}
+enum touch_flags {
+ TOUCH_FLAG_FNM_PATHNAME = 1,
+ TOUCH_FLAG_VERBOSE = 2
+};
+
struct com_touch_options {
- long num_played;
- long last_played;
- long lyrics_id;
- long image_id;
+ int32_t num_played;
+ int64_t last_played;
+ int32_t lyrics_id;
+ int32_t image_id;
+ unsigned flags;
};
-static int com_touch_callback(const struct osl_object *query,
- __a_unused struct osl_object *result)
+struct touch_action_data {
+ struct com_touch_options *cto;
+ struct para_buffer pb;
+};
+
+static int touch_audio_file(__a_unused struct osl_table *table,
+ struct osl_row *row, const char *name, void *data)
{
- struct com_touch_options *cto = query->data;
- char *p = (char *)query->data + sizeof(*cto);
- size_t len;
- int ret, no_options = cto->num_played < 0 && cto->last_played < 0 &&
- cto->lyrics_id < 0 && cto->image_id < 0;
-
- for (;p < (char *)query->data + query->size; p += len + 1) {
- struct afs_info old_afsi, new_afsi;
- struct osl_object obj;
- struct osl_row *row;
+ struct touch_action_data *tad = data;
+ struct osl_object obj;
+ struct afs_info old_afsi, new_afsi;
+ int ret, no_options = tad->cto->num_played < 0 && tad->cto->last_played < 0 &&
+ tad->cto->lyrics_id < 0 && tad->cto->image_id < 0;
- len = strlen(p);
- ret = aft_get_row_of_path(p, &row);
- if (ret < 0)
- return ret;
- ret = get_afsi_object_of_row(row, &obj);
- if (ret < 0)
- return ret;
- ret = load_afsi(&old_afsi, &obj);
- if (ret < 0)
- return ret;
- new_afsi = old_afsi;
- if (no_options) {
- new_afsi.num_played++;
- new_afsi.last_played = time(NULL);
- } else {
- if (cto->lyrics_id >= 0)
- new_afsi.lyrics_id = cto->lyrics_id;
- if (cto->image_id >= 0)
- new_afsi.image_id = cto->image_id;
- if (cto->num_played >= 0)
- new_afsi.num_played = cto->num_played;
- if (cto->last_played >= 0)
- new_afsi.last_played = cto->last_played;
- }
- save_afsi(&new_afsi, &obj); /* in-place update */
- ret = mood_update_audio_file(row, &old_afsi);
- if (ret < 0)
- return ret;
+ ret = get_afsi_object_of_row(row, &obj);
+ if (ret < 0) {
+ para_printf(&tad->pb, "%s: %s\n", name, PARA_STRERROR(-ret));
+ return 1;
+ }
+ ret = load_afsi(&old_afsi, &obj);
+ if (ret < 0) {
+ para_printf(&tad->pb, "%s: %s\n", name, PARA_STRERROR(-ret));
+ return 1;
+ }
+ 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, "
+ "last_played = now()\n", name,
+ new_afsi.num_played);
+ } else {
+ if (tad->cto->flags & TOUCH_FLAG_VERBOSE)
+ para_printf(&tad->pb, "touching %s\n", name);
+ if (tad->cto->lyrics_id >= 0)
+ new_afsi.lyrics_id = tad->cto->lyrics_id;
+ if (tad->cto->image_id >= 0)
+ new_afsi.image_id = tad->cto->image_id;
+ if (tad->cto->num_played >= 0)
+ new_afsi.num_played = tad->cto->num_played;
+ if (tad->cto->last_played >= 0)
+ new_afsi.last_played = tad->cto->last_played;
}
+ save_afsi(&new_afsi, &obj); /* in-place update */
+ ret = mood_update_audio_file(row, &old_afsi);
+ if (ret < 0)
+ para_printf(&tad->pb, "%s: %s\n", name, PARA_STRERROR(-ret));
return 1;
}
-int com_touch(__a_unused int fd, int argc, char * const * const argv)
+static int com_touch_callback(const struct osl_object *query,
+ struct osl_object *result)
+{
+ struct touch_action_data tad = {.cto = query->data};
+ int ret;
+ struct pattern_match_data pmd = {
+ .table = audio_file_table,
+ .loop_col_num = AFTCOL_HASH,
+ .match_col_num = AFTCOL_PATH,
+ .patterns = {.data = (char *)query->data + sizeof(*tad.cto),
+ .size = query->size - sizeof(*tad.cto)},
+ .data = &tad,
+ .action = touch_audio_file
+ };
