From 02f5c2ed34d16c9809b488b5a5082c40bb0f3188 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Thu, 27 Aug 2015 21:12:00 +0200 Subject: Remove libcurl as it was replaced by WinHTTP. --- libcurl/src/lib/memdebug.c | 489 --------------------------------------------- 1 file changed, 489 deletions(-) delete mode 100644 libcurl/src/lib/memdebug.c (limited to 'libcurl/src/lib/memdebug.c') diff --git a/libcurl/src/lib/memdebug.c b/libcurl/src/lib/memdebug.c deleted file mode 100644 index 3b38a74..0000000 --- a/libcurl/src/lib/memdebug.c +++ /dev/null @@ -1,489 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2015, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl_setup.h" - -#ifdef CURLDEBUG - -#include - -#include "curl_printf.h" -#include "urldata.h" - -#define MEMDEBUG_NODEFINES /* don't redefine the standard functions */ -#include "curl_memory.h" -#include "memdebug.h" - -#ifndef HAVE_ASSERT_H -# define assert(x) Curl_nop_stmt -#endif - -/* - * Until 2011-08-17 libcurl's Memory Tracking feature also performed - * automatic malloc and free filling operations using 0xA5 and 0x13 - * values. Our own preinitialization of dynamically allocated memory - * might be useful when not using third party memory debuggers, but - * on the other hand this would fool memory debuggers into thinking - * that all dynamically allocated memory is properly initialized. - * - * As a default setting, libcurl's Memory Tracking feature no longer - * performs preinitialization of dynamically allocated memory on its - * own. If you know what you are doing, and really want to retain old - * behavior, you can achieve this compiling with preprocessor symbols - * CURL_MT_MALLOC_FILL and CURL_MT_FREE_FILL defined with appropriate - * values. - */ - -#ifdef CURL_MT_MALLOC_FILL -# if (CURL_MT_MALLOC_FILL < 0) || (CURL_MT_MALLOC_FILL > 0xff) -# error "invalid CURL_MT_MALLOC_FILL or out of range" -# endif -#endif - -#ifdef CURL_MT_FREE_FILL -# if (CURL_MT_FREE_FILL < 0) || (CURL_MT_FREE_FILL > 0xff) -# error "invalid CURL_MT_FREE_FILL or out of range" -# endif -#endif - -#if defined(CURL_MT_MALLOC_FILL) && defined(CURL_MT_FREE_FILL) -# if (CURL_MT_MALLOC_FILL == CURL_MT_FREE_FILL) -# error "CURL_MT_MALLOC_FILL same as CURL_MT_FREE_FILL" -# endif -#endif - -#ifdef CURL_MT_MALLOC_FILL -# define mt_malloc_fill(buf,len) memset((buf), CURL_MT_MALLOC_FILL, (len)) -#else -# define mt_malloc_fill(buf,len) Curl_nop_stmt -#endif - -#ifdef CURL_MT_FREE_FILL -# define mt_free_fill(buf,len) memset((buf), CURL_MT_FREE_FILL, (len)) -#else -# define mt_free_fill(buf,len) Curl_nop_stmt -#endif - -struct memdebug { - size_t size; - union { - curl_off_t o; - double d; - void * p; - } mem[1]; - /* I'm hoping this is the thing with the strictest alignment - * requirements. That also means we waste some space :-( */ -}; - -/* - * Note that these debug functions are very simple and they are meant to - * remain so. For advanced analysis, record a log file and write perl scripts - * to analyze them! - * - * Don't use these with multithreaded test programs! - */ - -#define logfile curl_debuglogfile -FILE *curl_debuglogfile = NULL; -static bool memlimit = FALSE; /* enable memory limit */ -static long memsize = 0; /* set number of mallocs allowed */ - -/* this sets the log file name */ -void curl_memdebug(const char *logname) -{ - if(!logfile) { - if(logname && *logname) - logfile = fopen(logname, "w"); - else - logfile = stderr; -#ifdef MEMDEBUG_LOG_SYNC - /* Flush the log file after every line so the log isn't lost in a crash */ - setvbuf(logfile, (char *)NULL, _IOLBF, 0); -#endif - } -} - -/* This function sets the number of malloc() calls that should return - successfully! */ -void curl_memlimit(long limit) -{ - if(!memlimit) { - memlimit = TRUE; - memsize = limit; - } -} - -/* returns TRUE if this isn't allowed! */ -static bool countcheck(const char *func, int line, const char *source) -{ - /* if source is NULL, then the