101 lines
2.7 KiB
C
101 lines
2.7 KiB
C
/*
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* obfs.h - Define shadowsocksR server's buffers and callbacks
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*
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* Copyright (C) 2015 - 2016, Break Wa11 <mmgac001@gmail.com>
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*/
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#ifndef _OBFS_H
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#define _OBFS_H
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#include <stdint.h>
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#include <unistd.h>
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typedef struct server_info {
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char host[64];
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uint16_t port;
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char *param;
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void *g_data;
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uint8_t *iv;
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size_t iv_len;
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uint8_t *recv_iv;
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size_t recv_iv_len;
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uint8_t *key;
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size_t key_len;
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int head_len;
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size_t tcp_mss;
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}server_info;
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typedef struct obfs {
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server_info server;
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void *l_data;
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}obfs;
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typedef struct obfs_class {
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void * (*init_data)();
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obfs * (*new_obfs)();
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void (*get_server_info)(obfs *self, server_info *server);
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void (*set_server_info)(obfs *self, server_info *server);
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void (*dispose)(obfs *self);
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int (*client_pre_encrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*client_encode)(obfs *self,
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char **pencryptdata,
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int datalength,
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size_t* capacity);
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int (*client_decode)(obfs *self,
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char **pencryptdata,
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int datalength,
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size_t* capacity,
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int *needsendback);
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int (*client_post_decrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*client_udp_pre_encrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*client_udp_post_decrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*server_pre_encrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*server_post_decrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*server_udp_pre_encrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*server_udp_post_decrypt)(obfs *self,
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char **pplaindata,
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int datalength,
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size_t* capacity);
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int (*server_encode)(obfs *self,
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char **pencryptdata,
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int datalength,
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size_t* capacity);
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int (*server_decode)(obfs *self,
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char **pencryptdata,
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int datalength,
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size_t* capacity,
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int *needsendback);
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}obfs_class;
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obfs_class * new_obfs_class(char *plugin_name);
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void free_obfs_class(obfs_class *plugin);
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void set_server_info(obfs *self, server_info *server);
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void get_server_info(obfs *self, server_info *server);
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obfs * new_obfs();
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void dispose_obfs(obfs *self);
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#endif // _OBFS_H
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