From f4cef830704e8b290b794e608200dbbce9d5d13e Mon Sep 17 00:00:00 2001 From: Anthony Minessale Date: Sun, 3 Sep 2006 14:35:35 +0000 Subject: [PATCH] tweak git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2491 d0543943-73ff-0310-b7d9-9358b9ac24b2 --- src/include/switch_bitpack.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/src/include/switch_bitpack.h b/src/include/switch_bitpack.h index 42e37cb6fc..c7d98a722c 100644 --- a/src/include/switch_bitpack.h +++ b/src/include/switch_bitpack.h @@ -75,8 +75,12 @@ static const int8_t SWITCH_REVERSE_BITPACKED_MASKS[] = {255, 254, 252, 248, 240, \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 @@ static inline void switch_bitpack_init(switch_bitpack_t *pack, switch_byte_t bit pack->buflen = buflen; pack->cur = pack->buf; pack->mode = mode; + + return 0; } static inline void pack_check_over(switch_bitpack_t *pack)