* SOFTWARE.
*/
+#define BT_LOG_TAG "ATTRS"
+#include <babeltrace/lib-logging-internal.h>
+
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/values.h>
+#include <inttypes.h>
+#include <assert.h>
+#include <babeltrace/compat/string-internal.h>
#define BT_CTF_ATTR_NAME_INDEX 0
#define BT_CTF_ATTR_VALUE_INDEX 1
BT_HIDDEN
struct bt_value *bt_ctf_attributes_create(void)
{
+ struct bt_value *attr_obj;
+
/*
* Attributes: array value object of array value objects, each one
* containing two entries: a string value object (attributes
* ["tracer_minor", 5]
* ]
*/
- return bt_value_array_create();
+ BT_LOGD_STR("Creating attributes object.");
+ attr_obj = bt_value_array_create();
+ if (!attr_obj) {
+ BT_LOGE_STR("Failed to create array value.");
+ } else {
+ BT_LOGD("Created attributes object: addr=%p",
+ attr_obj);
+ }
+
+ return attr_obj;
}
BT_HIDDEN
void bt_ctf_attributes_destroy(struct bt_value *attr_obj)
{
+ BT_LOGD("Destroying attributes object: addr=%p", attr_obj);
bt_put(attr_obj);
}
BT_HIDDEN
-int bt_ctf_attributes_get_count(struct bt_value *attr_obj)
+int64_t bt_ctf_attributes_get_count(struct bt_value *attr_obj)
{
return bt_value_array_size(attr_obj);
}
BT_HIDDEN
const char *bt_ctf_attributes_get_field_name(struct bt_value *attr_obj,
- int index)
+ uint64_t index)
{
int rc;
const char *ret = NULL;
struct bt_value *attr_field_obj = NULL;
struct bt_value *attr_field_name_obj = NULL;
- if (!attr_obj || index < 0) {
+ if (!attr_obj) {
+ BT_LOGW_STR("Invalid parameter: attributes object is NULL.");
goto end;
}
attr_field_obj = bt_value_array_get(attr_obj, index);
-
if (!attr_field_obj) {
+ BT_LOGE("Cannot get attributes object's array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_obj, index);
goto end;
}
attr_field_name_obj = bt_value_array_get(attr_field_obj,
BT_CTF_ATTR_NAME_INDEX);
-
if (!attr_field_name_obj) {
+ BT_LOGE("Cannot get attribute array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_field_obj,
+ (uint64_t) BT_CTF_ATTR_NAME_INDEX);
goto end;
}
rc = bt_value_string_get(attr_field_name_obj, &ret);
-
if (rc) {
+ BT_LOGE("Cannot get raw value from string value: value-addr=%p",
+ attr_field_name_obj);
ret = NULL;
}
BT_HIDDEN
struct bt_value *bt_ctf_attributes_get_field_value(struct bt_value *attr_obj,
- int index)
+ uint64_t index)
{
struct bt_value *value_obj = NULL;
struct bt_value *attr_field_obj = NULL;
- if (!attr_obj || index < 0) {
+ if (!attr_obj) {
+ BT_LOGW_STR("Invalid parameter: attributes object is NULL.");
goto end;
}
attr_field_obj = bt_value_array_get(attr_obj, index);
-
if (!attr_field_obj) {
+ BT_LOGE("Cannot get attributes object's array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_obj, index);
goto end;
}
value_obj = bt_value_array_get(attr_field_obj,
BT_CTF_ATTR_VALUE_INDEX);
+ if (!value_obj) {
+ BT_LOGE("Cannot get attribute array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_field_obj,
+ (uint64_t) BT_CTF_ATTR_VALUE_INDEX);
+ }
end:
BT_PUT(attr_field_obj);
struct bt_value *bt_ctf_attributes_get_field_by_name(
struct bt_value *attr_obj, const char *name)
{
- int i;
- int attr_size;
+ uint64_t i;
+ int64_t attr_size;
struct bt_value *value_obj = NULL;
struct bt_value *attr_field_name_obj = NULL;
