/*
- * Copyright (C) 2005-2013 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005 Andre Noll <maan@tuebingen.mpg.de>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
/** \file audiod_command.c Commands for para_audiod. */
+#include <netinet/in.h>
+#include <sys/socket.h>
#include <regex.h>
#include <sys/types.h>
+#include <arpa/inet.h>
+#include <sys/un.h>
+#include <netdb.h>
#include "para.h"
#include "audiod.cmdline.h"
+#include "audiod.command_list.h"
#include "list.h"
#include "sched.h"
#include "ggo.h"
#include "string.h"
#include "write.h"
#include "fd.h"
-#include "audiod_command_list.h"
+#include "version.h"
extern struct sched sched;
extern char *stat_item_values[NUM_STAT_ITEMS];
+/* Defines one command of para_audiod. */
+struct audiod_command {
+ const char *name;
+ /* Pointer to the function that handles the command. */
+ int (*handler)(int, int, char **);
+ /* One-line description. */
+ const char *description;
+ /* Summary of the command line options. */
+ const char *usage;
+ /* The long help text. */
+ const char *help;
+};
static struct audiod_command audiod_cmds[] = {DEFINE_AUDIOD_CMD_ARRAY};
return para_strdup(status);
}
-static int get_play_time_slot_num(void)
-{
- int i, oldest_slot = -1;
- struct timeval oldest_wstime = {0, 0};
-
- FOR_EACH_SLOT(i) {
- struct slot_info *s = &slot[i];
- struct timeval wstime;
- if (!s->wns || !s->wns[0].btrn)
- continue;
- btr_get_node_start(s->wns[0].btrn, &wstime);
- if (oldest_slot >= 0 && tv_diff(&wstime, &oldest_wstime, NULL) > 0)
- continue;
- oldest_wstime = wstime;
- oldest_slot = i;
- }
- //PARA_CRIT_LOG("oldest slot: %d\n", oldest_slot);
- return oldest_slot;
-}
-
-__malloc static char *decoder_flags(void)
-{
- int i;
- char flags[MAX_STREAM_SLOTS + 1];
-
- FOR_EACH_SLOT(i) {
- struct slot_info *s = &slot[i];
- char flag = '0';
- if (s->receiver_node)
- flag += 1;
- if (s->fns)
- flag += 2;
- if (s->wns)
- flag += 4;
- flags[i] = flag;
- }
- flags[MAX_STREAM_SLOTS] = '\0';
- return para_strdup(flags);
-}
-
static int dump_commands(int fd)
{
char *buf = para_strdup(""), *tmp = NULL;
{
char *tl = get_task_list(&sched);
int ret = 1;
+
if (tl)
ret = client_write(fd, tl);
free(tl);
return grab_client_new(fd, argc, argv, &sched);
}
-__noreturn static int com_term(int fd, __a_unused int argc, __a_unused char **argv)
+static int com_term(int fd, __a_unused int argc, __a_unused char **argv)
{
close(fd);
- clean_exit(EXIT_SUCCESS, "terminating on user request");
+ return -E_AUDIOD_TERM;
}
static int com_on(int fd, __a_unused int argc, __a_unused char **argv)
return 1;
}
-static int check_perms(uid_t uid)
+static int com_version(int fd, int argc, char **argv)
+{
+ int ret;
+ char *msg;
+
+ if (argc > 1 && strcmp(argv[1], "-v") == 0)
+ msg = make_message("%s", version_text("audiod"));
+ else
+ msg = make_message("%s\n", version_single_line("audiod"));
+ ret = client_write(fd, msg);
+ free(msg);
+ if (ret >= 0)
+ close(fd);
+ return ret;
+}
+
+static int check_perms(uid_t uid, uid_t *whitelist)
{
int i;
if (!conf.user_allow_given)
return 1;
for (i = 0; i < conf.user_allow_given; i++)
- if (uid == conf.user_allow_arg[i])
+ if (uid == whitelist[i])
return 1;
return -E_UCRED_PERM;
}
*
* \param accept_fd The fd to accept connections on.
* \param rfds If \a accept_fd is not set in \a rfds, do nothing.
+ * \param uid_whitelist Array of UIDs which are allowed to connect.
*
* This is called in each iteration of the select loop. If there is an incoming
* connection on \a accept_fd, this function reads the command sent by the peer,
*
* \sa para_accept(), recv_cred_buffer()
* */
-int handle_connect(int accept_fd, fd_set *rfds)
+int handle_connect(int accept_fd, fd_set *rfds, uid_t *uid_whitelist)
{
int i, argc, ret, clifd;
char buf[MAXLINE], **argv = NULL;
goto out;
uid = ret;
PARA_INFO_LOG("connection from user %i, buf: %s\n", ret, buf);
- ret = check_perms(uid);
+ ret = check_perms(uid, uid_whitelist);
if (ret < 0)
goto out;
ret = create_argv(buf, "\n", &argv);
*/
void audiod_status_dump(bool force)
{
- int slot_num = get_play_time_slot_num();
char *old, *new;
old = stat_item_values[SI_PLAY_TIME];
- new = get_time_string(slot_num);
+ new = get_time_string();
if (new) {
if (force || !old || strcmp(old, new)) {
free(old);
free(new);
}
- new = get_server_uptime_str(now);
+ new = daemon_get_uptime_str(now);
old = stat_item_values[SI_AUDIOD_UPTIME];
if (force || !old || strcmp(old, new)) {
free(old);
free(new);
old = stat_item_values[SI_DECODER_FLAGS];
- new = decoder_flags();
+ new = audiod_get_decoder_flags();
if (force || !old || strcmp(old, new)) {
free(old);
stat_item_values[SI_DECODER_FLAGS] = new;
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