/** \file afs.c Paraslash's audio file selector. */
+#include <regex.h>
#include <signal.h>
#include <fnmatch.h>
+#include <openssl/rc4.h>
+#include <osl.h>
+
#include "server.cmdline.h"
#include "para.h"
#include "error.h"
+#include "crypt.h"
#include "string.h"
#include "afh.h"
#include "afs.h"
#include "sched.h"
#include "signal.h"
#include "fd.h"
+#include "mood.h"
/** The osl tables used by afs. \sa blob.c. */
enum afs_table_num {
};
static struct afs_table afs_tables[NUM_AFS_TABLES] = {
- [TBLNUM_AUDIO_FILES] = {.init = aft_init},
- [TBLNUM_ATTRIBUTES] = {.init = attribute_init},
- [TBLNUM_SCORES] = {.init = score_init},
- [TBLNUM_MOODS] = {.init = moods_init},
- [TBLNUM_LYRICS] = {.init = lyrics_init},
- [TBLNUM_IMAGES] = {.init = images_init},
- [TBLNUM_PLAYLIST] = {.init = playlists_init},
+ [TBLNUM_AUDIO_FILES] = {.init = aft_init, .name = "audio_files"},
+ [TBLNUM_ATTRIBUTES] = {.init = attribute_init, .name = "attributes"},
+ [TBLNUM_SCORES] = {.init = score_init, .name = "scores"},
+ [TBLNUM_MOODS] = {.init = moods_init, .name = "moods"},
+ [TBLNUM_LYRICS] = {.init = lyrics_init, .name = "lyrics"},
+ [TBLNUM_IMAGES] = {.init = images_init, .name = "images"},
+ [TBLNUM_PLAYLIST] = {.init = playlists_init, .name = "playlists"},
};
struct command_task {
static enum play_mode current_play_mode;
static char *current_mop; /* mode or playlist specifier. NULL means dummy mooe */
-
/**
* A random number used to "authenticate" the connection.
*
struct pattern_match_data *pmd = data;
struct osl_object name_obj;
const char *p, *name;
- int ret = osl_get_object(pmd->table, row, pmd->match_col_num, &name_obj);
+ int ret = osl(osl_get_object(pmd->table, row, pmd->match_col_num, &name_obj));
const char *pattern_txt = (const char *)pmd->patterns.data;
if (ret < 0)
*
* \param pmd Describes what to match and how.
*
- * \return The return value of the underlying call to osl_rbtree_loop()
- * or osl_rbtree_loop_reverse().
+ * \return Standard.
*/
int for_each_matching_row(struct pattern_match_data *pmd)
{
if (pmd->pm_flags & PM_REVERSE_LOOP)
- return osl_rbtree_loop_reverse(pmd->table, pmd->loop_col_num, pmd,
- action_if_pattern_matches);
- return osl_rbtree_loop(pmd->table, pmd->loop_col_num, pmd,
- action_if_pattern_matches);
+ return osl(osl_rbtree_loop_reverse(pmd->table, pmd->loop_col_num, pmd,
+ action_if_pattern_matches));
+ return osl(osl_rbtree_loop(pmd->table, pmd->loop_col_num, pmd,
+ action_if_pattern_matches));
}
/**
return strncmp(str1, str2, PARA_MIN(obj1->size, obj2->size));
}
-/*
- * write input from fd to dynamically allocated buffer,
- * but maximal max_size byte.
- */
-static int fd2buf(int fd, unsigned max_size, struct osl_object *obj)
-{
- const size_t chunk_size = 1024;
- size_t size = 2048, received = 0;
- int ret;
- char *buf = para_malloc(size);
-
- for (;;) {
- ret = recv_bin_buffer(fd, buf + received, chunk_size);
- if (ret <= 0)
- break;
- received += ret;
- if (received + chunk_size >= size) {
- size *= 2;
- ret = -E_INPUT_TOO_LARGE;
- if (size > max_size)
- break;
- buf = para_realloc(buf, size);
- }
- }
- obj->data = buf;
- obj->size = received;
- if (ret < 0)
- free(buf);
- return ret;
-}
-
-/**
- * Read data from a file descriptor, and send it to the afs process.
- *
- * \param fd File descriptor to read data from.
- * \param arg_obj Pointer to the arguments to \a f.
- * \param f The callback function.
- * \param max_len Don't read more than that many bytes from stdin.
- * \param result_handler See \ref send_callback_request.
- * \param private_result_data See \ref send_callback_request.
- *
- * This function is used by commands that wish to let para_server store
- * arbitrary data specified by the user (for instance the add_blob family of
- * commands). First, at most \a max_len bytes are read from \a fd, the result
- * is concatenated with the buffer given by \a arg_obj, and the combined buffer
- * is made available to the afs process via the callback method. See \ref
- * send_callback_request for details.
- *
- * \return Negative on errors, the return value of the underlying call to
- * send_callback_request() otherwise.
- */
-int stdin_command(int fd, struct osl_object *arg_obj, callback_function *f,
- unsigned max_len, callback_result_handler *result_handler,
- void *private_result_data)
-{
- struct osl_object query, stdin_obj;
- int ret;
-
- ret = send_buffer(fd, AWAITING_DATA_MSG);
- if (ret < 0)
- return ret;
- ret = fd2buf(fd, max_len, &stdin_obj);
- if (ret < 0)
- return ret;
- query.size = arg_obj->size + stdin_obj.size;
- query.data = para_malloc(query.size);
- memcpy(query.data, arg_obj->data, arg_obj->size);
- memcpy((char *)query.data + arg_obj->size, stdin_obj.data, stdin_obj.size);
- free(stdin_obj.data);
- ret = send_callback_request(f, &query, result_handler, private_result_data);
- free(query.data);
- return ret;
-}
-
static int pass_afd(int fd, char *buf, size_t size)
{
struct msghdr msg = {.msg_iov = NULL};
* Result handler for sending data to the para_client process.
*
* \param result The data to be sent.
- * \param fd_ptr Pointer to the file descriptor.
+ * \param private Pointer to rc4 context.
*
- * \return The return value of the underlying call to send_bin_buffer().
+ * \return The return value of the underlying call to rc4_send_bin_buffer().
*
- * \sa \ref callback_result_handler.
+ * \sa \ref callback_result_handler, \ref rc4_send_bin_buffer().
*/
-int send_result(struct osl_object *result, void *fd_ptr)
+int rc4_send_result(struct osl_object *result, void *private)
{
- int fd = *(int *)fd_ptr;
+ struct rc4_context *rc4c = private;
+
if (!result->size)
return 1;
- return send_bin_buffer(fd, result->data, result->size);
+ return rc4_send_bin_buffer(rc4c, result->data, result->size);
}
-int com_select(int fd, int argc, char * const * const argv)
+int com_select(struct rc4_context *rc4c, int argc, char * const * const argv)
{
struct osl_object query;
query.data = argv[1];
query.size = strlen(argv[1]) + 1;
return send_callback_request(com_select_callback, &query,
- &send_result, &fd);
+ &rc4_send_result, rc4c);
}
static void init_admissible_files(char *arg)
else {
char *home = para_homedir();
database_dir = make_message(
- "%s/.paraslash/afs_database", home);
+ "%s/.paraslash/afs_database-0.4", home);
free(home);
}
}
{
uint32_t table_mask = *(uint32_t *)query->data;
int i, ret;
- char *buf;
+ struct para_buffer pb = {.buf = NULL};
close_afs_tables();
for (i = 0; i < NUM_AFS_TABLES; i++) {
ret = t->create(database_dir);
if (ret < 0)
goto out;
+ para_printf(&pb, "successfully created %s table\n", t->name);
}
ret = open_afs_tables();
out:
- if (ret >= 0)
- buf = make_message("successfully created afs table(s)\n");
- else
- buf = make_message("%s\n", para_strerror(-ret));
- pass_buffer_as_shm(buf, strlen(buf), &fd);
- free(buf);
+ if (ret < 0)
+ para_printf(&pb, "%s\n", para_strerror(-ret));
+ if (pb.buf)
+ pass_buffer_as_shm(pb.buf, pb.offset, &fd);
+ free(pb.buf);
}
-int com_init(int fd, int argc, char * const * const argv)
+int com_init(struct rc4_context *rc4c, int argc, char * const * const argv)
{
int i, j, ret;
uint32_t table_mask = (1 << (NUM_AFS_TABLES + 1)) - 1;
return -E_BAD_TABLE_NAME;
}
}
- ret = send_callback_request(create_tables_callback, &query, &send_result, &fd);
+ ret = send_callback_request(create_tables_callback, &query,
+ rc4_send_result, rc4c);
if (ret < 0)
- return send_va_buffer(fd, "%s\n", para_strerror(-ret));
+ return rc4_send_va_buffer(rc4c, "%s\n", para_strerror(-ret));
return ret;
}
CHECK_PLAYLISTS = 4
};
-int com_check(int fd, int argc, char * const * const argv)
+int com_check(struct rc4_context *rc4c, int argc, char * const * const argv)
{
unsigned flags = 0;
int i, ret;
if (!flags)
flags = ~0U;
if (flags & CHECK_AFT) {
- ret = send_callback_request(aft_check_callback, NULL, send_result, &fd);
+ ret = send_callback_request(aft_check_callback, NULL,
+ rc4_send_result, rc4c);
if (ret < 0)
return ret;
}
if (flags & CHECK_PLAYLISTS) {
- ret = send_callback_request(playlist_check_callback, NULL, send_result, &fd);
+ ret = send_callback_request(playlist_check_callback,
+ NULL, rc4_send_result, rc4c);
if (ret < 0)
return ret;
}
if (flags & CHECK_MOODS) {
- ret = send_callback_request(mood_check_callback, NULL, send_result, &fd);
+ ret = send_callback_request(mood_check_callback, NULL,
+ rc4_send_result, rc4c);
if (ret < 0)
return ret;
}