#include "string.h"
#include <sys/mman.h>
#include <fnmatch.h>
+#include <sys/shm.h>
+
#include "afh.h"
#include "afs.h"
#include "net.h"
.score = score,
.hash = file_hash
};
- struct para_buffer pb = {.buf = NULL};
+ struct para_buffer pb = {.max_size = VERBOSE_LS_OUTPUT_SIZE - 1};
ret = make_status_items(&d, &pb);
if (ret < 0)
goto err;
AFTCOL_CHUNKS, &chunk_table_obj);
if (ret < 0)
return ret;
- para_printf(b, "%s\n"
+ ret = para_printf(b, "%s\n"
"chunk_time: %lu:%lu\nchunk_offsets: ",
d->path,
(long unsigned) d->afhi.chunk_tv.tv_sec,
(long unsigned) d->afhi.chunk_tv.tv_usec
);
+ if (ret < 0)
+ goto out;
buf = chunk_table_obj.data;
- for (i = 0; i <= d->afhi.chunks_total; i++)
- para_printf(b, "%u ",
- (unsigned) read_u32(buf + 4 * i));
+ for (i = 0; i <= d->afhi.chunks_total; i++) {
+ ret = para_printf(b, "%u ", (unsigned) read_u32(buf + 4 * i));
+ if (ret < 0)
+ goto out;
+ }
+ ret = para_printf(b, "\n");
+out:
osl_close_disk_object(&chunk_table_obj);
- para_printf(b, "\n");
- return 1;
+ return ret;
}
static int print_list_item(struct ls_data *d, struct ls_options *opts,
char asc_hash[2 * HASH_SIZE + 1];
char *att_lines, *lyrics_lines, *image_lines, *filename_lines;
- if (opts->mode == LS_MODE_SHORT) {
- para_printf(b, "%s\n", d->path);
- return 1;
- }
+ if (opts->mode == LS_MODE_SHORT)
+ return para_printf(b, "%s\n", d->path);
if (opts->mode == LS_MODE_CHUNKS)
return print_chunk_table(d, b);
get_attribute_bitmap(&afsi->attributes, att_buf);
}
if (opts->mode == LS_MODE_LONG) {
- para_printf(b,
+ return para_printf(b,
"%s" /* score */
"%s " /* attributes */
"%*d " /* image_id */
last_played_time,
d->path
);
- return 1;
}
hash_to_asc(d->hash, asc_hash);
att_lines = make_attribute_lines(att_buf, afsi);
filename_lines = make_filename_lines(d->path, opts->flags);
if (opts->mode == LS_MODE_MBOX) {
const char *bn = para_basename(d->path);
- para_printf(b,
+ ret = para_printf(b,
"From foo@localhost %s\n"
"Received: from\nTo: bar\nFrom: a\n"
"Subject: %s\n\n",
last_played_time,
bn? bn : "?");
+ if (ret < 0)
+ return ret;
}
- para_printf(b,
+ ret = para_printf(b,
"%s" /* filename stuff */
"%s%s%s%s" /* score */
"%s\n" /* attributes */
status_item_list[SI_CHUNK_TIME], tv2ms(&afhi->chunk_tv),
status_item_list[SI_NUM_CHUNKS], afhi->chunks_total
);
+ if (ret < 0)
+ return ret;
if (opts->mode == LS_MODE_MBOX) {
struct osl_object lyrics_def;
lyr_get_def_by_id(afsi->lyrics_id, &lyrics_def);
if (lyrics_def.data) {
- para_printf(b, "Lyrics:\n~~~~~~~\n%s",
+ ret = para_printf(b, "Lyrics:\n~~~~~~~\n%s",
(char *)lyrics_def.data);
osl_close_disk_object(&lyrics_def);
}
free(lyrics_lines);
free(image_lines);
free(filename_lines);
- return 1;
+ return ret;
}
void make_empty_status_items(char *buf)
return 1;
}
-static int com_ls_callback(const struct osl_object *query,
- struct osl_object *ls_output)
+static void com_ls_callback(int fd, const struct osl_object *query)
{
struct ls_options *opts = query->data;
char *p, *pattern_start = (char *)query->data + sizeof(*opts);
- struct para_buffer b = {.buf = NULL, .size = 0};
+ struct para_buffer b = {.max_size = SHMMAX,
+ .max_size_handler = pass_buffer_as_shm, .private_data = &fd};
int i = 0, ret;
time_t current_time;
for (i = opts->num_matching_paths - 1; i >= 0; i--) {
ret = print_list_item(opts->data_ptr[i], opts, &b, current_time);
if (ret < 0)
- break;
+ goto out;
}
else
for (i = 0; i < opts->num_matching_paths; i++) {
ret = print_list_item(opts->data_ptr[i], opts, &b, current_time);
