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Add encode/decode for write response

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The encode/decode functions for Write Response operations were created
to keep consistency with the rest of GATT API.
This commit is contained in:
Bruna Moreira 2011-02-15 10:16:48 -04:00 committed by Johan Hedberg
parent 32d7daf120
commit ec141a423b
3 changed files with 24 additions and 3 deletions
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21
attrib/att.c
View File

@ -526,6 +526,27 @@ uint16_t dec_write_req(const uint8_t *pdu, int len, uint16_t *handle,
return len;
}
uint16_t enc_write_resp(uint8_t *pdu, int len)
{
if (pdu == NULL)
return 0;
pdu[0] = ATT_OP_WRITE_RESP;
return sizeof(pdu[0]);
}
uint16_t dec_write_resp(const uint8_t *pdu, int len)
{
if (pdu == NULL)
return 0;
if (pdu[0] != ATT_OP_WRITE_RESP)
return 0;
return len;
}
uint16_t enc_read_req(uint16_t handle, uint8_t *pdu, int len)
{
const uint16_t min_len = sizeof(pdu[0]) + sizeof(handle);

2
attrib/att.h
View File

@ -215,6 +215,8 @@ uint16_t enc_write_req(uint16_t handle, const uint8_t *value, int vlen,
uint8_t *pdu, int len);
uint16_t dec_write_req(const uint8_t *pdu, int len, uint16_t *handle,
uint8_t *value, int *vlen);
uint16_t enc_write_resp(uint8_t *pdu, int len);
uint16_t dec_write_resp(const uint8_t *pdu, int len);
uint16_t enc_read_req(uint16_t handle, uint8_t *pdu, int len);
uint16_t enc_read_blob_req(uint16_t handle, uint16_t offset, uint8_t *pdu,
int len);

4
src/attrib-server.c
View File

@ -601,9 +601,7 @@ static uint16_t write_value(struct gatt_channel *channel, uint16_t handle,
memcpy(&uuid, &a->uuid, sizeof(uuid_t));
attrib_db_update(handle, &uuid, value, vlen);
pdu[0] = ATT_OP_WRITE_RESP;
return sizeof(pdu[0]);
return enc_write_resp(pdu, len);
}
static uint16_t mtu_exchange(struct gatt_channel *channel, uint16_t mtu,