Preston_PLB
/
freeswitch_rs
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
This repository has been archived on 2024-08-17. You can view files and clone it, but cannot push or open issues or pull requests.
freeswitch_rs/include/switch_utils.c

4801 lines
108 KiB
C
Raw Permalink Blame History

/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2014, Anthony Minessale II <anthm@freeswitch.org>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Anthony Minessale II <anthm@freeswitch.org>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Anthony Minessale II <anthm@freeswitch.org>
* Juan Jose Comellas <juanjo@comellas.org>
* Seven Du <dujinfang@gmail.com>
* Windy Wang <xiaofengcanyuexp@163.com>
*
* switch_utils.c -- Compatibility and Helper Code
*
*/
#include <switch.h>
#include "private/switch_apr_pvt.h"
#ifndef WIN32
#include <arpa/inet.h>
#if defined(HAVE_SYS_TIME_H) && defined(HAVE_SYS_RESOURCE_H)
#include <sys/time.h>
#include <sys/resource.h>
#endif
#include <sys/types.h>
#include <unistd.h>
#else
#include <intsafe.h> /* SIZETMult() */
/* process.h is required for _getpid() */
#include <process.h>
#endif
#include "private/switch_core_pvt.h"
#define ESCAPE_META '\\'
#ifdef SWITCH_HAVE_GUMBO
#include "gumbo.h"
#endif
#if defined(HAVE_OPENSSL)
#include <openssl/evp.h>
#endif
#ifdef __GLIBC__
#include <malloc.h> /* mallinfo() */
#endif
struct switch_network_node {
ip_t ip;
ip_t mask;
uint32_t bits;
int family;
switch_bool_t ok;
char *token;
char *str;
switch_network_port_range_t port_range;
struct switch_network_node *next;
};
typedef struct switch_network_node switch_network_node_t;
struct switch_network_list {
struct switch_network_node *node_head;
switch_bool_t default_type;
switch_memory_pool_t *pool;
char *name;
};
SWITCH_DECLARE(void *) switch_calloc(size_t nmemb, size_t size)
{
return calloc(nmemb, size);
}
#ifndef WIN32
SWITCH_DECLARE(int) switch_inet_pton(int af, const char *src, void *dst)
{
return inet_pton(af, src, dst);
}
#endif
SWITCH_DECLARE(char *) switch_print_host(switch_sockaddr_t *addr, char *buf, switch_size_t len)
{
switch_port_t port;
switch_get_addr(buf, len, addr);
port = switch_sockaddr_get_port(addr);
snprintf(buf + strlen(buf), len - strlen(buf), ":%d", port);
return buf;
}
SWITCH_DECLARE(switch_status_t) switch_frame_alloc(switch_frame_t **frame, switch_size_t size)
{
switch_frame_t *new_frame;
switch_zmalloc(new_frame, sizeof(*new_frame));
switch_set_flag(new_frame, SFF_DYNAMIC);
new_frame->buflen = (uint32_t)size;
new_frame->data = malloc(size);
switch_assert(new_frame->data);
*frame = new_frame;
return SWITCH_STATUS_SUCCESS;
}
typedef struct switch_frame_node_s {
switch_frame_t *frame;
int inuse;
struct switch_frame_node_s *prev;
struct switch_frame_node_s *next;
} switch_frame_node_t;
struct switch_frame_buffer_s {
switch_frame_node_t *head;
switch_memory_pool_t *pool;
switch_queue_t *queue;
switch_mutex_t *mutex;
uint32_t total;
};
static switch_frame_t *find_free_frame(switch_frame_buffer_t *fb, switch_frame_t *orig)
{
switch_frame_node_t *np;
switch_mutex_lock(fb->mutex);
for (np = fb->head; np; np = np->next) {
if (!np->inuse && ((orig->packet && np->frame->packet) || (!orig->packet && !np->frame->packet))) {
if (np == fb->head) {
fb->head = np->next;
} else if (np->prev) {
np->prev->next = np->next;
}
if (np->next) {
np->next->prev = np->prev;
}
fb->total--;
np->prev = np->next = NULL;
break;
}
}
if (!np) {
np = switch_core_alloc(fb->pool, sizeof(*np));
np->frame = switch_core_alloc(fb->pool, sizeof(*np->frame));
if (orig->packet) {
np->frame->packet = switch_core_alloc(fb->pool, SWITCH_RTP_MAX_BUF_LEN);
} else {
np->frame->packet = NULL;
np->frame->data = switch_core_alloc(fb->pool, SWITCH_RTP_MAX_BUF_LEN);
np->frame->buflen = SWITCH_RTP_MAX_BUF_LEN;
}
}
np->frame->samples = orig->samples;
np->frame->rate = orig->rate;
np->frame->channels = orig->channels;
np->frame->payload = orig->payload;
np->frame->timestamp = orig->timestamp;
np->frame->seq = orig->seq;
np->frame->ssrc = orig->ssrc;
np->frame->m = orig->m;
np->frame->flags = orig->flags;
np->frame->codec = orig->codec;
np->frame->pmap = orig->pmap;
np->frame->img = NULL;
np->frame->extra_data = np;
np->inuse = 1;
switch_set_flag(np->frame, SFF_DYNAMIC);
if (orig->packet) {
memcpy(np->frame->packet, orig->packet, orig->packetlen);
np->frame->packetlen = orig->packetlen;
np->frame->data = ((unsigned char *)np->frame->packet) + 12;
np->frame->datalen = orig->datalen;
} else {
np->frame->packet = NULL;
np->frame->packetlen = 0;
memcpy(np->frame->data, orig->data, orig->datalen);
np->frame->datalen = orig->datalen;
}
if (orig->img && !switch_test_flag(orig, SFF_ENCODED)) {
switch_img_copy(orig->img, &np->frame->img);
}
switch_mutex_unlock(fb->mutex);
return np->frame;
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_free(switch_frame_buffer_t *fb, switch_frame_t **frameP)
{
switch_frame_t *old_frame;
switch_frame_node_t *node;
switch_mutex_lock(fb->mutex);
old_frame = *frameP;
*frameP = NULL;
node = (switch_frame_node_t *) old_frame->extra_data;
node->inuse = 0;
switch_img_free(&node->frame->img);
fb->total++;
if (fb->head) {
fb->head->prev = node;
}
node->next = fb->head;
node->prev = NULL;
fb->head = node;
switch_assert(node->next != node);
switch_assert(node->prev != node);
switch_mutex_unlock(fb->mutex);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_dup(switch_frame_buffer_t *fb, switch_frame_t *orig, switch_frame_t **clone)
{
switch_frame_t *new_frame;
if (!orig) {
return SWITCH_STATUS_FALSE;
}
switch_assert(orig->buflen);
new_frame = find_free_frame(fb, orig);
*clone = new_frame;
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_push(switch_frame_buffer_t *fb, void *ptr)
{
return switch_queue_push(fb->queue, ptr);
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_trypush(switch_frame_buffer_t *fb, void *ptr)
{
return switch_queue_trypush(fb->queue, ptr);
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_pop(switch_frame_buffer_t *fb, void **ptr)
{
return switch_queue_pop(fb->queue, ptr);
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_trypop(switch_frame_buffer_t *fb, void **ptr)
{
return switch_queue_trypop(fb->queue, ptr);
}
SWITCH_DECLARE(int) switch_frame_buffer_size(switch_frame_buffer_t *fb)
{
return switch_queue_size(fb->queue);
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_destroy(switch_frame_buffer_t **fbP)
{
switch_frame_buffer_t *fb = *fbP;
switch_memory_pool_t *pool;
*fbP = NULL;
pool = fb->pool;
switch_core_destroy_memory_pool(&pool);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_frame_buffer_create(switch_frame_buffer_t **fbP, switch_size_t qlen)
{
switch_frame_buffer_t *fb;
switch_memory_pool_t *pool;
if (!qlen) qlen = 500;
switch_core_new_memory_pool(&pool);
fb = switch_core_alloc(pool, sizeof(*fb));
fb->pool = pool;
switch_queue_create(&fb->queue, qlen, fb->pool);
switch_mutex_init(&fb->mutex, SWITCH_MUTEX_NESTED, pool);
*fbP = fb;
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_frame_dup(switch_frame_t *orig, switch_frame_t **clone)
{
switch_frame_t *new_frame;
if (!orig) {
return SWITCH_STATUS_FALSE;
}
switch_assert(orig->buflen);
new_frame = malloc(sizeof(*new_frame));
switch_assert(new_frame);
*new_frame = *orig;
switch_set_flag(new_frame, SFF_DYNAMIC);
if (orig->packet) {
new_frame->packet = malloc(SWITCH_RTP_MAX_BUF_LEN);
switch_assert(new_frame->packet);
memcpy(new_frame->packet, orig->packet, orig->packetlen);
new_frame->data = ((unsigned char *)new_frame->packet) + 12;
} else {
new_frame->packet = NULL;
new_frame->data = malloc(new_frame->buflen);
switch_assert(new_frame->data);
memcpy(new_frame->data, orig->data, orig->datalen);
}
new_frame->codec = orig->codec;
new_frame->pmap = orig->pmap;
new_frame->img = NULL;
if (orig->img && !switch_test_flag(orig, SFF_ENCODED)) {
switch_img_copy(orig->img, &new_frame->img);
}
*clone = new_frame;
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_frame_free(switch_frame_t **frame)
{
switch_frame_t * f;
if (!frame) {
return SWITCH_STATUS_FALSE;
}
f = *frame;
if (!f || !switch_test_flag(f, SFF_DYNAMIC)) {
return SWITCH_STATUS_FALSE;
}
*frame = NULL;
if (f->img) {
switch_img_free(&(f->img));
}
if (f->packet) {
switch_safe_free(f->packet);
} else {
switch_safe_free(f->data);
}
free(f);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(int) switch_strcasecmp_any(const char *str, ...)
{
va_list ap;
const char *next_str = 0;
int r = 0;
va_start(ap, str);
while ((next_str = va_arg(ap, const char *))) {
if (!strcasecmp(str, next_str)) {
r = 1;
break;
}
}
va_end(ap);
return r;
}
SWITCH_DECLARE(char *) switch_find_parameter(const char *str, const char *param, switch_memory_pool_t *pool)
{
char *e, *r = NULL, *ptr = NULL, *next = NULL;
size_t len;
ptr = (char *) str;
while (ptr) {
len = strlen(param);
e = ptr+len;
next = strchr(ptr, ';');
if (!strncasecmp(ptr, param, len) && *e == '=') {
size_t mlen;
ptr = ++e;
if (next) {
e = next;
} else {
e = ptr + strlen(ptr);
}
mlen = (e - ptr) + 1;
if (pool) {
r = switch_core_alloc(pool, mlen);
} else {
r = malloc(mlen);
}
switch_snprintf(r, mlen, "%s", ptr);
break;
}
if (next) {
ptr = next + 1;
} else break;
}
return r;
}
SWITCH_DECLARE(switch_status_t) switch_network_list_create(switch_network_list_t **list, const char *name, switch_bool_t default_type,
switch_memory_pool_t *pool)
{
switch_network_list_t *new_list;
if (!pool) {
switch_core_new_memory_pool(&pool);
}
new_list = switch_core_alloc(pool, sizeof(**list));
new_list->pool = pool;
new_list->default_type = default_type;
new_list->name = switch_core_strdup(new_list->pool, name);
*list = new_list;
return SWITCH_STATUS_SUCCESS;
}
#define IN6_AND_MASK(result, ip, mask) \
((uint32_t *) (result))[0] =((const uint32_t *) (ip))[0] & ((const uint32_t *)(mask))[0]; \
((uint32_t *) (result))[1] =((const uint32_t *) (ip))[1] & ((const uint32_t *)(mask))[1]; \
((uint32_t *) (result))[2] =((const uint32_t *) (ip))[2] & ((const uint32_t *)(mask))[2]; \
((uint32_t *) (result))[3] =((const uint32_t *) (ip))[3] & ((const uint32_t *)(mask))[3];
SWITCH_DECLARE(switch_bool_t) switch_testv6_subnet(ip_t _ip, ip_t _net, ip_t _mask) {
if (!IN6_IS_ADDR_UNSPECIFIED(&_mask.v6)) {
struct in6_addr a, b;
IN6_AND_MASK(&a, &_net, &_mask);
IN6_AND_MASK(&b, &_ip, &_mask);
return !memcmp(&a,&b, sizeof(struct in6_addr));
} else {
if (!IN6_IS_ADDR_UNSPECIFIED(&_net.v6)) {
return !memcmp(&_net,&_ip,sizeof(struct in6_addr));
}
else return SWITCH_TRUE;
}
}
SWITCH_DECLARE(switch_bool_t) switch_network_list_validate_ip6_port_token(switch_network_list_t *list, ip_t ip, int port, const char **token)
{
switch_network_node_t *node;
switch_bool_t ok = list->default_type;
uint32_t bits = 0;
for (node = list->node_head; node; node = node->next) {
if (node->family == AF_INET) continue;
if (node->bits >= bits && switch_testv6_subnet(ip, node->ip, node->mask)) {
if (node->ok) {
ok = SWITCH_TRUE;
} else {
ok = SWITCH_FALSE;
}
bits = node->bits;
if (token) {
*token = node->token;
}
}
}
return ok;
}
