* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, 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.
+ * are also available at https://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
#include <curl/curl.h>
-#include "curl_printf.h"
#include "urldata.h"
#define MEMDEBUG_NODEFINES /* don't redefine the standard functions */
+
+/* The last 3 #include files should be in this order */
+#include "curl_printf.h"
#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
union {
curl_off_t o;
double d;
- void * p;
+ void *p;
} mem[1];
/* I'm hoping this is the thing with the strictest alignment
* requirements. That also means we waste some space :-( */
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);
+ if(logfile)
+ setbuf(logfile, (char *)NULL);
#endif
}
}
/* log to stderr also */
fprintf(stderr, "LIMIT %s:%d %s reached memlimit\n",
source, line, func);
+ fflush(logfile); /* because it might crash now */
}
- SET_ERRNO(ENOMEM);
+ 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);
}
struct memdebug *mem;
size_t size;
- assert(wantedsize != 0);
+ DEBUGASSERT(wantedsize != 0);
if(countcheck("malloc", line, source))
return NULL;
/* alloc at least 64 bytes */
- size = sizeof(struct memdebug)+wantedsize;
+ size = sizeof(struct memdebug) + wantedsize;
mem = (Curl_cmalloc)(size);
if(mem) {
struct memdebug *mem;
size_t size, user_size;
- assert(wanted_elements != 0);
- assert(wanted_size != 0);
+ DEBUGASSERT(wanted_elements != 0);
+ DEBUGASSERT(wanted_size != 0);
if(countcheck("calloc", line, source))
return NULL;
char *mem;
size_t len;
- assert(str != NULL);
+ DEBUGASSERT(str != NULL);
if(countcheck("strdup", line, source))
return NULL;
- len=strlen(str)+1;
+ len = strlen(str) + 1;
- mem=curl_domalloc(len, 0, NULL); /* NULL prevents logging */
+ 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);
+ source, line, (const void *)str, len, (const void *)mem);
return mem;
}
wchar_t *mem;
size_t wsiz, bsiz;
- assert(str != NULL);
+ DEBUGASSERT(str != NULL);
if(countcheck("wcsdup", line, source))
return NULL;
void *curl_dorealloc(void *ptr, size_t wantedsize,
int line, const char *source)
{
- struct memdebug *mem=NULL;
+ struct memdebug *mem = NULL;
- size_t size = sizeof(struct memdebug)+wantedsize;
+ size_t size = sizeof(struct memdebug) + wantedsize;
- assert(wantedsize != 0);
+ DEBUGASSERT(wantedsize != 0);
if(countcheck("realloc", line, source))
return NULL;
"FD %s:%d socket() = %ld\n" :
"FD %s:%d socket() = %zd\n";
- curl_socket_t sockfd = socket(domain, type, protocol);
+ curl_socket_t sockfd;
+
+ if(countcheck("socket", line, source))
+ return CURL_SOCKET_BAD;
+
+ sockfd = socket(domain, type, protocol);
if(source && (sockfd != CURL_SOCKET_BAD))
curl_memlog(fmt, source, line, sockfd);
return sockfd;
}
+SEND_TYPE_RETV curl_dosend(SEND_TYPE_ARG1 sockfd,
+ SEND_QUAL_ARG2 SEND_TYPE_ARG2 buf,
+ SEND_TYPE_ARG3 len, SEND_TYPE_ARG4 flags, int line,
+ const char *source)
+{
+ SEND_TYPE_RETV rc;
+ if(countcheck("send", line, source))
+ return -1;
+ rc = send(sockfd, buf, len, flags);
+ if(source)
+ curl_memlog("SEND %s:%d send(%lu) = %ld\n",
+ source, line, (unsigned long)len, (long)rc);
+ return rc;
+}
+
+RECV_TYPE_RETV curl_dorecv(RECV_TYPE_ARG1 sockfd, RECV_TYPE_ARG2 buf,
+ RECV_TYPE_ARG3 len, RECV_TYPE_ARG4 flags, int line,
+ const char *source)
+{
+ RECV_TYPE_RETV rc;
+ if(countcheck("recv", line, source))
+ return -1;
+ rc = recv(sockfd, buf, len, flags);
+ if(source)
+ curl_memlog("RECV %s:%d recv(%lu) = %ld\n",
+ source, line, (unsigned long)len, (long)rc);
+ return rc;
+}
+
#ifdef HAVE_SOCKETPAIR
int curl_socketpair(int domain, int type, int protocol,
curl_socket_t socket_vector[2],
/* 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);
+ 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);
+ FILE *res = fopen(file, mode);
if(source)
curl_memlog("FILE %s:%d fopen(\"%s\",\"%s\") = %p\n",
FILE *curl_fdopen(int filedes, const char *mode,
int line, const char *source)
{
- FILE *res=fdopen(filedes, mode);
+ FILE *res = fdopen(filedes, mode);
if(source)
curl_memlog("FILE %s:%d fdopen(\"%d\",\"%s\") = %p\n",
{
int res;
- assert(file != NULL);
+ DEBUGASSERT(file != NULL);
- res=fclose(file);
+ res = fclose(file);
if(source)
curl_memlog("FILE %s:%d fclose(%p)\n",
#define LOGLINE_BUFSIZE 1024
-/* this does the writting to the memory tracking log file */
+/* this does the writing to the memory tracking log file */
void curl_memlog(const char *format, ...)
{
char *buf;
nchars = LOGLINE_BUFSIZE - 1;
if(nchars > 0)
- fwrite(buf, 1, nchars, logfile);
+ fwrite(buf, 1, (size_t)nchars, logfile);
(Curl_cfree)(buf);
}