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-rw-r--r--include/asterisk/format.h23
-rw-r--r--main/format.c11
-rw-r--r--tests/test_core_format.c105
3 files changed, 139 insertions, 0 deletions
diff --git a/include/asterisk/format.h b/include/asterisk/format.h
index 3da2d8236..2ce1b97e5 100644
--- a/include/asterisk/format.h
+++ b/include/asterisk/format.h
@@ -120,6 +120,18 @@ struct ast_format_interface {
*/
void (* const format_generate_sdp_fmtp)(const struct ast_format *format, unsigned int payload,
struct ast_str **str);
+
+ /*!
+ * \since 13.6.0
+ * \brief Retrieve a particular format attribute setting
+ *
+ * \param format The format containing attributes
+ * \param name The name of the attribute to retrieve
+ *
+ * \retval NULL if the parameter is not set on the format
+ * \retval non-NULL the format attribute value
+ */
+ const void *(* const format_attribute_get)(const struct ast_format *format, const char *name);
};
/*!
@@ -204,6 +216,17 @@ struct ast_format *ast_format_attribute_set(const struct ast_format *format, con
const char *value);
/*!
+ * \since 13.6.0
+ *
+ * \param format The format to retrieve the attribute from
+ * \param name Attribute name
+ *
+ * \retval non-NULL the attribute value
+ * \retval NULL the attribute does not exist or is unset
+ */
+const void *ast_format_attribute_get(const struct ast_format *format, const char *name);
+
+/*!
* \brief This function is used to have a media format aware module parse and interpret
* SDP attribute information. Once interpreted this information is stored on the format
* itself using Asterisk format attributes.
diff --git a/main/format.c b/main/format.c
index 148c77f8d..8ac82f0ed 100644
--- a/main/format.c
+++ b/main/format.c
@@ -298,6 +298,17 @@ struct ast_format *ast_format_attribute_set(const struct ast_format *format, con
return interface->format_attribute_set(format, name, value);
}
+const void *ast_format_attribute_get(const struct ast_format *format, const char *name)
+{
+ const struct ast_format_interface *interface = format->interface;
+
+ if (!interface || !interface->format_attribute_get) {
+ return NULL;
+ }
+
+ return interface->format_attribute_get(format, name);
+}
+
struct ast_format *ast_format_parse_sdp_fmtp(const struct ast_format *format, const char *attributes)
{
const struct ast_format_interface *interface = format->interface;
diff --git a/tests/test_core_format.c b/tests/test_core_format.c
index a6614d6a3..a3819c6d0 100644
--- a/tests/test_core_format.c
+++ b/tests/test_core_format.c
@@ -45,6 +45,7 @@ static int test_core_format_clone(const struct ast_format *src, struct ast_forma
static enum ast_format_cmp_res test_core_format_cmp(const struct ast_format *format1, const struct ast_format *format2);
static struct ast_format *test_core_format_get_joint(const struct ast_format *format1, const struct ast_format *format2);
static struct ast_format *test_core_format_attribute_set(const struct ast_format *format, const char *name, const char *value);
+static const void *test_core_format_attribute_get(const struct ast_format *format, const char *name);
static struct ast_format *test_core_format_parse_sdp_fmtp(const struct ast_format *format, const char *attributes);
static void test_core_format_generate_sdp_fmtp(const struct ast_format *format, unsigned int payload, struct ast_str **str);
@@ -55,6 +56,7 @@ static struct ast_format_interface test_core_format_attr = {
.format_cmp = &test_core_format_cmp,
.format_get_joint = &test_core_format_get_joint,
.format_attribute_set = &test_core_format_attribute_set,
+ .format_attribute_get = &test_core_format_attribute_get,
.format_parse_sdp_fmtp = &test_core_format_parse_sdp_fmtp,
.format_generate_sdp_fmtp = &test_core_format_generate_sdp_fmtp,
};
@@ -202,6 +204,19 @@ static struct ast_format *test_core_format_attribute_set(const struct ast_format
return clone;
}
+/*! \brief Format attribute callback for retrieving an attribute */
+static const void *test_core_format_attribute_get(const struct ast_format *format, const char *name)
+{
+ struct test_core_format_pvt *pvt = ast_format_get_attribute_data(format);
+
+ if (!strcmp(name, "one")) {
+ return &pvt->field_one;
+ } else if (!strcmp(name, "two")) {
+ return &pvt->field_two;
+ }
+ return NULL;
+}
+
/*! \brief Format attribute callback to construct a format from an SDP fmtp line */
static struct ast_format *test_core_format_parse_sdp_fmtp(const struct ast_format *format, const char *attributes)
