subnet.c subnet.h \
tincd.c \
utils.c utils.h \
- xalloc.h \
- xmalloc.c
+ xalloc.h
if !GETOPT
tincd_SOURCES += \
static sigset_t emptysigset;
#endif
-static void memory_full(int size) {
- logger(LOG_ERR, "Memory exhausted (couldn't allocate %d bytes), exitting.", size);
- exit(1);
-}
-
/* Some functions the less gifted operating systems might lack... */
#ifdef HAVE_MINGW
logger(LOG_NOTICE, "tincd %s starting, debug level %d",
VERSION, debug_level);
- xalloc_fail_func = memory_full;
-
return true;
}
-#include <sys/types.h>
-
-#ifndef PARAMS
-# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-# define PARAMS(Args) Args
-# else
-# define PARAMS(Args) ()
-# endif
-#endif
+/*
+ xalloc.h -- malloc and related fuctions with out of memory checking
+ Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
+ Copyright (C) 2011-2017 Guus Sliepen <guus@tinc-vpn.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc., Foundation,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
-/* Exit value when the requested amount of memory is not available.
- The caller may set it to some other value. */
-extern int xalloc_exit_failure;
+#ifndef __TINC_XALLOC_H__
+#define __TINC_XALLOC_H__
-/* FIXME: describe */
-extern char *const xalloc_msg_memory_exhausted;
+static inline void *xmalloc(size_t n) __attribute__ ((__malloc__));
+static inline void *xmalloc(size_t n) {
+ void *p = malloc(n);
+ if(!p)
+ abort();
+ return p;
+}
-/* FIXME: describe */
-extern void (*xalloc_fail_func) (int);
+static inline void *xmalloc_and_zero(size_t n) __attribute__ ((__malloc__));
+static inline void *xmalloc_and_zero(size_t n) {
+ void *p = calloc(1, n);
+ if(!p)
+ abort();
+ return p;
+}
-void *xmalloc PARAMS ((size_t n)) __attribute__ ((__malloc__));
-void *xmalloc_and_zero PARAMS ((size_t n)) __attribute__ ((__malloc__));
-void *xcalloc PARAMS ((size_t n, size_t s));
-void *xrealloc PARAMS ((void *p, size_t n)) __attribute__ ((__malloc__));
+static inline void *xrealloc(void *p, size_t n) {
+ p = realloc(p, n);
+ if(!p)
+ abort();
+ return p;
+}
-char *xstrdup PARAMS ((const char *s)) __attribute__ ((__malloc__));
+static inline char *xstrdup(const char *s) __attribute__ ((__malloc__));
+static inline char *xstrdup(const char *s) {
+ char *p = strdup(s);
+ if(!p)
+ abort();
+ return p;
+}
-extern int xasprintf(char **strp, const char *fmt, ...);
-extern int xvasprintf(char **strp, const char *fmt, va_list ap);
+static inline int xvasprintf(char **strp, const char *fmt, va_list ap) {
+#ifdef HAVE_MINGW
+ char buf[1024];
+ int result = vsnprintf(buf, sizeof buf, fmt, ap);
+ if(result < 0)
+ abort();
+ *strp = xstrdup(buf);
+#else
+ int result = vasprintf(strp, fmt, ap);
+ if(result < 0)
+ abort();
+#endif
+ return result;
+}
+
+static inline int xasprintf(char **strp, const char *fmt, ...) __attribute__ ((__format__(printf, 2, 3)));
+static inline int xasprintf(char **strp, const char *fmt, ...) {
+ va_list ap;
+ va_start(ap, fmt);
+ int result = xvasprintf(strp, fmt, ap);
+ va_end(ap);
+ return result;
+}
+
+#endif
+++ /dev/null
-/* xmalloc.c -- malloc with out of memory checking
- Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc., Foundation,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
-
-#if HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <sys/types.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <errno.h>
-
-#if STDC_HEADERS
-# include <stdlib.h>
-#else
-void *calloc ();
-void *malloc ();
-void *realloc ();
-void free ();
-#endif
-
-#include "dropin.h"
-#include "xalloc.h"
-
-#ifndef EXIT_FAILURE
-# define EXIT_FAILURE 1
-#endif
-
-/* Prototypes for functions defined here. */
-#if defined (__STDC__) && __STDC__
-void *xmalloc (size_t n);
-void *xcalloc (size_t n, size_t s);
-void *xrealloc (void *p, size_t n);
-#endif
-
-/* Exit value when the requested amount of memory is not available.
- The caller may set it to some other value. */
-int xalloc_exit_failure = EXIT_FAILURE;
-
-/* FIXME: describe */
-char *const xalloc_msg_memory_exhausted = "Memory exhausted";
-
-/* FIXME: describe */
-void (*xalloc_fail_func) (int) = NULL;
-
-static void
-xalloc_fail (int size)
-{
- if (xalloc_fail_func)
- (*xalloc_fail_func) (size);
- fprintf(stderr, "%s\n", xalloc_msg_memory_exhausted);
- exit(xalloc_exit_failure);
-}
-
-/* Allocate N bytes of memory dynamically, with error checking. */
-
-void *
-xmalloc (size_t n)
-{
- void *p;
-
- p = malloc (n);
- if (p == NULL)
- xalloc_fail ((int)n);
- return p;
-}
-
-/* Allocate N bytes of memory dynamically, and set it all to zero. */
-
-void *
-xmalloc_and_zero (size_t n)
-{
- void *p;
-
- p = malloc (n);
- if (p == NULL)
- xalloc_fail ((int)n);
- memset (p, '\0', n);
- return p;
-}
-
-/* Change the size of an allocated block of memory P to N bytes,
- with error checking.
- If P is NULL, run xmalloc. */
-
-void *
-xrealloc (void *p, size_t n)
-{
- p = realloc (p, n);
- if (p == NULL)
- xalloc_fail (n);
- return p;
-}
-
-/* Duplicate a string */
-
-char *xstrdup(const char *s)
-{
- char *p;
-
- if(!s)
- return NULL;
-
- p = strdup(s);
- if(!p)
- xalloc_fail ((int)strlen(s));
- return p;
-}
-
-#ifdef NOT_USED
-
-/* Allocate memory for N elements of S bytes, with error checking. */
-
-void *
-xcalloc (n, s)
- size_t n, s;
-{
- void *p;
-
- p = calloc (n, s);
- if (p == NULL)
- xalloc_fail ();
- return p;
-}
-
-#endif /* NOT_USED */
-
-int xasprintf(char **strp, const char *fmt, ...) {
- int result;
- va_list ap;
- va_start(ap, fmt);
- result = xvasprintf(strp, fmt, ap);
- va_end(ap);
- return result;
-}
-
-int xvasprintf(char **strp, const char *fmt, va_list ap) {
-#ifdef HAVE_MINGW
- char buf[1024];
- int result = vsnprintf(buf, sizeof buf, fmt, ap);
- if(result < 0)
- exit(xalloc_exit_failure);
- buf[sizeof buf - 1] = 0;
- *strp = xstrdup(buf);
-#else
- int result = vasprintf(strp, fmt, ap);
- if(result < 0) {
- fprintf(stderr, "vasprintf() failed: %s\n", strerror(errno));
- exit(xalloc_exit_failure);
- }
-#endif
- return result;
-}
projects / oweals / tinc.git / commitdiff