SWITCH_DECLARE(switch_bool_t) is_port_in_node(int port, switch_network_node_t *node)
{
if(port == 0)
return SWITCH_TRUE;
if(node->port_range.port != 0 && node->port_range.port != port)
return SWITCH_FALSE;
if(node->port_range.ports[0] != 0) {
int i;
for(i=0; i < MAX_NETWORK_PORTS && node->port_range.ports[i] != 0; i++) {
if(port == node->port_range.ports[i])
return SWITCH_TRUE;
}
return SWITCH_FALSE;
}
if(node->port_range.min_port != 0 || node->port_range.max_port != 0) {
if(port >= node->port_range.min_port && port <= node->port_range.max_port)
return SWITCH_TRUE;
return SWITCH_FALSE;
}
return SWITCH_TRUE;
}
SWITCH_DECLARE(switch_bool_t) switch_network_list_validate_ip_port_token(switch_network_list_t *list, uint32_t ip, int port, const char **token)
{
switch_network_node_t *node;
switch_bool_t ok = list->default_type;
uint32_t bits = 0;
for (node = list->node_head; node; node = node->next) {
if (node->family == AF_INET6) continue; /* want AF_INET */
if (node->bits >= bits && switch_test_subnet(ip, node->ip.v4, node->mask.v4) && is_port_in_node(port, node)) {
if (node->ok) {
ok = SWITCH_TRUE;
} else {
ok = SWITCH_FALSE;
}
bits = node->bits;
if (token) {
*token = node->token;
}
}
}
return ok;
}
SWITCH_DECLARE(switch_bool_t) switch_network_list_validate_ip6_token(switch_network_list_t *list, ip_t ip, const char **token)
{
return switch_network_list_validate_ip6_port_token(list, ip, 0, token);
}
SWITCH_DECLARE(switch_bool_t) switch_network_list_validate_ip_token(switch_network_list_t *list, uint32_t ip, const char **token)
{
return switch_network_list_validate_ip_port_token(list, ip, 0, token);
}
SWITCH_DECLARE(char *) switch_network_ipv4_mapped_ipv6_addr(const char* ip_str)
{
/* ipv4 mapped ipv6 address */
if (strncasecmp(ip_str, "::ffff:", 7)) {
return NULL;
}
return strdup(ip_str + 7);
}
SWITCH_DECLARE(char*) switch_network_port_range_to_string(switch_network_port_range_p port)
{
if (!port) {
return NULL;
}
if (port->port != 0) {
return switch_mprintf("port: %i ", port->port);
}
if (port->ports[0] != 0) {
int i, written = 0;
char buf[MAX_NETWORK_PORTS * 6];
for (i = 0; i < MAX_NETWORK_PORTS && port->ports[i] != 0; i++) {
written += snprintf(buf + written, sizeof(buf) - written, (i != 0 ? ", %u" : "%u"), port->ports[i]);
}
return switch_mprintf("ports: [%s] ", buf);
}
if (port->min_port != 0 || port->max_port != 0) {
return switch_mprintf("port range: [%i-%i] ", port->min_port, port->max_port);
}
return NULL;
}
SWITCH_DECLARE(switch_status_t) switch_network_list_perform_add_cidr_token(switch_network_list_t *list, const char *cidr_str, switch_bool_t ok,
const char *token, switch_network_port_range_p port)
{
ip_t ip, mask;
uint32_t bits;
switch_network_node_t *node;
char *ipv4 = NULL;
char *ports = NULL;
if ((ipv4 = switch_network_ipv4_mapped_ipv6_addr(cidr_str))) {
cidr_str = ipv4;
}
ports = switch_network_port_range_to_string(port);
if (switch_parse_cidr(cidr_str, &ip, &mask, &bits)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error Adding %s %s(%s) [%s] to list %s\n",
cidr_str, ports ? ports : "", ok ? "allow" : "deny", switch_str_nil(token), list->name);
switch_safe_free(ipv4);
switch_safe_free(ports);
return SWITCH_STATUS_GENERR;
}
node = switch_core_alloc(list->pool, sizeof(*node));
node->ip = ip;
node->mask = mask;
node->ok = ok;
node->bits = bits;
node->str = switch_core_strdup(list->pool, cidr_str);
if(port) {
memcpy(&node->port_range, port, sizeof(switch_network_port_range_t));
}
if (strchr(cidr_str,':')) {
node->family = AF_INET6;
} else {
node->family = AF_INET;
}
if (!zstr(token)) {
node->token = switch_core_strdup(list->pool, token);
}
node->next = list->node_head;
list->node_head = node;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Adding %s %s(%s) [%s] to list %s\n",
cidr_str, ports ? ports : "", ok ? "allow" : "deny", switch_str_nil(token), list->name);
switch_safe_free(ipv4);
switch_safe_free(ports);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_network_list_add_cidr_port_token(switch_network_list_t *list, const char *cidr_str, switch_bool_t ok, const char *token, switch_network_port_range_p port)
{
char *cidr_str_dup = NULL;
switch_status_t status = SWITCH_STATUS_SUCCESS;
if (strchr(cidr_str, ',')) {
char *argv[32] = { 0 };
int i, argc;
cidr_str_dup = strdup(cidr_str);
switch_assert(cidr_str_dup);
if ((argc = switch_separate_string(cidr_str_dup, ',', argv, (sizeof(argv) / sizeof(argv[0]))))) {
for (i = 0; i < argc; i++) {
switch_status_t this_status;
if ((this_status = switch_network_list_perform_add_cidr_token(list, argv[i], ok, token, port)) != SWITCH_STATUS_SUCCESS) {
status = this_status;
}
}
}
} else {
status = switch_network_list_perform_add_cidr_token(list, cidr_str, ok, token, port);
}
switch_safe_free(cidr_str_dup);
return status;
}
SWITCH_DECLARE(switch_status_t) switch_network_list_add_cidr_token(switch_network_list_t *list, const char *cidr_str, switch_bool_t ok, const char *token)
{
return switch_network_list_add_cidr_port_token(list, cidr_str, ok, token, NULL);
}
SWITCH_DECLARE(switch_status_t) switch_network_list_add_host_port_mask(switch_network_list_t *list, const char *host, const char *mask_str, switch_bool_t ok, switch_network_port_range_p port)
{
ip_t ip, mask;
switch_network_node_t *node;
switch_inet_pton(AF_INET, host, &ip);
switch_inet_pton(AF_INET, mask_str, &mask);
node = switch_core_alloc(list->pool, sizeof(*node));
node->ip.v4 = ntohl(ip.v4);
node->mask.v4 = ntohl(mask.v4);
node->ok = ok;
if(port) {
memcpy(&node->port_range, port, sizeof(switch_network_port_range_t));
}
/* http://graphics.stanford.edu/~seander/bithacks.html */
mask.v4 = mask.v4 - ((mask.v4 >> 1) & 0x55555555);
mask.v4 = (mask.v4 & 0x33333333) + ((mask.v4 >> 2) & 0x33333333);
node->bits = (((mask.v4 + (mask.v4 >> 4)) & 0xF0F0F0F) * 0x1010101) >> 24;
node->str = switch_core_sprintf(list->pool, "%s:%s", host, mask_str);
node->next = list->node_head;
list->node_head = node;
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_network_list_add_host_mask(switch_network_list_t *list, const char *host, const char *mask_str, switch_bool_t ok)
{
return switch_network_list_add_host_port_mask(list, host, mask_str, ok, NULL);
}
SWITCH_DECLARE(int) switch_parse_cidr(const char *string, ip_t *ip, ip_t *mask, uint32_t *bitp)
{
char host[128];
char *bit_str;
int32_t bits;
const char *ipv6;
ip_t *maskv = mask;
ip_t *ipv = ip;
switch_copy_string(host, string, sizeof(host)-1);
bit_str = strchr(host, '/');
if (!bit_str) {
return -1;
}
*bit_str++ = '\0';
bits = atoi(bit_str);
ipv6 = strchr(string, ':');
if (ipv6) {
int i,n;
if (bits < 0 || bits > 128) {
return -2;
}
bits = atoi(bit_str);
switch_inet_pton(AF_INET6, host, (unsigned char *)ip);
for (n=bits,i=0 ;i < 16; i++){
if (n >= 8) {
maskv->v6.s6_addr[i] = 0xFF;
n -= 8;
} else if (n < 8) {
maskv->v6.s6_addr[i] = 0xFF & ~(0xFF >> n);
n -= n;
} else if (n == 0) {
maskv->v6.s6_addr[i] = 0x00;
}
}
} else {
if (bits < 0 || bits > 32) {
return -2;
}
bits = atoi(bit_str);
switch_inet_pton(AF_INET, host, (unsigned char *)ip);
ipv->v4 = htonl(ipv->v4);
maskv->v4 = 0xFFFFFFFF & ~(0xFFFFFFFF >> bits);
}
*bitp = bits;
return 0;
}
SWITCH_DECLARE(char *) switch_find_end_paren(const char *s, char open, char close)
{
const char *e = NULL;
int depth = 0;
while (s && *s && *s == ' ') {
s++;
}
if (s && *s == open) {
depth++;
for (e = s + 1; e && *e; e++) {
if (*e == open && open != close) {
depth++;
} else if (*e == close) {
depth--;
if (!depth) {
break;
}
}
}
}
return (e && *e == close) ? (char *) e : NULL;
}
SWITCH_DECLARE(switch_size_t) switch_fd_read_line(int fd, char *buf, switch_size_t len)
{
char c, *p;
int cur;
switch_size_t total = 0;
p = buf;
while (total + 2 < len && (cur = read(fd, &c, 1)) == 1) {
total += cur;
*p++ = c;
if (c == '\r' || c == '\n') {
break;
}
}
*p++ = '\0';
assert(total < len);
return total;
}
#define DLINE_BLOCK_SIZE 1024
#define DLINE_MAX_SIZE 1048576
SWITCH_DECLARE(switch_size_t) switch_fd_read_dline(int fd, char **buf, switch_size_t *len)
{
char c, *p;
int cur;
switch_size_t total = 0;
char *data = *buf;
switch_size_t ilen = *len;
if (!data) {
*len = ilen = DLINE_BLOCK_SIZE;
data = malloc(ilen);
memset(data, 0, ilen);
}
p = data;
while ((cur = read(fd, &c, 1)) == 1) {
if (total + 2 >= ilen) {
if (ilen + DLINE_BLOCK_SIZE > DLINE_MAX_SIZE) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Single line limit reached!\n");
break;
}
ilen += DLINE_BLOCK_SIZE;
data = realloc(data, ilen);
switch_assert(data);
p = data + total;
}
total += cur;
*p++ = c;
if (c == '\r' || c == '\n') {
break;
}
}
*p++ = '\0';
*len = ilen;
*buf = data;
return total;
}
SWITCH_DECLARE(switch_size_t) switch_fp_read_dline(FILE *fd, char **buf, switch_size_t *len)
{
char c, *p;
switch_size_t total = 0;
char *data = *buf;
switch_size_t ilen = *len;
if (!data) {
*len = ilen = DLINE_BLOCK_SIZE;
data = malloc(ilen);
memset(data, 0, ilen);
}
p = data;
//while ((c = fgetc(fd)) != EOF) {
while (fread(&c, 1, 1, fd) == 1) {
if (total + 2 >= ilen) {
if (ilen + DLINE_BLOCK_SIZE > DLINE_MAX_SIZE) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Single line limit reached!\n");
break;
}
ilen += DLINE_BLOCK_SIZE;
data = realloc(data, ilen);
switch_assert(data);
p = data + total;
}
total++;
*p++ = c;
if (c == '\r' || c == '\n') {
break;
}
}
*p++ = '\0';
*len = ilen;
*buf = data;
return total;
}
SWITCH_DECLARE(char *) switch_amp_encode(char *s, char *buf, switch_size_t len)
{
char *p, *q;
switch_size_t x = 0;
switch_assert(s);
q = buf;
for (p = s; x < len; p++) {
switch (*p) {
case '"':
if (x + 6 > len - 1) {
goto end;
}
*q++ = '&';
*q++ = 'q';
*q++ = 'u';
*q++ = 'o';
*q++ = 't';
*q++ = ';';
x += 6;
break;
case '\'':
if (x + 6 > len - 1) {
goto end;
}
*q++ = '&';
*q++ = 'a';
*q++ = 'p';
*q++ = 'o';
*q++ = 's';
*q++ = ';';
x += 6;
break;
case '&':
if (x + 5 > len - 1) {
goto end;
}
*q++ = '&';
*q++ = 'a';
*q++ = 'm';
*q++ = 'p';
*q++ = ';';
x += 5;
break;
case '<':
if (x + 4 > len - 1) {
goto end;
}
*q++ = '&';
*q++ = 'l';
*q++ = 't';
*q++ = ';';
x += 4;
break;
case '>':
if (x + 4 > len - 1) {
goto end;
}
*q++ = '&';
*q++ = 'g';
*q++ = 't';
*q++ = ';';
x += 4;
break;
default:
if (x + 1 > len - 1) {
goto end;
}
*q++ = *p;
x++;
if (*p == '\0') {
goto end;
}
break;
}
}
end:
return buf;
}
static const char switch_b64_table[65] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
#define B64BUFFLEN 1024
SWITCH_DECLARE(switch_status_t) switch_b64_encode(unsigned char *in, switch_size_t ilen, unsigned char *out, switch_size_t olen)
{
int y = 0, bytes = 0;
size_t x = 0;
unsigned int b = 0, l = 0;
for (x = 0; x < ilen; x++) {
b = (b << 8) + in[x];
l += 8;
while (l >= 6) {
out[bytes++] = switch_b64_table[(b >> (l -= 6)) % 64];
if (bytes >= (int)olen - 1) {
goto end;
}
if (++y != 72) {
continue;
}
/* out[bytes++] = '\n'; */
y = 0;
}
}
if (l > 0) {
out[bytes++] = switch_b64_table[((b % 16) << (6 - l)) % 64];
}
if (l != 0) {
while (l < 6 && bytes < (int)olen - 1) {
out[bytes++] = '=', l += 2;
}
}
end:
out[bytes] = '\0';
