/*
+ * SPDX-License-Identifier: MIT
+ *
* Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
* Copyright 2017 Philippe Proulx <pproulx@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
#define BT_COMP_LOG_SELF_COMP (dmesg_comp->self_comp)
#define BT_LOG_TAG "PLUGIN/SRC.TEXT.DMESG"
#include "logging/comp-logging.h"
+#include "dmesg.h"
+
#include <stdbool.h>
#include <string.h>
#include <ctype.h>
#include "compat/utc.h"
#include "compat/stdio.h"
#include <glib.h>
+#include "plugins/common/param-validation/param-validation.h"
#define NSEC_PER_USEC 1000UL
#define NSEC_PER_MSEC 1000000UL
struct dmesg_msg_iter {
struct dmesg_component *dmesg_comp;
- bt_self_message_iterator *pc_msg_iter; /* Weak */
+
+ /* Weak */
+ bt_self_message_iterator *self_msg_iter;
+
char *linebuf;
size_t linebuf_len;
FILE *fp;
}
static
-int handle_params(struct dmesg_component *dmesg_comp,
+struct bt_param_validation_map_value_entry_descr dmesg_params[] = {
+ { "no-extract-timestamp", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } },
+ { "path", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } },
+ BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END
+};
+
+static
+bt_component_class_initialize_method_status handle_params(
+ struct dmesg_component *dmesg_comp,
const bt_value *params)
{
const bt_value *no_timestamp = NULL;
const bt_value *path = NULL;
- const char *path_str;
- int ret = 0;
+ bt_component_class_initialize_method_status status;
+ enum bt_param_validation_status validation_status;
+ gchar *validate_error = NULL;
+
+ validation_status = bt_param_validation_validate(params,
+ dmesg_params, &validate_error);
+ if (validation_status == BT_PARAM_VALIDATION_STATUS_MEMORY_ERROR) {
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+ goto end;
+ } else if (validation_status == BT_PARAM_VALIDATION_STATUS_VALIDATION_ERROR) {
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
+ BT_COMP_LOGE_APPEND_CAUSE(dmesg_comp->self_comp,
+ "%s", validate_error);
+ goto end;
+ }
no_timestamp = bt_value_map_borrow_entry_value_const(params,
"no-extract-timestamp");
if (no_timestamp) {
- if (!bt_value_is_bool(no_timestamp)) {
- BT_COMP_LOGE("Expecting a boolean value for the `no-extract-timestamp` parameter: "
- "type=%s",
- bt_common_value_type_string(
- bt_value_get_type(no_timestamp)));
- goto error;
- }
-
dmesg_comp->params.no_timestamp =
bt_value_bool_get(no_timestamp);
}
path = bt_value_map_borrow_entry_value_const(params, "path");
if (path) {
- if (dmesg_comp->params.read_from_stdin) {
- BT_COMP_LOGE_STR("Cannot specify both `read-from-stdin` and `path` parameters.");
- goto error;
- }
+ const char *path_str = bt_value_string_get(path);
- if (!bt_value_is_string(path)) {
- BT_COMP_LOGE("Expecting a string value for the `path` parameter: "
- "type=%s",
- bt_common_value_type_string(
- bt_value_get_type(path)));
- goto error;
- }
-
- path_str = bt_value_string_get(path);
g_string_assign(dmesg_comp->params.path, path_str);
} else {
dmesg_comp->params.read_from_stdin = true;
}
- goto end;
-
-error:
- ret = -1;
-
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK;
end:
- return ret;
+ g_free(validate_error);
+
+ return status;
}
static
g_free(dmesg_comp);
}
-static
-bt_component_class_init_method_status create_port(
- bt_self_component_source *self_comp)
-{
- bt_component_class_init_method_status status;
- bt_self_component_add_port_status add_port_status;
-
- add_port_status = bt_self_component_source_add_output_port(self_comp,
- "out", NULL, NULL);
- switch (add_port_status) {
