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store client connection in service_record_item_t, set connection on register, check connection on unregister, remove service records for client on disconnect

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matthias.ringwald 2010-06-13 08:38:41 +00:00
parent c1b43b8cbf
commit 41901ee404
1 changed files with 21 additions and 3 deletions
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24
src/sdp.c
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@ -50,6 +50,9 @@ typedef struct {
// linked list - assert: first field
linked_item_t item;
// client connection
connection_t * connection;
// data is contained in same memory
uint32_t service_record_handle;
uint8_t service_record[0];
@ -130,6 +133,9 @@ uint32_t sdp_register_service_internal(connection_t *connection, uint8_t * recor
// alloc memory for new service_record_item
service_record_item_t * newRecordItem = (service_record_item_t *) malloc(recordSize + sizeof(service_record_item_t));
if (!newRecordItem) return 0;
// link new service item to client connection
newRecordItem->connection = connection;
// set new handle
newRecordItem->service_record_handle = record_handle;
@ -160,15 +166,27 @@ uint32_t sdp_register_service_internal(connection_t *connection, uint8_t * recor
}
// unregister service record internally
//
// makes sure one client cannot remove service records of other clients
//
void sdp_unregister_service_internal(connection_t *connection, uint32_t service_record_handle){
service_record_item_t * record_item = sdp_get_record_for_handle(service_record_handle);
if (record_item) {
if (record_item && record_item->connection == connection) {
linked_list_remove(&sdp_service_records, (linked_item_t *) record_item);
}
}
// remove all service record for a client
void sdp_unregister_services_for_connection(connection_t *connectino){
// remove all service record for a client connection
void sdp_unregister_services_for_connection(connection_t *connection){
linked_item_t *it = (linked_item_t *) &sdp_service_records;
while (it->next){
if (((service_record_item_t *)it->next)->connection == connection){
it->next = it->next->next;
free(it);
} else {
it = it->next;
}
}
}
// PDU