/*
- * Copyright (C) 2007-2010 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2012 Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
#include <regex.h>
#include <signal.h>
#include <fnmatch.h>
-#include <openssl/rc4.h>
#include <osl.h>
#include "server.cmdline.h"
#include "afh.h"
#include "afs.h"
#include "server.h"
-#include <dirent.h> /* readdir() */
-#include <sys/mman.h>
-#include <sys/time.h>
#include "net.h"
#include "ipc.h"
#include "list.h"
#include "signal.h"
#include "fd.h"
#include "mood.h"
+#include "command.h"
/** The osl tables used by afs. \sa blob.c. */
enum afs_table_num {
* shmid are passed to that function as an osl object. The private_result_data
* pointer is passed as the second argument to \a result_handler.
*
- * \return Standard.
+ * \return Number of shared memory areas dispatched on success, negative on errors.
*
* \sa send_option_arg_callback_request(), send_standard_callback_request().
*/
void *query_shm;
char buf[sizeof(afs_socket_cookie) + sizeof(int)];
size_t query_shm_size = sizeof(*cq);
- int dispatch_error = 0;
+ int dispatch_error = 0, num_dispatched = 0;
if (query)
query_shm_size += query->size;
*(uint32_t *) buf = afs_socket_cookie;
*(int *) (buf + sizeof(afs_socket_cookie)) = query_shmid;
- ret = create_remote_socket(conf.afs_socket_arg);
+ ret = connect_local_socket(conf.afs_socket_arg);
if (ret < 0)
goto out;
fd = ret;
- ret = send_bin_buffer(fd, buf, sizeof(buf));
+ ret = write_all(fd, buf, sizeof(buf));
if (ret < 0)
goto out;
/*
if (ret < 0)
PARA_CRIT_LOG("destroy result failed: %s\n",
para_strerror(-ret));
+ num_dispatched++;
}
out:
if (shm_destroy(query_shmid) < 0)
if (fd >= 0)
close(fd);
// PARA_DEBUG_LOG("callback_ret: %d\n", ret);
- return ret;
+ return ret < 0? ret : num_dispatched;
}
/**
* command. This function allows to pass such a structure together with a list
* of further arguments (often a list of audio files) to the parent process.
*
+ * \return The return value of the underlying call to \ref
+ * send_callback_request().
+ *
* \sa send_standard_callback_request(), send_callback_request().
*/
int send_option_arg_callback_request(struct osl_object *options,
continue;
if (ret)
return -E_FNMATCH;
- return pmd->action(pmd->table, row, name, pmd->data);
+ ret = pmd->action(pmd->table, row, name, pmd->data);
+ if (ret >= 0)
+ pmd->num_matches++;
+ return ret;
}
return 1;
}
}
ret = open_and_update_audio_file(aft_row, score, &afd);
if (ret < 0) {
- PARA_ERROR_LOG("%s\n", para_strerror(-ret));
ret = score_delete(aft_row);
if (ret < 0) {
PARA_ERROR_LOG("%s\n", para_strerror(-ret));
no_admissible_files:
*(uint32_t *)buf = NO_ADMISSIBLE_FILES;
*(uint32_t *)(buf + 4) = (uint32_t)0;
- return send_bin_buffer(server_socket, buf, 8);
+ return write_all(server_socket, buf, 8);
}
/* Never fails if arg == NULL */
static void com_select_callback(int fd, const struct osl_object *query)
{
struct para_buffer pb = {
- .max_size = SHMMAX,
+ .max_size = shm_get_shmmax(),
.private_data = &fd,
.max_size_handler = pass_buffer_as_shm
};
* Result handler for sending data to the para_client process.
*
* \param result The data to be sent.
- * \param private Pointer to rc4 context.
+ * \param private Pointer to the context.
*
- * \return The return value of the underlying call to rc4_send_bin_buffer().
+ * \return The return value of the underlying call to sc_send_bin_buffer().
*
- * \sa \ref callback_result_handler, \ref rc4_send_bin_buffer().
+ * \sa \ref callback_result_handler, \ref sc_send_bin_buffer().
