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Moved lots of declaration out of priv.h

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This commit is contained in:
Aris Adamantiadis
2009-09-23 23:51:04 +02:00
parent b359229a2e
commit f84ebc2e27
39 changed files with 651 additions and 342 deletions
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48
include/libssh/agent.h
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@@ -1,6 +1,8 @@
#ifndef __AGENT_H
#define __AGENT_H
#include "libssh/libssh.h"
/* Messages for the authentication agent connection. */
#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
@@ -45,5 +47,51 @@
#define SSH_AGENT_OLD_SIGNATURE 0x01
struct ssh_agent_struct {
struct socket *sock;
ssh_buffer ident;
unsigned int count;
};
#ifndef _WIN32
/* agent.c */
/**
* @brief Create a new ssh agent structure.
*
* @return An allocated ssh agent structure or NULL on error.
*/
struct ssh_agent_struct *agent_new(struct ssh_session_struct *session);
void agent_close(struct ssh_agent_struct *agent);
/**
* @brief Free an allocated ssh agent structure.
*
* @param agent The ssh agent structure to free.
*/
void agent_free(struct ssh_agent_struct *agent);
/**
* @brief Check if the ssh agent is running.
*
* @param session The ssh session to check for the agent.
*
* @return 1 if it is running, 0 if not.
*/
int agent_is_running(struct ssh_session_struct *session);
int agent_get_ident_count(struct ssh_session_struct *session);
struct ssh_public_key_struct *agent_get_next_ident(struct ssh_session_struct *session,
char **comment);
struct ssh_public_key_struct *agent_get_first_ident(struct ssh_session_struct *session,
char **comment);
ssh_string agent_sign_data(struct ssh_session_struct *session,
struct ssh_buffer_struct *data,
struct ssh_public_key_struct *pubkey);
#endif
#endif /* __AGENT_H */
/* vim: set ts=2 sw=2 et cindent: */

62
include/libssh/buffer.h Normal file
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@@ -0,0 +1,62 @@
/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef BUFFER_H_
#define BUFFER_H_
/** Describes a buffer state at a moment
*/
struct ssh_buffer_struct {
char *data;
uint32_t used;
uint32_t allocated;
uint32_t pos;
};
int buffer_add_ssh_string(ssh_buffer buffer, ssh_string string);
int buffer_add_u8(ssh_buffer buffer, uint8_t data);
int buffer_add_u32(ssh_buffer buffer, uint32_t data);
int buffer_add_u64(ssh_buffer buffer, uint64_t data);
int buffer_add_data(ssh_buffer buffer, const void *data, uint32_t len);
int buffer_prepend_data(ssh_buffer buffer, const void *data, uint32_t len);
int buffer_add_buffer(ssh_buffer buffer, ssh_buffer source);
int buffer_reinit(ssh_buffer buffer);
/* buffer_get_rest returns a pointer to the current position into the buffer */
void *buffer_get_rest(ssh_buffer buffer);
/* buffer_get_rest_len returns the number of bytes which can be read */
uint32_t buffer_get_rest_len(ssh_buffer buffer);
/* buffer_read_*() returns the number of bytes read, except for ssh strings */
int buffer_get_u8(ssh_buffer buffer, uint8_t *data);
int buffer_get_u32(ssh_buffer buffer, uint32_t *data);
int buffer_get_u64(ssh_buffer buffer, uint64_t *data);
uint32_t buffer_get_data(ssh_buffer buffer, void *data, uint32_t requestedlen);
/* buffer_get_ssh_string() is an exception. if the String read is too large or invalid, it will answer NULL. */
ssh_string buffer_get_ssh_string(ssh_buffer buffer);
/* gets a string out of a SSH-1 mpint */
ssh_string buffer_get_mpint(ssh_buffer buffer);
/* buffer_pass_bytes acts as if len bytes have been read (used for padding) */
uint32_t buffer_pass_bytes_end(ssh_buffer buffer, uint32_t len);
uint32_t buffer_pass_bytes(ssh_buffer buffer, uint32_t len);
#endif /* BUFFER_H_ */