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_size_t) switch_b64_decode(const char *in, char *out, switch_size_t olen)
{
char l64[256];
int b = 0, c, l = 0, i;
const char *ip;
char *op = out;
size_t ol = 0;
for (i = 0; i < 256; i++) {
l64[i] = -1;
}
for (i = 0; i < 64; i++) {
l64[(int) switch_b64_table[i]] = (char) i;
}
for (ip = in; ip && *ip; ip++) {
c = l64[(int) *ip];
if (c == -1) {
continue;
}
b = (b << 6) + c;
l += 6;
while (l >= 8) {
op[ol++] = (char) ((b >> (l -= 8)) % 256);
if (ol >= olen - 1) {
goto end;
}
}
}
end:
op[ol++] = '\0';
return ol;
}
static int write_buf(int fd, const char *buf)
{
int len = (int) strlen(buf);
if (fd && write(fd, buf, len) != len) {
close(fd);
return 0;
}
return 1;
}
SWITCH_DECLARE(switch_bool_t) switch_simple_email(const char *to,
const char *from,
const char *headers,
const char *body, const char *file, const char *convert_cmd, const char *convert_ext)
{
char *bound = "XXXX_boundary_XXXX";
const char *mime_type = "audio/inline";
char filename[80], buf[B64BUFFLEN];
int fd = -1, ifd = -1;
int x = 0, y = 0, bytes = 0, ilen = 0;
unsigned int b = 0, l = 0;
unsigned char in[B64BUFFLEN];
unsigned char out[B64BUFFLEN + 512];
char *dupfile = NULL, *ext = NULL;
char *newfile = NULL;
switch_bool_t rval = SWITCH_FALSE;
const char *err = NULL;
filename[0] = '\0';
if (zstr(to)) {
err = "No to address specified";
goto end;
}
if (!zstr(file) && !zstr(convert_cmd) && !zstr(convert_ext)) {
if (strrchr(file, '.')) {
dupfile = strdup(file);
if ((ext = strrchr(dupfile, '.'))) {
*ext++ = '\0';
newfile = switch_mprintf("%s.%s", dupfile, convert_ext);
}
}
if (newfile) {
char cmd[1024] = "";
switch_snprintf(cmd, sizeof(cmd), "%s %s %s", convert_cmd, file, newfile);
switch_system(cmd, SWITCH_TRUE);
if (strcmp(file, newfile)) {
file = newfile;
} else {
switch_safe_free(newfile);
}
}
switch_safe_free(dupfile);
}
switch_snprintf(filename, 80, "%s%smail.%d%04x", SWITCH_GLOBAL_dirs.temp_dir, SWITCH_PATH_SEPARATOR, (int) switch_epoch_time_now(NULL), rand() & 0xffff);
if ((fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0644)) > -1) {
if (file) {
if ((ifd = open(file, O_RDONLY | O_BINARY)) < 0) {
rval = SWITCH_FALSE;
err = "Cannot open tmp file\n";
goto end;
}
}
if (!file && (!body || !switch_stristr("content-type", body))) {
bound = NULL;
}
if (bound) {
switch_snprintf(buf, B64BUFFLEN, "MIME-Version: 1.0\nContent-Type: multipart/mixed; boundary=\"%s\"\n", bound);
if (!write_buf(fd, buf)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
}
if (headers && !write_buf(fd, headers)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
if (!write_buf(fd, "\n\n")) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
if (bound) {
if (body && switch_stristr("content-type", body)) {
switch_snprintf(buf, B64BUFFLEN, "--%s\n", bound);
} else {
switch_snprintf(buf, B64BUFFLEN, "--%s\nContent-Type: text/plain\n\n", bound);
}
if (!write_buf(fd, buf)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
}
if (body) {
if (!write_buf(fd, body)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
}
if (file && bound) {
const char *stipped_file = switch_cut_path(file);
const char *new_type;
char *ext;
if ((ext = strrchr(stipped_file, '.'))) {
ext++;
if ((new_type = switch_core_mime_ext2type(ext))) {
mime_type = new_type;
}
}
switch_snprintf(buf, B64BUFFLEN,
"\n\n--%s\nContent-Type: %s; name=\"%s\"\n"
"Content-ID: <ATTACHED@freeswitch.org>\n"
"Content-Transfer-Encoding: base64\n"
"Content-Description: Sound attachment.\n"
"Content-Disposition: attachment; filename=\"%s\"\n\n", bound, mime_type, stipped_file, stipped_file);
if (!write_buf(fd, buf)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
while ((ilen = read(ifd, in, B64BUFFLEN))) {
for (x = 0; x < ilen; x++) {
b = (b << 8) + in[x];
l += 8;
while (l >= 6) {
out[bytes++] = switch_b64_table[(b >> (l -= 6)) % 64];
if (++y != 72)
continue;
out[bytes++] = '\n';
y = 0;
}
}
if (write(fd, &out, bytes) != bytes) {
rval = -1;
break;
} else {
bytes = 0;
}
}
if (l > 0) {
out[bytes++] = switch_b64_table[((b % 16) << (6 - l)) % 64];
}
if (l != 0)
while (l < 6) {
out[bytes++] = '=', l += 2;
}
if (write(fd, &out, bytes) != bytes) {
rval = -1;
}
}
if (bound) {
switch_snprintf(buf, B64BUFFLEN, "\n\n--%s--\n.\n", bound);
if (!write_buf(fd, buf)) {
rval = SWITCH_FALSE;
err = "write error.";
goto end;
}
}
}
if (fd > -1) {
close(fd);
fd = -1;
}
if (zstr(from)) {
from = "freeswitch";
}
{
char *to_arg = switch_util_quote_shell_arg(to);
char *from_arg = switch_util_quote_shell_arg(from);
#ifdef WIN32
switch_snprintf(buf, B64BUFFLEN, "\"\"%s\" -f %s %s %s < \"%s\"\"", runtime.mailer_app, from_arg, runtime.mailer_app_args, to_arg, filename);
#else
switch_snprintf(buf, B64BUFFLEN, "/bin/cat %s | %s -f %s %s %s", filename, runtime.mailer_app, from_arg, runtime.mailer_app_args, to_arg);
#endif
switch_safe_free(to_arg); switch_safe_free(from_arg);
}
if (switch_system(buf, SWITCH_TRUE) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unable to execute command: %s\n", buf);
err = "execute error";
rval = SWITCH_FALSE;
}
if (zstr(err)) {
if (file) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Emailed file [%s] to [%s]\n", filename, to);
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Emailed data to [%s]\n", to);
}
rval = SWITCH_TRUE;
}
end:
if (fd > -1) {
close(fd);
}
if (!zstr_buf(filename) && unlink(filename) != 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Failed to delete file [%s]\n", filename);
}
if (ifd > -1) {
close(ifd);
}
if (newfile) {
unlink(newfile);
free(newfile);
}
if (rval != SWITCH_TRUE) {
if (zstr(err)) err = "Unknown Error";
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "EMAIL NOT SENT, error [%s]\n", err);
}
return rval;
}
SWITCH_DECLARE(switch_bool_t) switch_is_lan_addr(const char *ip)
{
if (zstr(ip))
return SWITCH_FALSE;
return (strncmp(ip, "10.", 3) && /* 10.0.0.0 - 10.255.255.255 (10/8 prefix) */
strncmp(ip, "192.168.", 8) && /* 192.168.0.0 - 192.168.255.255 (192.168/16 prefix) */
strncmp(ip, "127.", 4) && /* 127.0.0.0 - 127.255.255.255 (127/8 prefix) */
strncmp(ip, "255.", 4) &&
strncmp(ip, "0.", 2) &&
strncmp(ip, "1.", 2) &&
strncmp(ip, "2.", 2) &&
strncmp(ip, "172.16.", 7) && /* 172.16.0.0 - 172.31.255.255 (172.16/12 prefix) */
strncmp(ip, "172.17.", 7) &&
strncmp(ip, "172.18.", 7) &&
strncmp(ip, "172.19.", 7) &&
strncmp(ip, "172.20.", 7) &&
strncmp(ip, "172.21.", 7) &&
strncmp(ip, "172.22.", 7) &&
strncmp(ip, "172.23.", 7) &&
strncmp(ip, "172.24.", 7) &&
strncmp(ip, "172.25.", 7) &&
strncmp(ip, "172.26.", 7) &&
strncmp(ip, "172.27.", 7) &&
strncmp(ip, "172.28.", 7) &&
strncmp(ip, "172.29.", 7) &&
strncmp(ip, "172.30.", 7) &&
strncmp(ip, "172.31.", 7) &&
strncmp(ip, "192.0.2.", 8) && /* 192.0.2.0 - 192.0.2.255 (192.0.2/24 prefix) */
strncmp(ip, "169.254.", 8) /* 169.254.0.0 - 169.254.255.255 (169.254/16 prefix) */
)? SWITCH_FALSE : SWITCH_TRUE;
}
SWITCH_DECLARE(switch_bool_t) switch_ast2regex(const char *pat, char *rbuf, size_t len)
{
const char *p = pat;
if (!pat) {
return SWITCH_FALSE;
}
memset(rbuf, 0, len);
*(rbuf + strlen(rbuf)) = '^';
while (p && *p) {
if (*p == 'N') {
strncat(rbuf, "[2-9]", len - strlen(rbuf));
} else if (*p == 'X') {
strncat(rbuf, "[0-9]", len - strlen(rbuf));
} else if (*p == 'Z') {
strncat(rbuf, "[1-9]", len - strlen(rbuf));
} else if (*p == '.') {
strncat(rbuf, ".*", len - strlen(rbuf));
} else if (strlen(rbuf) < len - 1) {
*(rbuf + strlen(rbuf)) = *p;
}
p++;
}
*(rbuf + strlen(rbuf)) = '$';
return strcmp(pat, rbuf) ? SWITCH_TRUE : SWITCH_FALSE;
}
SWITCH_DECLARE(char *) switch_replace_char(char *str, char from, char to, switch_bool_t dup)
{
char *p;
if (dup) {
p = strdup(str);
switch_assert(p);
} else {
p = str;
}
for (; p && *p; p++) {
if (*p == from) {
*p = to;
}
}
return p;
}
SWITCH_DECLARE(char *) switch_pool_strip_whitespace(switch_memory_pool_t *pool, const char *str)
{
const char *sp = str;
char *p, *s = NULL;
size_t len;
if (zstr(sp)) {
return switch_core_strdup(pool, SWITCH_BLANK_STRING);
}
while ((*sp == 13 ) || (*sp == 10 ) || (*sp == 9 ) || (*sp == 32) || (*sp == 11) ) {
sp++;
}
if (zstr(sp)) {
return switch_core_strdup(pool, SWITCH_BLANK_STRING);
}
s = switch_core_strdup(pool, sp);
switch_assert(s);
if ((len = strlen(s)) > 0) {
p = s + (len - 1);
while ((p >= s) && ((*p == 13 ) || (*p == 10 ) || (*p == 9 ) || (*p == 32) || (*p == 11))) {
*p-- = '\0';
}
}
return s;
}
SWITCH_DECLARE(char *) switch_strip_whitespace(const char *str)
{
const char *sp = str;
char *p, *s = NULL;
size_t len;
if (zstr(sp)) {
return strdup(SWITCH_BLANK_STRING);
}
while ((*sp == 13 ) || (*sp == 10 ) || (*sp == 9 ) || (*sp == 32) || (*sp == 11) ) {
sp++;
}
if (zstr(sp)) {
return strdup(SWITCH_BLANK_STRING);
}
s = strdup(sp);
switch_assert(s);
if ((len = strlen(s)) > 0) {
p = s + (len - 1);
while ((p >= s) && ((*p == 13 ) || (*p == 10 ) || (*p == 9 ) || (*p == 32) || (*p == 11))) {
*p-- = '\0';
}
}
return s;
}
SWITCH_DECLARE(char *) switch_strip_spaces(char *str, switch_bool_t dup)
{
char *sp = str;
char *p, *s = NULL;
size_t len;
if (zstr(sp)) {
return dup ? strdup(SWITCH_BLANK_STRING) : sp;
}
while (*sp == ' ') {
sp++;
}
if (dup) {
s = strdup(sp);
switch_assert(s);
} else {
s = sp;
}
if (zstr(s)) {
return s;
}
if ((len = strlen(s)) > 0) {
p = s + (len - 1);
while (p && *p && (p >= s) && *p == ' ') {
*p-- = '\0';
}
}
return s;
}
SWITCH_DECLARE(char *) switch_strip_commas(char *in, char *out, switch_size_t len)
{
char *p = in, *q = out;
char *ret = out;
switch_size_t x = 0;
for (; p && *p; p++) {
if ((*p > 47 && *p < 58)) {
*q++ = *p;
if (++x > len) {
ret = NULL;
break;
}
} else if (*p != ',') {
ret = NULL;
break;
}
}
return ret;
}
SWITCH_DECLARE(char *) switch_strip_nonnumerics(char *in, char *out, switch_size_t len)
{
char *p = in, *q = out;
char *ret = out;
switch_size_t x = 0;
/* valid are 0 - 9, period (.), minus (-), and plus (+) - remove all others */
for (; p && *p; p++) {
if ((*p > 47 && *p < 58) || *p == '.' || *p == '-' || *p == '+') {
*q++ = *p;
if (++x > len) {
ret = NULL;
break;
}
}
}
return ret;
}
SWITCH_DECLARE(char *) switch_separate_paren_args(char *str)
{
char *e, *args;
switch_size_t br;
if ((args = strchr(str, '('))) {
e = args - 1;
*args++ = '\0';
while (*e == ' ') {
*e-- = '\0';
}
e = args;
br = 1;
while (e && *e) {
if (*e == '(') {
br++;
} else if (br > 1 && *e == ')') {
br--;
} else if (br == 1 && *e == ')') {
*e = '\0';
break;
}
e++;
}
}
return args;
}
SWITCH_DECLARE(switch_bool_t) switch_is_number(const char *str)
{
const char *p;
switch_bool_t r = SWITCH_TRUE;
if (*str == '-' || *str == '+') {
str++;
}
for (p = str; p && *p; p++) {
if (!(*p == '.' || (*p > 47 && *p < 58))) {
r = SWITCH_FALSE;
break;
}
}
return r;
}
SWITCH_DECLARE(switch_bool_t) switch_is_leading_number(const char *str)
{
const char *p;
switch_bool_t r = SWITCH_FALSE;
if (*str == '-' || *str == '+') {
str++;
}
for (p = str; p && *p; p++) {
if ((*p == '.' || (*p > 47 && *p < 58))) {
r = SWITCH_TRUE;
break;
}
}
return r;
}
SWITCH_DECLARE(const char *) switch_stristr(const char *instr, const char *str)