attr_size = bt_value_array_size(attr_obj);
-
if (attr_size < 0) {
+ BT_LOGE("Cannot get array value's size: value-addr=%p",
+ attr_obj);
goto error;
}
const char *field_name;
value_obj = bt_value_array_get(attr_obj, i);
-
if (!value_obj) {
+ BT_LOGE("Cannot get attributes object's array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_obj, i);
goto error;
}
attr_field_name_obj = bt_value_array_get(value_obj, 0);
-
if (!attr_field_name_obj) {
+ BT_LOGE("Cannot get attribute array value's element by index: "
+ "value-addr=%p, index=%" PRIu64,
+ value_obj, (int64_t) 0);
goto error;
}
ret = bt_value_string_get(attr_field_name_obj, &field_name);
if (ret) {
+ BT_LOGE("Cannot get raw value from string value: value-addr=%p",
+ attr_field_name_obj);
goto error;
}
struct bt_value *attr_field_obj = NULL;
if (!attr_obj || !name || !value_obj) {
+ BT_LOGW("Invalid parameter: attributes object, name, or value object is NULL: "
+ "attr-value-addr=%p, name-addr=%p, value-addr=%p",
+ attr_obj, name, value_obj);
ret = -1;
goto end;
}
attr_field_obj = bt_ctf_attributes_get_field_by_name(attr_obj, name);
-
if (attr_field_obj) {
ret = bt_value_array_set(attr_field_obj,
BT_CTF_ATTR_VALUE_INDEX, value_obj);
}
attr_field_obj = bt_value_array_create();
-
if (!attr_field_obj) {
+ BT_LOGE_STR("Failed to create empty array value.");
ret = -1;
goto end;
}
ret = bt_value_array_append_string(attr_field_obj, name);
ret |= bt_value_array_append(attr_field_obj, value_obj);
-
if (ret) {
+ BT_LOGE("Cannot append elements to array value: addr=%p",
+ attr_field_obj);
goto end;
}
ret = bt_value_array_append(attr_obj, attr_field_obj);
+ if (ret) {
+ BT_LOGE("Cannot append element to array value: "
+ "array-value-addr=%p, element-value-addr=%p",
+ attr_obj, attr_field_obj);
+ }
end:
BT_PUT(attr_field_obj);
struct bt_value *attr_field_obj = NULL;
if (!attr_obj || !name) {
+ BT_LOGW("Invalid parameter: attributes object or name is NULL: "
+ "value-addr=%p, name-addr=%p", attr_obj, name);
goto end;
}
attr_field_obj = bt_ctf_attributes_get_field_by_name(attr_obj, name);
-
if (!attr_field_obj) {
+ BT_LOGD("Cannot find attributes object's field by name: "
+ "value-addr=%p, name=\"%s\"", attr_obj, name);
goto end;
}
value_obj = bt_value_array_get(attr_field_obj,
BT_CTF_ATTR_VALUE_INDEX);
+ if (!value_obj) {
+ BT_LOGE("Cannot get attribute array value's element by index: "
+ "value-addr=%p, index=%" PRIu64, attr_field_obj,
+ (uint64_t) BT_CTF_ATTR_VALUE_INDEX);
+ }
end:
BT_PUT(attr_field_obj);
BT_HIDDEN
int bt_ctf_attributes_freeze(struct bt_value *attr_obj)
{
- int i;
- int count;
+ uint64_t i;
+ int64_t count;
int ret = 0;
if (!attr_obj) {
+ BT_LOGW_STR("Invalid parameter: attributes object is NULL.");
ret = -1;
goto end;
}
+ BT_LOGD("Freezing attributes object: value-addr=%p", attr_obj);
count = bt_value_array_size(attr_obj);
-
- if (count < 0) {
- ret = -1;
- goto end;
- }
+ assert(count >= 0);
/*
* We do not freeze the array value object itself here, since
struct bt_value *obj = NULL;
obj = bt_ctf_attributes_get_field_value(attr_obj, i);
-
if (!obj) {
+ BT_LOGE("Cannot get attributes object's field value by index: "
+ "value-addr=%p, index=%" PRIu64,
+ attr_obj, i);
ret = -1;
goto end;
}