58
include/libssh/channels.h Normal file
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@@ -0,0 +1,58 @@
/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef CHANNELS_H_
#define CHANNELS_H_
#include "libssh/priv.h"
struct ssh_channel_struct {
struct ssh_channel_struct *prev;
struct ssh_channel_struct *next;
ssh_session session; /* SSH_SESSION pointer */
uint32_t local_channel;
uint32_t local_window;
int local_eof;
uint32_t local_maxpacket;
uint32_t remote_channel;
uint32_t remote_window;
int remote_eof; /* end of file received */
uint32_t remote_maxpacket;
int open; /* shows if the channel is still opened */
int delayed_close;
ssh_buffer stdout_buffer;
ssh_buffer stderr_buffer;
void *userarg;
int version;
int blocking;
int exit_status;
};
void channel_handle(ssh_session session, int type);
ssh_channel channel_new(ssh_session session);
int channel_default_bufferize(ssh_channel channel, void *data, int len,
int is_stderr);
uint32_t ssh_channel_new_id(ssh_session session);
ssh_channel ssh_channel_from_local(ssh_session session, uint32_t id);
int channel_write_common(ssh_channel channel, const void *data,
uint32_t len, int is_stderr);
#endif /* CHANNELS_H_ */

33
include/libssh/keyfiles.h Normal file
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@@ -0,0 +1,33 @@
/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef KEYFILES_H_
#define KEYFILES_H_
/* in keyfiles.c */
ssh_private_key _privatekey_from_file(void *session, const char *filename,
int type);
ssh_string try_publickey_from_file(ssh_session session,
struct ssh_keys_struct keytab,
char **privkeyfile, int *type);
#endif /* KEYFILES_H_ */

34
include/libssh/packet.h Normal file
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@@ -0,0 +1,34 @@
/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef PACKET_H_
#define PACKET_H_
void packet_parse(ssh_session session);
int packet_send(ssh_session session);
int packet_read(ssh_session session);
int packet_translate(ssh_session session);
int packet_wait(ssh_session session,int type,int blocking);
int packet_flush(ssh_session session, int enforce_blocking);
#endif /* PACKET_H_ */

61
include/libssh/poll.h Normal file
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@@ -0,0 +1,61 @@
/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef POLL_H_
#define POLL_H_
/* poll.c */
int ssh_poll(ssh_pollfd_t *fds, nfds_t nfds, int timeout);
typedef struct ssh_poll_ctx SSH_POLL_CTX;
typedef struct ssh_poll SSH_POLL;
/**
* @brief SSH poll callback.
*
* @param p Poll object this callback belongs to.
* @param fd The raw socket.
* @param revents The current poll events on the socket.
* @param userdata Userdata to be passed to the callback function.
*
* @return 0 on success, < 0 if you removed the poll object from
* it's poll context.
*/
typedef int (*ssh_poll_callback)(SSH_POLL *p, int fd, int revents,
void *userdata);
SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb,
void *userdata);
void ssh_poll_free(SSH_POLL *p);
SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p);
short ssh_poll_get_events(SSH_POLL *p);
void ssh_poll_set_events(SSH_POLL *p, short events);
void ssh_poll_add_events(SSH_POLL *p, short events);
void ssh_poll_remove_events(SSH_POLL *p, short events);
socket_t ssh_poll_get_fd(SSH_POLL *p);
void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata);
SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size);
void ssh_poll_ctx_free(SSH_POLL_CTX *ctx);
int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p);
void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p);
int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout);
#endif /* POLL_H_ */