{
/*
** Rev History: 16/07/97 Greg Thayer Optimized
** 07/04/95 Bob Stout ANSI-fy
** 02/03/94 Fred Cole Original
** 09/01/03 Bob Stout Bug fix (lines 40-41) per Fred Bulback
**
** Hereby donated to public domain.
*/
const char *pptr, *sptr, *start;
if (!str || !instr)
return NULL;
for (start = str; *start; start++) {
/* find start of pattern in string */
for (; ((*start) && (switch_toupper(*start) != switch_toupper(*instr))); start++);
if (!*start)
return NULL;
pptr = instr;
sptr = start;
while (switch_toupper(*sptr) == switch_toupper(*pptr)) {
sptr++;
pptr++;
/* if end of pattern then pattern was found */
if (!*pptr)
return (start);
if (!*sptr)
return NULL;
}
}
return NULL;
}
#ifdef HAVE_GETIFADDRS
#include <ifaddrs.h>
static int get_netmask(struct sockaddr_in *me, int *mask)
{
struct ifaddrs *ifaddrs, *i = NULL;
if (!me || getifaddrs(&ifaddrs) < 0) {
return -1;
}
for (i = ifaddrs; i; i = i->ifa_next) {
struct sockaddr_in *s = (struct sockaddr_in *) i->ifa_addr;
struct sockaddr_in *m = (struct sockaddr_in *) i->ifa_netmask;
if (s && m && s->sin_family == AF_INET && s->sin_addr.s_addr == me->sin_addr.s_addr) {
*mask = m->sin_addr.s_addr;
freeifaddrs(ifaddrs);
return 0;
}
}
freeifaddrs(ifaddrs);
return -2;
}
#elif defined(__linux__)
#include <sys/ioctl.h>
#include <net/if.h>
static int get_netmask(struct sockaddr_in *me, int *mask)
{
static struct ifreq ifreqs[20] = { {{{0}}} };
struct ifconf ifconf;
int nifaces, i;
int sock;
int r = -1;
memset(&ifconf, 0, sizeof(ifconf));
ifconf.ifc_buf = (char *) (ifreqs);
ifconf.ifc_len = sizeof(ifreqs);
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
goto end;
}
if (ioctl(sock, SIOCGIFCONF, (char *) &ifconf) < 0) {
goto end;
}
nifaces = ifconf.ifc_len / sizeof(struct ifreq);
for (i = 0; i < nifaces; i++) {
struct sockaddr_in *sin = NULL;
struct in_addr ip;
ioctl(sock, SIOCGIFADDR, &ifreqs[i]);
sin = (struct sockaddr_in *) &ifreqs[i].ifr_addr;
ip = sin->sin_addr;
if (ip.s_addr == me->sin_addr.s_addr) {
ioctl(sock, SIOCGIFNETMASK, &ifreqs[i]);
sin = (struct sockaddr_in *) &ifreqs[i].ifr_addr;
/* mask = sin->sin_addr; */
*mask = sin->sin_addr.s_addr;
r = 0;
break;
}
}
end:
close(sock);
return r;
}
#elif defined(WIN32)
static int get_netmask(struct sockaddr_in *me, int *mask)
{
SOCKET sock = WSASocket(AF_INET, SOCK_DGRAM, 0, 0, 0, 0);
INTERFACE_INFO interfaces[20];
unsigned long bytes;
int interface_count, x;
int r = -1;
*mask = 0;
if (sock == SOCKET_ERROR) {
return -1;
}
if (WSAIoctl(sock, SIO_GET_INTERFACE_LIST, 0, 0, &interfaces, sizeof(interfaces), &bytes, 0, 0) == SOCKET_ERROR) {
r = -1;
goto end;
}
interface_count = bytes / sizeof(INTERFACE_INFO);
for (x = 0; x < interface_count; ++x) {
struct sockaddr_in *addr = (struct sockaddr_in *) &(interfaces[x].iiAddress);
if (addr->sin_addr.s_addr == me->sin_addr.s_addr) {
struct sockaddr_in *netmask = (struct sockaddr_in *) &(interfaces[x].iiNetmask);
*mask = netmask->sin_addr.s_addr;
r = 0;
break;
}
}
end:
closesocket(sock);
return r;
}
#else
static int get_netmask(struct sockaddr_in *me, int *mask)
{
return -1;
}
#endif
SWITCH_DECLARE(switch_status_t) switch_resolve_host(const char *host, char *buf, size_t buflen)
{
struct addrinfo *ai;
if (getaddrinfo(host, 0, 0, &ai)) {
return SWITCH_STATUS_FALSE;
}
get_addr(buf, buflen, ai->ai_addr, sizeof(struct sockaddr_storage));
freeaddrinfo(ai);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_find_local_ip(char *buf, int len, int *mask, int family)
{
switch_status_t status = SWITCH_STATUS_FALSE;
char *base;
char *force_local_ip_v4 = switch_core_get_variable_dup("force_local_ip_v4");
char *force_local_ip_v6 = switch_core_get_variable_dup("force_local_ip_v6");
#ifdef WIN32
SOCKET tmp_socket;
SOCKADDR_STORAGE l_address;
int l_address_len;
struct addrinfo *address_info;
#else
#ifdef __Darwin__
int ilen;
#else
unsigned int ilen;
#endif
int tmp_socket = -1, on = 1;
char abuf[25] = "";
#endif
switch (family) {
case AF_INET:
if (force_local_ip_v4) {
switch_copy_string(buf, force_local_ip_v4, len);
switch_safe_free(force_local_ip_v4);
switch_safe_free(force_local_ip_v6);
return SWITCH_STATUS_SUCCESS;
}
case AF_INET6:
if (force_local_ip_v6) {
switch_copy_string(buf, force_local_ip_v6, len);
switch_safe_free(force_local_ip_v4);
switch_safe_free(force_local_ip_v6);
return SWITCH_STATUS_SUCCESS;
}
default:
switch_safe_free(force_local_ip_v4);
switch_safe_free(force_local_ip_v6);
break;
}
if (len < 16) {
return status;
}
switch (family) {
case AF_INET:
switch_copy_string(buf, "127.0.0.1", len);
base = "82.45.148.209";
break;
case AF_INET6:
switch_copy_string(buf, "::1", len);
base = "2001:503:BA3E::2:30"; /* DNS Root server A */
break;
default:
base = "127.0.0.1";
break;
}
#ifdef WIN32
tmp_socket = socket(family, SOCK_DGRAM, 0);
getaddrinfo(base, NULL, NULL, &address_info);
if (!address_info || WSAIoctl(tmp_socket,
SIO_ROUTING_INTERFACE_QUERY,
address_info->ai_addr, (DWORD) address_info->ai_addrlen, &l_address, sizeof(l_address), (LPDWORD) & l_address_len, NULL,
NULL)) {
closesocket(tmp_socket);
if (address_info)
freeaddrinfo(address_info);
return status;
}
closesocket(tmp_socket);
freeaddrinfo(address_info);
if (!getnameinfo((const struct sockaddr *) &l_address, l_address_len, buf, len, NULL, 0, NI_NUMERICHOST)) {
status = SWITCH_STATUS_SUCCESS;
if (mask) {
get_netmask((struct sockaddr_in *) &l_address, mask);
}
}
#else
switch (family) {
case AF_INET:
{
struct sockaddr_in iface_out;
struct sockaddr_in remote;
memset(&remote, 0, sizeof(struct sockaddr_in));
remote.sin_family = AF_INET;
remote.sin_addr.s_addr = inet_addr(base);
remote.sin_port = htons(4242);
memset(&iface_out, 0, sizeof(iface_out));
if ( (tmp_socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1 ) {
goto doh;
}
if (setsockopt(tmp_socket, SOL_SOCKET, SO_BROADCAST, &on, sizeof(on)) == -1) {
goto doh;
}
if (connect(tmp_socket, (struct sockaddr *) &remote, sizeof(struct sockaddr_in)) == -1) {
goto doh;
}
ilen = sizeof(iface_out);
if (getsockname(tmp_socket, (struct sockaddr *) &iface_out, &ilen) == -1) {
goto doh;
}
if (iface_out.sin_addr.s_addr == 0) {
goto doh;
}
switch_copy_string(buf, get_addr(abuf, sizeof(abuf), (struct sockaddr *) &iface_out, sizeof(struct sockaddr_storage)), len);
if (mask) {
get_netmask((struct sockaddr_in *) &iface_out, mask);
}
status = SWITCH_STATUS_SUCCESS;
}
break;
case AF_INET6:
{
struct sockaddr_in6 iface_out;
struct sockaddr_in6 remote;
memset(&remote, 0, sizeof(struct sockaddr_in6));
remote.sin6_family = AF_INET6;
switch_inet_pton(AF_INET6, base, &remote.sin6_addr);
remote.sin6_port = htons(4242);
memset(&iface_out, 0, sizeof(iface_out));
if ( (tmp_socket = socket(AF_INET6, SOCK_DGRAM, 0)) == -1 ) {
goto doh;
}
if (connect(tmp_socket, (struct sockaddr *) &remote, sizeof(remote)) == -1) {
goto doh;
}
ilen = sizeof(iface_out);
if (getsockname(tmp_socket, (struct sockaddr *) &iface_out, &ilen) == -1) {
goto doh;
}
inet_ntop(AF_INET6, (const void *) &iface_out.sin6_addr, buf, len - 1);
status = SWITCH_STATUS_SUCCESS;
}
break;
}
doh:
if (tmp_socket > 0) {
close(tmp_socket);
}
#endif
return status;
}
#ifdef HAVE_GETIFADDRS
# include <ifaddrs.h>
# include <net/if.h>
#endif
SWITCH_DECLARE(switch_status_t) switch_find_interface_ip(char *buf, int len, int *mask, const char *ifname, int family)
{
switch_status_t status = SWITCH_STATUS_FALSE;
#ifdef HAVE_GETIFADDRS
struct ifaddrs *addrs, *addr;
getifaddrs(&addrs);
for(addr = addrs; addr; addr = addr->ifa_next)
{
if (!(addr->ifa_flags & IFF_UP)) continue; // Address is not UP
if (!addr->ifa_addr) continue; // No address set
if (!addr->ifa_netmask) continue; // No netmask set
if (family != AF_UNSPEC && addr->ifa_addr->sa_family != family) continue; // Not the address family we're looking for
if (strcmp(addr->ifa_name, ifname)) continue; // Not the interface we're looking for
switch(addr->ifa_addr->sa_family) {
case AF_INET:
inet_ntop(AF_INET, &( ((struct sockaddr_in*)(addr->ifa_addr))->sin_addr ), buf, len - 1);
break;
case AF_INET6:
inet_ntop(AF_INET6, &( ((struct sockaddr_in6*)(addr->ifa_addr))->sin6_addr ), buf, len - 1);
break;
default:
continue;
}
if (mask && addr->ifa_netmask->sa_family == AF_INET) {
*mask = ((struct sockaddr_in*)(addr->ifa_addr))->sin_addr.s_addr;
}
status = SWITCH_STATUS_SUCCESS;
break;
}
freeifaddrs(addrs);
#elif defined(__linux__)
// TODO Not implemented, contributions welcome.
#elif defined(WIN32)
// TODO Not implemented, contributions welcome.
#endif
return status;
}
SWITCH_DECLARE(switch_time_t) switch_str_time(const char *in)
{
switch_time_exp_t tm = { 0 }, local_tm = { 0 };
int proceed = 0, ovector[30], time_only = 0;
switch_regex_t *re = NULL;
char replace[1024] = "";
switch_time_t ret = 0, local_time = 0;
char *pattern = "^(\\d+)-(\\d+)-(\\d+)\\s*(\\d*):{0,1}(\\d*):{0,1}(\\d*)";
char *pattern2 = "^(\\d{4})(\\d{2})(\\d{2})(\\d{2})(\\d{2})(\\d{2})";
char *pattern3 = "^(\\d*):{0,1}(\\d*):{0,1}(\\d*)$";
switch_time_exp_lt(&tm, switch_micro_time_now());
if ((time_only = switch_regex_perform(in, pattern3, &re, ovector, sizeof(ovector) / sizeof(ovector[0])))) {
tm.tm_hour = 0;
tm.tm_min = 0;
tm.tm_sec = 0;
} else {
tm.tm_year = tm.tm_mon = tm.tm_mday = tm.tm_hour = tm.tm_min = tm.tm_sec = tm.tm_usec = 0;
if (!(proceed = switch_regex_perform(in, pattern, &re, ovector, sizeof(ovector) / sizeof(ovector[0])))) {
switch_regex_safe_free(re);
proceed = switch_regex_perform(in, pattern2, &re, ovector, sizeof(ovector) / sizeof(ovector[0]));
}
}
if (proceed || time_only) {
if (time_only > 1) {
switch_regex_copy_substring(in, ovector, time_only, 1, replace, sizeof(replace));
tm.tm_hour = atoi(replace);
}
if (time_only > 2) {
switch_regex_copy_substring(in, ovector, time_only, 2, replace, sizeof(replace));
tm.tm_min = atoi(replace);
}
if (time_only > 3) {
switch_regex_copy_substring(in, ovector, time_only, 3, replace, sizeof(replace));
tm.tm_sec = atoi(replace);
}
if (proceed > 1) {
switch_regex_copy_substring(in, ovector, proceed, 1, replace, sizeof(replace));
tm.tm_year = atoi(replace) - 1900;
}
if (proceed > 2) {
switch_regex_copy_substring(in, ovector, proceed, 2, replace, sizeof(replace));
tm.tm_mon = atoi(replace) - 1;
}
if (proceed > 3) {
switch_regex_copy_substring(in, ovector, proceed, 3, replace, sizeof(replace));
tm.tm_mday = atoi(replace);
}
if (proceed > 4) {
switch_regex_copy_substring(in, ovector, proceed, 4, replace, sizeof(replace));
tm.tm_hour = atoi(replace);
}
if (proceed > 5) {
switch_regex_copy_substring(in, ovector, proceed, 5, replace, sizeof(replace));
tm.tm_min = atoi(replace);
}
if (proceed > 6) {
switch_regex_copy_substring(in, ovector, proceed, 6, replace, sizeof(replace));
tm.tm_sec = atoi(replace);
}
switch_regex_safe_free(re);
switch_time_exp_get(&local_time, &tm);
switch_time_exp_lt(&local_tm, local_time);
tm.tm_isdst = local_tm.tm_isdst;
tm.tm_gmtoff = local_tm.tm_gmtoff;
switch_time_exp_gmt_get(&ret, &tm);
return ret;
}
switch_regex_safe_free(re);
return ret;
}
SWITCH_DECLARE(const char *) switch_priority_name(switch_priority_t priority)
{
switch (priority) { /*lol */
case SWITCH_PRIORITY_NORMAL:
return "NORMAL";
case SWITCH_PRIORITY_LOW:
return "LOW";
case SWITCH_PRIORITY_HIGH:
return "HIGH";
default:
return "INVALID";
}
}
static char RFC2833_CHARS[] = "0123456789*#ABCDF";
#ifdef _MSC_VER
/* Copyright (c) 1996 by Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
/*
* WARNING: Don't even consider trying to compile this on a system where
* sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX.
*/
static const char *switch_inet_ntop4(const unsigned char *src, char *dst, size_t size);
#if HAVE_SIN6
static const char *switch_inet_ntop6(const unsigned char *src, char *dst, size_t size);
#endif
/* char *
* inet_ntop(af, src, dst, size)
* convert a network format address to presentation format.
* return:
* pointer to presentation format address (`dst'), or NULL (see errno).
* author:
* Paul Vixie, 1996.
*/
SWITCH_DECLARE(const char *) switch_inet_ntop(int af, void const *src, char *dst, size_t size)
{
switch (af) {
case AF_INET:
return switch_inet_ntop4(src, dst, size);
#if HAVE_SIN6
case AF_INET6:
return switch_inet_ntop6(src, dst, size);
#endif
default:
return NULL;
}
/* NOTREACHED */
}
/* const char *
* inet_ntop4(src, dst, size)
* format an IPv4 address, more or less like inet_ntoa()
* return:
* `dst' (as a const)
* notes:
* (1) uses no statics
* (2) takes a unsigned char* not an in_addr as input
* author:
* Paul Vixie, 1996.
*/
static const char *switch_inet_ntop4(const unsigned char *src, char *dst, size_t size)
{
static const char fmt[] = "%u.%u.%u.%u";
char tmp[sizeof "255.255.255.255"];
if (switch_snprintf(tmp, sizeof tmp, fmt, src[0], src[1], src[2], src[3]) >= (int) size) {
return NULL;
}
return strcpy(dst, tmp);
}
#if HAVE_SIN6 || defined(NTDDI_VERSION)
/* const char *
* inet_ntop6(src, dst, size)
* convert IPv6 binary address into presentation (printable) format
* author:
* Paul Vixie, 1996.
*/
static const char *switch_inet_ntop6(unsigned char const *src, char *dst, size_t size)
{
/*
* Note that int32_t and int16_t need only be "at least" large enough
* to contain a value of the specified size. On some systems, like
* Crays, there is no such thing as an integer variable with 16 bits.
* Keep this in mind if you think this function should have been coded
* to use pointer overlays. All the world's not a VAX.
*/
char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"], *tp;
struct {
int base, len;
} best = {
-1, 0}, cur = {
-1, 0};
unsigned int words[8];
int i;
/*
* Preprocess:
* Copy the input (bytewise) array into a wordwise array.
* Find the longest run of 0x00's in src[] for :: shorthanding.
*/
for (i = 0; i < 16; i += 2)
words[i / 2] = (src[i] << 8) | (src[i + 1]);
best.base = -1;
cur.base = -1;
for (i = 0; i < 8; i++) {
if (words[i] == 0) {
if (cur.base == -1)
cur.base = i, cur.len = 1;
else
cur.len++;
} else {
if (cur.base != -1) {
if (best.base == -1 || cur.len > best.len)
best = cur;
cur.base = -1;
}
}
}
if (cur.base != -1) {
if (best.base == -1 || cur.len > best.len)
best = cur;
}
if (best.base != -1 && best.len < 2)
best.base = -1;
/*
* Format the result.
*/
tp = tmp;
for (i = 0; i < 8; i++) {
/* Are we inside the best run of 0x00's? */
if (best.base != -1 && i >= best.base && i < (best.base + best.len)) {
if (i == best.base)
*tp++ = ':';
continue;
}
/* Are we following an initial run of 0x00s or any real hex? */
if (i != 0)
*tp++ = ':';
/* Is this address an encapsulated IPv4? */
if (i == 6 && best.base == 0 && (best.len == 6 || (best.len == 5 && words[5] == 0xffff))) {
if (!switch_inet_ntop4(src + 12, tp, sizeof tmp - (tp - tmp)))
return (NULL);
tp += strlen(tp);
break;
}
tp += sprintf(tp, "%x", words[i]);
}
/* Was it a trailing run of 0x00's? */
if (best.base != -1 && (best.base + best.len) == 8)
*tp++ = ':';
*tp++ = '\0';
/*
* Check for overflow, copy, and we're done.
