1 #ifndef HEADER_CURL_MEMDEBUG_H 2 #define HEADER_CURL_MEMDEBUG_H 3 #ifdef CURLDEBUG 4 /*************************************************************************** 5 * _ _ ____ _ 6 * Project ___| | | | _ \| | 7 * / __| | | | |_) | | 8 * | (__| |_| | _ <| |___ 9 * \___|\___/|_| \_\_____| 10 * 11 * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al. 12 * 13 * This software is licensed as described in the file COPYING, which 14 * you should have received as part of this distribution. The terms 15 * are also available at https://curl.se/docs/copyright.html. 16 * 17 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 18 * copies of the Software, and permit persons to whom the Software is 19 * furnished to do so, under the terms of the COPYING file. 20 * 21 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 22 * KIND, either express or implied. 23 * 24 ***************************************************************************/ 25 26 /* 27 * CAUTION: this header is designed to work when included by the app-side 28 * as well as the library. Do not mix with library internals! 29 */ 30 31 #define CURL_MT_LOGFNAME_BUFSIZE 512 32 33 extern FILE *curl_dbg_logfile; 34 35 /* memory functions */ 36 CURL_EXTERN void *curl_dbg_malloc(size_t size, int line, const char *source); 37 CURL_EXTERN void *curl_dbg_calloc(size_t elements, size_t size, int line, 38 const char *source); 39 CURL_EXTERN void *curl_dbg_realloc(void *ptr, size_t size, int line, 40 const char *source); 41 CURL_EXTERN void curl_dbg_free(void *ptr, int line, const char *source); 42 CURL_EXTERN char *curl_dbg_strdup(const char *str, int line, const char *src); 43 #if defined(WIN32) && defined(UNICODE) 44 CURL_EXTERN wchar_t *curl_dbg_wcsdup(const wchar_t *str, int line, 45 const char *source); 46 #endif 47 48 CURL_EXTERN void curl_dbg_memdebug(const char *logname); 49 CURL_EXTERN void curl_dbg_memlimit(long limit); 50 CURL_EXTERN void curl_dbg_log(const char *format, ...); 51 52 /* file descriptor manipulators */ 53 CURL_EXTERN curl_socket_t curl_dbg_socket(int domain, int type, int protocol, 54 int line, const char *source); 55 CURL_EXTERN void curl_dbg_mark_sclose(curl_socket_t sockfd, 56 int line, const char *source); 57 CURL_EXTERN int curl_dbg_sclose(curl_socket_t sockfd, 58 int line, const char *source); 59 CURL_EXTERN curl_socket_t curl_dbg_accept(curl_socket_t s, void *a, void *alen, 60 int line, const char *source); 61 #ifdef HAVE_SOCKETPAIR 62 CURL_EXTERN int curl_dbg_socketpair(int domain, int type, int protocol, 63 curl_socket_t socket_vector[2], 64 int line, const char *source); 65 #endif 66 67 /* send/receive sockets */ 68 CURL_EXTERN SEND_TYPE_RETV curl_dbg_send(SEND_TYPE_ARG1 sockfd, 69 SEND_QUAL_ARG2 SEND_TYPE_ARG2 buf, 70 SEND_TYPE_ARG3 len, 71 SEND_TYPE_ARG4 flags, int line, 72 const char *source); 73 CURL_EXTERN RECV_TYPE_RETV curl_dbg_recv(RECV_TYPE_ARG1 sockfd, 74 RECV_TYPE_ARG2 buf, 75 RECV_TYPE_ARG3 len, 76 RECV_TYPE_ARG4 flags, int line, 77 const char *source); 78 79 /* FILE functions */ 80 CURL_EXTERN FILE *curl_dbg_fopen(const char *file, const char *mode, int line, 81 const char *source); 82 CURL_EXTERN FILE *curl_dbg_fdopen(int filedes, const char *mode, 83 int line, const char *source); 84 85 CURL_EXTERN int curl_dbg_fclose(FILE *file, int line, const char *source); 86 87 #ifndef