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