if (ret < 0)
- break;
+ goto out;
}
- ret = 1;
out:
- ls_output->data = b.buf;
- ls_output->size = b.offset;
+ if (b.offset)
+ pass_buffer_as_shm(b.buf, b.offset, &fd);
+ free(b.buf);
free(opts->data);
free(opts->data_ptr);
free(opts->patterns);
- return ret;
}
/*
ADD_FLAG_ALL = 8,
};
-static int com_add_callback(const struct osl_object *query,
- struct osl_object *result)
+static void com_add_callback(int fd, const struct osl_object *query)
{
char *buf = query->data, *path;
struct osl_row *pb, *aft_row;
char afsi_buf[AFSI_SIZE];
uint32_t flags = read_u32(buf + CAB_FLAGS_OFFSET);
struct afs_info default_afsi = {.last_played = 0};
- struct para_buffer msg = {.buf = NULL};
+ struct para_buffer msg = {.max_size = SHMMAX,
+ .max_size_handler = pass_buffer_as_shm, .private_data = &fd};
hash = (HASH_TYPE *)buf + CAB_HASH_OFFSET;
hash_to_asc(hash, asc);;
hs = find_hash_sister(hash);
ret = aft_get_row_of_path(path, &pb);
if (ret < 0 && ret != -E_RB_KEY_NOT_FOUND)
- return ret;
+ goto out;
if (hs && pb && hs == pb && !(flags & ADD_FLAG_FORCE)) {
if (flags & ADD_FLAG_VERBOSE)
- para_printf(&msg, "ignoring duplicate\n");
- ret = 1;
+ ret = para_printf(&msg, "ignoring duplicate\n");
+ else
+ ret = 1;
goto out;
}
if (hs && hs != pb) {
struct osl_object obj;
if (pb) { /* hs trumps pb, remove pb */
- if (flags & ADD_FLAG_VERBOSE)
- para_printf(&msg, "removing path brother\n");
+ if (flags & ADD_FLAG_VERBOSE) {
+ ret = para_printf(&msg, "removing path brother\n");
+ if (ret < 0)
+ goto out;
+ }
ret = osl_del_row(audio_file_table, pb);
if (ret < 0)
goto out;
AFTCOL_PATH, &obj);
if (ret < 0)
goto out;
- para_printf(&msg, "renamed from %s\n", (char *)obj.data);
+ ret = para_printf(&msg, "renamed from %s\n", (char *)obj.data);
+ if (ret < 0)
+ goto out;
}
ret = osl_update_object(audio_file_table, hs, AFTCOL_PATH,
&objs[AFTCOL_PATH]);
if (ret < 0)
goto out;
hash_to_asc(old_hash, old_asc);
- if (flags & ADD_FLAG_VERBOSE)
- para_printf(&msg, "file change: %s -> %s\n",
+ if (flags & ADD_FLAG_VERBOSE) {
+ ret = para_printf(&msg, "file change: %s -> %s\n",
old_asc, asc);
+ if (ret < 0)
+ goto out;
+ }
ret = osl_update_object(audio_file_table, pb, AFTCOL_HASH,
&objs[AFTCOL_HASH]);
if (ret < 0)
if (hs || pb) { /* (hs != NULL and pb != NULL) implies hs == pb */
struct osl_row *row = pb? pb : hs;
/* update afhi and chunk_table */
- if (flags & ADD_FLAG_VERBOSE)
- para_printf(&msg, "updating afhi and chunk table\n");
+ if (flags & ADD_FLAG_VERBOSE) {
+ ret = para_printf(&msg, "updating afhi and chunk table\n");
+ if (ret < 0)
+ goto out;
+ }
ret = osl_update_object(audio_file_table, row, AFTCOL_AFHI,
&objs[AFTCOL_AFHI]);
if (ret < 0)
goto out;
}
/* new entry, use default afsi */
- if (flags & ADD_FLAG_VERBOSE)
- para_printf(&msg, "new file\n");
+ if (flags & ADD_FLAG_VERBOSE) {
+ ret = para_printf(&msg, "new file\n");
+ if (ret < 0)
+ goto out;
+ }
default_afsi.last_played = time(NULL) - 365 * 24 * 60 * 60;
default_afsi.audio_format_id = read_u8(buf + CAB_AUDIO_FORMAT_OFFSET);
afs_event(AUDIO_FILE_ADD, &msg, aft_row);
out:
if (ret < 0)
- para_printf(&msg, "%s\n", para_strerror(-ret));
- if (!msg.buf)
- return 0;
- result->data = msg.buf;
- result->size = msg.offset;
- return 1;
+ ret = para_printf(&msg, "%s\n", para_strerror(-ret));
+ if (msg.offset)
+ pass_buffer_as_shm(msg.buf, msg.offset, &fd);
+ free(msg.buf);
}
/** Used by com_add(). */
uint32_t flags;
};
