4 Configuration and Operation
#include | "pack.h" | /* | Prototypes for rpackbytes */ |
#include | "ss7_inc.h" | /* | Message & module definitions */ |
/*
*Macro to generate the value for use in the rsp_req field of the
*message header in order to request a confirmation message:
*/ |
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#define RESPONSE(module) | (((unsigned short) 1) << ((module) & 0x0f)) |
/*
*Function to drive an SCbus / CT bus timeslot
*onto a timeslot on a PCM port:
*/
int listen_to_scbus(board_id, liu_id, timeslot, sc_channel)
int board_id; | /* board_id | (0, 1, | 2 ...) */ | |
int liu_id; | /* PCM port | id (*/ |
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int timeslot; | /* Timeslot | on the | PCM port (1 .. 31) */ | |
int sc_channel; | /* SCbus / CT bus channel number */ | |||
{ |
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MSG | *m; |
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u8 | *pptr; |
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/*
*Allocate a message (and fill in type, id, rsp_req & len):
*/
if ((m = getm(MVD_MSG_SC_LISTEN, 0, RESPONSE(OUR_MOD_ID), MVDML_SCLIS)) != 0)
{
pptr = get_param(m); memset(pptr, 0,
/*
*Enter the parameters in machine independent format:
*/
rpackbytes(pptr, MVDMO_SCLIS_liu_id, (u32)liu_id, MVDMS_SCLIS_liu_id);
rpackbytes(pptr, MVDMO_SCLIS_timeslot, (u32)timeslot, MVDMS_SCLIS_timeslot);
rpackbytes(pptr, MVDMO_SCLIS_sc_channel, (u32)sc_channel, MVDMS_SCLIS_sc_channel);
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