call is made internally and this check - should not be made */ - if(memlimit && source) { - if(!memsize) { - if(source) { - /* log to file */ - curl_memlog("LIMIT %s:%d %s reached memlimit\n", - source, line, func); - /* log to stderr also */ - fprintf(stderr, "LIMIT %s:%d %s reached memlimit\n", - source, line, func); - } - SET_ERRNO(ENOMEM); - return TRUE; /* RETURN ERROR! */ - } - else - memsize--; /* countdown */ - - /* log the countdown */ - if(source) - curl_memlog("LIMIT %s:%d %ld ALLOCS left\n", - source, line, memsize); - - } - - return FALSE; /* allow this */ -} - -void *curl_domalloc(size_t wantedsize, int line, const char *source) -{ - struct memdebug *mem; - size_t size; - - assert(wantedsize != 0); - - if(countcheck("malloc", line, source)) - return NULL; - - /* alloc at least 64 bytes */ - size = sizeof(struct memdebug)+wantedsize; - - mem = (Curl_cmalloc)(size); - if(mem) { - /* fill memory with junk */ - mt_malloc_fill(mem->mem, wantedsize); - mem->size = wantedsize; - } - - if(source) - curl_memlog("MEM %s:%d malloc(%zu) = %p\n", - source, line, wantedsize, - mem ? (void *)mem->mem : (void *)0); - - return (mem ? mem->mem : NULL); -} - -void *curl_docalloc(size_t wanted_elements, size_t wanted_size, - int line, const char *source) -{ - struct memdebug *mem; - size_t size, user_size; - - assert(wanted_elements != 0); - assert(wanted_size != 0); - - if(countcheck("calloc", line, source)) - return NULL; - - /* alloc at least 64 bytes */ - user_size = wanted_size * wanted_elements; - size = sizeof(struct memdebug) + user_size; - - mem = (Curl_ccalloc)(1, size); - if(mem) - mem->size = user_size; - - if(source) - curl_memlog("MEM %s:%d calloc(%zu,%zu) = %p\n", - source, line, wanted_elements, wanted_size, - mem ? (void *)mem->mem : (void *)0); - - return (mem ? mem->mem : NULL); -} - -char *curl_dostrdup(const char *str, int line, const char *source) -{ - char *mem; - size_t len; - - assert(str != NULL); - - if(countcheck("strdup", line, source)) - return NULL; - - len=strlen(str)+1; - - mem=curl_domalloc(len, 0, NULL); /* NULL prevents logging */ - if(mem) - memcpy(mem, str, len); - - if(source) - curl_memlog("MEM %s:%d strdup(%p) (%zu) = %p\n", - source, line, (void *)str, len, (void *)mem); - - return mem; -} - -#if defined(WIN32) && defined(UNICODE) -wchar_t *curl_dowcsdup(const wchar_t *str, int line, const char *source) -{ - wchar_t *mem; - size_t wsiz, bsiz; - - assert(str != NULL); - - if(countcheck("wcsdup", line, source)) - return NULL; - - wsiz = wcslen(str) + 1; - bsiz = wsiz * sizeof(wchar_t); - - mem = curl_domalloc(bsiz, 0, NULL); /* NULL prevents logging */ - if(mem) - memcpy(mem, str, bsiz); - - if(source) - curl_memlog("MEM %s:%d wcsdup(%p) (%zu) = %p\n", - source, line, (void *)str, bsiz, (void *)mem); - - return mem; -} -#endif - -/* We provide a realloc() that accepts a NULL as pointer, which then - performs a malloc(). In order to work with ares. */ -void *curl_dorealloc(void *ptr, size_t wantedsize, - int line, const char *source) -{ - struct memdebug *mem=NULL; - - size_t size = sizeof(struct memdebug)+wantedsize; - - assert(wantedsize != 0); - - if(countcheck("realloc", line, source)) - return NULL; - -#ifdef __INTEL_COMPILER -# pragma warning(push) -# pragma warning(disable:1684) - /* 1684: conversion from pointer to same-sized integral type */ -#endif - - if(ptr) - mem = (void *)((char *)ptr - offsetof(struct memdebug, mem)); - -#ifdef __INTEL_COMPILER -# pragma warning(pop) -#endif - - mem = (Curl_crealloc)(mem, size); - if(source) - curl_memlog("MEM %s:%d realloc(%p, %zu) = %p\n", - source, line, (void *)ptr, wantedsize, - mem ? (void *)mem->mem : (void *)0); - - if(mem) { - mem->size = wantedsize; - return mem->mem; - } - - return NULL; -} - -void curl_dofree(void *ptr, int line, const char *source) -{ - struct memdebug *mem; - - if(ptr) { - -#ifdef __INTEL_COMPILER -# pragma warning(push) -# pragma warning(disable:1684) - /* 1684: conversion from pointer to same-sized integral type */ -#endif - - mem = (void *)((char *)ptr - offsetof(struct memdebug, mem)); - -#ifdef __INTEL_COMPILER -# pragma warning(pop) -#endif - - /* destroy */ - mt_free_fill(mem->mem, mem->size); - - /* free for real */ - (Curl_cfree)(mem); - } - - if(source) - curl_memlog("MEM %s:%d free(%p)\n", source, line, (void *)ptr); -} - -curl_socket_t curl_socket(int domain, int type, int protocol, - int line, const char *source) -{ - const char *fmt = (sizeof(curl_socket_t) == sizeof(int)) ? - "FD %s:%d socket() = %d\n" : - (sizeof(curl_socket_t) == sizeof(long)) ? - "FD %s:%d socket() = %ld\n" : - "FD %s:%d socket() = %zd\n"; - - curl_socket_t sockfd = socket(domain, type, protocol); - - if(source && (sockfd != CURL_SOCKET_BAD)) - curl_memlog(fmt, source, line, sockfd); - - return sockfd; -} - -#ifdef HAVE_SOCKETPAIR -int curl_socketpair(int domain, int type, int protocol, - curl_socket_t socket_vector[2], - int line, const char *source) -{ - const char *fmt = (sizeof(curl_socket_t) == sizeof(int)) ? - "FD %s:%d socketpair() = %d %d\n" : - (sizeof(curl_socket_t) == sizeof(long)) ? - "FD %s:%d socketpair() = %ld %ld\n" : - "FD %s:%d socketpair() = %zd %zd\n"; - - int res = socketpair(domain, type, protocol, socket_vector); - - if(source && (0 == res)) - curl_memlog(fmt, source, line, socket_vector[0], socket_vector[1]); - - return res; -} -#endif - -curl_socket_t curl_accept(curl_socket_t s, void *saddr, void *saddrlen, - int line, const char *source) -{ - const char *fmt = (sizeof(curl_socket_t) == sizeof(int)) ? - "FD %s:%d accept() = %d\n" : - (sizeof(curl_socket_t) == sizeof(long)) ? - "FD %s:%d accept() = %ld\n" : - "FD %s:%d accept() = %zd\n"; - - struct sockaddr *addr = (struct sockaddr *)saddr; - curl_socklen_t *addrlen = (curl_socklen_t *)saddrlen; - - curl_socket_t sockfd = accept(s, addr, addrlen); - - if(source && (sockfd != CURL_SOCKET_BAD)) - curl_memlog(fmt, source, line, sockfd); - - return sockfd; -} - -/* separate function to allow libcurl to mark a "faked" close */ -void curl_mark_sclose(curl_socket_t sockfd, int line, const char *source) -{ - const char *fmt = (sizeof(curl_socket_t) == sizeof(int)) ? - "FD %s:%d sclose(%d)\n": - (sizeof(curl_socket_t) == sizeof(long)) ? - "FD %s:%d sclose(%ld)\n": - "FD %s:%d sclose(%zd)\n"; - - if(source) - curl_memlog(fmt, source, line, sockfd); -} - -/* this is our own defined way to close sockets on *ALL* platforms */ -int curl_sclose(curl_socket_t sockfd, int line, const char *source) -{ - int res=sclose(sockfd); - curl_mark_sclose(sockfd, line, source); - return res; -} - -FILE *curl_fopen(const char *file, const char *mode, - int line, const char *source) -{ - FILE *res=fopen(file, mode); - - if(source) - curl_memlog("FILE %s:%d fopen(\"%s\",\"%s\") = %p\n", - source, line, file, mode, (void *)res); - - return res; -} - -#ifdef HAVE_FDOPEN -FILE *curl_fdopen(int filedes, const char *mode, - int line, const char *source) -{ - FILE *res=fdopen(filedes, mode); - - if(source) - curl_memlog("FILE %s:%d fdopen(\"%d\",\"%s\") = %p\n", - source, line, filedes, mode, (void *)res); - - return res; -} -#endif - -int curl_fclose(FILE *file, int line, const char *source) -{ - int res; - - assert(file != NULL); - - res=fclose(file); - - if(source) - curl_memlog("FILE %s:%d fclose(%p)\n", - source, line, (void *)file); - - return res; -} - -#define LOGLINE_BUFSIZE 1024 - -/* this does the writting to the memory tracking log file */ -void curl_memlog(const char *format, ...) -{ - char *buf; - int nchars; - va_list ap; - - if(!logfile) - return; - - buf = (Curl_cmalloc)(LOGLINE_BUFSIZE); - if(!buf) - return; - - va_start(ap, format); - nchars = vsnprintf(buf, LOGLINE_BUFSIZE, format, ap); - va_end(ap); - - if(nchars > LOGLINE_BUFSIZE - 1) - nchars = LOGLINE_BUFSIZE - 1; - - if(nchars > 0) - fwrite(buf, 1, nchars, logfile); - - (Curl_cfree)(buf); -} - -#endif /* CURLDEBUG */ -- cgit v1.2.3