freeswitch/libs/apr/include/arch/win32/apr_arch_misc.h
Michael Jerris 0488a5109a add apr to in tree libs
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3733 d0543943-73ff-0310-b7d9-9358b9ac24b2
2006-12-19 19:58:23 +00:00

328 lines
12 KiB
C

/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MISC_H
#define MISC_H
#include "apr.h"
#include "apr_portable.h"
#include "apr_private.h"
#include "apr_general.h"
#include "apr_pools.h"
#include "apr_getopt.h"
#include "apr_thread_proc.h"
#include "apr_file_io.h"
#include "apr_errno.h"
#include "apr_getopt.h"
#if APR_HAVE_STDIO_H
#include <stdio.h>
#endif
#if APR_HAVE_SIGNAL_H
#include <signal.h>
#endif
#if APR_HAVE_PTHREAD_H
#include <pthread.h>
#endif
/* ### create APR_HAVE_* macros for these? */
#if APR_HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if APR_HAVE_STRING_H
#include <string.h>
#endif
struct apr_other_child_rec_t {
apr_pool_t *p;
struct apr_other_child_rec_t *next;
apr_proc_t *proc;
void (*maintenance) (int, void *, int);
void *data;
apr_os_file_t write_fd;
};
#define WSAHighByte 2
#define WSALowByte 0
/* start.c and apr_app.c helpers and communication within misc.c
*
* They are not for public consumption, although apr_app_init_complete
* must be an exported symbol to avoid reinitialization.
*/
extern int APR_DECLARE_DATA apr_app_init_complete;
int apr_wastrtoastr(char const * const * *retarr,
wchar_t const * const *arr, int args);
/* Platform specific designation of run time os version.
* Gaps allow for specific service pack levels that
* export new kernel or winsock functions or behavior.
*/
typedef enum {
APR_WIN_UNK = 0,
APR_WIN_UNSUP = 1,
APR_WIN_95 = 10,
APR_WIN_95_B = 11,
APR_WIN_95_OSR2 = 12,
APR_WIN_98 = 14,
APR_WIN_98_SE = 16,
APR_WIN_ME = 18,
APR_WIN_UNICODE = 20, /* Prior versions support only narrow chars */
APR_WIN_CE_3 = 23, /* CE is an odd beast, not supporting */
/* some pre-NT features, such as the */
APR_WIN_NT = 30, /* narrow charset APIs (fooA fns), while */
APR_WIN_NT_3_5 = 35, /* not supporting some NT-family features. */
APR_WIN_NT_3_51 = 36,
APR_WIN_NT_4 = 40,
APR_WIN_NT_4_SP2 = 42,
APR_WIN_NT_4_SP3 = 43,
APR_WIN_NT_4_SP4 = 44,
APR_WIN_NT_4_SP5 = 45,
APR_WIN_NT_4_SP6 = 46,
APR_WIN_2000 = 50,
APR_WIN_2000_SP1 = 51,
APR_WIN_2000_SP2 = 52,
APR_WIN_XP = 60,
APR_WIN_XP_SP1 = 61,
APR_WIN_XP_SP2 = 62,
APR_WIN_2003 = 70
} apr_oslevel_e;
extern APR_DECLARE_DATA apr_oslevel_e apr_os_level;
apr_status_t apr_get_oslevel(apr_oslevel_e *);
/* The APR_HAS_ANSI_FS symbol is PRIVATE, and internal to APR.
* APR only supports char data for filenames. Like most applications,
* characters >127 are essentially undefined. APR_HAS_UNICODE_FS lets
* the application know that utf-8 is the encoding method of APR, and
* only incidently hints that we have Wide OS calls.
*
* APR_HAS_ANSI_FS is simply an OS flag to tell us all calls must be
* the unicode eqivilant.
*/
#if defined(_WIN32_WCE) || defined(WINNT)
#define APR_HAS_ANSI_FS 0
#else
#define APR_HAS_ANSI_FS 1
#endif
/* IF_WIN_OS_IS_UNICODE / ELSE_WIN_OS_IS_ANSI help us keep the code trivial
* where have runtime tests for unicode-ness, that aren't needed in any
* build which supports only WINNT or WCE.