*/
if ((size_t) (tp - tmp) >= size) {
return NULL;
}
return strcpy(dst, tmp);
}
#endif
#endif
SWITCH_DECLARE(int) get_addr_int(switch_sockaddr_t *sa)
{
struct sockaddr_in *s = (struct sockaddr_in *) &sa->sa;
return ntohs((unsigned short) s->sin_addr.s_addr);
}
SWITCH_DECLARE(int) switch_cmp_addr(switch_sockaddr_t *sa1, switch_sockaddr_t *sa2, switch_bool_t ip_only)
{
struct sockaddr_in *s1;
struct sockaddr_in *s2;
struct sockaddr_in6 *s16;
struct sockaddr_in6 *s26;
struct sockaddr *ss1;
struct sockaddr *ss2;
if (!(sa1 && sa2))
return 0;
s1 = (struct sockaddr_in *) &sa1->sa;
s2 = (struct sockaddr_in *) &sa2->sa;
s16 = (struct sockaddr_in6 *) &sa1->sa;
s26 = (struct sockaddr_in6 *) &sa2->sa;
ss1 = (struct sockaddr *) &sa1->sa;
ss2 = (struct sockaddr *) &sa2->sa;
if (ss1->sa_family != ss2->sa_family)
return 0;
switch (ss1->sa_family) {
case AF_INET:
if (ip_only) {
return (s1->sin_addr.s_addr == s2->sin_addr.s_addr);
} else {
return (s1->sin_addr.s_addr == s2->sin_addr.s_addr && s1->sin_port == s2->sin_port);
}
case AF_INET6:
{
int i;
if (!ip_only) {
if (s16->sin6_port != s26->sin6_port) return 0;
}
for (i = 0; i < 4; i++) {
if (*((int32_t *) s16->sin6_addr.s6_addr + i) != *((int32_t *) s26->sin6_addr.s6_addr + i)) return 0;
}
return 1;
}
}
return 0;
}
SWITCH_DECLARE(int) switch_cp_addr(switch_sockaddr_t *sa1, switch_sockaddr_t *sa2)
{
struct sockaddr_in *s1;
struct sockaddr_in *s2;
struct sockaddr_in6 *s16;
struct sockaddr_in6 *s26;
struct sockaddr *ss1;
//struct sockaddr *ss2;
if (!(sa1 && sa2))
return 0;
s1 = (struct sockaddr_in *) &sa1->sa;
s2 = (struct sockaddr_in *) &sa2->sa;
s16 = (struct sockaddr_in6 *) &sa1->sa;
s26 = (struct sockaddr_in6 *) &sa2->sa;
ss1 = (struct sockaddr *) &sa1->sa;
//ss2 = (struct sockaddr *) &sa2->sa;
sa1->port = sa2->port;
sa1->family = sa2->family;
sa1->sa.sin.sin_family = sa2->family;
switch (ss1->sa_family) {
case AF_INET:
s1->sin_addr.s_addr = s2->sin_addr.s_addr;
s1->sin_port = s2->sin_port;
return 1;
case AF_INET6:
{
int i;
s16->sin6_port = s26->sin6_port;
for (i = 0; i < 4; i++) {
*((int32_t *) s16->sin6_addr.s6_addr + i) = *((int32_t *) s26->sin6_addr.s6_addr + i);
}
return 1;
}
}
return 0;
}
SWITCH_DECLARE(char *) get_addr6(char *buf, switch_size_t len, struct sockaddr_in6 *sa, socklen_t salen)
{
switch_assert(buf);
*buf = '\0';
if (sa) {
#if defined(NTDDI_VERSION)
switch_inet_ntop6((unsigned char*)&(sa->sin6_addr), buf, len);
#else
inet_ntop(AF_INET6, &(sa->sin6_addr), buf, len);
#endif
}
return buf;
}
SWITCH_DECLARE(char *) get_addr(char *buf, switch_size_t len, struct sockaddr *sa, socklen_t salen)
{
switch_assert(buf);
*buf = '\0';
if (sa) {
getnameinfo(sa, salen, buf, (socklen_t) len, NULL, 0, NI_NUMERICHOST);
}
return buf;
}
SWITCH_DECLARE(unsigned short) get_port(struct sockaddr *sa)
{
unsigned short port = 0;
if (sa) {
switch (sa->sa_family) {
case AF_INET:
port = ntohs(((struct sockaddr_in *) sa)->sin_port);
break;
case AF_INET6:
port = ntohs(((struct sockaddr_in6 *) sa)->sin6_port);
break;
}
}
return port;
}
SWITCH_DECLARE(int) switch_build_uri(char *uri, switch_size_t size, const char *scheme, const char *user, const switch_sockaddr_t *sa, int flags)
{
char host[NI_MAXHOST], serv[NI_MAXSERV];
struct sockaddr_in6 si6;
const struct sockaddr *addr;
const char *colon;
if (flags & SWITCH_URI_NO_SCOPE && sa->family == AF_INET6) {
memcpy(&si6, &sa->sa, sa->salen);
si6.sin6_scope_id = 0;
addr = (const struct sockaddr *) &si6;
} else {
addr = (const struct sockaddr *) (intptr_t) & sa->sa;
}
if (getnameinfo(addr, sa->salen, host, sizeof(host), serv, sizeof(serv),
((flags & SWITCH_URI_NUMERIC_HOST) ? NI_NUMERICHOST : 0) | ((flags & SWITCH_URI_NUMERIC_PORT) ? NI_NUMERICSERV : 0)) != 0) {
return 0;
}
colon = strchr(host, ':');
return switch_snprintf(uri, size, "%s:%s%s%s%s%s%s%s", scheme,
user ? user : "", user ? "@" : "", colon ? "[" : "", host, colon ? "]" : "", serv[0] ? ":" : "", serv[0] ? serv : "");
}
SWITCH_DECLARE(char) switch_rfc2833_to_char(int event)
{
if (event > -1 && event < (int32_t) sizeof(RFC2833_CHARS)) {
return RFC2833_CHARS[event];
}
return '\0';
}
SWITCH_DECLARE(unsigned char) switch_char_to_rfc2833(char key)
{
char *c;
unsigned char counter = 0;
key = (char) switch_toupper(key);
for (c = RFC2833_CHARS; *c; c++) {
if (*c == key) {
return counter;
}
counter++;
}
return '\0';
}
SWITCH_DECLARE(char *) switch_escape_char(switch_memory_pool_t *pool, char *in, const char *delim, char esc)
{
char *data;
const char *p, *d;
int count = 1, i = 0;
p = in;
while (*p) {
d = delim;
while (*d) {
if (*p == *d) {
count++;
}
d++;
}
p++;
}
if (count == 1) {
return in;
}
data = switch_core_alloc(pool, strlen(in) + count);
p = in;
while (*p) {
d = delim;
while (*d) {
if (*p == *d) {
data[i++] = esc;
}
d++;
}
data[i++] = *p;
p++;
}
return data;
}
/* Helper function used when separating strings to unescape a character. The
supported characters are:
\n linefeed
\r carriage return
\t tab
\s space
Any other character is returned as it was received. */
static char unescape_char(char escaped)
{
char unescaped;
switch (escaped) {
case 'n':
unescaped = '\n';
break;
case 'r':
unescaped = '\r';
break;
case 't':
unescaped = '\t';
break;
case 's':
unescaped = ' ';
break;
default:
unescaped = escaped;
}
return unescaped;
}
SWITCH_DECLARE(char *) switch_escape_string(const char *in, char *out, switch_size_t outlen)
{
const char *p;
char *o = out;
for (p = in; *p; p++) {
switch (*p) {
case '\n':
*o++ = '\\';
*o++ = 'n';
break;
case '\r':
*o++ = '\\';
*o++ = 'r';
break;
case '\t':
*o++ = '\\';
*o++ = 't';
break;
case ' ':
*o++ = '\\';
*o++ = 's';
break;
case '$':
*o++ = '\\';
*o++ = '$';
break;
default:
*o++ = *p;
break;
}
}
*o++ = '\0';
return out;
}
SWITCH_DECLARE(char *) switch_escape_string_pool(const char *in, switch_memory_pool_t *pool)
{
size_t len = strlen(in) * 2 + 1;
char *buf = switch_core_alloc(pool, len);
return switch_escape_string(in, buf, len);
}
/* Helper function used when separating strings to remove quotes, leading /
trailing spaces, and to convert escaped characters. */
static char *cleanup_separated_string(char *str, char delim)
{
char *ptr;
char *dest;
char *start;
char *end = NULL;
int inside_quotes = 0;
/* Skip initial whitespace */
for (ptr = str; *ptr == ' '; ++ptr) {
}
for (start = dest = ptr; *ptr; ++ptr) {
char e;
int esc = 0;
if (*ptr == ESCAPE_META) {
e = *(ptr + 1);
if (e == '\'' || e == '"' || (delim && e == delim) || e == ESCAPE_META || (e = unescape_char(*(ptr + 1))) != *(ptr + 1)) {
++ptr;
*dest++ = e;
end = dest;
esc++;
}
}
if (!esc) {
if (*ptr == '\'' && (inside_quotes || strchr(ptr+1, '\''))) {
if ((inside_quotes = (1 - inside_quotes))) {
end = dest;
}
} else {
*dest++ = *ptr;
if (*ptr != ' ' || inside_quotes) {
end = dest;
}
}
}
}
if (end) {
*end = '\0';
}
return start;
}
SWITCH_DECLARE(unsigned int) switch_separate_string_string(char *buf, char *delim, char **array, unsigned int arraylen)
{
unsigned int count = 0;
char *d;
size_t dlen = strlen(delim);
array[count++] = buf;
while (count < arraylen && array[count - 1]) {
if ((d = strstr(array[count - 1], delim))) {
*d = '\0';
d += dlen;
array[count++] = d;
} else
break;
}
return count;
}
/* Separate a string using a delimiter that is not a space */
static unsigned int separate_string_char_delim(char *buf, char delim, char **array, unsigned int arraylen)
{
enum tokenizer_state {
START,
FIND_DELIM
} state = START;
unsigned int count = 0;
char *ptr = buf;
int inside_quotes = 0;
unsigned int i;
while (*ptr && count < arraylen) {
switch (state) {
case START:
array[count++] = ptr;
state = FIND_DELIM;
break;
case FIND_DELIM:
/* escaped characters are copied verbatim to the destination string */
if (*ptr == ESCAPE_META) {
++ptr;
} else if (*ptr == '\'' && (inside_quotes || strchr(ptr+1, '\''))) {
inside_quotes = (1 - inside_quotes);
} else if (*ptr == delim && !inside_quotes) {
*ptr = '\0';
state = START;
}
++ptr;
break;
}
}
/* strip quotes, escaped chars and leading / trailing spaces */
for (i = 0; i < count; ++i) {
array[i] = cleanup_separated_string(array[i], delim);
}
return count;
}
/* Separate a string using a delimiter that is a space */
static unsigned int separate_string_blank_delim(char *buf, char **array, unsigned int arraylen)
{
enum tokenizer_state {
START,
SKIP_INITIAL_SPACE,
FIND_DELIM,
SKIP_ENDING_SPACE
} state = START;
unsigned int count = 0;
char *ptr = buf;
int inside_quotes = 0;
unsigned int i;
while (*ptr && count < arraylen) {
switch (state) {
case START:
array[count++] = ptr;
state = SKIP_INITIAL_SPACE;
break;
case SKIP_INITIAL_SPACE:
if (*ptr == ' ') {
++ptr;
} else {
state = FIND_DELIM;
}
break;
case FIND_DELIM:
if (*ptr == ESCAPE_META) {
++ptr;
} else if (*ptr == '\'') {
inside_quotes = (1 - inside_quotes);
} else if (*ptr == ' ' && !inside_quotes) {
*ptr = '\0';
state = SKIP_ENDING_SPACE;
}
++ptr;
break;
case SKIP_ENDING_SPACE:
if (*ptr == ' ') {
++ptr;
} else {
state = START;
}
break;
}
}
/* strip quotes, escaped chars and leading / trailing spaces */
for (i = 0; i < count; ++i) {
array[i] = cleanup_separated_string(array[i], 0);
}
return count;
}
SWITCH_DECLARE(unsigned int) switch_separate_string(char *buf, char delim, char **array, unsigned int arraylen)
{
if (!buf || !array || !arraylen) {
return 0;
}
if (*buf == '^' && *(buf+1) == '^') {
char *p = buf + 2;
if (*p && *(p+1)) {
buf = p;
delim = *buf++;
}
}
memset(array, 0, arraylen * sizeof(*array));
return (delim == ' ' ? separate_string_blank_delim(buf, array, arraylen) : separate_string_char_delim(buf, delim, array, arraylen));
}
SWITCH_DECLARE(const char *) switch_cut_path(const char *in)
{
const char *p, *ret = in;
const char delims[] = "/\\";
const char *i;
if (in) {
for (i = delims; *i; i++) {
p = in;
while ((p = strchr(p, *i)) != 0) {
ret = ++p;
}
}
return ret;
} else {
return NULL;
}
}
SWITCH_DECLARE(switch_status_t) switch_string_match(const char *string, size_t string_len, const char *search, size_t search_len)
{
size_t i;
for (i = 0; (i < search_len) && (i < string_len); i++) {
if (string[i] != search[i]) {
return SWITCH_STATUS_FALSE;
}
}
if (i == search_len) {
return SWITCH_STATUS_SUCCESS;
}
return SWITCH_STATUS_FALSE;
}
SWITCH_DECLARE(char *) switch_string_replace(const char *string, const char *search, const char *replace)
{
size_t string_len = strlen(string);
size_t search_len = strlen(search);
size_t replace_len = strlen(replace);
size_t i, n;
size_t dest_len = 0;
char *dest, *tmp;
dest = (char *) malloc(sizeof(char));
switch_assert(dest);
for (i = 0; i < string_len; i++) {
if (switch_string_match(string + i, string_len - i, search, search_len) == SWITCH_STATUS_SUCCESS) {
for (n = 0; n < replace_len; n++) {
dest[dest_len] = replace[n];
dest_len++;
tmp = (char *) realloc(dest, sizeof(char) * (dest_len + 1));
switch_assert(tmp);
dest = tmp;
}
i += search_len - 1;
} else {
dest[dest_len] = string[i];
dest_len++;
tmp = (char *) realloc(dest, sizeof(char) * (dest_len + 1));
switch_assert(tmp);
dest = tmp;
}
}
dest[dest_len] = 0;
return dest;
}
SWITCH_DECLARE(char *) switch_util_quote_shell_arg(const char *string)
{
return switch_util_quote_shell_arg_pool(string, NULL);
}
SWITCH_DECLARE(char *) switch_util_quote_shell_arg_pool(const char *string, switch_memory_pool_t *pool)
{
size_t string_len = strlen(string);
size_t i;
size_t n = 0;
size_t dest_len = 0;
char *dest;
/* first pass through, figure out how large to make the allocation */
dest_len = strlen(string) + 1; /* string + null */
dest_len += 1; /* opening quote */
for (i = 0; i < string_len; i++) {
switch (string[i]) {
#ifndef WIN32
case '\'':
/* We replace ' by sq backslace sq sq, so need 3 additional bytes */
dest_len += 3;
break;
#endif
}
}
dest_len += 1; /* closing quote */
/* if we're given a pool, allocate from it, otherwise use malloc */
if (pool) {
dest = switch_core_alloc(pool, sizeof(char) * dest_len);
} else {
dest = (char *) malloc(sizeof(char) * dest_len);
}
switch_assert(dest);
#ifdef WIN32
dest[n++] = '"';
#else
dest[n++] = '\'';
#endif
for (i = 0; i < string_len; i++) {
switch (string[i]) {
#ifdef WIN32
case '"':
case '%':
dest[n++] = ' ';
break;
#else
case '\'':
/* We replace ' by sq backslash sq sq */
dest[n++] = '\'';
dest[n++] = '\\';
dest[n++] = '\'';
dest[n++] = '\'';
break;
#endif
default:
dest[n++] = string[i];
}
}
#ifdef WIN32
dest[n++] = '"';
#else
dest[n++] = '\'';
#endif
dest[n++] = 0;
