+++ /dev/null
-/***
- This file is part of avahi.
-
- avahi is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- avahi 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 Lesser General
- Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with avahi; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-#include <stdio.h>
-#include <unistd.h>
-
-#include "malloc.h"
-
-#ifndef va_copy
-#ifdef __va_copy
-#define va_copy(DEST,SRC) __va_copy((DEST),(SRC))
-#else
-#define va_copy(DEST,SRC) memcpy(&(DEST), &(SRC), sizeof(va_list))
-#endif
-#endif
-
-static const AvahiAllocator *allocator = NULL;
-
-static void oom(void) AVAHI_GCC_NORETURN;
-
-static void oom(void) {
-
- static const char msg[] = "Out of memory, aborting ...\n";
- const char *n = msg;
-
- while (strlen(n) > 0) {
- ssize_t r;
-
- if ((r = write(2, n, strlen(n))) < 0)
- break;
-
- n += r;
- }
-
- abort();
-}
-
-/* Default implementation for avahi_malloc() */
-static void* xmalloc(size_t size) {
- void *p;
-
- if (size == 0)
- return NULL;
-
- if (!(p = malloc(size)))
- oom();
-
- return p;
-}
-
-/* Default implementation for avahi_realloc() */
-static void *xrealloc(void *p, size_t size) {
-
- if (size == 0) {
- free(p);
- return NULL;
- }
-
- if (!(p = realloc(p, size)))
- oom();
-
- return p;
-}
-
-/* Default implementation for avahi_calloc() */
-static void *xcalloc(size_t nmemb, size_t size) {
- void *p;
-
- if (size == 0 || nmemb == 0)
- return NULL;
-
- if (!(p = calloc(nmemb, size)))
- oom();
-
- return p;
-}
-
-void *avahi_malloc(size_t size) {
-
- if (size <= 0)
- return NULL;
-
- if (!allocator)
- return xmalloc(size);
-
- assert(allocator->malloc);
- return allocator->malloc(size);
-}
-
-void *avahi_malloc0(size_t size) {
- void *p;
-
- if (size <= 0)
- return NULL;
-
- if (!allocator)
- return xcalloc(1, size);
-
- if (allocator->calloc)
- return allocator->calloc(1, size);
-
- assert(allocator->malloc);
- if ((p = allocator->malloc(size)))
- memset(p, 0, size);
-
- return p;
-}
-
-void avahi_free(void *p) {
-
- if (!p)
- return;
-
- if (!allocator) {
- free(p);
- return;
- }
-
- assert(allocator->free);
- allocator->free(p);
-}
-
-void *avahi_realloc(void *p, size_t size) {
-
- if (size == 0) {
- avahi_free(p);
- return NULL;
- }
-
- if (!allocator)
- return xrealloc(p, size);
-
- assert(allocator->realloc);
- return allocator->realloc(p, size);
-}
-
-char *avahi_strdup(const char *s) {
- char *r;
- size_t size;
-
- if (!s)
- return NULL;
-
- size = strlen(s);
- if (!(r = avahi_malloc(size+1)))
- return NULL;
-
- memcpy(r, s, size+1);
- return r;
-}
-
-char *avahi_strndup(const char *s, size_t max) {
- char *r;
- size_t size;
- const char *p;
-
- if (!s)
- return NULL;
-
- for (p = s, size = 0;
- size < max && *p;
- p++, size++);
-
- if (!(r = avahi_new(char, size+1)))
- return NULL;
-
- memcpy(r, s, size);
- r[size] = 0;
- return r;
-}
-
-/* Change the allocator */
-void avahi_set_allocator(const AvahiAllocator *a) {
- allocator = a;
-}
-
-char *avahi_strdup_vprintf(const char *fmt, va_list ap) {
- size_t len = 80;
- char *buf;
-
- assert(fmt);
-
- if (!(buf = avahi_malloc(len)))
- return NULL;
-
- for (;;) {
- int n;
- char *nbuf;
- va_list ap2;
-
- va_copy (ap2, ap);
- n = vsnprintf(buf, len, fmt, ap2);
- va_end (ap2);
-
- if (n >= 0 && n < (int) len)
- return buf;
-
- if (n >= 0)
- len = n+1;
- else
- len *= 2;
-
- if (!(nbuf = avahi_realloc(buf, len))) {
- avahi_free(buf);
- return NULL;
- }
-
- buf = nbuf;
- }
-}
-
-char *avahi_strdup_printf(const char *fmt, ... ) {
- char *s;
- va_list ap;
-
- assert(fmt);
-
- va_start(ap, fmt);
- s = avahi_strdup_vprintf(fmt, ap);
- va_end(ap);
-
- return s;
-}
-
-void *avahi_memdup(const void *s, size_t l) {
- void *p;
- assert(s);
-
- if (!(p = avahi_malloc(l)))
- return NULL;
-
- memcpy(p, s, l);
- return p;
-}