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/*
Unix SMB/CIFS implementation.
Socket functions
Copyright (C) Stefan Metzmacher 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _SAMBA_SOCKET_H
#define _SAMBA_SOCKET_H
struct socket_context;
enum socket_type {
SOCKET_TYPE_STREAM
};
struct socket_ops {
const char *name;
enum socket_type type;
NTSTATUS (*init)(struct socket_context *sock);
/* client ops */
NTSTATUS (*connect)(struct socket_context *sock,
const char *my_address, int my_port,
const char *server_address, int server_port,
uint32_t flags);
/* server ops */
NTSTATUS (*listen)(struct socket_context *sock,
const char *my_address, int port, int queue_size, uint32_t flags);
NTSTATUS (*accept)(struct socket_context *sock,
struct socket_context **new_sock, uint32_t flags);
/* general ops */
NTSTATUS (*recv)(struct socket_context *sock, TALLOC_CTX *mem_ctx,
DATA_BLOB *blob, size_t wantlen, uint32_t flags);
NTSTATUS (*send)(struct socket_context *sock, TALLOC_CTX *mem_ctx,
const DATA_BLOB *blob, size_t *sendlen, uint32_t flags);
void (*close)(struct socket_context *sock);
NTSTATUS (*set_option)(struct socket_context *sock, const char *option, const char *val);
char *(*get_peer_addr)(struct socket_context *sock, TALLOC_CTX *mem_ctx);
int (*get_peer_port)(struct socket_context *sock);
char *(*get_my_addr)(struct socket_context *sock, TALLOC_CTX *mem_ctx);
int (*get_my_port)(struct socket_context *sock);
int (*get_fd)(struct socket_context *sock);
};
enum socket_state {
SOCKET_STATE_UNDEFINED,
SOCKET_STATE_CLIENT_START,
SOCKET_STATE_CLIENT_CONNECTED,
SOCKET_STATE_CLIENT_STARTTLS,
SOCKET_STATE_CLIENT_ERROR,
SOCKET_STATE_SERVER_LISTEN,
SOCKET_STATE_SERVER_CONNECTED,
SOCKET_STATE_SERVER_STARTTLS,
SOCKET_STATE_SERVER_ERROR
};
#define SOCKET_FLAG_BLOCK 0x00000001
#define SOCKET_FLAG_PEEK 0x00000002
struct socket_context {
enum socket_type type;
enum socket_state state;
uint32_t flags;
int fd;
void *private_data;
const struct socket_ops *ops;
};
#endif /* _SAMBA_SOCKET_H */
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