void
ddb_vlog (const char *fmt, va_list ap) {
char text[2048];
(void) vsnprintf(text, sizeof (text), fmt, ap);
_log_internal (NULL, 0, text);
}
void
ddb_log (const char *fmt, ...) {
char text[2048];
va_list ap;
va_start(ap, fmt);
(void) vsnprintf(text, sizeof (text), fmt, ap);
va_end(ap);
_log_internal (NULL, 0, text);
}
void
ddb_vlog_detailed (DB_plugin_t *plugin, uint32_t layers, const char *fmt, va_list ap) {
if (!_is_log_visible(plugin, layers)) {
return;
}
char text[2048];
(void) vsnprintf(text, sizeof (text), fmt, ap);
_log_internal (plugin, layers, text);
}
void _log(const char *file, const char *func, int line, const char *fmt, ...)
{
#define STRLEN 256
struct logger *l = &logger;
int len, size, errno_save;
char buf[LOG_MAX_LEN] = {0}, stamp[STRLEN] = {0};
va_list args;
int n = 0;
if (l->inited == 0)
{
_log_stderr(fmt);
return;
}
if (l->fd < 0)
{
return;
}
errno_save = errno;
len = 0; /* length of output buffer */
size = LOG_MAX_LEN; /* size of output buffer */
get_timestamp(stamp, STRLEN);
len += snprintf(buf + len, size - len, "[%s] %s:%s:%d ",
stamp, file, func, line);
va_start(args, fmt);
len += vsnprintf(buf + len, size - len, fmt, args);
va_end(args);
if (buf[len - 1] != '\n')
{
buf[len++] = '\n';
buf[len] = '\0';
}
_log_internal(buf, len);
errno = errno_save;
}
/*
* Hexadecimal dump in the canonical hex + ascii display
* See -C option in man hexdump
*/
void _log_hexdump(const char *file, const char *func, int line, char *data, int datalen,
const char *fmt, ...)
{
struct logger *l = &logger;
char buf[8 * LOG_MAX_LEN];
int i, off, len, size, errno_save;
ssize_t n;
if (l->fd < 0 || l->inited > 0)
{
return;
}
/* log hexdump */
errno_save = errno;
off = 0; /* data offset */
len = 0; /* length of output buffer */
size = 8 * LOG_MAX_LEN; /* size of output buffer */
while (datalen != 0 && (len < size - 1))
{
char *save, *str;
unsigned char c;
int savelen;
len += snprintf(buf + len, size - len, "%08x ", off);
save = data;
savelen = datalen;
for (i = 0; datalen != 0 && i < 16; data++, datalen--, i++)
{
c = (unsigned char)(*data);
str = (i == 7) ? (char *)" " : (char *)" ";
len += snprintf(buf + len, size - len, "%02x%s", c, str);
}
for (; i < 16; i++)
{
str = (i == 7) ? (char *)" " : (char *)" ";
len += snprintf(buf + len, size - len, " %s", str);
}
data = save;
datalen = savelen;
len += snprintf(buf + len, size - len, " |");
for (i = 0; datalen != 0 && i < 16; data++, datalen--, i++)
{
c = (unsigned char)(isprint(*data) ? *data : '.');
len += snprintf(buf + len, size - len, "%c", c);
}
len += snprintf(buf + len, size - len, "|\n");
off += 16;
}
n = _log_internal(buf, len);
if (n < 0)
{
l->nerror++;
}
errno = errno_save;
}