switch_assert(n == dest_len);
return dest;
}
#ifdef HAVE_POLL
#include <poll.h>
SWITCH_DECLARE(int) switch_wait_sock(switch_os_socket_t sock, uint32_t ms, switch_poll_t flags)
{
struct pollfd pfds[2] = { { 0 } };
int s = 0, r = 0;
if (sock == SWITCH_SOCK_INVALID) {
return SWITCH_SOCK_INVALID;
}
pfds[0].fd = sock;
if ((flags & SWITCH_POLL_READ)) {
pfds[0].events |= POLLIN;
}
if ((flags & SWITCH_POLL_WRITE)) {
pfds[0].events |= POLLOUT;
}
if ((flags & SWITCH_POLL_ERROR)) {
pfds[0].events |= POLLERR;
}
if ((flags & SWITCH_POLL_HUP)) {
pfds[0].events |= POLLHUP;
}
if ((flags & SWITCH_POLL_RDNORM)) {
pfds[0].events |= POLLRDNORM;
}
if ((flags & SWITCH_POLL_RDBAND)) {
pfds[0].events |= POLLRDBAND;
}
if ((flags & SWITCH_POLL_PRI)) {
pfds[0].events |= POLLPRI;
}
s = poll(pfds, 1, ms);
if (s < 0) {
if (switch_errno_is_break(switch_errno())) {
s = 0;
}
}
if (s < 0) {
r = s;
} else if (s > 0) {
if ((pfds[0].revents & POLLIN)) {
r |= SWITCH_POLL_READ;
}
if ((pfds[0].revents & POLLOUT)) {
r |= SWITCH_POLL_WRITE;
}
if ((pfds[0].revents & POLLERR)) {
r |= SWITCH_POLL_ERROR;
}
if ((pfds[0].revents & POLLHUP)) {
r |= SWITCH_POLL_HUP;
}
if ((pfds[0].revents & POLLRDNORM)) {
r |= SWITCH_POLL_RDNORM;
}
if ((pfds[0].revents & POLLRDBAND)) {
r |= SWITCH_POLL_RDBAND;
}
if ((pfds[0].revents & POLLPRI)) {
r |= SWITCH_POLL_PRI;
}
if ((pfds[0].revents & POLLNVAL)) {
r |= SWITCH_POLL_INVALID;
}
}
return r;
}
SWITCH_DECLARE(int) switch_wait_socklist(switch_waitlist_t *waitlist, uint32_t len, uint32_t ms)
{
struct pollfd *pfds;
int s = 0, r = 0, i;
pfds = calloc(len, sizeof(struct pollfd));
switch_assert(pfds);
for (i = 0; i < len; i++) {
if (waitlist[i].sock == SWITCH_SOCK_INVALID) {
break;
}
pfds[i].fd = waitlist[i].sock;
if ((waitlist[i].events & SWITCH_POLL_READ)) {
pfds[i].events |= POLLIN;
}
if ((waitlist[i].events & SWITCH_POLL_WRITE)) {
pfds[i].events |= POLLOUT;
}
if ((waitlist[i].events & SWITCH_POLL_ERROR)) {
pfds[i].events |= POLLERR;
}
if ((waitlist[i].events & SWITCH_POLL_HUP)) {
pfds[i].events |= POLLHUP;
}
if ((waitlist[i].events & SWITCH_POLL_RDNORM)) {
pfds[i].events |= POLLRDNORM;
}
if ((waitlist[i].events & SWITCH_POLL_RDBAND)) {
pfds[i].events |= POLLRDBAND;
}
if ((waitlist[i].events & SWITCH_POLL_PRI)) {
pfds[i].events |= POLLPRI;
}
}
s = poll(pfds, len, ms);
if (s < 0) {
if (switch_errno_is_break(switch_errno())) {
s = 0;
}
}
if (s < 0) {
r = s;
} else if (s > 0) {
for (i = 0; i < len; i++) {
if ((pfds[i].revents & POLLIN)) {
r |= SWITCH_POLL_READ;
waitlist[i].revents |= SWITCH_POLL_READ;
}
if ((pfds[i].revents & POLLOUT)) {
r |= SWITCH_POLL_WRITE;
waitlist[i].revents |= SWITCH_POLL_WRITE;
}
if ((pfds[i].revents & POLLERR)) {
r |= SWITCH_POLL_ERROR;
waitlist[i].revents |= SWITCH_POLL_ERROR;
}
if ((pfds[i].revents & POLLHUP)) {
r |= SWITCH_POLL_HUP;
waitlist[i].revents |= SWITCH_POLL_HUP;
}
if ((pfds[i].revents & POLLRDNORM)) {
r |= SWITCH_POLL_RDNORM;
waitlist[i].revents |= SWITCH_POLL_RDNORM;
}
if ((pfds[i].revents & POLLRDBAND)) {
r |= SWITCH_POLL_RDBAND;
waitlist[i].revents |= SWITCH_POLL_RDBAND;
}
if ((pfds[i].revents & POLLPRI)) {
r |= SWITCH_POLL_PRI;
waitlist[i].revents |= SWITCH_POLL_PRI;
}
if ((pfds[i].revents & POLLNVAL)) {
r |= SWITCH_POLL_INVALID;
waitlist[i].revents |= SWITCH_POLL_INVALID;
}
}
}
free(pfds);
return r;
}
#else
/* use select instead of poll */
SWITCH_DECLARE(int) switch_wait_sock(switch_os_socket_t sock, uint32_t ms, switch_poll_t flags)
{
int s = 0, r = 0;
fd_set *rfds;
fd_set *wfds;
fd_set *efds;
struct timeval tv;
if (sock == SWITCH_SOCK_INVALID) {
return SWITCH_SOCK_INVALID;
}
rfds = malloc(sizeof(fd_set));
wfds = malloc(sizeof(fd_set));
efds = malloc(sizeof(fd_set));
FD_ZERO(rfds);
FD_ZERO(wfds);
FD_ZERO(efds);
#ifndef WIN32
/* Wouldn't you rather know?? */
assert(sock <= FD_SETSIZE);
#endif
if ((flags & SWITCH_POLL_READ)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(sock, rfds);
#pragma warning( pop )
#else
FD_SET(sock, rfds);
#endif
}
if ((flags & SWITCH_POLL_WRITE)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(sock, wfds);
#pragma warning( pop )
#else
FD_SET(sock, wfds);
#endif
}
if ((flags & SWITCH_POLL_ERROR)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(sock, efds);
#pragma warning( pop )
#else
FD_SET(sock, efds);
#endif
}
tv.tv_sec = ms / 1000;
tv.tv_usec = (ms % 1000) * 1000;
s = select(sock + 1, (flags & SWITCH_POLL_READ) ? rfds : NULL, (flags & SWITCH_POLL_WRITE) ? wfds : NULL, (flags & SWITCH_POLL_ERROR) ? efds : NULL, &tv);
if (s < 0) {
if (switch_errno_is_break(switch_errno())) {
s = 0;
}
}
if (s < 0) {
r = s;
} else if (s > 0) {
if ((flags & SWITCH_POLL_READ) && FD_ISSET(sock, rfds)) {
r |= SWITCH_POLL_READ;
}
if ((flags & SWITCH_POLL_WRITE) && FD_ISSET(sock, wfds)) {
r |= SWITCH_POLL_WRITE;
}
if ((flags & SWITCH_POLL_ERROR) && FD_ISSET(sock, efds)) {
r |= SWITCH_POLL_ERROR;
}
}
free(rfds);
free(wfds);
free(efds);
return r;
}
SWITCH_DECLARE(int) switch_wait_socklist(switch_waitlist_t *waitlist, uint32_t len, uint32_t ms)
{
int s = 0, r = 0;
fd_set *rfds;
fd_set *wfds;
fd_set *efds;
struct timeval tv;
unsigned int i;
switch_os_socket_t max_fd = 0;
int flags = 0;
rfds = malloc(sizeof(fd_set));
wfds = malloc(sizeof(fd_set));
efds = malloc(sizeof(fd_set));
FD_ZERO(rfds);
FD_ZERO(wfds);
FD_ZERO(efds);
for (i = 0; i < len; i++) {
if (waitlist[i].sock == SWITCH_SOCK_INVALID) {
break;
}
if (waitlist[i].sock > max_fd) {
max_fd = waitlist[i].sock;
}
#ifndef WIN32
/* Wouldn't you rather know?? */
assert(waitlist[i].sock <= FD_SETSIZE);
#endif
flags |= waitlist[i].events;
if ((waitlist[i].events & SWITCH_POLL_READ)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(waitlist[i].sock, rfds);
#pragma warning( pop )
#else
FD_SET(waitlist[i].sock, rfds);
#endif
}
if ((waitlist[i].events & SWITCH_POLL_WRITE)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(waitlist[i].sock, wfds);
#pragma warning( pop )
#else
FD_SET(waitlist[i].sock, wfds);
#endif
}
if ((waitlist[i].events & SWITCH_POLL_ERROR)) {
#ifdef WIN32
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET(waitlist[i].sock, efds);
#pragma warning( pop )
#else
FD_SET(waitlist[i].sock, efds);
#endif
}
}
tv.tv_sec = ms / 1000;
tv.tv_usec = (ms % 1000) * 1000;
s = select(max_fd + 1, (flags & SWITCH_POLL_READ) ? rfds : NULL, (flags & SWITCH_POLL_WRITE) ? wfds : NULL, (flags & SWITCH_POLL_ERROR) ? efds : NULL, &tv);
if (s < 0) {
if (switch_errno_is_break(switch_errno())) {
s = 0;
}
}
if (s < 0) {
r = s;
} else if (s > 0) {
for (i = 0; i < len; i++) {
if ((waitlist[i].events & SWITCH_POLL_READ) && FD_ISSET(waitlist[i].sock, rfds)) {
r |= SWITCH_POLL_READ;
waitlist[i].revents |= SWITCH_POLL_READ;
}
if ((waitlist[i].events & SWITCH_POLL_WRITE) && FD_ISSET(waitlist[i].sock, wfds)) {
r |= SWITCH_POLL_WRITE;
waitlist[i].revents |= SWITCH_POLL_WRITE;
}
if ((waitlist[i].events & SWITCH_POLL_ERROR) && FD_ISSET(waitlist[i].sock, efds)) {
r |= SWITCH_POLL_ERROR;
waitlist[i].revents |= SWITCH_POLL_ERROR;
}
}
}
free(rfds);
free(wfds);
free(efds);
return r;
}
#endif
SWITCH_DECLARE(int) switch_socket_waitfor(switch_pollfd_t *poll, int ms)
{
int nsds = 0;
switch_poll(poll, 1, &nsds, ms);
return nsds;
}
SWITCH_DECLARE(char *) switch_core_session_url_encode(switch_core_session_t *session, const char *url)
{
return switch_core_url_encode_opt(switch_core_session_get_pool(session), url, SWITCH_FALSE);
}
SWITCH_DECLARE(char *) switch_core_session_url_encode_opt(switch_core_session_t *session, const char *url, switch_bool_t double_encode)
{
return switch_core_url_encode_opt(switch_core_session_get_pool(session), url, double_encode);
}
SWITCH_DECLARE(char *) switch_core_url_encode(switch_memory_pool_t *pool, const char *url)
{
return switch_core_url_encode_opt(pool, url, SWITCH_FALSE);
}
SWITCH_DECLARE(char *) switch_core_url_encode_opt(switch_memory_pool_t *pool, const char *url, switch_bool_t double_encode)
{
const char hex[] = "0123456789ABCDEF";
switch_size_t len = 0;
switch_size_t slen = 0;
const char *p, *e;
if (!url) return NULL;
if (!pool) return NULL;
e = end_of_p(url);
for (p = url; *p; p++) {
int ok = 0;
len++;
slen++;
if (!double_encode && *p == '%' && e-p > 1) {
if (strchr(hex, *(p+1)) && strchr(hex, *(p+2))) {
ok = 1;
}
}
if (!ok && (*p < ' ' || *p > '~' || strchr(SWITCH_URL_UNSAFE, *p))) {
len += 2;
}
}
slen++;
len++; /* NULL Terminatior */
if (slen == len) {
return switch_core_strdup(pool, url);
} else {
return switch_url_encode_opt(url, switch_core_alloc(pool, sizeof(char) * len), len, double_encode);
}
}
SWITCH_DECLARE(char *) switch_url_encode_opt(const char *url, char *buf, size_t len, switch_bool_t double_encode)
{
const char *p, *e = end_of_p(url);
size_t x = 0;
const char hex[] = "0123456789ABCDEF";
if (!buf) {
return 0;
}
if (!url) {
return 0;
}
len--;
for (p = url; *p; p++) {
int ok = 0;
if (x >= len) {
break;
}
if (!double_encode && *p == '%' && e-p > 1) {
if (strchr(hex, *(p+1)) && strchr(hex, *(p+2))) {
ok = 1;
}
}
if (!ok && (*p < ' ' || *p > '~' || strchr(SWITCH_URL_UNSAFE, *p))) {
if ((x + 3) > len) {
break;
}
buf[x++] = '%';
buf[x++] = hex[(*p >> 4) & 0x0f];
buf[x++] = hex[*p & 0x0f];
} else {
buf[x++] = *p;
}
}
buf[x] = '\0';
return buf;
}
SWITCH_DECLARE(char *) switch_url_encode(const char *url, char *buf, size_t len)
{
return switch_url_encode_opt(url, buf, len, SWITCH_FALSE);
}
SWITCH_DECLARE(char *) switch_url_decode(char *s)
{
char *o;
unsigned int tmp;
if (zstr(s) || !strchr(s, '%')) {
return s;
}
for (o = s; *s; s++, o++) {
if (*s == '%' && strlen(s) > 2 && sscanf(s + 1, "%2x", &tmp) == 1) {
*o = (char) tmp;
s += 2;
} else {
*o = *s;
}
}
*o = '\0';
return s;
}
SWITCH_DECLARE(void) switch_split_time(const char *exp, int *hour, int *min, int *sec)
{
char *dup = strdup(exp);
char *shour = NULL;
char *smin = NULL;
char *ssec = NULL;
switch_assert(dup);
shour = dup;
if ((smin=strchr(dup, ':'))) {
*smin++ = '\0';
if ((ssec=strchr(smin, ':'))) {
*ssec++ = '\0';
} else {
ssec = "00";
}
if (hour) {
*hour = atol(shour);
}
if (min) {
*min = atol(smin);
}
if (sec) {
*sec = atol(ssec);
}
}
switch_safe_free(dup);
return;
}
SWITCH_DECLARE(void) switch_split_date(const char *exp, int *year, int *month, int *day)
{
char *dup = strdup(exp);
char *syear = NULL;
char *smonth = NULL;
char *sday = NULL;
switch_assert(dup);
syear = dup;
if ((smonth=strchr(dup, '-'))) {
*smonth++ = '\0';
if ((sday=strchr(smonth, '-'))) {
*sday++ = '\0';
if (year) {
*year = atol(syear);
}
if (month) {
*month = atol(smonth);
}
if (day) {
*day = atol(sday);
}
}
}
switch_safe_free(dup);
return;
}
/* Ex exp value "2009-10-10 14:33:22~2009-11-10 17:32:31" */
SWITCH_DECLARE(int) switch_fulldate_cmp(const char *exp, switch_time_t *ts)
{
char *dup = strdup(exp);
char *sStart;
char *sEnd;
char *cur;
char *p;
switch_time_t tsStart = 0;
switch_time_t tsEnd = 0;
int ret = 0;
switch_assert(dup);
cur = dup;
if ((p = strchr(cur, ','))) {
*p++ = '\0';
}
while (cur) {
sStart = cur;
if ((sEnd = strchr(cur, '~'))) {
*sEnd++ = '\0';
tsStart = switch_str_time(sStart);
tsEnd = switch_str_time(sEnd);
if (tsStart == 0 || tsEnd == 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Parse error for date time range (%s~%s)\n", sStart, sEnd);
break;
}
if (tsStart <= *ts && tsEnd > *ts) {
ret = 1;
break;
}
}
if ((cur = p)) {
if ((p = strchr(p, ','))) {
*p++ = '\0';
}
}
}
switch_safe_free(dup);
return ret;
}
/* Written by Marc Espie, public domain */
#define SWITCH_CTYPE_NUM_CHARS 256
const short _switch_C_toupper_[1 + SWITCH_CTYPE_NUM_CHARS] = {
EOF,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
'X', 'Y', 'Z', 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};
const short *_switch_toupper_tab_ = _switch_C_toupper_;
SWITCH_DECLARE(int) old_switch_toupper(int c)
{
if ((unsigned int) c > 255)
return (c);
if (c < -1)
return EOF;
return ((_switch_toupper_tab_ + 1)[c]);
}
const short _switch_C_tolower_[1 + SWITCH_CTYPE_NUM_CHARS] = {
EOF,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
'x', 'y', 'z', 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};
const short *_switch_tolower_tab_ = _switch_C_tolower_;
SWITCH_DECLARE(int) old_switch_tolower(int c)
{
if ((unsigned int) c > 255)
return (c);
if (c < -1)
return EOF;
return ((_switch_tolower_tab_ + 1)[c]);
}
/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#undef _U
#undef _L
#undef _N
#undef _S
#undef _P
#undef _C
#undef _X
#undef _B
#define _U 0x01
