[sr-dev] git:master: tmx: documentation for t_precheck_trans()

i tried this code: if(t_precheck_trans()) { t_check_trans(); exit; } t_check_trans(); and got a crash. -- juha (gdb) where #0 0x00007fa3d6e994c0 in tmx_check_pretran (msg=0x7fa3e4db3d88) at tmx_pretran.c:225 #1 0x00007fa3d6e97deb in w_t_precheck_trans (msg=0x7fa3e4db3d88, p1=0x0, p2=0x0) at tmx_mod.c:709 #2 0x000000000041c6b3 in do_action (h=0x7fff756e80e0, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1107 #3 0x0000000000425233 in run_actions (h=0x7fff756e80e0, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1607 #4 0x000000000042591f in run_actions_safe (h=0x7fff756e8990, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1672 #5 0x00000000004cb56f in rval_get_int (h=0x7fff756e8990, msg=0x7fa3e4db3d88, i=0x7fff756e8800, rv=0x7fa3e44df558, cache=0x0) at rvalue.c:924 #6 0x00000000004ce227 in rval_expr_eval_int (h=0x7fff756e8990, msg=0x7fa3e4db3d88, res=0x7fff756e8800, rve=0x7fa3e44df550) at rvalue.c:1918 #7 0x000000000041c3d6 in do_action (h=0x7fff756e8990, a=0x7fa3e44dfed0, msg=0x7fa3e4db3d88) at action.c:1083 #8 0x0000000000425233 in run_actions (h=0x7fff756e8990, a=0x7fa3e44d3228, msg=0x7fa3e4db3d88) at action.c:1607 #9 0x00000000004259e7 in run_top_route (a=0x7fa3e44d3228, msg=0x7fa3e4db3d88, c=0x0) at action.c:1693 #10 0x00000000004ab495 in receive_msg ( buf=0x199b390 "NOTIFY sip:test-0x1d81ce0@192.98.102.30:5064;alias=192.98.102.30~37384~2;transport=tcp SIP/2.0\r\nVia: SIP/2.0/TCP 192.98.102.30:5080;branch=z9hG4bK5d1b.05567df1", '0' <repeats 24 times>, ".0\r\nTo: <sip:test"..., len=677, rcv_info=0x7fa3db3fb750) at receive.c:213 #11 0x0000000000533b6e in receive_tcp_msg ( tcpbuf=0x7fa3db3fba20 "NOTIFY sip:test-0x1d81ce0@192.98.102.30:5064;alias=192.98.102.30~37384~2;transport=tcp SIP/2.0\r\nVia: SIP/2.0/TCP 192.98.102.30:5080;branch=z9hG4bK5d1b.05567df1", '0' <repeats 24 times>, ".0\r\nTo: <sip:test"..., len=677, rcv_info=0x7fa3db3fb750, con=0x7fa3db3fb738) at tcp_read.c:1232 #12 0x0000000000534a20 in tcp_read_req (con=0x7fa3db3fb738, bytes_read=0x7fff756e8dec, read_flags=0x7fff756e8de8) at tcp_read.c:1387 #13 0x0000000000535e0c in handle_io (fm=0x7fa3e4e934f0, events=1, idx=-1) at tcp_read.c:1559 #14 0x000000000052edd9 in io_wait_loop_epoll (h=0x8e4200, t=2, repeat=0) at io_wait.h:1092 #15 0x0000000000536ce2 in tcp_receive_loop (unix_sock=49) at tcp_read.c:1728 #16 0x000000000052929f in tcp_init_children () at tcp_main.c:4970 #17 0x0000000000470d9d in main_loop () at main.c:1704 #18 0x00000000004739ae in main (argc=17, argv=0x7fff756e92b8) at main.c:2554 (gdb) #0 0x00007fa3d6e994c0 in tmx_check_pretran (msg=0x7fa3e4db3d88) at tmx_pretran.c:225 #1 0x00007fa3d6e97deb in w_t_precheck_trans (msg=0x7fa3e4db3d88, p1=0x0, p2=0x0) at tmx_mod.c:709 #2 0x000000000041c6b3 in do_action (h=0x7fff756e80e0, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1107 #3 0x0000000000425233 in run_actions (h=0x7fff756e80e0, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1607 #4 0x000000000042591f in run_actions_safe (h=0x7fff756e8990, a=0x7fa3e44df2c8, msg=0x7fa3e4db3d88) at action.c:1672 #5 0x00000000004cb56f in rval_get_int (h=0x7fff756e8990, msg=0x7fa3e4db3d88, i=0x7fff756e8800, rv=0x7fa3e44df558, cache=0x0) at rvalue.c:924 #6 0x00000000004ce227 in rval_expr_eval_int (h=0x7fff756e8990, msg=0x7fa3e4db3d88, res=0x7fff756e8800, rve=0x7fa3e44df550) at rvalue.c:1918 #7 0x000000000041c3d6 in do_action (h=0x7fff756e8990, a=0x7fa3e44dfed0, msg=0x7fa3e4db3d88) at action.c:1083 #8 0x0000000000425233 in run_actions (h=0x7fff756e8990, a=0x7fa3e44d3228, msg=0x7fa3e4db3d88) at action.c:1607 #9 0x00000000004259e7 in run_top_route (a=0x7fa3e44d3228, msg=0x7fa3e4db3d88, c=0x0) at action.c:1693 #10 0x00000000004ab495 in receive_msg ( buf=0x199b390 "NOTIFY sip:test-0x1d81ce0@192.98.102.30:5064;alias=192.98.102.30~37384~2;transport=tcp SIP/2.0\r\nVia: SIP/2.0/TCP 192.98.102.30:5080;branch=z9hG4bK5d1b.05567df1", '0' <repeats 24 times>, ".0\r\nTo: <sip:test"..., len=677, rcv_info=0x7fa3db3fb750) at receive.c:213 #11 0x0000000000533b6e in receive_tcp_msg ( tcpbuf=0x7fa3db3fba20 "NOTIFY sip:test-0x1d81ce0@192.98.102.30:5064;alias=192.98.102.30~37384~2;transport=tcp SIP/2.0\r\nVia: SIP/2.0/TCP 192.98.102.30:5080;branch=z9hG4bK5d1b.05567df1", '0' <repeats 24 times>, ".0\r\nTo: <sip:test"..., len=677, rcv_info=0x7fa3db3fb750, con=0x7fa3db3fb738) at tcp_read.c:1232 #12 0x0000000000534a20 in tcp_read_req (con=0x7fa3db3fb738, bytes_read=0x7fff756e8dec, read_flags=0x7fff756e8de8) at tcp_read.c:1387 #13 0x0000000000535e0c in handle_io (fm=0x7fa3e4e934f0, events=1, idx=-1) at tcp_read.c:1559 #14 0x000000000052edd9 in io_wait_loop_epoll (h=0x8e4200, t=2, repeat=0) at io_wait.h:1092 #15 0x0000000000536ce2 in tcp_receive_loop (unix_sock=49) at tcp_read.c:1728 #16 0x000000000052929f in tcp_init_children () at tcp_main.c:4970 #17 0x0000000000470d9d in main_loop () at main.c:1704 #18 0x00000000004739ae in main (argc=17, argv=0x7fff756e92b8) at main.c:2554