diff options
Diffstat (limited to 'stack/avdt/avdt_defs.h')
| -rw-r--r-- | stack/avdt/avdt_defs.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/stack/avdt/avdt_defs.h b/stack/avdt/avdt_defs.h index 2fed92e3d..5e3c0bdf3 100644 --- a/stack/avdt/avdt_defs.h +++ b/stack/avdt/avdt_defs.h @@ -62,6 +62,10 @@ /* used for general reject */ #define AVDT_SIG_NONE 0 +/* some maximum and minimum sizes of signalling messages */ +#define AVDT_DISCOVER_REQ_MIN 1 +#define AVDT_DISCOVER_REQ_MAX 124 + /* service category information element field values */ #define AVDT_CAT_TRANS 1 /* Media Transport */ #define AVDT_CAT_REPORT 2 /* Reporting */ @@ -129,6 +133,21 @@ /* first byte of media packet header */ #define AVDT_MEDIA_OCTET1 0x80 +/* for adaptation layer header */ +/* coding of length field */ +#define AVDT_ALH_LCODE_MASK 0x03 +/* No length field present. Take length from l2cap */ +#define AVDT_ALH_LCODE_NONE 0x00 +/* 16bit length field */ +#define AVDT_ALH_LCODE_16BIT 0x01 +/* 9 bit length field, MSB = 0, 8 LSBs in 1 octet following */ +#define AVDT_ALH_LCODE_9BITM0 0x02 +/* 9 bit length field, MSB = 1, 8 LSBs in 1 octet following */ +#define AVDT_ALH_LCODE_9BITM1 0x03 + +/* set this for continuation packet */ +#define AVDT_ALH_FRAG_MASK 0x04 + /***************************************************************************** * message parsing and building macros ****************************************************************************/ |