#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
/** 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_malloc(n*sizeof(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_malloc0(n*sizeof(type))
+#define avahi_new0(type, n) ((type*) avahi_new0_internal((n), sizeof(type)))
/** Just like libc's strdup() */
char *avahi_strdup(const char *s);
void *avahi_memdup(const void *s, size_t l);
/** Wraps allocator functions */
-typedef struct AvahiAllocator AvahiAllocator;
-
-/** Wraps allocator functions */
-struct AvahiAllocator {
+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);
-#ifdef __GNUC__
-char *avahi_strdup_printf(const char *fmt, ... ) __attribute__ ((format(printf, 1, 2)));
-#else
/** Like sprintf() but store the result in a freshly allocated buffer. Free this with avahi_free() */
-char *avahi_strdup_printf(const char *fmt, ... );
-#endif
+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