rpc procedure (query function)
u_char _sample_cmd_proc(u_char* query, u_char query_len, void* arg,
u_char* result, u_char* result_len)
{
// fill result with RPC_MAX_RESULT_LENGTH bytes
result[0] = query[0];
switch(query[0]){
case SAMPLE_CMD1: // cmd without answer
// handle cmd1
break;
case SAMPLE_CMD2: // cmd with answer
// handle cmd2, fill result
result[1] = ...;
result[2] = ...;
*result_len = 3;
break;
}
// return if max 1 pkt has to be sent. If >0 is returned,
// this procedure will be called again (to get the next pkt)
// until 0 is returned.
return 0;
}
result procedure
void _sample_cmd_result(u_char* source_addr, u_char* result, u_char result_len,
void* arg)
{
u_char str[18];
INFO(LOG_TERMINAL, "\n:XP %s\n", dbg_bt_addr_to_str(str, source_addr));
switch(result[0]){
case SAMPLE_CMD2:
INFO(LOG_TERMINAL, "PS u\n",
result[1],
result[2]);
break;
}
}
register proc/result pair (usually in sample_init())
rpc_register_proc(&_sample_stack->proc_nr,
_sample_cmd_proc, NULL,
_sample_cmd_result, NULL);
terminal command parser
void _sample_cmd_parser(u_char *arg){
u_char query[SAMPLE_CMD_MAX_QUERY];
u_char query_len = 0;
if (!strncmp(arg, "cmd1", 4)) {
query[0] = SAMPLE_CMD1;
query_len = 1;
}
else if(!strncmp(arg, "cmd2", 4)){
query[0] = SAMPLE_CMD2;
query_len = 1;
}
if(query_len == 0){
INFO(LOG_TERMINAL, "sample cmd parse error.\n");
}
else{
rpc_handle_query(_sample_stack->proc_nr, query, query_len);
}
}