#define _L 0x02
#define _N 0x04
#define _S 0x08
#define _P 0x10
#define _C 0x20
#define _X 0x40
#define _B 0x80
const int _switch_C_ctype_[1 + SWITCH_CTYPE_NUM_CHARS] = {
0,
_C, _C, _C, _C, _C, _C, _C, _C,
_C, _C | _S, _C | _S, _C | _S, _C | _S, _C | _S, _C, _C,
_C, _C, _C, _C, _C, _C, _C, _C,
_C, _C, _C, _C, _C, _C, _C, _C,
_S | _B, _P, _P, _P, _P, _P, _P, _P,
_P, _P, _P, _P, _P, _P, _P, _P,
_N, _N, _N, _N, _N, _N, _N, _N,
_N, _N, _P, _P, _P, _P, _P, _P,
_P, _U | _X, _U | _X, _U | _X, _U | _X, _U | _X, _U | _X, _U,
_U, _U, _U, _U, _U, _U, _U, _U,
_U, _U, _U, _U, _U, _U, _U, _U,
_U, _U, _U, _P, _P, _P, _P, _P,
_P, _L | _X, _L | _X, _L | _X, _L | _X, _L | _X, _L | _X, _L,
_L, _L, _L, _L, _L, _L, _L, _L,
_L, _L, _L, _L, _L, _L, _L, _L,
/* determine printability based on the IS0 8859 8-bit standard */
_L, _L, _L, _P, _P, _P, _P, _C,
_C, _C, _C, _C, _C, _C, _C, _C, /* 80 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 88 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 90 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 98 */
_P, _P, _P, _P, _P, _P, _P, _P, /* A0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* A8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* B0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* B8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* C0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* C8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* D0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* D8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* E0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* E8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* F0 */
_P, _P, _P, _P, _P, _P, _P, _P /* F8 */
};
const int *_switch_ctype_ = _switch_C_ctype_;
SWITCH_DECLARE(int) switch_isalnum(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & (_U | _L | _N)));
}
SWITCH_DECLARE(int) switch_isalpha(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & (_U | _L)));
}
SWITCH_DECLARE(int) switch_iscntrl(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _C));
}
SWITCH_DECLARE(int) switch_isdigit(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _N));
}
SWITCH_DECLARE(int) switch_isgraph(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & (_P | _U | _L | _N)));
}
SWITCH_DECLARE(int) switch_islower(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _L));
}
SWITCH_DECLARE(int) switch_isprint(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & (_P | _U | _L | _N | _B)));
}
SWITCH_DECLARE(int) switch_ispunct(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _P));
}
SWITCH_DECLARE(int) switch_isspace(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _S));
}
SWITCH_DECLARE(int) switch_isupper(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & _U));
}
SWITCH_DECLARE(int) switch_isxdigit(int c)
{
return (c < 0 ? 0 : c > 255 ? 0 : ((_switch_ctype_ + 1)[(unsigned char) c] & (_N | _X)));
}
static const char *DOW[] = {
"sun",
"mon",
"tue",
"wed",
"thu",
"fri",
"sat"
};
SWITCH_DECLARE(const char *) switch_dow_int2str(int val) {
if (val >= switch_arraylen(DOW)) {
val = val % switch_arraylen(DOW);
}
return DOW[val];
}
SWITCH_DECLARE(int) switch_dow_str2int(const char *exp) {
int ret = -1;
int x;
for (x = 0; x < switch_arraylen(DOW); x++) {
if (!strncasecmp(DOW[x], exp, 3)) {
ret = x + 1;
break;
}
}
return ret;
}
typedef enum {
DOW_ERR = -2,
DOW_EOF = -1,
DOW_SUN = 1,
DOW_MON,
DOW_TUE,
DOW_WED,
DOW_THU,
DOW_FRI,
DOW_SAT,
DOW_HYPHEN = '-',
DOW_COMA = ','
} dow_t;
static inline dow_t _dow_read_token(const char **s)
{
int i;
if (**s == '-') {
(*s)++;
return DOW_HYPHEN;
} else if (**s == ',') {
(*s)++;
return DOW_COMA;
} else if (**s >= '1' && **s <= '7') {
dow_t r = **s - '0';
(*s)++;
return r;
} else if ((i = switch_dow_str2int(*s)) && i != -1) {
(*s) += 3;
return i;
} else if (!**s) {
return DOW_EOF;
} else {
return DOW_ERR;
}
}
SWITCH_DECLARE(switch_bool_t) switch_dow_cmp(const char *exp, int val)
{
dow_t cur, prev = DOW_EOF, range_start = DOW_EOF;
const char *p = exp;
while ((cur = _dow_read_token(&p)) != DOW_EOF) {
if (cur == DOW_COMA) {
/* Reset state */
cur = DOW_EOF;
} else if (cur == DOW_HYPHEN) {
/* Save the previous token and move to the next one */
range_start = prev;
} else if (cur == DOW_ERR) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Parse error for [%s] at position %ld (%.6s)\n", exp, (long) (p - exp), p);
break;
} else {
/* Valid day found */
if (range_start != DOW_EOF) { /* Evaluating a range */
if (range_start <= cur ? (val >= range_start && val <= cur) : (val >= range_start || val <= cur)) {
return SWITCH_TRUE;
}
range_start = DOW_EOF;
} else if (val == cur) {
return SWITCH_TRUE;
}
}
prev = cur;
}
return SWITCH_FALSE;
}
SWITCH_DECLARE(int) switch_number_cmp(const char *exp, int val)
{
// Expression exp must be a comma separated list of numbers or ranges.
// To match numbers not in range 9-17, enter the reversed range 18-8.
for (;; ++exp) {
int a = strtol(exp, (char **)&exp, 10);
if (*exp != '-') {
if (a == val)
return 1;
} else {
int b = strtol(++exp, (char **)&exp, 10);
if (a <= b ? (val >= a && val <=b ) : (val >= a || val <= b))
return 1;
}
if (*exp != ',')
return 0;
}
}
SWITCH_DECLARE(int) switch_tod_cmp(const char *exp, int val)
{
char *dup = strdup(exp);
char *minh;
char *minm;
char *mins;
char *maxh;
char *maxm;
char *maxs;
char *cur;
char *p;
int range_start, range_end;
switch_assert(dup);
cur = dup;
if ((p = strchr(cur, ','))) {
*p++ = '\0';
}
while (cur) {
minh = cur;
if ((minm=strchr(cur, ':'))) {
*minm++ = '\0';
if ((maxh=strchr(minm, '-'))) {
if ((maxm=strchr(maxh, ':'))) {
*maxh++ = '\0';
*maxm++ = '\0';
/* Check if min/max seconds are present */
if ((mins=strchr(minm, ':'))) {
*mins++ = '\0';
} else {
mins = "00";
}
if ((maxs=strchr(maxm, ':'))) {
*maxs++ = '\0';
} else {
maxs = "00";
}
range_start = (atol(minh) * 60 * 60) + (atol(minm) * 60) + atol(mins);
range_end = (atol(maxh) * 60 * 60) + (atol(maxm) * 60) + atol(maxs);
if (range_start <= range_end ? (val >= range_start && val <= range_end) : (val >= range_start || val <= range_end)) {
switch_safe_free(dup);
return 1;
}
}
}
}
cur = p;
if (p) {
if ((p = strchr(p, ','))) {
*p++ = '\0';
}
}
}
switch_safe_free(dup);
return 0;
}
SWITCH_DECLARE(int) switch_split_user_domain(char *in, char **user, char **domain)
{
char *p = NULL, *h = NULL, *u = NULL;
if (!in) return 0;
/* Remove URL scheme */
if (!strncasecmp(in, "sip:", 4)) in += 4;
else if (!strncasecmp(in, "sips:", 5)) in += 5;
/* Isolate the host part from the user part */
if ((h = in, p = strchr(h, '@'))) *p = '\0', u = in, h = p+1;
/* Clean out the host part of any suffix */
for (p = h; *p; p++)
if (*p == ':' || *p == ';' || *p == ' ') {
*p = '\0'; break;
}
if (user) *user = u;
if (domain) *domain = h;
return 1;
}
SWITCH_DECLARE(char *) switch_uuid_str(char *buf, switch_size_t len)
{
switch_uuid_t uuid;
if (len < (SWITCH_UUID_FORMATTED_LENGTH + 1)) {
switch_snprintf(buf, len, "INVALID");
} else {
switch_uuid_get(&uuid);
switch_uuid_format(buf, &uuid);
}
return buf;
}
SWITCH_DECLARE(char *) switch_format_number(const char *num)
{
char *r;
size_t len;
const char *p = num;
if (!p) {
return (char*)p;
}
if (zstr(p)) {
return strdup(p);
}
if (*p == '+') {
p++;
}
if (!switch_is_number(p)) {
return strdup(p);
}
len = strlen(p);
/* region 1, TBD add more....*/
if (len == 11 && p[0] == '1') {
r = switch_mprintf("%c (%c%c%c) %c%c%c-%c%c%c%c", p[0],p[1],p[2],p[3],p[4],p[5],p[6],p[7],p[8],p[9],p[10]);
} else if (len == 10) {
r = switch_mprintf("1 (%c%c%c) %c%c%c-%c%c%c%c", p[0],p[1],p[2],p[3],p[4],p[5],p[6],p[7],p[8],p[9]);
} else {
r = strdup(num);
}
return r;
}
SWITCH_DECLARE(unsigned int) switch_atoui(const char *nptr)
{
int tmp = atoi(nptr);
if (tmp < 0) return 0;
else return (unsigned int) tmp;
}
SWITCH_DECLARE(unsigned long) switch_atoul(const char *nptr)
{
long tmp = atol(nptr);
if (tmp < 0) return 0;
else return (unsigned long) tmp;
}
SWITCH_DECLARE(char *) switch_strerror_r(int errnum, char *buf, switch_size_t buflen)
{
#ifdef HAVE_STRERROR_R
#ifdef STRERROR_R_CHAR_P
/* GNU variant returning char *, avoids warn-unused-result error */
return strerror_r(errnum, buf, buflen);
#else
/*
* XSI variant returning int, with GNU compatible error string,
* if no message could be found
*/
if (strerror_r(errnum, buf, buflen)) {
switch_snprintf(buf, buflen, "Unknown error %d", errnum);
}
return buf;
#endif /* STRERROR_R_CHAR_P */
#elif defined(WIN32)
/* WIN32 variant */
if (strerror_s(buf, buflen, errnum)) {
switch_snprintf(buf, buflen, "Unknown error %d", errnum);
}
return buf;
#else
/* Fallback, copy string into private buffer */
switch_copy_string(buf, strerror(errnum), buflen);
return buf;
#endif
}
SWITCH_DECLARE(void) switch_http_parse_qs(switch_http_request_t *request, char *qs)
{
char *q;
char *next;
char *name, *val;
char *dup = NULL;
if (qs) {
q = qs;
} else { /*parse our own qs, dup to avoid modify the original string */
dup = q = strdup(request->qs);
}
switch_assert(q);
next = q;
do {
char *p;
if ((next = strchr(next, '&'))) {
*next++ = '\0';
}
for (p = q; p && *p; p++) {
if (*p == '+') *p = ' ';
}
switch_url_decode(q);
name = q;
if ((val = strchr(name, '='))) {
*val++ = '\0';
switch_event_add_header_string(request->headers, SWITCH_STACK_BOTTOM, name, val);
}
q = next;
} while (q);
switch_safe_free(dup);
}
/* clean the uri to protect us from vulnerability attack */
switch_status_t clean_uri(char *uri)
{
int argc;
char *argv[64];
int last, i, len, uri_len = 0;
argc = switch_separate_string(uri, '/', argv, sizeof(argv) / sizeof(argv[0]));
if (argc == sizeof(argv)) { /* too deep */
return SWITCH_STATUS_FALSE;
}
last = 1;
for(i = 1; i < argc; i++) {
if (*argv[i] == '\0' || !strcmp(argv[i], ".")) {
/* ignore //// or /././././ */
} else if (!strcmp(argv[i], "..")) {
/* got /../, go up one level */
if (last > 1) last--;
} else {
argv[last++] = argv[i];
}
}
for(i = 1; i < last; i++) {
len = strlen(argv[i]);
sprintf(uri + uri_len, "/%s", argv[i]);
uri_len += (len + 1);
}
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_http_parse_header(char *buffer, uint32_t datalen, switch_http_request_t *request)
{
switch_status_t status = SWITCH_STATUS_FALSE;
char *p = buffer;
int i = 10;
char *http = NULL;
int header_count;
char *headers[64] = { 0 };
int argc;
char *argv[2] = { 0 };
char *body = NULL;
if (datalen < 16) return status; /* minimum GET / HTTP/1.1\r\n */
while(i--) { // sanity check
if (*p++ == ' ') break;
}
if (i == 0) return status;
if ((body = strstr(buffer, "\r\n\r\n"))) {
*body = '\0';
body += 4;
} else if (( body = strstr(buffer, "\n\n"))) {
*body = '\0';
body += 2;
} else {
return status;
}
request->_buffer = strdup(buffer);
switch_assert(request->_buffer);
request->method = request->_buffer;
request->bytes_buffered = datalen;
request->bytes_header = body - buffer;
request->bytes_read = body - buffer;
p = strchr(request->method, ' ');
if (!p) goto err;
*p++ = '\0';
if (*p != '/') goto err; /* must start from '/' */
request->uri = p;
p = strchr(request->uri, ' ');
if (!p) goto err;
*p++ = '\0';
http = p;
p = strchr(request->uri, '?');
if (p) {
*p++ = '\0';
request->qs = p;
}
if (clean_uri((char *)request->uri) != SWITCH_STATUS_SUCCESS) {
goto err;
}
if (!strncmp(http, "HTTP/1.1", 8)) {
request->keepalive = SWITCH_TRUE;
} else if (strncmp(http, "HTTP/1.0", 8)) {
goto err;
}
if (!request->headers) {
if (switch_event_create(&request->headers, SWITCH_EVENT_CHANNEL_DATA) != SWITCH_STATUS_SUCCESS) {
goto err;
}
request->_destroy_headers = SWITCH_TRUE;
}
p = strchr(http, '\n');
if (p) {
*p++ = '\0'; // now the first header
} else {
goto noheader;
}
header_count = switch_separate_string(p, '\n', headers, sizeof(headers)/ sizeof(headers[0]));
if (header_count < 1) goto err;
for (i = 0; i < header_count; i++) {
char *header, *value;
int len;
argc = switch_separate_string(headers[i], ':', argv, 2);
if (argc != 2) goto err;
header = argv[0];
value = argv[1];
if (*value == ' ') value++;
len = strlen(value);
if (len && *(value + len - 1) == '\r') *(value + len - 1) = '\0';
switch_event_add_header_string(request->headers, SWITCH_STACK_BOTTOM, header, value);
if (!strncasecmp(header, "User-Agent", 10)) {
request->user_agent = value;
} else if (!strncasecmp(header, "Host", 4)) {
request->host = value;
p = strchr(value, ':');
if (p) {
*p++ = '\0';