+ if (tad.cto->flags & TOUCH_FLAG_FNM_PATHNAME)
+ pmd.fnmatch_flags |= FNM_PATHNAME;
+ ret = for_each_matching_row(&pmd);
+ if (ret < 0)
+ para_printf(&tad.pb, "%s\n", PARA_STRERROR(-ret));
+ if (tad.pb.buf) {
+ result->data = tad.pb.buf;
+ result->size = tad.pb.size;
+ return 1;
+ }
+ return ret < 0? ret : 0;
+}
+
+
+int com_touch(int fd, int argc, char * const * const argv)
{
struct com_touch_options cto = {
.num_played = -1,
.lyrics_id = -1,
.image_id = -1
};
- struct osl_object options = {.data = &cto, .size = sizeof(cto)};
+ struct osl_object query = {.data = &cto, .size = sizeof(cto)},
+ result;
int i, ret;
break;
}
if (!strncmp(arg, "-n", 2)) {
- ret = para_atol(arg + 2, &cto.num_played);
+ ret = para_atoi32(arg + 2, &cto.num_played);
if (ret < 0)
- goto err;
+ return ret;
continue;
}
if (!strncmp(arg, "-l", 2)) {
- ret = para_atol(arg + 2, &cto.last_played);
+ ret = para_atoi64(arg + 2, &cto.last_played);
if (ret < 0)
- goto err;
+ return ret;
continue;
}
if (!strncmp(arg, "-y", 2)) {
- ret = para_atol(arg + 2, &cto.lyrics_id);
+ ret = para_atoi32(arg + 2, &cto.lyrics_id);
if (ret < 0)
- goto err;
+ return ret;
continue;
}
if (!strncmp(arg, "-i", 2)) {
- ret = para_atol(arg + 2, &cto.image_id);
+ ret = para_atoi32(arg + 2, &cto.image_id);
if (ret < 0)
- goto err;
+ return ret;
+ continue;
+ }
+ if (!strcmp(arg, "-p")) {
+ cto.flags |= TOUCH_FLAG_FNM_PATHNAME;
+ continue;
+ }
+ if (!strcmp(arg, "-v")) {
+ cto.flags |= TOUCH_FLAG_VERBOSE;
continue;
}
+ break; /* non-option starting with dash */
}
- ret = -E_AFT_SYNTAX;
if (i >= argc)
- goto err;
- return send_option_arg_callback_request(&options, argc - i,
- argv + i, com_touch_callback, NULL);
-err:
+ return -E_AFT_SYNTAX;
+ ret = send_option_arg_callback_request(&query, argc - i,
+ argv + i, com_touch_callback, &result);
+ if (ret > 0) {
+ send_buffer(fd, (char *)result.data);
+ free(result.data);
+ } else
+ send_va_buffer(fd, "%s\n", PARA_STRERROR(-ret));
return ret;
}
flags |= RM_FLAG_VERBOSE;
continue;
}
+ break;
}
if (i >= argc)
return -E_AFT_SYNTAX;
}
return ret;
}
+
+#ifndef LLONG_MAX
+#define LLONG_MAX (1 << (sizeof(long) - 1))
+#endif
+#ifndef LLONG_MIN
+#define LLONG_MIN (-LLONG_MAX - 1LL)
+#endif
+
+/**
+ * Convert a string to a 64-bit signed integer value.
+ *
+ * \param str The string to be converted.
+ * \param value Result pointer.
+ *
+ * \return Positive on success, negative on errors.
+ *
+ * \sa para_atoi32(), strtol(3), atoi(3).
+ */
+int para_atoi64(const char *str, int64_t *value)
+{
+ char *endptr;
+ long long tmp;
+
+ errno = 0; /* To distinguish success/failure after call */
+ tmp = strtoll(str, &endptr, 10);
+ if (errno == ERANGE && (tmp == LLONG_MAX || tmp == LLONG_MIN))
+ return -E_ATOI_OVERFLOW;
+ if (errno != 0 && tmp == 0) /* other error */
+ return -E_STRTOLL;
+ if (endptr == str)
+ return -E_ATOI_NO_DIGITS;
+ if (*endptr != '\0') /* Further characters after number */
+ return -E_ATOI_JUNK_AT_END;
+ *value = tmp;
+ return 1;
+}
+
+/**
+ * Convert a string to a 32-bit signed integer value.
+ *
+ * \param str The string to be converted.
+ * \param value Result pointer.
+ *
+ * \return Positive on success, negative on errors.
+ *
+ * \sa para_atoi64().
+*/
+int para_atoi32(const char *str, int32_t *value)
+{
+ int64_t tmp;
+ int ret;
+ const int32_t max = 2147483647;
+
+ ret = para_atoi64(str, &tmp);
+ if (ret < 0)
+ return ret;
+ if (tmp > max || tmp < -max - 1)
+ return -E_ATOI_OVERFLOW;
+ *value = tmp;
+ return 1;
+}