[Freeswitch-svn] [commit] r2491 - freeswitch/trunk/src/include

[Freeswitch SVN]

Author: anthm
Date: Sun Sep  3 10:35:35 2006
New Revision: 2491

Modified:
   freeswitch/trunk/src/include/switch_bitpack.h

Log:
tweak

Modified: freeswitch/trunk/src/include/switch_bitpack.h
==============================================================================
--- freeswitch/trunk/src/include/switch_bitpack.h	(original)
+++ freeswitch/trunk/src/include/switch_bitpack.h	Sun Sep  3 10:35:35 2006
@@ -75,8 +75,12 @@
   \param mode RFC3551 or AAL2 mode (curse you backwards folks) 
 */
 DoxyDefine(void switch_bitpack_init(switch_bitpack_t *pack, int32_t bitlen, switch_byte_t *buf, uint32_t buflen, switch_bitpack_mode_t mode))
-static inline void switch_bitpack_init(switch_bitpack_t *pack, switch_byte_t bitlen, switch_byte_t *buf, uint32_t buflen, switch_bitpack_mode_t mode)
+static inline int8_t switch_bitpack_init(switch_bitpack_t *pack, switch_byte_t bitlen, switch_byte_t *buf, uint32_t buflen, switch_bitpack_mode_t mode)
 {
+	if (!pack || (bitlen > SWITCH_BITS_PER_BYTE) || !buf || !buflen) {
+		return -1;
+	}
+
 	memset(pack, 0, sizeof(*pack));
 	memset(buf, 0, buflen);
 	pack->frame_bits = bitlen;
@@ -84,6 +88,8 @@
 	pack->buflen = buflen;
 	pack->cur = pack->buf;
 	pack->mode = mode;
+
+	return 0;
 }
 
 static inline void pack_check_over(switch_bitpack_t *pack)