-static int path_brother_callback(const struct osl_object *query,
- struct osl_object *result)
+static void path_brother_callback(int fd, const struct osl_object *query)
{
char *path = query->data;
struct osl_row *path_brother;
int ret = aft_get_row_of_path(path, &path_brother);
if (ret < 0)
- return ret;
- result->data = para_malloc(sizeof(path_brother));
- result->size = sizeof(path_brother);
- *(struct osl_row **)(result->data) = path_brother;
- return 1;
+ return;
+ pass_buffer_as_shm((char *)&path_brother, sizeof(path_brother), &fd);
}
-static int hash_sister_callback(const struct osl_object *query,
- struct osl_object *result)
+static void hash_sister_callback(int fd, const struct osl_object *query)
{
HASH_TYPE *hash = query->data;
struct osl_row *hash_sister;
hash_sister = find_hash_sister(hash);
if (!hash_sister)
- return -E_RB_KEY_NOT_FOUND;
- result->data = para_malloc(sizeof(hash_sister));
- result->size = sizeof(hash_sister);
- *(struct osl_row **)(result->data) = hash_sister;
- return 1;
+ return;
+ pass_buffer_as_shm((char *)&hash_sister, sizeof(hash_sister), &fd);
}
-int get_row_pointer_from_result(struct osl_object *result, void *private)
+static int get_row_pointer_from_result(struct osl_object *result, void *private)
{
struct osl_row **row = private;
*row = result->data;
query.size = HASH_SIZE;
ret = send_callback_request(hash_sister_callback, &query,
get_row_pointer_from_result, &hs);
- if (ret < 0 && ret != -E_RB_KEY_NOT_FOUND)
+ if (ret < 0)
goto out_unmap;
/* Return success if we already know this file. */
ret = 1;
struct afsi_change_event_data aced;
ret = get_afsi_object_of_row(row, &obj);
- if (ret < 0) {
- para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
- return 1;
- }
+ if (ret < 0)
+ return para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
ret = load_afsi(&old_afsi, &obj);
- if (ret < 0) {
- para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
- return 1;
- }
+ if (ret < 0)
+ return para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
new_afsi = old_afsi;
if (no_options) {
new_afsi.num_played++;
new_afsi.last_played = time(NULL);
- if (tad->cto->flags & TOUCH_FLAG_VERBOSE)
- para_printf(&tad->pb, "%s: num_played = %u, "
+ if (tad->cto->flags & TOUCH_FLAG_VERBOSE) {
+ ret = para_printf(&tad->pb, "%s: num_played = %u, "
"last_played = now()\n", name,
new_afsi.num_played);
+ if (ret < 0)
+ return ret;
+ }
} else {
- if (tad->cto->flags & TOUCH_FLAG_VERBOSE)
- para_printf(&tad->pb, "touching %s\n", name);
+ if (tad->cto->flags & TOUCH_FLAG_VERBOSE) {
+ ret = para_printf(&tad->pb, "touching %s\n", name);
+ if (ret < 0)
+ return ret;
+ }
if (tad->cto->lyrics_id >= 0)
new_afsi.lyrics_id = tad->cto->lyrics_id;
if (tad->cto->image_id >= 0)
return 1;
}
-static int com_touch_callback(const struct osl_object *query,
- struct osl_object *result)
+static void com_touch_callback(int fd, const struct osl_object *query)
{
- struct touch_action_data tad = {.cto = query->data};
- int ret;
+ struct touch_action_data tad = {.cto = query->data,
+ .pb = {
+ .max_size = SHMMAX,
+ .private_data = &fd,
+ .max_size_handler = pass_buffer_as_shm
+ }
+ };
+ int ret, ret2 = 0;
struct pattern_match_data pmd = {
.table = audio_file_table,
.loop_col_num = AFTCOL_HASH,
pmd.fnmatch_flags |= FNM_PATHNAME;
ret = for_each_matching_row(&pmd);
if (ret < 0)
- para_printf(&tad.pb, "%s\n", para_strerror(-ret));
+ ret2 = para_printf(&tad.pb, "%s\n", para_strerror(-ret));
else
if (!tad.num_matches)
