C++ (Cpp) tc_vscnprintf Exemples

Exemple #1

Fichier : tc_log.c Projet : 343829084/tcpburn

int
tc_scnprintf(char *buf, size_t size, const char *fmt, ...)
{
    int     i;
    va_list args;

    va_start(args, fmt);
    i = tc_vscnprintf(buf, size, fmt, args);
    va_end(args);

    return i;
}

Exemple #2

Fichier : tc_log.c Projet : zwChan/tcpcopy

void
tc_log_info(int level, int err, const char *fmt, ...)
{
    int             n, len;
    char            buffer[LOG_MAX_LEN], *p;
    va_list         args;
    tc_log_level_t *ll;

    if (!dbg_level)return;

    if (log_fd == -1) {
        return;
    }

#if (TCPCOPY_DEBUG)
    tc_time_update();
#endif

    ll = &tc_log_levels[level];

    p = buffer;

    p = tc_cpymem(p, tc_error_log_time, TC_ERR_LOG_TIME_LEN);
    *p++ = ' ';

    p = tc_cpymem(p, ll->level, ll->len);
    *p++ = ' ';

    n = len = TC_ERR_LOG_TIME_LEN + ll->len + 2;
    va_start(args, fmt);
    len += tc_vscnprintf(p, LOG_MAX_LEN - n, fmt, args);
    va_end(args);

    if (len < n) {
        return;
    }

    p = buffer + len;

    if (err > 0) {
        len += tc_scnprintf(p, LOG_MAX_LEN - len, " (%s)", strerror(err));
        if (len < (p - buffer)) {
            return;
        }

        p = buffer + len;
    }

    *p++ = '\n';

    write(log_fd, buffer, p - buffer);
}