diff options
Diffstat (limited to 'stack/sdp/sdp_api.c')
| -rw-r--r-- | stack/sdp/sdp_api.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/stack/sdp/sdp_api.c b/stack/sdp/sdp_api.c index ef13f15..fc2324a 100644 --- a/stack/sdp/sdp_api.c +++ b/stack/sdp/sdp_api.c @@ -392,6 +392,63 @@ BOOLEAN SDP_FindServiceUUIDInRec(tSDP_DISC_REC *p_rec, tBT_UUID * p_uuid) /******************************************************************************* ** +** Function SDP_FindServiceUUIDInRec_128bit +** +** Description This function is called to read the 128-bit service UUID within a record +** if there is any. +** +** Parameters: p_rec - pointer to a SDP record. +** p_uuid - output parameter to save the UUID found. +** +** Returns TRUE if found, otherwise FALSE. +** +*******************************************************************************/ +BOOLEAN SDP_FindServiceUUIDInRec_128bit(tSDP_DISC_REC *p_rec, tBT_UUID * p_uuid) +{ +#if SDP_CLIENT_ENABLED == TRUE + tSDP_DISC_ATTR *p_attr, *p_sattr, *p_extra_sattr; + + p_attr = p_rec->p_first_attr; + + while (p_attr) + { + if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) + && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) + { + for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr) + { + if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) + { + /* only support 128 bits UUID for now */ + if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16) + { + p_uuid->len = 16; + memcpy(p_uuid->uu.uuid128, p_sattr->attr_value.v.array, MAX_UUID_SIZE); + } + return (TRUE); + } + } + break; + } + else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) + { + if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE) + /* only support 128 bits UUID for now */ + && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16)) + { + p_uuid->len = 16; + memcpy(p_uuid->uu.uuid128, p_sattr->attr_value.v.array, MAX_UUID_SIZE); + return (TRUE); + } + } + p_attr = p_attr->p_next_attr; + } + return FALSE; +#endif +} + +/******************************************************************************* +** ** Function SDP_FindServiceInDb ** ** Description This function queries an SDP database for a specific service. @@ -479,6 +536,71 @@ tSDP_DISC_REC *SDP_FindServiceInDb (tSDP_DISCOVERY_DB *p_db, UINT16 service_uuid return (NULL); } +/******************************************************************************* +** +** Function SDP_FindServiceInDb_128bit +** +** Description This function queries an SDP database for a specific service. +** If the p_start_rec pointer is NULL, it looks from the beginning +** of the database, else it continues from the next record after +** p_start_rec. +** +** This function is kept separate from SDP_FindServiceInDb since +** that API is expected to return only 16-bit UUIDs +** +** Returns Pointer to record containing service class, or NULL +** +*******************************************************************************/ +tSDP_DISC_REC *SDP_FindServiceInDb_128bit(tSDP_DISCOVERY_DB *p_db, tSDP_DISC_REC *p_start_rec) +{ +#if SDP_CLIENT_ENABLED == TRUE + tSDP_DISC_REC *p_rec; + tSDP_DISC_ATTR *p_attr, *p_sattr, *p_extra_sattr; + + /* Must have a valid database */ + if (p_db == NULL) + return (NULL); + + if (!p_start_rec) + p_rec = p_db->p_first_rec; + else + p_rec = p_start_rec->p_next_rec; + + while (p_rec) + { + p_attr = p_rec->p_first_attr; + while (p_attr) + { + if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) + && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) + { + for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr) + { + if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) + && (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16)) + { + return (p_rec); + } + } + break; + } + else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) + { + if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE) + && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16)) + return (p_rec); + } + + p_attr = p_attr->p_next_attr; + } + + p_rec = p_rec->p_next_rec; + } +#endif + /* If here, no matching UUID found */ + return (NULL); +} + /******************************************************************************* ** |