root/sapi/fpm/fpm/fpm_trace.c

DEFINITIONS

1. fpm_trace_get_strz

        /* $Id: fpm_trace.c,v 1.1 2008/07/20 20:59:00 anight Exp $ */
        /* (c) 2007,2008 Andrei Nigmatulin */

#include "fpm_config.h"

#include <sys/types.h>

#include "fpm_trace.h"

int fpm_trace_get_strz(char *buf, size_t sz, long addr) /* {{{ */
{
        int i;
        long l;
        char *lc = (char *) &l;

        if (0 > fpm_trace_get_long(addr, &l)) {
                return -1;
        }

        i = l % SIZEOF_LONG;
        l -= i;
        for (addr = l; ; addr += SIZEOF_LONG) {
                if (0 > fpm_trace_get_long(addr, &l)) {
                        return -1;
                }
                for ( ; i < SIZEOF_LONG; i++) {
                        --sz;
                        if (sz && lc[i]) {
                                *buf++ = lc[i];
                                continue;
                        }
                        *buf = '\0';
                        return 0;
                }
                i = 0;
        }
}
/* }}} */