- case BT_SELF_COMPONENT_ADD_PORT_STATUS_OK:
- status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK;
- break;
- case BT_SELF_COMPONENT_ADD_PORT_STATUS_ERROR:
- status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR;
- break;
- case BT_SELF_COMPONENT_ADD_PORT_STATUS_MEMORY_ERROR:
- status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_MEMORY_ERROR;
- break;
- default:
- abort();
- }
-
- return status;
-}
-
BT_HIDDEN
-bt_component_class_init_method_status dmesg_init(
+bt_component_class_initialize_method_status dmesg_init(
bt_self_component_source *self_comp_src,
- bt_value *params, void *init_method_data)
+ bt_self_component_source_configuration *config,
+ const bt_value *params, void *init_method_data)
{
- int ret = 0;
struct dmesg_component *dmesg_comp = g_new0(struct dmesg_component, 1);
- bt_component_class_init_method_status status =
- BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK;
+ bt_component_class_initialize_method_status status;
bt_self_component *self_comp =
bt_self_component_source_as_self_component(self_comp_src);
const bt_component *comp = bt_self_component_as_component(self_comp);
bt_logging_level log_level = bt_component_get_logging_level(comp);
+ bt_self_component_add_port_status add_port_status;
if (!dmesg_comp) {
/* Implicit log level is not available here */
BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, log_level, self_comp,
"Failed to allocate one dmesg component structure.");
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
goto error;
}
dmesg_comp->params.path = g_string_new(NULL);
if (!dmesg_comp->params.path) {
BT_COMP_LOGE_STR("Failed to allocate a GString.");
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
goto error;
}
- ret = handle_params(dmesg_comp, params);
- if (ret) {
+ status = handle_params(dmesg_comp, params);
+ if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) {
BT_COMP_LOGE("Invalid parameters: comp-addr=%p", self_comp);
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
goto error;
}
BT_COMP_LOGE("Input path is not a regular file: "
"comp-addr=%p, path=\"%s\"", self_comp,
dmesg_comp->params.path->str);
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
goto error;
}
- status = create_port(self_comp_src);
- if (status != BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK) {
+ add_port_status = bt_self_component_source_add_output_port(
+ self_comp_src, "out", NULL, NULL);
+ if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) {
+ status = (int) add_port_status;
goto error;
}
bt_self_component_set_data(self_comp, dmesg_comp);
BT_COMP_LOGI_STR("Component initialized.");
+
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK;
goto end;
error:
destroy_dmesg_component(dmesg_comp);
bt_self_component_set_data(self_comp, NULL);
- if (status >= 0) {
- status = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR;
- }
-
end:
return status;
}
if (has_timestamp) {
/* Set new start for the message portion of the line */
*new_start = strchr(line, ']');
- BT_ASSERT(*new_start);
+ BT_ASSERT_DBG(*new_start);
(*new_start)++;
if ((*new_start)[0] == ' ') {
if (dmesg_comp->clock_class) {
msg = bt_message_event_create_with_default_clock_snapshot(
- msg_iter->pc_msg_iter,
+ msg_iter->self_msg_iter,
dmesg_comp->event_class, dmesg_comp->stream, ts);
msg_iter->last_clock_value = ts;
} else {
- msg = bt_message_event_create(msg_iter->pc_msg_iter,
+ msg = bt_message_event_create(msg_iter->self_msg_iter,
dmesg_comp->event_class, dmesg_comp->stream);
}
}