- para_printf(&tad.pb, "no matches\n");
- if (tad.pb.buf) {
- result->data = tad.pb.buf;
- result->size = tad.pb.offset;
- return 1;
- }
- return ret < 0? ret : 0;
+ ret2 = para_printf(&tad.pb, "no matches\n");
+ if (ret2 >= 0 && tad.pb.offset)
+ pass_buffer_as_shm(tad.pb.buf, tad.pb.offset, &fd);
+ free(tad.pb.buf);
}
int com_touch(int fd, int argc, char * const * const argv)
struct osl_row *row, const char *name, void *data)
{
struct com_rm_action_data *crd = data;
- int ret;
+ int ret, ret2;
- if (crd->flags & RM_FLAG_VERBOSE)
- para_printf(&crd->pb, "removing %s\n", name);
+ if (crd->flags & RM_FLAG_VERBOSE) {
+ ret = para_printf(&crd->pb, "removing %s\n", name);
+ if (ret < 0)
+ return ret;
+ }
afs_event(AUDIO_FILE_REMOVE, &crd->pb, row);
ret = osl_del_row(audio_file_table, row);
if (ret < 0)
- para_printf(&crd->pb, "%s: %s\n", name, para_strerror(-ret));
+ ret2 = para_printf(&crd->pb, "%s: %s\n", name,
+ para_strerror(-ret));
else
crd->num_removed++;
- return 1;
+ return ret;
}
-static int com_rm_callback(const struct osl_object *query,
- struct osl_object *result)
+static void com_rm_callback(int fd, const struct osl_object *query)
{
- struct com_rm_action_data crd = {.flags = *(uint32_t *)query->data};
+ struct com_rm_action_data crd = {.flags = *(uint32_t *)query->data,
+ .pb = {
+ .max_size = SHMMAX,
+ .private_data = &fd,
+ .max_size_handler = pass_buffer_as_shm
+ }
+ };
int ret;
struct pattern_match_data pmd = {
.table = audio_file_table,
if (crd.flags & RM_FLAG_FNM_PATHNAME)
pmd.fnmatch_flags |= FNM_PATHNAME;
ret = for_each_matching_row(&pmd);
- if (ret < 0)
- para_printf(&crd.pb, "%s\n", para_strerror(-ret));
+ if (ret < 0) {
+ ret = para_printf(&crd.pb, "%s\n", para_strerror(-ret));
+ return;
+ }
if (!crd.num_removed && !(crd.flags & RM_FLAG_FORCE))
- para_printf(&crd.pb, "no matches -- nothing removed\n");
+ ret = para_printf(&crd.pb, "no matches -- nothing removed\n");
else {
if (crd.flags & RM_FLAG_VERBOSE)
- para_printf(&crd.pb, "removed %u files\n", crd.num_removed);
- }
- if (crd.pb.buf) {
- result->data = crd.pb.buf;
- result->size = crd.pb.offset;
- return 1;
+ ret = para_printf(&crd.pb, "removed %u files\n", crd.num_removed);
}
- return ret < 0? ret : 0;
+ if (ret >= 0 && crd.pb.offset)
+ pass_buffer_as_shm(crd.pb.buf, crd.pb.offset, &fd);
+ free(crd.pb.buf);
}
/* TODO options: -r (recursive) */
target_afsi.attributes = cad->source_afsi.attributes;
save_afsi(&target_afsi, &target_afsi_obj); /* in-place update */
cad->num_copied++;
- if (cad->flags & CPSI_FLAG_VERBOSE)
- para_printf(&cad->pb, "copied afsi to %s\n", name);
+ if (cad->flags & CPSI_FLAG_VERBOSE) {
+ ret = para_printf(&cad->pb, "copied afsi to %s\n", name);
+ if (ret < 0)
+ return ret;
+ }
aced.aft_row = row;
aced.old_afsi = &old_afsi;
afs_event(AFSI_CHANGE, &cad->pb, &aced);
return 1;
}
-static int com_cpsi_callback(const struct osl_object *query,
- struct osl_object *result)
+static void com_cpsi_callback(int fd, const struct osl_object *query)
{
- struct cpsi_action_data cad = {.flags = *(unsigned *)query->data};
+ struct cpsi_action_data cad = {
+ .flags = *(unsigned *)query->data,
+ .pb = {
+ .max_size = SHMMAX,
+ .private_data = &fd,
+ .max_size_handler = pass_buffer_as_shm
+ }
+ };
int ret;
char *source_path = (char *)query->data + sizeof(cad.flags);
ret = for_each_matching_row(&pmd);
out:
if (ret < 0)
- para_printf(&cad.pb, "%s\n", para_strerror(-ret));
- if (cad.flags & CPSI_FLAG_VERBOSE) {