MEMDEBUG_NODEFINES 88 89 /* Set this symbol on the command-line, recompile all lib-sources */ 90 #undef strdup 91 #define strdup(ptr) curl_dbg_strdup(ptr, __LINE__, __FILE__) 92 #define malloc(size) curl_dbg_malloc(size, __LINE__, __FILE__) 93 #define calloc(nbelem,size) curl_dbg_calloc(nbelem, size, __LINE__, __FILE__) 94 #define realloc(ptr,size) curl_dbg_realloc(ptr, size, __LINE__, __FILE__) 95 #define free(ptr) curl_dbg_free(ptr, __LINE__, __FILE__) 96 #define send(a,b,c,d) curl_dbg_send(a,b,c,d, __LINE__, __FILE__) 97 #define recv(a,b,c,d) curl_dbg_recv(a,b,c,d, __LINE__, __FILE__) 98 99 #ifdef WIN32 100 # ifdef UNICODE 101 # undef wcsdup 102 # define wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__) 103 # undef _wcsdup 104 # define _wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__) 105 # undef _tcsdup 106 # define _tcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__) 107 # else 108 # undef _tcsdup 109 # define _tcsdup(ptr) curl_dbg_strdup(ptr, __LINE__, __FILE__) 110 # endif 111 #endif 112 113 #undef socket 114 #define socket(domain,type,protocol)\ 115 curl_dbg_socket(domain, type, protocol, __LINE__, __FILE__) 116 #undef accept /* for those with accept as a macro */ 117 #define accept(sock,addr,len)\ 118 curl_dbg_accept(sock, addr, len, __LINE__, __FILE__) 119 #ifdef HAVE_SOCKETPAIR 120 #define socketpair(domain,type,protocol,socket_vector)\ 121 curl_dbg_socketpair(domain, type, protocol, socket_vector, __LINE__, __FILE__) 122 #endif 123 124 #ifdef HAVE_GETADDRINFO 125 #if defined(getaddrinfo) && defined(__osf__) 126 /* OSF/1 and Tru64 have getaddrinfo as a define already, so we cannot define 127 our macro as for other platforms. Instead, we redefine the new name they 128 define getaddrinfo to become! */ 129 #define ogetaddrinfo(host,serv,hint,res) \ 130 curl_dbg_getaddrinfo(host, serv, hint, res, __LINE__, __FILE__) 131 #else 132 #undef getaddrinfo 133 #define getaddrinfo(host,serv,hint,res) \ 134 curl_dbg_getaddrinfo(host, serv, hint, res, __LINE__, __FILE__) 135 #endif 136 #endif /* HAVE_GETADDRINFO */ 137 138 #ifdef HAVE_FREEADDRINFO 139 #undef freeaddrinfo 140 #define freeaddrinfo(data) \ 141 curl_dbg_freeaddrinfo(data, __LINE__, __FILE__) 142 #endif /* HAVE_FREEADDRINFO */ 143 144 /* sclose is probably already defined, redefine it! */ 145 #undef sclose 146 #define sclose(sockfd) curl_dbg_sclose(sockfd,__LINE__,__FILE__) 147 148 #define fake_sclose(sockfd) curl_dbg_mark_sclose(sockfd,__LINE__,__FILE__) 149 150 #undef fopen 151 #define fopen(file,mode) curl_dbg_fopen(file,mode,__LINE__,__FILE__) 152 #undef fdopen 153 #define fdopen(file,mode) curl_dbg_fdopen(file,mode,__LINE__,__FILE__) 154 #define fclose(file) curl_dbg_fclose(file,__LINE__,__FILE__) 155 156 #endif /* MEMDEBUG_NODEFINES */ 157 158 #endif /* CURLDEBUG */ 159 160 /* 161 ** Following section applies even when CURLDEBUG is not defined. 162 */ 163 164 #ifndef fake_sclose 165 #define fake_sclose(x) Curl_nop_stmt 166 #endif 167 168 /* 169 * Curl_safefree defined as a macro to allow MemoryTracking feature 170 * to log free() calls at same location where Curl_safefree is used. 171 * This macro also assigns NULL to given pointer when free'd. 172 */ 173 174 #define Curl_safefree(ptr) \ 175 do { free((ptr)); (ptr) = NULL;} while(0) 176 177 #endif /* HEADER_CURL_MEMDEBUG_H */ 178