#include <string.h>
#include <stdio.h>
#include <syslog.h>
+#include <errno.h>
+#include <ctype.h>
#include <libubox/uloop.h>
#include <libubox/usock.h>
#define LOG_DEFAULT_SIZE (16 * 1024)
#define LOG_DEFAULT_SOCKET "/dev/log"
-#define LOG_LINE_LEN 256
#define SYSLOG_PADDING 16
#define KLOG_DEFAULT_PROC "/proc/kmsg"
static struct log_head*
log_next(struct log_head *h, int size)
{
- struct log_head *n = (struct log_head *) &h->data[PAD(sizeof(struct log_head) + size)];
+ struct log_head *n = (struct log_head *) &h->data[PAD(size)];
return (n >= log_end) ? (log) : (n);
}
struct log_head *next;
int priority = 0;
int ret;
+ char *c;
/* bounce out if we don't have init'ed yet (regmatch etc will blow) */
if (!log) {
- fprintf(stderr, buf);
+ fprintf(stderr, "%s", buf);
return;
}
- /* strip trailing newline */
- if (buf[size - 2] == '\n') {
- buf[size - 2] = '\0';
- size -= 1;
+ for (c = buf; *c; c++) {
+ if (*c == '\n')
+ *c = ' ';
}
+ c = buf + size - 2;
+ while (isspace(*c)) {
+ size--;
+ c--;
+ }
+
+ buf[size - 1] = 0;
+
/* strip the priority */
ret = regexec(&pat_prio, buf, 3, matches, 0);
if (!ret) {
}
static void
-slog_cb(struct ustream *s, int bytes)
+syslog_handle_fd(struct uloop_fd *fd, unsigned int events)
{
- struct ustream_buf *buf = s->r.head;
- char *str;
+ static char buf[LOG_LINE_SIZE];
int len;
- do {
- str = ustream_get_read_buf(s, NULL);
- if (!str)
+ while (1) {
+ len = recv(fd->fd, buf, LOG_LINE_SIZE - 1, 0);
+ if (len < 0) {
+ if (errno == EINTR)
+ continue;
+
break;
- len = strlen(buf->data);
- if (!len) {
- bytes -= 1;
- ustream_consume(s, 1);
- continue;
}
- log_add(buf->data, len + 1, SOURCE_SYSLOG);
- ustream_consume(s, len);
- bytes -= len;
- } while (bytes > 0);
+ if (!len)
+ break;
+
+ buf[len] = 0;
+
+ log_add(buf, strlen(buf) + 1, SOURCE_SYSLOG);
+ }
}
static void
} while (1);
}
-struct ustream_fd slog = {
- .stream.string_data = true,
- .stream.notify_read = slog_cb,
+static struct uloop_fd syslog_fd = {
+ .cb = syslog_handle_fd
};
-struct ustream_fd klog = {
+static struct ustream_fd klog = {
.stream.string_data = true,
.stream.notify_read = klog_cb,
};
static int
syslog_open(void)
{
- int fd;
-
unlink(log_dev);
- fd = usock(USOCK_UNIX | USOCK_UDP | USOCK_SERVER | USOCK_NONBLOCK, log_dev, NULL);
- if (fd < 0) {
+ syslog_fd.fd = usock(USOCK_UNIX | USOCK_UDP | USOCK_SERVER | USOCK_NONBLOCK, log_dev, NULL);
+ if (syslog_fd.fd < 0) {
fprintf(stderr,"Failed to open %s\n", log_dev);
return -1;
}
chmod(log_dev, 0666);
- ustream_fd_init(&slog, fd);
+ uloop_fd_add(&syslog_fd, ULOOP_READ | ULOOP_EDGE_TRIGGER);
+
return 0;
}
int
log_buffer_init(int size)
{
- struct log_head *_log = malloc(size);
+ struct log_head *_log = calloc(1, size);
if (!_log) {
fprintf(stderr, "Failed to initialize log buffer with size %d\n", log_size);
return -1;
}
- memset(_log, 0, size);
-
if (log && ((log_size + sizeof(struct log_head)) < size)) {
struct log_head *start = _log;
struct log_head *end = ((void*) _log) + size;
void
log_shutdown(void)
{
- ustream_free(&slog.stream);
+ if (syslog_fd.registered) {
+ uloop_fd_delete(&syslog_fd);
+ close(syslog_fd.fd);
+ }
+
ustream_free(&klog.stream);
- close(slog.fd.fd);
close(klog.fd.fd);
+ free(log);
+ regfree(&pat_prio);
+ regfree(&pat_tstamp);
}