+ ret = para_printf(&cad.pb, "%s\n", para_strerror(-ret));
+ else if (cad.flags & CPSI_FLAG_VERBOSE) {
if (cad.num_copied)
- para_printf(&cad.pb, "copied requested afsi from %s "
+ ret = para_printf(&cad.pb, "copied requested afsi from %s "
"to %u files\n",
source_path, cad.num_copied);
else
- para_printf(&cad.pb, "nothing copied\n");
- }
- if (cad.pb.buf) {
- result->data = cad.pb.buf;
- result->size = cad.pb.offset;
- return 1;
+ ret = para_printf(&cad.pb, "nothing copied\n");
}
- return ret < 0? ret : 0;
+ if (cad.pb.offset)
+ pass_buffer_as_shm(cad.pb.buf, cad.pb.offset, &fd);
+ free(cad.pb.buf);
}
int com_cpsi(int fd, int argc, char * const * const argv)
struct afs_info afsi;
char *blob_name;
- if (ret < 0) {
- para_printf(pb, "%s\n", para_strerror(-ret));
- return 1;
- }
- if (stat(path, &statbuf) < 0)
- para_printf(pb, "%s: stat error (%s)\n", path, strerror(errno));
- else {
- if (!S_ISREG(statbuf.st_mode))
- para_printf(pb, "%s: not a regular file\n", path);
+ if (ret < 0)
+ return para_printf(pb, "%s\n", para_strerror(-ret));
+ if (stat(path, &statbuf) < 0) {
+ ret = para_printf(pb, "%s: stat error (%s)\n", path, strerror(errno));
+ if (ret < 0)
+ return ret;
+ } else {
+ if (!S_ISREG(statbuf.st_mode)) {
+ ret = para_printf(pb, "%s: not a regular file\n", path);
+ if (ret < 0)
+ return ret;
+ }
}
ret = get_afsi_of_row(row, &afsi);
- if (ret < 0) {
- para_printf(pb, "%s: %s\n", path, para_strerror(-ret));
- return 1;
- }
- ret = lyr_get_name_by_id(afsi.lyrics_id, &blob_name);
if (ret < 0)
- para_printf(pb, "%s lyrics id %u: %s\n", path, afsi.lyrics_id,
+ return para_printf(pb, "%s: %s\n", path, para_strerror(-ret));
+ ret = lyr_get_name_by_id(afsi.lyrics_id, &blob_name);
+ if (ret < 0) {
+ ret = para_printf(pb, "%s lyrics id %u: %s\n", path, afsi.lyrics_id,
para_strerror(-ret));
+ if (ret < 0)
+ return ret;
+ }
ret = img_get_name_by_id(afsi.image_id, &blob_name);
if (ret < 0)
- para_printf(pb, "%s image id %u: %s\n", path, afsi.image_id,
+ ret = para_printf(pb, "%s image id %u: %s\n", path, afsi.image_id,
para_strerror(-ret));
- return 1;
+ return ret;
}
/**
* Check the audio file table for inconsistencies.
*
+ * \param fd The afs socket.
* \param query Unused.
- * \param result Contains message string upon return.
*
* This function always succeeds.
*
* \sa com_check().
*/
-int aft_check_callback(__a_unused const struct osl_object *query, struct osl_object *result)
+void aft_check_callback(int fd, __a_unused const struct osl_object *query)
{
- struct para_buffer pb = {.buf = NULL};
+ struct para_buffer pb = {
+ .max_size = SHMMAX,
+ .private_data = &fd,
+ .max_size_handler = pass_buffer_as_shm
+ };
+ int ret = para_printf(&pb, "checking audio file table...\n");
- para_printf(&pb, "checking audio file table...\n");
+ if (ret < 0)
+ return;
audio_file_loop(&pb, check_audio_file);
- result->data = pb.buf;
- result->size = pb.offset;
- return 1;
-
+ if (pb.offset)
+ pass_buffer_as_shm(pb.buf, pb.offset, &fd);
+ free(pb.buf);
}
/**
static int aft_event_handler(enum afs_events event, struct para_buffer *pb,
void *data)
{
+ int ret;
+
switch(event) {
case ATTRIBUTE_REMOVE: {
const struct rmatt_event_data *red = data;
- para_printf(pb, "clearing attribute %s (bit %u) from all "
+ ret = para_printf(pb, "clearing attribute %s (bit %u) from all "
"entries in the audio file table\n", red->name,
red->bitnum);
+ if (ret < 0)
+ return ret;
return audio_file_loop(data, clear_attribute);
}
default: