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correct get mtu from configure request

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matthias.ringwald 2010-06-18 21:36:14 +00:00
parent e1b27ce830
commit 3de7c0ca8d
1 changed files with 4 additions and 3 deletions
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7
src/l2cap.c
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@ -424,14 +424,15 @@ void l2cap_decline_connection_internal(uint16_t local_cid, uint8_t reason){
void l2cap_signaling_handle_configure_request(l2cap_channel_t *channel, uint8_t *command){ void l2cap_signaling_handle_configure_request(l2cap_channel_t *channel, uint8_t *command){
// accept the other's configuration options // accept the other's configuration options
uint16_t len = READ_BT_16(command, L2CAP_SIGNALING_COMMAND_LENGTH_OFFSET); uint16_t end_pos = 4 + READ_BT_16(command, L2CAP_SIGNALING_COMMAND_LENGTH_OFFSET);
uint16_t pos = 4; uint16_t pos = 8;
while (pos < len){ while (pos < end_pos){
uint8_t type = command[pos++]; uint8_t type = command[pos++];
uint8_t length = command[pos++]; uint8_t length = command[pos++];
// MTU { type(8): 1, len(8):2, MTU(16) } // MTU { type(8): 1, len(8):2, MTU(16) }
if ((type & 0x7f) == 1 && length == 2){ if ((type & 0x7f) == 1 && length == 2){
channel->remote_mtu = READ_BT_16(command, pos); channel->remote_mtu = READ_BT_16(command, pos);
// printf("l2cap cid %u, remote mtu %u\n", channel->local_cid, channel->remote_mtu);
} }
pos += length; pos += length;
} }