*/
-int rc4_send_result(struct osl_object *result, void *private)
+int sc_send_result(struct osl_object *result, void *private)
{
- struct rc4_context *rc4c = private;
+ struct command_context *cc = private;
+ int ret;
if (!result->size)
return 1;
- return rc4_send_bin_buffer(rc4c, result->data, result->size);
+ ret = sc_send_bin_buffer(&cc->scc, result->data, result->size);
+ if (ret < 0 || ret == result->size)
+ return ret;
+ return -E_SHORT_WRITE;
}
-int com_select(struct rc4_context *rc4c, int argc, char * const * const argv)
+int com_select(struct command_context *cc)
{
struct osl_object query;
- if (argc != 2)
+ if (cc->argc != 2)
return -E_AFS_SYNTAX;
- query.data = argv[1];
- query.size = strlen(argv[1]) + 1;
+ query.data = cc->argv[1];
+ query.size = strlen(cc->argv[1]) + 1;
return send_callback_request(com_select_callback, &query,
- &rc4_send_result, rc4c);
+ &sc_send_result, cc);
}
static void init_admissible_files(char *arg)
}
PARA_EMERG_LOG("terminating on signal %d\n", signum);
shutdown:
- sched_shutdown();
+ sched_shutdown(s);
t->error = -E_AFS_SIGNAL;
}
-static void register_signal_task(void)
+static void register_signal_task(struct sched *s)
{
struct signal_task *st = &signal_task_struct;
st->task.pre_select = signal_pre_select;
st->task.post_select = afs_signal_post_select;
sprintf(st->task.status, "signal task");
- register_task(&st->task);
+ register_task(s, &st->task);
}
static struct list_head afs_client_list;
ret = shm_detach(shm);
if (ret < 0)
goto err;
- ret = send_bin_buffer(fd, (char *)&shmid, sizeof(int));
+ ret = write_all(fd, (char *)&shmid, sizeof(int));
if (ret >= 0)
return ret;
err:
ret = execute_server_command(&s->rfds);
if (ret < 0) {
PARA_EMERG_LOG("%s\n", para_strerror(-ret));
- sched_shutdown();
+ sched_shutdown(s);
return;
}
/* Check the list of connected clients. */
para_list_add(&client->node, &afs_client_list);
}
-static void register_command_task(uint32_t cookie)
+static void register_command_task(uint32_t cookie, struct sched *s)
{
struct command_task *ct = &command_task_struct;
ct->fd = setup_command_socket_or_die();
ct->task.pre_select = command_pre_select;
ct->task.post_select = command_post_select;
- sprintf(ct->task.status, "command task");
- register_task(&ct->task);
+ sprintf(ct->task.status, "afs command task");
+ register_task(s, &ct->task);
}
/**
static struct sched s;
int i, ret;
- register_signal_task();
+ register_signal_task(&s);
INIT_LIST_HEAD(&afs_client_list);
for (i = 0; i < NUM_AFS_TABLES; i++)
afs_tables[i].init(&afs_tables[i]);
PARA_INFO_LOG("server_socket: %d, afs_socket_cookie: %u\n",
server_socket, (unsigned) cookie);
init_admissible_files(conf.afs_initial_mode_arg);
- register_command_task(cookie);
+ register_command_task(cookie, &s);
s.default_timeout.tv_sec = 0;
s.default_timeout.tv_usec = 999 * 1000;
ret = schedule(&s);
free(pb.buf);
}
-int com_init(struct rc4_context *rc4c, int argc, char * const * const argv)
+int com_init(struct command_context *cc)
{
int i, j, ret;
uint32_t table_mask = (1 << (NUM_AFS_TABLES + 1)) - 1;
ret = make_database_dir();
if (ret < 0)
return ret;
- if (argc != 1) {
+ if (cc->argc != 1) {
table_mask = 0;
- for (i = 1; i < argc; i++) {
+ for (i = 1; i < cc->argc; i++) {
for (j = 0; j < NUM_AFS_TABLES; j++) {
struct afs_table *t = &afs_tables[j];
- if (strcmp(argv[i], t->name))
+ if (strcmp(cc->argv[i], t->name))
continue;
table_mask |= (1 << j);
break;
}
}
ret = send_callback_request(create_tables_callback, &query,
- rc4_send_result, rc4c);
+ sc_send_result, cc);
if (ret < 0)
- return rc4_send_va_buffer(rc4c, "%s\n", para_strerror(-ret));
+ /* ignore return value */
+ sc_send_va_buffer(&cc->scc, "%s\n", para_strerror(-ret));
return ret;
}
CHECK_PLAYLISTS = 4
};
-int com_check(struct rc4_context *rc4c, int argc, char * const * const argv)
+int com_check(struct command_context *cc)
{
unsigned flags = 0;
int i, ret;
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
+ for (i = 1; i < cc->argc; i++) {
+ const char *arg = cc->argv[i];
if (arg[0] != '-')
break;
if (!strcmp(arg, "--")) {
}
return -E_AFS_SYNTAX;
}
- if (i < argc)
+ if (i < cc->argc)
return -E_AFS_SYNTAX;
if (!flags)
flags = ~0U;
if (flags & CHECK_AFT) {
ret = send_callback_request(aft_check_callback, NULL,
- rc4_send_result, rc4c);
+ sc_send_result, cc);
if (ret < 0)
return ret;
}
if (flags & CHECK_PLAYLISTS) {
ret = send_callback_request(playlist_check_callback,
- NULL, rc4_send_result, rc4c);
+ NULL, sc_send_result, cc);
if (ret < 0)
return ret;
}
if (flags & CHECK_MOODS) {
ret = send_callback_request(mood_check_callback, NULL,
- rc4_send_result, rc4c);
+ sc_send_result, cc);
if (ret < 0)
return ret;
}
* \param pb Unused.
* \param data Unused.
*
- * This table does not honor events.
+ * \return The images table does not honor events, so this handler always
+ * returns success.
*/
-int images_event_handler(__a_unused enum afs_events event,
+__a_const int images_event_handler(__a_unused enum afs_events event,
__a_unused struct para_buffer *pb, __a_unused void *data)
{
return 1;
* \param pb Unused.
* \param data Unused.
*
- * This table does not honor events.
+ * \return The lyrics table does not honor events, so this handler always
+ * returns success.
*/
-int lyrics_event_handler(__a_unused enum afs_events event,
+__a_const int lyrics_event_handler(__a_unused enum afs_events event,
__a_unused struct para_buffer *pb, __a_unused void *data)
{
return 1;
projects / paraslash.git / blobdiff