*/
#if APR_HAS_ANSI_FS && APR_HAS_UNICODE_FS
#define IF_WIN_OS_IS_UNICODE if (apr_os_level >= APR_WIN_UNICODE)
#define ELSE_WIN_OS_IS_ANSI else
#else /* APR_HAS_UNICODE_FS */
#define IF_WIN_OS_IS_UNICODE
#define ELSE_WIN_OS_IS_ANSI
#endif /* WINNT */
typedef enum {
DLL_WINBASEAPI = 0, // kernel32 From WinBase.h
DLL_WINADVAPI = 1, // advapi32 From WinBase.h
DLL_WINSOCKAPI = 2, // mswsock From WinSock.h
DLL_WINSOCK2API = 3, // ws2_32 From WinSock2.h
DLL_SHSTDAPI = 4, // shell32 From ShellAPI.h
DLL_NTDLL = 5, // shell32 From our real kernel
DLL_defined = 6 // must define as last idx_ + 1
} apr_dlltoken_e;
FARPROC apr_load_dll_func(apr_dlltoken_e fnLib, char *fnName, int ordinal);
/* The apr_load_dll_func call WILL fault if the function cannot be loaded */
#define APR_DECLARE_LATE_DLL_FUNC(lib, rettype, calltype, fn, ord, args, names) \
typedef rettype (calltype *apr_winapi_fpt_##fn) args; \
static apr_winapi_fpt_##fn apr_winapi_pfn_##fn = NULL; \
__inline rettype apr_winapi_##fn args \
{ if (!apr_winapi_pfn_##fn) \
apr_winapi_pfn_##fn = (apr_winapi_fpt_##fn) \
apr_load_dll_func(lib, #fn, ord); \
return (*(apr_winapi_pfn_##fn)) names; }; \
/* Provide late bound declarations of every API function missing from
* one or more supported releases of the Win32 API
*
* lib is the enumerated token from apr_dlltoken_e, and must correspond
* to the string table entry in start.c used by the apr_load_dll_func().
* Token names (attempt to) follow Windows.h declarations prefixed by DLL_
* in order to facilitate comparison. Use the exact declaration syntax
* and names from Windows.h to prevent ambigutity and bugs.
*
* rettype and calltype follow the original declaration in Windows.h
* fn is the true function name - beware Ansi/Unicode #defined macros
* ord is the ordinal within the library, use 0 if it varies between versions
* args is the parameter list following the original declaration, in parens
* names is the parameter list sans data types, enclosed in parens
*
* #undef/re#define the Ansi/Unicode generic name to abate confusion
* In the case of non-text functions, simply #define the original name
*/
#if !defined(_WIN32_WCE) && !defined(WINNT)
#ifdef GetFileAttributesExA
#undef GetFileAttributesExA
#endif
APR_DECLARE_LATE_DLL_FUNC(DLL_WINBASEAPI, BOOL, WINAPI, GetFileAttributesExA, 0, (
IN LPCSTR lpFileName,
IN GET_FILEEX_INFO_LEVELS fInfoLevelId,
OUT LPVOID lpFileInformation),
(lpFileName, fInfoLevelId, lpFileInformation));
#define GetFileAttributesExA apr_winapi_GetFileAttributesExA
#undef GetFileAttributesEx
#define GetFileAttributesEx apr_winapi_GetFileAttributesExA
#ifdef GetFileAttributesExW
#undef GetFileAttributesExW
#endif
APR_DECLARE_LATE_DLL_FUNC(DLL_WINBASEAPI, BOOL, WINAPI, GetFileAttributesExW, 0, (
IN LPCWSTR lpFileName,
IN GET_FILEEX_INFO_LEVELS fInfoLevelId,
OUT LPVOID lpFileInformation),
(lpFileName, fInfoLevelId, lpFileInformation));
#define GetFileAttributesExW apr_winapi_GetFileAttributesExW
APR_DECLARE_LATE_DLL_FUNC(DLL_WINBASEAPI, BOOL, WINAPI, CancelIo, 0, (
IN HANDLE hFile),
(hFile));
#define CancelIo apr_winapi_CancelIo
APR_DECLARE_LATE_DLL_FUNC(DLL_WINBASEAPI, BOOL, WINAPI, TryEnterCriticalSection, 0, (
LPCRITICAL_SECTION lpCriticalSection),
(lpCriticalSection));
#define TryEnterCriticalSection apr_winapi_TryEnterCriticalSection
APR_DECLARE_LATE_DLL_FUNC(DLL_WINBASEAPI, BOOL, WINAPI, SwitchToThread, 0, (
void),
());
#define SwitchToThread apr_winapi_SwitchToThread
APR_DECLARE_LATE_DLL_FUNC(DLL_WINADVAPI, BOOL, WINAPI, GetEffectiveRightsFromAclW, 0, (
IN PACL pacl,
IN PTRUSTEE_W pTrustee,
OUT PACCESS_MASK pAccessRights),