event = bt_message_event_borrow_event(msg);
- BT_ASSERT(event);
+ BT_ASSERT_DBG(event);
goto end;
error:
int ret;
ep_field = bt_event_borrow_payload_field(event);
- BT_ASSERT(ep_field);
+ BT_ASSERT_DBG(ep_field);
str_field = bt_field_structure_borrow_member_field_by_index(
ep_field, 0);
if (!str_field) {
}
event = bt_message_event_borrow_event(msg);
- BT_ASSERT(event);
+ BT_ASSERT_DBG(event);
ret = fill_event_payload_from_line(dmesg_comp, new_start, event);
if (ret) {
BT_COMP_LOGE("Cannot fill event payload field from line: "
BT_HIDDEN
-bt_component_class_message_iterator_init_method_status dmesg_msg_iter_init(
+bt_message_iterator_class_initialize_method_status dmesg_msg_iter_init(
bt_self_message_iterator *self_msg_iter,
- bt_self_component_source *self_comp,
+ bt_self_message_iterator_configuration *config,
bt_self_component_port_output *self_port)
{
- struct dmesg_component *dmesg_comp = bt_self_component_get_data(
- bt_self_component_source_as_self_component(self_comp));
+ bt_self_component *self_comp =
+ bt_self_message_iterator_borrow_component(self_msg_iter);
+ struct dmesg_component *dmesg_comp = bt_self_component_get_data(self_comp);
struct dmesg_msg_iter *dmesg_msg_iter =
g_new0(struct dmesg_msg_iter, 1);
- bt_component_class_message_iterator_init_method_status status =
- BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK;
+ bt_message_iterator_class_initialize_method_status status =
+ BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK;
if (!dmesg_msg_iter) {
BT_COMP_LOGE_STR("Failed to allocate on dmesg message iterator structure.");
BT_ASSERT(dmesg_comp);
dmesg_msg_iter->dmesg_comp = dmesg_comp;
- dmesg_msg_iter->pc_msg_iter = self_msg_iter;
+ dmesg_msg_iter->self_msg_iter = self_msg_iter;
if (dmesg_comp->params.read_from_stdin) {
dmesg_msg_iter->fp = stdin;
destroy_dmesg_msg_iter(dmesg_msg_iter);
bt_self_message_iterator_set_data(self_msg_iter, NULL);
if (status >= 0) {
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_ERROR;
+ status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
}
end:
}
static
-bt_component_class_message_iterator_next_method_status dmesg_msg_iter_next_one(
+bt_message_iterator_class_next_method_status dmesg_msg_iter_next_one(
struct dmesg_msg_iter *dmesg_msg_iter,
bt_message **msg)
{
ssize_t len;
struct dmesg_component *dmesg_comp;
- bt_component_class_message_iterator_next_method_status status =
- BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK;
+ bt_message_iterator_class_next_method_status status;
- BT_ASSERT(dmesg_msg_iter);
+ BT_ASSERT_DBG(dmesg_msg_iter);
dmesg_comp = dmesg_msg_iter->dmesg_comp;
- BT_ASSERT(dmesg_comp);
+ BT_ASSERT_DBG(dmesg_comp);
if (dmesg_msg_iter->state == STATE_DONE) {
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_END;
goto end;
}
&dmesg_msg_iter->linebuf_len, dmesg_msg_iter->fp);
if (len < 0) {
if (errno == EINVAL) {
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_ERROR;
+ goto end;
} else if (errno == ENOMEM) {
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR;
+ goto end;
} else {
if (dmesg_msg_iter->state == STATE_EMIT_STREAM_BEGINNING) {
/* Stream did not even begin */
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_END;
goto end;
} else {
/* End stream now */
goto handle_state;
}
}
-
- goto end;
}
- BT_ASSERT(dmesg_msg_iter->linebuf);
+ BT_ASSERT_DBG(dmesg_msg_iter->linebuf);
/* Ignore empty lines, once trimmed */
for (ch = dmesg_msg_iter->linebuf; *ch != '\0'; ch++) {
- if (!isspace(*ch)) {
+ if (!isspace((unsigned char) *ch)) {
only_spaces = false;
