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authorJonathan McCrohan <jmccrohan@gmail.com>2012-04-14 12:56:48 +0100
committerJonathan McCrohan <jmccrohan@gmail.com>2012-04-14 12:56:48 +0100
commit0b624384cd52be20e61284551d832b499d7b7707 (patch)
tree6f95a4bbef47abc9720b96c0722e8f632aef228a /linux/avahi-common/malloc.h
downloadlibphidget21-0b624384cd52be20e61284551d832b499d7b7707.tar.gz
Imported Upstream version 2.1.8.20120216upstream/2.1.8.20120216
Diffstat (limited to 'linux/avahi-common/malloc.h')
-rw-r--r--linux/avahi-common/malloc.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/linux/avahi-common/malloc.h b/linux/avahi-common/malloc.h
new file mode 100644
index 0000000..d375cef
--- /dev/null
+++ b/linux/avahi-common/malloc.h
@@ -0,0 +1,98 @@
+#ifndef foomallochfoo
+#define foomallochfoo
+
+/* $Id: malloc.h 1477 2007-05-09 19:45:54Z lennart $ */
+
+/***
+ 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.
+***/
+
+/** \file malloc.h Memory allocation */
+
+#include <sys/types.h>
+#include <stdarg.h>
+#include <limits.h>
+#include <assert.h>
+
+#include <avahi-common/cdecl.h>
+#include <avahi-common/gccmacro.h>
+
+AVAHI_C_DECL_BEGIN
+
+/** Allocate some memory, just like the libc malloc() */
+void *avahi_malloc(size_t size);
+
+/** Similar to avahi_malloc() but set the memory to zero */
+void *avahi_malloc0(size_t size);
+
+/** Free some memory */
+void avahi_free(void *p);
+
+/** Similar to libc's realloc() */
+void *avahi_realloc(void *p, size_t size);
+
+/** Internal helper for avahi_new() */
+static inline void* avahi_new_internal(unsigned n, size_t k) {
+ assert(n < INT_MAX/k);
+ return avahi_malloc(n*k);
+}
+
+/** Allocate n new structures of the specified type. */
+#define avahi_new(type, n) ((type*) avahi_new_internal((n), sizeof(type)))
+
+/** Internal helper for avahi_new0() */
+static inline void* avahi_new0_internal(unsigned n, size_t k) {
+ assert(n < INT_MAX/k);
+ return avahi_malloc0(n*k);
+}
+
+/** Same as avahi_new() but set the memory to zero */
+#define avahi_new0(type, n) ((type*) avahi_new0_internal((n), sizeof(type)))
+
+/** Just like libc's strdup() */
+char *avahi_strdup(const char *s);
+
+/** Just like libc's strndup() */
+char *avahi_strndup(const char *s, size_t l);
+
+/** Duplicate the given memory block into a new one allocated with avahi_malloc() */
+void *avahi_memdup(const void *s, size_t l);
+
+/** Wraps allocator functions */
+typedef struct AvahiAllocator {
+ void* (*malloc)(size_t size);
+ void (*free)(void *p);
+ void* (*realloc)(void *p, size_t size);
+ void* (*calloc)(size_t nmemb, size_t size); /**< May be NULL */
+} AvahiAllocator;
+
+/** Change the allocator. May be NULL to return to default (libc)
+ * allocators. The structure is not copied! */
+void avahi_set_allocator(const AvahiAllocator *a);
+
+/** Like sprintf() but store the result in a freshly allocated buffer. Free this with avahi_free() */
+char *avahi_strdup_printf(const char *fmt, ... ) AVAHI_GCC_PRINTF_ATTR12;
+
+/** \cond fulldocs */
+/** Same as avahi_strdup_printf() but take a va_list instead of varargs */
+char *avahi_strdup_vprintf(const char *fmt, va_list ap);
+/** \endcond */
+
+AVAHI_C_DECL_END
+
+#endif