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Дата изменения: Tue Oct 24 00:00:00 2000
Дата индексирования: Mon Dec 24 11:41:07 2007
Кодировка:
Sample application DOSQ: list DOSQ data structures Note: This file does not display well in WWW. Just save this file as dosq.c and remove everything above the <PRE> next and the </PRE> at the end.

/* to be compiled with EMX/gcc */

#include 
#include 
#include 
#include 
#include "dosqss.h"

extern APIRET APIENTRY DosQuerySysState (ULONG func, 
				ULONG par1, ULONG pid, ULONG _reserved_,
				PVOID buf,
				ULONG bufsz);

static void dump_global(PQTOPLEVEL);
static void dump_process(PQTOPLEVEL);
static void dump_sema(PQTOPLEVEL);
static void dump_shrmem(PQTOPLEVEL);
static void dump_module(PQTOPLEVEL);
static void dump_files(PQTOPLEVEL);
static void dump_sema32(PQTOPLEVEL);

main(void)
{
	int i;
	APIRET rc;

#define BUFSIZE 128000l
#define RESERVED 0
	char *buf = malloc(BUFSIZE);
	memset(buf,0,BUFSIZE);

	rc = DosQuerySysState(0x3f, RESERVED, RESERVED, RESERVED, (PCHAR)buf, BUFSIZE);

	if (!rc) {
		PQTOPLEVEL top = (PQTOPLEVEL)buf;
		dump_global(top);
		dump_process(top);
		dump_module(top);
		dump_sema(top);
		dump_shrmem(top);
		dump_sema32(top);
		dump_files(top);
	}
}

static void dump_global(PQTOPLEVEL top)
{
	PQGLOBAL g = top->gbldata;

	printf("\n\n***** Global section: *****\n");
	printf("\t# of processes: %d\n",g->proccnt);
	printf("\t# of threads: %d\n",g->threadcnt);
	printf("\t# of modules: %d\n\n",g->modulecnt);
}

static void dump_process(PQTOPLEVEL top)
{
	PQPROCESS p = top->procdata;
	PQTHREAD t;
	int i;

	printf("\n\n***** Process section: *****\n");

	while (p && p->rectype == 1) {
		printf("\n    PID: %d\n",p->pid);
		printf("\tPPID: %d\n",p->ppid);
		printf("\ttype: %x\n",p->type);
		printf("\tstate: %x\n",p->state);
		printf("\tsession id: %d\n",p->sessid);
		printf("\tmod handle: %x\n",p->hndmod);
		printf("\t# of threads: %d\n",p->threadcnt);
	
		t = p->threads;
		for (i=0; ithreadcnt; i++,t++) {
			printf("\t    TID: %d\n",t->threadid);
			printf("\t\tslot: %x\n",t->slotid);
			printf("\t\tsleepid: %x\n",t->sleepid);
			printf("\t\tpriority: %x\n",t->priority);
			printf("\t\tsystime: %d\n",t->systime);
			printf("\t\tusertime: %d\n",t->usertime);
			printf("\t\tstate: %d\n",t->state);
		}	
		printf("\t# of 16 bit sema: %d\n",p->sem16cnt);
		if (p->sem16cnt) {
			printf("\t\t");
			for (i=0; isem16cnt; i++)
				printf("%04X ",p->sem16s[i]);
			printf("\n");
		}
		printf("\t# of dlls: %d\n",p->dllcnt);
		if (p->dllcnt) {
			printf("\t\t");
			for (i=0; idllcnt; i++)
				printf("%04X ",p->dlls[i]);
			printf("\n");
		}
		printf("\t# of shrmem: %d\n",p->shrmemcnt);
		if (p->shrmemcnt) {
			printf("\t\t");
			for (i=0; ishrmemcnt; i++)
				printf("%04X ",p->shrmems[i]);
			printf("\n");
		}
		p = (PQPROCESS)t;
	}
}

static void dump_module(PQTOPLEVEL top)
{
	PQMODULE m = top->moddata;
	int i;

	printf("\n\n***** Module section: *****\n");

	while (m) {
		printf("\thandle: %x\n",m->hndmod);
		printf("\ttype: %d\n",m->type);
		printf("\treference count: %d\n",m->refcnt);
		if (m->refcnt) {
			printf("\t\t");
			for (i=0; irefcnt; i++) {
				printf("%04X ",m->modref[i]);
			}
			printf("\n");
		}
		printf("\tsegment count: %d\n",m->segcnt);
		printf("\tname: %s\n",m->name);
		m = m->next;
	}
}

static void dump_sema(PQTOPLEVEL top)
{
	PQSEMSTRUC s = top->semadata;
	PQSEMA p = &s->sema;
	int i;

	printf("\n\n***** Semaphore section: *****\n");
	while (p) {
		printf("\treference count: %d\n",p->refcnt);
		printf("\tflags: %x\n",p->sysflags);
		printf("\tproc count: %x\n",p->sysproccnt);
		printf("\tindex: %x\n",p->index);
		printf("\tname: %s\n",p->name);
		p = p->next;
	}
}

static void dump_shrmem(PQTOPLEVEL top)
{
	PQSHRMEM s = top->shrmemdata;

	printf("\n\n***** Shared Memory section: *****\n");
	while (s) {
		printf("\n    handle: %x\n",s->hndshr);
		printf("\tselector: %d\n",s->selshr);
		printf("\treference count: %d\n",s->refcnt);
		printf("\tname: %s\n",s->name);
		s = s->next;
	}
}

static void dump_files(PQTOPLEVEL top)
{
	PQFILE f = (PQFILE)top->filedata;
	PQFDS fd;

	printf("\n\n***** File data section: *****\n");
	while (f && f->rectype==8) {

		printf("\n    name: %s\n",f->name);
		printf("\topencnt: %d\n",f->opencnt);
		fd = f->filedata;
		printf("\tsfn: %x\n",fd->sfn);
		printf("\trefcnt: %d\n",fd->refcnt);
		printf("\tflags: %x\n",fd->flags);
		printf("\taccmode: %x\n",fd->accmode);
		printf("\tfilesize: %d\n",fd->filesize);
		printf("\tvolhnd: %d\n",fd->volhnd);
		printf("\tattrib: %x\n",fd->attrib);

		f = f->next;
	}
}

static void dump_sema32(PQTOPLEVEL top)
{
	PQSEM32STRUC s3 = (PQSEM32STRUC)top->sem32data;

	printf("\n\n***** SEM32 section: *****\n");
	while (s3) {
		printf("\n    pid: %d\n",s3->evsem.own->pid);
		printf("\towner: %d\n",s3->evsem.own->opencnt);
		printf("\tpid: %d\n",s3->muxsem.own->pid);
		printf("\towner: %d\n",s3->muxsem.own->opencnt);
		printf("\tpid: %d\n",s3->smuxsem.own->pid);
		printf("\towner: %d\n",s3->smuxsem.own->opencnt);

		s3 = s3->next;
	}
}