break;
}
BT_COMP_LOGE("Cannot create event message from line: "
"dmesg-comp-addr=%p, line=\"%s\"", dmesg_comp,
dmesg_msg_iter->linebuf);
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_ERROR;
goto end;
}
handle_state:
- BT_ASSERT(dmesg_comp->trace);
+ BT_ASSERT_DBG(dmesg_comp->trace);
switch (dmesg_msg_iter->state) {
case STATE_EMIT_STREAM_BEGINNING:
- BT_ASSERT(dmesg_msg_iter->tmp_event_msg);
+ BT_ASSERT_DBG(dmesg_msg_iter->tmp_event_msg);
*msg = bt_message_stream_beginning_create(
- dmesg_msg_iter->pc_msg_iter, dmesg_comp->stream);
+ dmesg_msg_iter->self_msg_iter, dmesg_comp->stream);
dmesg_msg_iter->state = STATE_EMIT_EVENT;
break;
case STATE_EMIT_EVENT:
- BT_ASSERT(dmesg_msg_iter->tmp_event_msg);
+ BT_ASSERT_DBG(dmesg_msg_iter->tmp_event_msg);
*msg = dmesg_msg_iter->tmp_event_msg;
dmesg_msg_iter->tmp_event_msg = NULL;
break;
case STATE_EMIT_STREAM_END:
*msg = bt_message_stream_end_create(
- dmesg_msg_iter->pc_msg_iter, dmesg_comp->stream);
+ dmesg_msg_iter->self_msg_iter, dmesg_comp->stream);
dmesg_msg_iter->state = STATE_DONE;
break;
default:
if (!*msg) {
BT_COMP_LOGE("Cannot create message: dmesg-comp-addr=%p",
dmesg_comp);
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_ERROR;
+ goto end;
}
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK;
end:
return status;
}
BT_HIDDEN
-bt_component_class_message_iterator_next_method_status dmesg_msg_iter_next(
+bt_message_iterator_class_next_method_status dmesg_msg_iter_next(
bt_self_message_iterator *self_msg_iter,
bt_message_array_const msgs, uint64_t capacity,
uint64_t *count)
struct dmesg_msg_iter *dmesg_msg_iter =
bt_self_message_iterator_get_data(
self_msg_iter);
- bt_component_class_message_iterator_next_method_status status =
- BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK;
+ bt_message_iterator_class_next_method_status status =
+ BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK;
uint64_t i = 0;
while (i < capacity &&
- status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) {
+ status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK) {
bt_message *priv_msg = NULL;
status = dmesg_msg_iter_next_one(dmesg_msg_iter,
&priv_msg);
msgs[i] = priv_msg;
- if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) {
+ if (status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK) {
i++;
}
}
* message, in which case we'll return it.
*/
*count = i;
- status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK;
+ status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK;
}
return status;
}
BT_HIDDEN
-bt_component_class_message_iterator_can_seek_beginning_method_status
+bt_message_iterator_class_can_seek_beginning_method_status
dmesg_msg_iter_can_seek_beginning(
bt_self_message_iterator *self_msg_iter, bt_bool *can_seek)
{
/* Can't seek the beginning of the standard input stream */
*can_seek = !dmesg_msg_iter->dmesg_comp->params.read_from_stdin;
- return BT_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD_STATUS_OK;
+ return BT_MESSAGE_ITERATOR_CLASS_CAN_SEEK_BEGINNING_METHOD_STATUS_OK;
}
BT_HIDDEN
-bt_component_class_message_iterator_seek_beginning_method_status
+bt_message_iterator_class_seek_beginning_method_status
dmesg_msg_iter_seek_beginning(
bt_self_message_iterator *self_msg_iter)
{
BT_MESSAGE_PUT_REF_AND_RESET(dmesg_msg_iter->tmp_event_msg);
dmesg_msg_iter->last_clock_value = 0;
dmesg_msg_iter->state = STATE_EMIT_STREAM_BEGINNING;
- return BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK;
+ return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK;
}