/*
* Set some values in our global metadata struct. These values will be sent
* to the server as part of the initial connection handshake (isMaster).
* If this function is called more than once, or after we've connected to a
* mongod, then it will do nothing and return false. It will return true if it
* successfully sets the values.
*
* All arguments are optional.
*/
bool
mongoc_handshake_data_append (const char *driver_name,
const char *driver_version,
const char *platform)
{
int max_size = 0;
if (gMongocMetadata.frozen) {
MONGOC_ERROR ("Cannot set metadata more than once");
return false;
}
_append_and_truncate (&gMongocMetadata.driver_name, driver_name,
METADATA_DRIVER_NAME_MAX);
_append_and_truncate (&gMongocMetadata.driver_version, driver_version,
METADATA_DRIVER_VERSION_MAX);
max_size = METADATA_MAX_SIZE -
- _mongoc_strlen_or_zero (gMongocMetadata.os_type)
- _mongoc_strlen_or_zero (gMongocMetadata.os_name)
- _mongoc_strlen_or_zero (gMongocMetadata.os_version)
- _mongoc_strlen_or_zero (gMongocMetadata.os_architecture)
- _mongoc_strlen_or_zero (gMongocMetadata.driver_name)
- _mongoc_strlen_or_zero (gMongocMetadata.driver_version);
_append_and_truncate (&gMongocMetadata.platform, platform, max_size);
_mongoc_metadata_freeze ();
return true;
}
/*
* Set some values in our global handshake struct. These values will be sent
* to the server as part of the initial connection handshake (isMaster).
* If this function is called more than once, or after we've connected to a
* mongod, then it will do nothing and return false. It will return true if it
* successfully sets the values.
*
* All arguments are optional.
*/
bool
mongoc_handshake_data_append (const char *driver_name,
const char *driver_version,
const char *platform)
{
bson_mutex_lock (&gHandshakeLock);
if (_mongoc_handshake_get ()->frozen) {
bson_mutex_unlock (&gHandshakeLock);
return false;
}
_append_and_truncate (&_mongoc_handshake_get ()->driver_name,
driver_name,
HANDSHAKE_DRIVER_NAME_MAX);
_append_and_truncate (&_mongoc_handshake_get ()->driver_version,
driver_version,
HANDSHAKE_DRIVER_VERSION_MAX);
/* allow practically any size for "platform", we'll trim it down in
* _mongoc_handshake_build_doc_with_application */
_append_and_truncate (
&_mongoc_handshake_get ()->platform, platform, HANDSHAKE_MAX_SIZE);
_mongoc_handshake_freeze ();
bson_mutex_unlock (&gHandshakeLock);
return true;
}