319
include/libssh/priv.h
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@@ -192,32 +192,6 @@ HMACCTX hmac_init(const void *key,int len,int type);
void hmac_update(HMACCTX c, const void *data, unsigned long len);
void hmac_final(HMACCTX ctx,unsigned char *hashmacbuf,unsigned int *len);
/* strings and buffers */
/* must be 32 bits number + immediatly our data */
#ifdef _MSC_VER
#pragma pack(1)
#endif
struct ssh_string_struct {
uint32_t size;
unsigned char string[MAX_PACKET_LEN];
}
#if !defined(__SUNPRO_C) && !defined(_MSC_VER)
__attribute__ ((packed))
#endif
#ifdef _MSC_VER
#pragma pack()
#endif
;
/** Describes a buffer state at a moment
*/
struct ssh_buffer_struct {
char *data;
uint32_t used;
uint32_t allocated;
uint32_t pos;
};
/* i should remove it one day */
typedef struct packet_struct {
int valid;
@@ -320,137 +294,13 @@ typedef struct ssh_crypto_struct {
void *compress_in_ctx; /* really, don't */
} CRYPTO;
struct ssh_channel_struct {
struct ssh_channel_struct *prev;
struct ssh_channel_struct *next;
ssh_session session; /* SSH_SESSION pointer */
uint32_t local_channel;
uint32_t local_window;
int local_eof;
uint32_t local_maxpacket;
uint32_t remote_channel;
uint32_t remote_window;
int remote_eof; /* end of file received */
uint32_t remote_maxpacket;
int open; /* shows if the channel is still opened */
int delayed_close;
ssh_buffer stdout_buffer;
ssh_buffer stderr_buffer;
void *userarg;
int version;
int blocking;
int exit_status;
};
struct ssh_agent_struct {
struct socket *sock;
ssh_buffer ident;
unsigned int count;
};
struct ssh_keys_struct {
const char *privatekey;
const char *publickey;
};
enum ssh_scp_states {
SSH_SCP_NEW, //Data structure just created
SSH_SCP_WRITE_INITED, //Gave our intention to write
SSH_SCP_WRITE_WRITING,//File was opened and currently writing
SSH_SCP_READ_INITED, //Gave our intention to read
SSH_SCP_READ_REQUESTED, //We got a read request
SSH_SCP_READ_READING, //File is opened and reading
SSH_SCP_ERROR, //Something bad happened
SSH_SCP_TERMINATED //Transfer finished
};
struct ssh_scp_struct {
ssh_session session;
int mode;
int recursive;
ssh_channel channel;
char *location;
enum ssh_scp_states state;
size_t filelen;
size_t processed;
enum ssh_scp_request_types request_type;
char *request_name;
char *warning;
int request_mode;
};
struct ssh_message_struct;
struct ssh_session_struct {
struct error_struct error;
struct socket *socket;
ssh_options options;
char *serverbanner;
char *clientbanner;
int protoversion;
int server;
int client;
int openssh;
uint32_t send_seq;
uint32_t recv_seq;
/* status flags */
int closed;
int closed_by_except;
int connected;
/* !=0 when the user got a session handle */
int alive;
/* two previous are deprecated */
int auth_service_asked;
/* socket status */
int blocking; // functions should block
ssh_string banner; /* that's the issue banner from
the server */
char *remotebanner; /* that's the SSH- banner from
remote host. */
char *discon_msg; /* disconnect message from
the remote host */
ssh_buffer in_buffer;
PACKET in_packet;
ssh_buffer out_buffer;
/* the states are used by the nonblocking stuff to remember */
/* where it was before being interrupted */
int packet_state;
int dh_handshake_state;
ssh_string dh_server_signature; //information used by dh_handshake.
KEX server_kex;
KEX client_kex;
ssh_buffer in_hashbuf;
ssh_buffer out_hashbuf;
CRYPTO *current_crypto;
CRYPTO *next_crypto; /* next_crypto is going to be used after a SSH2_MSG_NEWKEYS */
ssh_channel channels; /* linked list of channels */
int maxchannel;
int exec_channel_opened; /* version 1 only. more
info in channels1.c */
ssh_agent agent; /* ssh agent */
/* keyb interactive data */
struct ssh_kbdint_struct *kbdint;
int version; /* 1 or 2 */
/* server host keys */
ssh_private_key rsa_key;
ssh_private_key dsa_key;
/* auths accepted by server */
int auth_methods;
int hostkeys; /* contains type of host key wanted by client, in server impl */
struct ssh_list *ssh_message_list; /* list of delayed SSH messages */
int (*ssh_message_callback)( struct ssh_session_struct *session, ssh_message msg);
int log_verbosity; /*cached copy of the option structure */
int log_indent; /* indentation level in enter_function logs */
};
struct ssh_kbdint_struct {
uint32_t nprompts;
char *name;
@@ -523,111 +373,8 @@ struct ssh_message_struct {
struct ssh_service_request service_request;
};
#ifndef _WIN32
/* agent.c */
/**
* @brief Create a new ssh agent structure.
*
* @return An allocated ssh agent structure or NULL on error.
*/
struct ssh_agent_struct *agent_new(struct ssh_session_struct *session);
void agent_close(struct ssh_agent_struct *agent);
/**
* @brief Free an allocated ssh agent structure.
*
* @param agent The ssh agent structure to free.
*/
void agent_free(struct ssh_agent_struct *agent);
/**
* @brief Check if the ssh agent is running.
*
* @param session The ssh session to check for the agent.
*
* @return 1 if it is running, 0 if not.
*/
int agent_is_running(struct ssh_session_struct *session);