{
@@ -333,6 +348,55 @@ AST_TEST_DEFINE(format_create_attr)
return AST_TEST_PASS;
}
+AST_TEST_DEFINE(format_retrieve_attr)
+{
+ RAII_VAR(struct ast_codec *, codec, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_format *, format, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_format *, format_w_attr, NULL, ao2_cleanup);
+
+ switch (cmd) {
+ case TEST_INIT:
+ info->name = __PRETTY_FUNCTION__;
+ info->category = TEST_CATEGORY;
+ info->summary = "Format attribute retrieval unit test";
+ info->description =
+ "Test retrieval of format attributes";
+ return AST_TEST_NOT_RUN;
+ case TEST_EXECUTE:
+ break;
+ }
+
+ codec = ast_codec_get("test_core_format_codec", AST_MEDIA_TYPE_AUDIO, 8000);
+ if (!codec) {
+ ast_test_status_update(test, "Could not retrieve test_core_format_codec codec\n");
+ return AST_TEST_FAIL;
+ }
+
+ format = ast_format_create(codec);
+ if (!format) {
+ ast_test_status_update(test, "Could not create format using test_core_format_codec codec\n");
+ return AST_TEST_FAIL;
+ }
+
+ format_w_attr = ast_format_attribute_set(format, "one", "1");
+ if (!format_w_attr) {
+ ast_test_status_update(test, "Could not create format with attributes using test_core_format_codec codec\n");
+ return AST_TEST_FAIL;
+ }
+
+ if (*((int *)ast_format_attribute_get(format_w_attr, "one")) != 1) {
+ ast_test_status_update(test, "Could not retrieve valid format attribute\n");
+ return AST_TEST_FAIL;
+ }
+
+ if (ast_format_attribute_get(format_w_attr, "foo") != NULL) {
+ ast_test_status_update(test, "Retrieved invalid format attribute\n");
+ return AST_TEST_FAIL;
+ }
+
+ return AST_TEST_PASS;
+}
+
AST_TEST_DEFINE(format_clone)
{
RAII_VAR(struct ast_codec *, codec, NULL, ao2_cleanup);
@@ -829,6 +893,43 @@ AST_TEST_DEFINE(format_attribute_set_without_interface)
return AST_TEST_PASS;
}
+AST_TEST_DEFINE(format_attribute_get_without_interface)
+{
+ RAII_VAR(struct ast_codec *, codec, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_format *, format, NULL, ao2_cleanup);
+
+ switch (cmd) {
+ case TEST_INIT:
+ info->name = __PRETTY_FUNCTION__;
+ info->category = TEST_CATEGORY;
+ info->summary = "Format attribute retrieval unit test";
+ info->description =
+ "Test that attribute retrieval on a format without an interface fails";
+ return AST_TEST_NOT_RUN;
+ case TEST_EXECUTE:
+ break;
+ }
+
+ codec = ast_codec_get("ulaw", AST_MEDIA_TYPE_AUDIO, 8000);
+ if (!codec) {
+ ast_test_status_update(test, "Could not retrieve built-in ulaw codec\n");
+ return AST_TEST_FAIL;
+ }
+
+ format = ast_format_create(codec);
+ if (!format) {
+ ast_test_status_update(test, "Could not create format using built-in codec\n");
+ return AST_TEST_FAIL;
+ }
+
+ if (ast_format_attribute_get(format, "bees") != NULL) {
+ ast_test_status_update(test, "Successfully retrieved an attribute on a format without an interface\n");
+ return AST_TEST_FAIL;
+ }
+
+ return AST_TEST_PASS;
+}
+
AST_TEST_DEFINE(format_parse_sdp_fmtp_without_interface)
{
RAII_VAR(struct ast_codec *, codec, NULL, ao2_cleanup);
@@ -925,6 +1026,7 @@ static int unload_module(void)
{
AST_TEST_UNREGISTER(format_create);
AST_TEST_UNREGISTER(format_create_attr);
+ AST_TEST_UNREGISTER(format_retrieve_attr);
AST_TEST_UNREGISTER(format_clone);
AST_TEST_UNREGISTER(format_cmp_same_codec);
AST_TEST_UNREGISTER(format_attr_cmp_same_codec);
@@ -934,6 +1036,7 @@ static int unload_module(void)
AST_TEST_UNREGISTER(format_joint_different_codec);
AST_TEST_UNREGISTER(format_copy);
AST_TEST_UNREGISTER(format_attribute_set_without_interface);
+ AST_TEST_UNREGISTER(format_attribute_get_without_interface);
AST_TEST_UNREGISTER(format_parse_sdp_fmtp_without_interface);
AST_TEST_UNREGISTER(format_parse_and_generate_sdp_fmtp);
@@ -955,6 +1058,7 @@ static int load_module(void)
AST_TEST_REGISTER(format_create);
AST_TEST_REGISTER(format_create_attr);
+ AST_TEST_REGISTER(format_retrieve_attr);
AST_TEST_REGISTER(format_clone);
AST_TEST_REGISTER(format_cmp_same_codec);
AST_TEST_REGISTER(format_attr_cmp_same_codec);
@@ -964,6 +1068,7 @@ static int load_module(void)
AST_TEST_REGISTER(format_joint_different_codec);
AST_TEST_REGISTER(format_copy);
AST_TEST_REGISTER(format_attribute_set_without_interface);
+ AST_TEST_REGISTER(format_attribute_get_without_interface);
AST_TEST_REGISTER(format_parse_sdp_fmtp_without_interface);
AST_TEST_REGISTER(format_parse_and_generate_sdp_fmtp);
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-30 23:54:24 +0000