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