if (*p) request->port = (switch_port_t)atoi(p);
}
} else if (!strncasecmp(header, "Content-Type", 12)) {
request->content_type = value;
} else if (!strncasecmp(header, "Content-Length", 14)) {
request->content_length = atoi(value);
} else if (!strncasecmp(header, "Referer", 7)) {
request->referer = value;
}
}
noheader:
if (request->qs) {
switch_http_parse_qs(request, NULL);
}
return SWITCH_STATUS_SUCCESS;
err:
switch_http_free_request(request);
return status;
}
SWITCH_DECLARE(void) switch_http_free_request(switch_http_request_t *request)
{
if (request->_buffer) free(request->_buffer);
if (request->_destroy_headers && request->headers) {
switch_event_destroy(&request->headers);
}
}
/* for debugging only */
SWITCH_DECLARE(void) switch_http_dump_request(switch_http_request_t *request)
{
switch_assert(request->method);
printf("method: %s\n", request->method);
if (request->uri) printf("uri: %s\n", request->uri);
if (request->qs) printf("qs: %s\n", request->qs);
if (request->host) printf("host: %s\n", request->host);
if (request->port) printf("port: %d\n", request->port);
if (request->from) printf("from: %s\n", request->from);
if (request->user_agent) printf("user_agent: %s\n", request->user_agent);
if (request->referer) printf("referer: %s\n", request->referer);
if (request->user) printf("user: %s\n", request->user);
if (request->keepalive) printf("uri: %d\n", request->keepalive);
if (request->content_type) printf("uri: %s\n", request->content_type);
if (request->content_length) printf("uri: %" SWITCH_SIZE_T_FMT "\n", request->content_length);
{
switch_event_header_t *header = request->headers->headers;
printf("headers:\n-------------------------\n");
while(header) {
printf("%s: %s\n", header->name, header->value);
header = header->next;
}
}
}
SWITCH_DECLARE(void) switch_getcputime(switch_cputime *t)
{
#if defined(_WIN32)
FILETIME ct, et, kt, ut; // Times are in 100-ns ticks (div 10000 to get ms)
GetProcessTimes(GetCurrentProcess(), &ct, &et, &kt, &ut);
t->userms = ((int64_t)ut.dwLowDateTime | ((int64_t)ut.dwHighDateTime << 32)) / 10000;
t->kernelms = ((int64_t)kt.dwLowDateTime | ((int64_t)kt.dwHighDateTime << 32)) / 10000;
#elif defined(HAVE_GETRUSAGE)
struct rusage r;
getrusage(RUSAGE_SELF, &r);
t->userms = r.ru_utime.tv_sec * 1000 + r.ru_utime.tv_usec / 1000;
t->kernelms = r.ru_stime.tv_sec * 1000 + r.ru_stime.tv_usec / 1000;
#else
t->userms = -1;
t->kernelms = -1;
#endif
}
#ifdef SWITCH_HAVE_GUMBO
static void process(GumboNode *node, switch_stream_handle_t *stream)
{
if (node->type == GUMBO_NODE_TEXT) {
stream->write_function(stream, "%s", node->v.text.text);
return;
} else if (node->type == GUMBO_NODE_ELEMENT && node->v.element.tag != GUMBO_TAG_SCRIPT && node->v.element.tag != GUMBO_TAG_STYLE) {
GumboVector *children = &node->v.element.children;
int i;
if (node->v.element.tag != GUMBO_TAG_UNKNOWN && node->v.element.tag <= GUMBO_TAG_LAST) {
GumboAttribute* attr = NULL;
const char *aval = NULL;
if (node->v.element.tag == GUMBO_TAG_SPAN) {
if ((attr = gumbo_get_attribute(&node->v.element.attributes, "class"))) {
aval = attr->value;
}
}
if (aval && !strcasecmp(aval, "Apple-converted-space")) {
const char *txt = ((GumboNode*)children->data[0])->v.text.text;
int x, len = 0;
for (x = 0; txt[x]; x++) {
if (txt[x] == ' ') {
len++;
}
}
for (x = 0; x < len*2; x++) {
stream->write_function(stream, "%s", " ");
}
} else {
for (i = 0; i < children->length; ++i) {
process((GumboNode*) children->data[i], stream);
}
}
if (node->v.element.tag == GUMBO_TAG_P || node->v.element.tag == GUMBO_TAG_BR) {
stream->write_function(stream, "%s", "\n");
}
}
}
}
#endif
SWITCH_DECLARE(char *)switch_html_strip(const char *str)
{
char *p, *html = NULL, *text = NULL;
int x = 0, got_ct = 0;
#ifdef SWITCH_HAVE_GUMBO
GumboOutput *output;
switch_stream_handle_t stream;
SWITCH_STANDARD_STREAM(stream);
#endif
for(p = (char *)str; p && *p; p++) {
if (!strncasecmp(p, "Content-Type:", 13)) {
got_ct++;
}
if (!got_ct) continue;
if (*p == '\n') {
x++;
if (x == 2) {
break;
}
} else if (x && (*p != '\r')) {
x = 0;
}
}
html = p;
#ifdef SWITCH_HAVE_GUMBO
if ((output = gumbo_parse_with_options(&kGumboDefaultOptions, html, strlen(html)))) {
process(output->root, &stream);
gumbo_destroy_output(&kGumboDefaultOptions, output);
}
text = (char *)stream.data;
#else
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Support for html parser is not compiled.\n");
text = switch_safe_strdup(html);
#endif
return text;
}
SWITCH_DECLARE(unsigned long) switch_getpid(void)
{
#ifndef WIN32
pid_t pid = getpid();
#else
int pid = _getpid();
#endif
return (unsigned long)pid;
}
SWITCH_DECLARE(switch_status_t) switch_digest(const char *digest_name, unsigned char **digest, const void *input, switch_size_t inputLen, unsigned int *outputlen)
{
#if defined(HAVE_OPENSSL)
EVP_MD_CTX *mdctx;
const EVP_MD *md;
int size;
switch_assert(digest);
if (!digest_name) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Message digest is not set\n");
return SWITCH_STATUS_FALSE;
}
md = EVP_get_digestbyname(digest_name);
if (!md) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unknown message digest %s\n", digest_name);
return SWITCH_STATUS_FALSE;
}
size = EVP_MD_size(md);
if (!size || !(*digest = malloc(size))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Zero digest size or can't allocate memory to store results %s\n", digest_name);
return SWITCH_STATUS_FALSE;
}
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
mdctx = EVP_MD_CTX_new();
#else
mdctx = EVP_MD_CTX_create();
#endif
if (!mdctx) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "EVP_MD_CTX_new error\n");
switch_safe_free(*digest);
return SWITCH_STATUS_FALSE;
}
EVP_MD_CTX_init(mdctx);
EVP_DigestInit_ex(mdctx, md, NULL);
EVP_DigestUpdate(mdctx, input, inputLen);
EVP_DigestFinal_ex(mdctx, *digest, outputlen);
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
EVP_MD_CTX_free(mdctx);
#else
EVP_MD_CTX_destroy(mdctx);
#endif
return SWITCH_STATUS_SUCCESS;
#else
return SWITCH_STATUS_FALSE;
#endif
}
SWITCH_DECLARE(switch_status_t) switch_digest_string(const char *digest_name, char **digest_str, const void *input, switch_size_t inputLen, unsigned int *outputlen)
{
unsigned char *digest = NULL;
switch_status_t status;
short i = 0, x;
uint8_t b;
status = switch_digest(digest_name, &digest, input, inputLen, outputlen);
if (status == SWITCH_STATUS_SUCCESS) {
if ((*digest_str = malloc(*outputlen * 2 + 1))) {
for (x = i = 0; x < *outputlen; x++) {
b = (digest[x] >> 4) & 15;
(*digest_str)[i++] = b + (b > 9 ? 'a' - 10 : '0');
b = digest[x] & 15;
(*digest_str)[i++] = b + (b > 9 ? 'a' - 10 : '0');
}
(*digest_str)[i] = '\0';
} else {
switch_safe_free(digest);
*outputlen = 0;
return SWITCH_STATUS_FALSE;
}
}
switch_safe_free(digest);
*outputlen = i;
return status;
}
SWITCH_DECLARE(char *) switch_must_strdup(const char *_s)
{
char *s = strdup(_s);
switch_assert(s);
return s;
}
SWITCH_DECLARE(const char *) switch_memory_usage_stream(switch_stream_handle_t *stream)
{
const char *status = NULL;
#ifdef __GLIBC__
/*
* The mallinfo2() function was added in glibc 2.33.
* https://man7.org/linux/man-pages/man3/mallinfo.3.html
*/
#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 33)
struct mallinfo2 mi;
mi = mallinfo2();
stream->write_function(stream, "Total non-mmapped bytes (arena): %" SWITCH_SIZE_T_FMT "\n", mi.arena);
stream->write_function(stream, "# of free chunks (ordblks): %" SWITCH_SIZE_T_FMT "\n", mi.ordblks);
stream->write_function(stream, "# of free fastbin blocks (smblks): %" SWITCH_SIZE_T_FMT "\n", mi.smblks);
stream->write_function(stream, "# of mapped regions (hblks): %" SWITCH_SIZE_T_FMT "\n", mi.hblks);
stream->write_function(stream, "Bytes in mapped regions (hblkhd): %" SWITCH_SIZE_T_FMT "\n", mi.hblkhd);
stream->write_function(stream, "Max. total allocated space (usmblks): %" SWITCH_SIZE_T_FMT "\n", mi.usmblks);
stream->write_function(stream, "Free bytes held in fastbins (fsmblks): %" SWITCH_SIZE_T_FMT "\n", mi.fsmblks);
stream->write_function(stream, "Total allocated space (uordblks): %" SWITCH_SIZE_T_FMT "\n", mi.uordblks);
stream->write_function(stream, "Total free space (fordblks): %" SWITCH_SIZE_T_FMT "\n", mi.fordblks);
stream->write_function(stream, "Topmost releasable block (keepcost): %" SWITCH_SIZE_T_FMT "\n", mi.keepcost);
#else
struct mallinfo mi;
mi = mallinfo();
stream->write_function(stream, "Total non-mmapped bytes (arena): %u\n", mi.arena);
stream->write_function(stream, "# of free chunks (ordblks): %u\n", mi.ordblks);
stream->write_function(stream, "# of free fastbin blocks (smblks): %u\n", mi.smblks);
stream->write_function(stream, "# of mapped regions (hblks): %u\n", mi.hblks);
stream->write_function(stream, "Bytes in mapped regions (hblkhd): %u\n", mi.hblkhd);
stream->write_function(stream, "Max. total allocated space (usmblks): %u\n", mi.usmblks);
stream->write_function(stream, "Free bytes held in fastbins (fsmblks): %u\n", mi.fsmblks);
stream->write_function(stream, "Total allocated space (uordblks): %u\n", mi.uordblks);
stream->write_function(stream, "Total free space (fordblks): %u\n", mi.fordblks);
stream->write_function(stream, "Topmost releasable block (keepcost): %u\n", mi.keepcost);
#endif
switch_goto_status(NULL, done);
#else
#ifdef WIN32
/* Based on: https://docs.microsoft.com/en-us/windows/win32/memory/enumerating-a-heap and https://docs.microsoft.com/en-us/windows/win32/memory/getting-process-heaps */
PHANDLE aHeaps;
SIZE_T BytesToAllocate;
DWORD HeapsIndex;
DWORD HeapsLength;
DWORD NumberOfHeaps;
HRESULT Result;
HANDLE hDefaultProcessHeap;
size_t CommittedSizeTotal = 0;
size_t UnCommittedSizeTotal = 0;
size_t SizeTotal = 0;
size_t OverheadTotal = 0;
NumberOfHeaps = GetProcessHeaps(0, NULL);
Result = SIZETMult(NumberOfHeaps, sizeof(*aHeaps), &BytesToAllocate);
if (Result != S_OK) {
switch_goto_status("SIZETMult failed.", done);
}
hDefaultProcessHeap = GetProcessHeap();
if (hDefaultProcessHeap == NULL) {
switch_goto_status("Failed to retrieve the default process heap", done);
}
aHeaps = (PHANDLE)HeapAlloc(hDefaultProcessHeap, 0, BytesToAllocate);
if (aHeaps == NULL) {
switch_goto_status("HeapAlloc failed to allocate space for heaps", done);
}
HeapsLength = NumberOfHeaps;
NumberOfHeaps = GetProcessHeaps(HeapsLength, aHeaps);
if (NumberOfHeaps == 0) {
switch_goto_status("Failed to retrieve heaps", cleanup);
} else if (NumberOfHeaps > HeapsLength) {
/*
* Compare the latest number of heaps with the original number of heaps.
* If the latest number is larger than the original number, another
* component has created a new heap and the buffer is too small.
*/
switch_goto_status("Another component created a heap between calls.", cleanup);
}
stream->write_function(stream, "Process has %d heaps.\n", HeapsLength);
for (HeapsIndex = 0; HeapsIndex < HeapsLength; ++HeapsIndex) {
PROCESS_HEAP_ENTRY Entry;
HANDLE hHeap = aHeaps[HeapsIndex];
stream->write_function(stream, "Heap %d at address: %#p.\n", HeapsIndex, aHeaps[HeapsIndex]);
/* Lock the heap to prevent other threads from accessing the heap during enumeration. */
if (HeapLock(hHeap) == FALSE) {
switch_goto_status("Failed to lock heap.", cleanup);
}
Entry.lpData = NULL;
while (HeapWalk(hHeap, &Entry) != FALSE) {
if ((Entry.wFlags & PROCESS_HEAP_ENTRY_BUSY) != 0) {
} else if ((Entry.wFlags & PROCESS_HEAP_REGION) != 0) {
CommittedSizeTotal += Entry.Region.dwCommittedSize;
UnCommittedSizeTotal += Entry.Region.dwUnCommittedSize;
}
SizeTotal += Entry.cbData;
OverheadTotal += Entry.cbOverhead;
}
/* Unlock the heap to allow other threads to access the heap after enumeration has completed. */
if (HeapUnlock(hHeap) == FALSE) {
abort();
}
}
stream->write_function(stream, "Committed bytes: %" SWITCH_SIZE_T_FMT "\n", CommittedSizeTotal);
stream->write_function(stream, "Uncommited bytes: %" SWITCH_SIZE_T_FMT "\n", UnCommittedSizeTotal);
stream->write_function(stream, "Size: %" SWITCH_SIZE_T_FMT "\n", SizeTotal);
stream->write_function(stream, "Overhead: %" SWITCH_SIZE_T_FMT"\n", OverheadTotal);
cleanup:
HeapFree(hDefaultProcessHeap, 0, aHeaps);
#else
switch_goto_status("Memory usage statistics is not implemented on the current platform.", done);
#endif
#endif
done:
return status;
}
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:t
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/
Reference in New Issue View Git Blame Copy Permalink