/* * Copyright 2006-2008, Haiku, Inc. All Rights Reserved. * Distributed under the terms of the MIT License. */ #ifndef NET_PROTOCOL_H #define NET_PROTOCOL_H #include #include // level flags to pass to control() #define LEVEL_SET_OPTION 0x10000000 #define LEVEL_GET_OPTION 0x20000000 #define LEVEL_DRIVER_IOCTL 0x0f000000 #define LEVEL_MASK 0x0fffffff struct ancillary_data_container; struct ancillary_data_header; struct iovec; typedef struct net_protocol { struct net_protocol *next; struct net_protocol_module_info *module; net_socket *socket; } net_protocol; // net_protocol_module_info::flags field #define NET_PROTOCOL_ATOMIC_MESSAGES 0x01 struct net_protocol_module_info { module_info info; uint32 flags; net_protocol *(*init_protocol)(net_socket *socket); status_t (*uninit_protocol)(net_protocol *self); status_t (*open)(net_protocol *self); status_t (*close)(net_protocol *self); status_t (*free)(net_protocol *self); status_t (*connect)(net_protocol *self, const struct sockaddr *address); status_t (*accept)(net_protocol *self, struct net_socket **_acceptedSocket); status_t (*control)(net_protocol *self, int level, int option, void *value, size_t *_length); status_t (*getsockopt)(net_protocol *self, int level, int option, void *value, int *_length); status_t (*setsockopt)(net_protocol *self, int level, int option, const void *value, int length); status_t (*bind)(net_protocol *self, const struct sockaddr *address); status_t (*unbind)(net_protocol *self, struct sockaddr *address); status_t (*listen)(net_protocol *self, int count); status_t (*shutdown)(net_protocol *self, int direction); status_t (*send_data)(net_protocol *self, net_buffer *buffer); status_t (*send_routed_data)(net_protocol *self, struct net_route *route, net_buffer *buffer); ssize_t (*send_avail)(net_protocol *self); status_t (*read_data)(net_protocol *self, size_t numBytes, uint32 flags, net_buffer **_buffer); ssize_t (*read_avail)(net_protocol *self); struct net_domain *(*get_domain)(net_protocol *self); size_t (*get_mtu)(net_protocol *self, const struct sockaddr *address); status_t (*receive_data)(net_buffer *data); status_t (*deliver_data)(net_protocol *protocol, net_buffer *data); status_t (*error_received)(uint32 code, net_buffer *data); status_t (*error_reply)(net_protocol *self, net_buffer *causedError, uint32 code, void *errorData); status_t (*add_ancillary_data)(net_protocol *self, ancillary_data_container *container, const cmsghdr *header); ssize_t (*process_ancillary_data)(net_protocol *self, const ancillary_data_header *header, const void *data, void *buffer, size_t bufferSize); ssize_t (*process_ancillary_data_no_container)(net_protocol *self, net_buffer *buffer, void *data, size_t bufferSize); ssize_t (*send_data_no_buffer)(net_protocol *self, const iovec *vecs, size_t vecCount, ancillary_data_container *ancillaryData, const struct sockaddr *address, socklen_t addressLength); ssize_t (*read_data_no_buffer)(net_protocol *self, const iovec *vecs, size_t vecCount, ancillary_data_container **_ancillaryData, struct sockaddr *_address, socklen_t *_addressLength); }; #endif // NET_PROTOCOL_H