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/*
* TRC.H - include file for all TRC modules
*/
#ifndef _TRC_
#define _TRC_
#include <trc_pub.h>
/* a trace context */
typedef struct _TRC
{
TRC_STATUS stat; /* status record */
TRC_ENTRY *ent_tbl; /* entry table (circ. buffer) */
ULONG ent_put; /* put pointer */
ULONG ent_get; /* get pointer */
ULONG ent_num; /* # of entries */
ULONG ent_seq; /* sequence # next to use */
ULONG create_ref; /* object creation reference */
ULONG start_ref; /* object start reference count */
IDD *idd; /* idd back pointer */
} TRC;
/* TRC class operations */
INT trc_init(ULONG);
INT trc_term(VOID);
INT trc_register_idd(VOID* idd);
INT trc_deregister_idd(VOID* idd);
/* TRC context (object) operations */
INT trc_create(VOID** ret_trc, ULONG depth);
INT trc_destroy(VOID* trc);
INT trc_control(VOID* idd, ULONG op, ULONG arg);
INT trc_get_status(VOID* trc, TRC_STATUS* stat);
INT trc_get_entry(VOID* trc, ULONG seq, TRC_ENTRY* ent);
/* trace control opcodes */
#define TRC_OP_RESET 0 /* reset trace */
#define TRC_OP_STOP 1 /* stop tracing */
#define TRC_OP_START 2 /* start tracing */
#define TRC_OP_ADD_IDD 3 /* add idd to trace context */
/* arg: idd or NULL for all */
#define TRC_OP_DEL_IDD 4 /* remove idd from trace context */
/* arg: idd or NULL for all */
#define TRC_OP_SET_FILTER 5 /* set filter for tracing */
/* arg: filter type */
#define TRC_OP_RESET_AREA 6 /* reset area state to idle */
#define TRC_OP_CREATE 7 /* create trc object */
#define TRC_OP_DESTROY 8 /* destroy trc object */
/* error codes */
#define TRC_E_SUCC 0 /* success */
#define TRC_E_IDD 1 /* idd operation failed */
#define TRC_E_NOMEM 2 /* not enough memory */
#define TRC_E_NOSUCH 3 /* no such error */
#define TRC_E_NOROOM 4 /* no room in a table */
#define TRC_E_PARAM 5 /* parameter error */
#define TRC_E_BUSY 6 /* trace context area busy */
/*
* TRC_LOC.H - Line trace module, local definitions
*/
/* prototypes for internal functions */
VOID trc__cmd_handler(VOID *idd_1, USHORT chan, ULONG Reserved, IDD_MSG *msg);
INT trc__filter(ULONG filter, CHAR* data, ULONG len);
#endif /* _TRC_ */
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