(pacl, pTrustee, pAccessRights));
#define GetEffectiveRightsFromAclW apr_winapi_GetEffectiveRightsFromAclW
APR_DECLARE_LATE_DLL_FUNC(DLL_WINADVAPI, BOOL, WINAPI, GetNamedSecurityInfoW, 0, (
IN LPWSTR pObjectName,
IN SE_OBJECT_TYPE ObjectType,
IN SECURITY_INFORMATION SecurityInfo,
OUT PSID *ppsidOwner,
OUT PSID *ppsidGroup,
OUT PACL *ppDacl,
OUT PACL *ppSacl,
OUT PSECURITY_DESCRIPTOR *ppSecurityDescriptor),
(pObjectName, ObjectType, SecurityInfo, ppsidOwner, ppsidGroup,
ppDacl, ppSacl, ppSecurityDescriptor));
#define GetNamedSecurityInfoW apr_winapi_GetNamedSecurityInfoW
APR_DECLARE_LATE_DLL_FUNC(DLL_WINADVAPI, BOOL, WINAPI, GetNamedSecurityInfoA, 0, (
IN LPSTR pObjectName,
IN SE_OBJECT_TYPE ObjectType,
IN SECURITY_INFORMATION SecurityInfo,
OUT PSID *ppsidOwner,
OUT PSID *ppsidGroup,
OUT PACL *ppDacl,
OUT PACL *ppSacl,
OUT PSECURITY_DESCRIPTOR *ppSecurityDescriptor),
(pObjectName, ObjectType, SecurityInfo, ppsidOwner, ppsidGroup,
ppDacl, ppSacl, ppSecurityDescriptor));
#define GetNamedSecurityInfoA apr_winapi_GetNamedSecurityInfoA
#undef GetNamedSecurityInfo
#define GetNamedSecurityInfo apr_winapi_GetNamedSecurityInfoA
APR_DECLARE_LATE_DLL_FUNC(DLL_WINADVAPI, BOOL, WINAPI, GetSecurityInfo, 0, (
IN HANDLE handle,
IN SE_OBJECT_TYPE ObjectType,
IN SECURITY_INFORMATION SecurityInfo,
OUT PSID *ppsidOwner,
OUT PSID *ppsidGroup,
OUT PACL *ppDacl,
OUT PACL *ppSacl,
OUT PSECURITY_DESCRIPTOR *ppSecurityDescriptor),
(handle, ObjectType, SecurityInfo, ppsidOwner, ppsidGroup,
ppDacl, ppSacl, ppSecurityDescriptor));
#define GetSecurityInfo apr_winapi_GetSecurityInfo
APR_DECLARE_LATE_DLL_FUNC(DLL_SHSTDAPI, LPWSTR *, WINAPI, CommandLineToArgvW, 0, (
LPCWSTR lpCmdLine,
int *pNumArgs),
(lpCmdLine, pNumArgs));
#define CommandLineToArgvW apr_winapi_CommandLineToArgvW
#endif /* !defined(_WIN32_WCE) && !defined(WINNT) */
#if !defined(_WIN32_WCE)
APR_DECLARE_LATE_DLL_FUNC(DLL_NTDLL, DWORD, WINAPI, NtQueryTimerResolution, 0, (
ULONG *pMaxRes, /* Minimum NS Resolution */
ULONG *pMinRes, /* Maximum NS Resolution */
ULONG *pCurRes), /* Current NS Resolution */
(pMaxRes, pMinRes, pCurRes));
#define QueryTimerResolution apr_winapi_NtQueryTimerResolution
APR_DECLARE_LATE_DLL_FUNC(DLL_NTDLL, DWORD, WINAPI, NtSetTimerResolution, 0, (
ULONG ReqRes, /* Requested NS Clock Resolution */
BOOL Acquire, /* Aquire (1) or Release (0) our interest */
ULONG *pNewRes), /* The NS Clock Resolution granted */
(ReqRes, Acquire, pNewRes));
#define SetTimerResolution apr_winapi_NtSetTimerResolution
/* ### These are ULONG_PTR values, but that's int32 for all we care
* until the Win64 port is prepared.
*/
typedef struct PBI {
DWORD ExitStatus;
PVOID PebBaseAddress;
ULONG AffinityMask;
LONG BasePriority;
ULONG UniqueProcessId;
ULONG InheritedFromUniqueProcessId;
} PBI, *PPBI;
APR_DECLARE_LATE_DLL_FUNC(DLL_NTDLL, DWORD, WINAPI, NtQueryInformationProcess, 0, (
HANDLE hProcess, /* Obvious */
INT info, /* Use 0 for PBI documented above */
PVOID pPI, /* The PIB buffer */
ULONG LenPI, /* Use sizeof(PBI) */
ULONG *pSizePI), /* returns pPI buffer used (may pass NULL) */
(hProcess, info, pPI, LenPI, pSizePI));
#define QueryInformationProcess apr_winapi_NtQueryInformationProcess
APR_DECLARE_LATE_DLL_FUNC(DLL_NTDLL, DWORD, WINAPI, NtQueryObject, 0, (
HANDLE hObject, /* Obvious */
INT info, /* Use 0 for PBI documented above */
PVOID pOI, /* The PIB buffer */
ULONG LenOI, /* Use sizeof(PBI) */
ULONG *pSizeOI), /* returns pPI buffer used (may pass NULL) */
(hObject, info, pOI, LenOI, pSizeOI));
#define QueryObject apr_winapi_NtQueryObject
#endif /* !defined(_WIN32_WCE) */
#endif /* ! MISC_H */