Subversion Repositories openrisc_2011-10-31

/*
 **********************************************************************
 *
 *  Component:	RDB
 *  Module:	servutil.c
 *
 *  Synopsis:	Various utility routines
 *
 * $Id: servutil.c,v 1.2 2001-09-27 12:02:01 chris Exp $
 *
 **********************************************************************
 */
 
#include <string.h>
#include <rdbg/rdbg.h>
#include <rdbg/servrpc.h>
 
/*----- Management of per-process list ----*/
 
    /*
     *  ListAlloc - build up list entry.
     *
     *  Notes:
     *  - this is a generic routine to build up entries in the per-connection
     *    list. The fields list, list_sz and list_alloc are affected.
     */
 
    Boolean
ListAlloc(buff, clst)
     char *buff;
     CONN_LIST *clst;		/* place to copy it */
{
    int		tmp;
    char*	name;
    int		new_len;
    int		len;
 
    tmp = strlen(buff);
    new_len = (int)clst->list_sz + 1 + tmp;
    if (clst->list_alloc < (unsigned)new_len) {
	    /* need more space */
	name = (char *)Realloc(clst->list, len = new_len + MAX_FILENAME);
	if (name == NULL) {
	    return(False);		/* failed, no space */
	}
	clst->list_alloc = len;
	clst->list = name;
    }
    strcpy(clst->list + clst->list_sz, buff);
    clst->list_sz += tmp;
    return(True);
}
 
/*----- Management of processes -----*/
 
    /*
     *  FindPidEntry - locate pid_list entry from pid 
     */
 
    int
FindPidEntry (pid)
    int pid;			/* process identifier */
{
    int idx;
 
	/* pid 0 is invalid, and signals a free slot */
    if (pid_list == NULL  ||  pid == 0) {
	return -1;
    }
    for (idx = 0; idx < pid_list_cnt; idx++) {
	if (pid_list [idx].pid == pid )
	    return idx;
    }
    return -1;
}
 
/*----- Debug suport -----*/
 
#ifdef DDEBUG
 
    /*
     *  Names of debug primitives
     */
 
const char* PtraceNames [] = {
 
"RPT_TRACEME", "RPT_PEEKTEXT", "RPT_PEEKDATA", "RPT_PEEKUSER",
"RPT_POKETEXT", "RPT_POKEDATA", "RPT_POKEUSER", "RPT_CONT",
"RPT_KILL", "RPT_SINGLESTEP", "RPT_ATTACH", "RPT_DETACH",
"RPT_GETREGS", "RPT_SETREGS", "RPT_GETFPREGS", "RPT_SETFPREGS",
"RPT_READDATA", "RPT_WRITEDATA", "RPT_READTEXT", "RPT_WRITETEXT",
"RPT_GETFPAREGS", "RPT_SETFPAREGS", "RPT_22", "RPT_23",
"RPT_SYSCALL", "RPT_DUMPCORE", "RPT_26", "RPT_27",
"RPT_28", "RPT_GETUCODE", "RPT_30", "RPT_31",
"RPT_32", "RPT_33", "RPT_34", "RPT_35",
"RPT_36", "RPT_37", "RPT_38", "RPT_39",
"RPT_40", "RPT_41", "RPT_42", "RPT_43",
"RPT_44", "RPT_45", "RPT_46", "RPT_47",
"RPT_48", "RPT_49", "RPT_GETTARGETTHREAD", "RPT_SETTARGETTHREAD",
"RPT_THREADSUSPEND", "RPT_THREADRESUME", "RPT_THREADLIST", "RPT_GETTHREADNAME",
"RPT_SETTHREADNAME", "RPT_SETTHREADREGS", "RPT_GETTHREADREGS",
	"RPT_59",
"RPT_60", "RPT_61", "RPT_62", "RPT_63",
"RPT_64", "RPT_65", "RPT_66", "RPT_67",
"RPT_68", "RPT_69", "RPT_70", "RPT_71",
"RPT_72", "RPT_73", "RPT_74", "RPT_STEPRANGE",
"RPT_CONTTO", "RPT_SETBREAK", "RPT_CLRBREAK", "RPT_GETBREAK",
"RPT_GETNAME", "RPT_STOP",
"RPT_PGETREGS", "RPT_PSETREGS",
"RPT_PSETTHREADREGS", "RPT_PGETTHREADREGS"
};
 
const char*
PtraceName(req)
    int req;
{
    static char	bufret[40];
 
    if ((req < 0) || (req >= sizeof(PtraceNames)/sizeof(char*))) {
	sprintf(bufret, "BAD_REQ_%d", req);
	return bufret;
    }
    return PtraceNames[req];
}
 
const char* BmsgNames [] = {
    "?",         "WARM",   "WAIT",   "BREAK",
    "EXEC_FAIL", "DETACH", "KILLED", "NOT_PRIM",
    "NEW_PID" 
};
 
#endif /* DDEBUG */