int agent_get_ident_count(struct ssh_session_struct *session);
struct ssh_public_key_struct *agent_get_next_ident(struct ssh_session_struct *session,
char **comment);
struct ssh_public_key_struct *agent_get_first_ident(struct ssh_session_struct *session,
char **comment);
ssh_string agent_sign_data(struct ssh_session_struct *session,
struct ssh_buffer_struct *data,
struct ssh_public_key_struct *pubkey);
#endif
/* poll.c */
int ssh_poll(ssh_pollfd_t *fds, nfds_t nfds, int timeout);
typedef struct ssh_poll_ctx SSH_POLL_CTX;
typedef struct ssh_poll SSH_POLL;
/**
* @brief SSH poll callback.
*
* @param p Poll object this callback belongs to.
* @param fd The raw socket.
* @param revents The current poll events on the socket.
* @param userdata Userdata to be passed to the callback function.
*
* @return 0 on success, < 0 if you removed the poll object from
* it's poll context.
*/
typedef int (*ssh_poll_callback)(SSH_POLL *p, int fd, int revents,
void *userdata);
SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb,
void *userdata);
void ssh_poll_free(SSH_POLL *p);
SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p);
short ssh_poll_get_events(SSH_POLL *p);
void ssh_poll_set_events(SSH_POLL *p, short events);
void ssh_poll_add_events(SSH_POLL *p, short events);
void ssh_poll_remove_events(SSH_POLL *p, short events);
socket_t ssh_poll_get_fd(SSH_POLL *p);
void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata);
SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size);
void ssh_poll_ctx_free(SSH_POLL_CTX *ctx);
int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p);
void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p);
int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout);
/* socket.c */
struct socket;
int ssh_socket_init(void);
struct socket *ssh_socket_new(ssh_session session);
void ssh_socket_free(struct socket *s);
void ssh_socket_set_fd(struct socket *s, socket_t fd);
socket_t ssh_socket_get_fd(struct socket *s);
#ifndef _WIN32
int ssh_socket_unix(struct socket *s, const char *path);
#endif
void ssh_socket_close(struct socket *s);
int ssh_socket_read(struct socket *s, void *buffer, int len);
int ssh_socket_write(struct socket *s,const void *buffer, int len);
int ssh_socket_is_open(struct socket *s);
int ssh_socket_fd_isset(struct socket *s, fd_set *set);
void ssh_socket_fd_set(struct socket *s, fd_set *set, int *fd_max);
int ssh_socket_completeread(struct socket *s, void *buffer, uint32_t len);
int ssh_socket_completewrite(struct socket *s, const void *buffer, uint32_t len);
int ssh_socket_wait_for_data(struct socket *s, ssh_session session, uint32_t len);
int ssh_socket_nonblocking_flush(struct socket *s);
int ssh_socket_blocking_flush(struct socket *s);
int ssh_socket_poll(struct socket *s, int *writeable, int *except);
void ssh_socket_set_towrite(struct socket *s);
void ssh_socket_set_toread(struct socket *s);
void ssh_socket_set_except(struct socket *s);
int ssh_socket_get_status(struct socket *s);
int ssh_socket_data_available(struct socket *s);
int ssh_socket_data_writable(struct socket *s);
/* session.c */
void ssh_cleanup(ssh_session session);
@@ -679,15 +426,6 @@ unsigned char *packet_encrypt(ssh_session session,void *packet,unsigned int len)
/* it returns the hmac buffer if exists*/
int packet_hmac_verify(ssh_session session,ssh_buffer buffer,unsigned char *mac);
/* in packet.c */
void packet_parse(ssh_session session);
int packet_send(ssh_session session);
int packet_read(ssh_session session);
int packet_translate(ssh_session session);
int packet_wait(ssh_session session,int type,int blocking);
int packet_flush(ssh_session session, int enforce_blocking);
/* connect.c */
int ssh_regex_init(void);
@@ -707,14 +445,6 @@ char **space_tokenize(const char *chain);
int ssh_get_kex1(ssh_session session);
char *ssh_find_matching(const char *in_d, const char *what_d);
/* in keyfiles.c */
ssh_private_key _privatekey_from_file(void *session, const char *filename,
int type);
ssh_string try_publickey_from_file(ssh_session session,
struct ssh_keys_struct keytab,
char **privkeyfile, int *type);
/* in keys.c */
const char *ssh_type_to_char(int type);
int ssh_type_from_name(const char *name);
@@ -736,15 +466,7 @@ ssh_string ssh_do_sign(ssh_session session,ssh_buffer sigbuf,
ssh_private_key privatekey);
ssh_string ssh_sign_session_id(ssh_session session, ssh_private_key privatekey);
ssh_string ssh_encrypt_rsa1(ssh_session session, ssh_string data, ssh_public_key key);
/* channel.c */
void channel_handle(ssh_session session, int type);
ssh_channel channel_new(ssh_session session);
int channel_default_bufferize(ssh_channel channel, void *data, int len,
int is_stderr);
uint32_t ssh_channel_new_id(ssh_session session);
ssh_channel ssh_channel_from_local(ssh_session session, uint32_t id);
int channel_write_common(ssh_channel channel, const void *data,
uint32_t len, int is_stderr);
/* options.c */
@@ -753,35 +475,6 @@ int ssh_options_default_username(ssh_options opt);
int ssh_options_default_ssh_dir(ssh_options opt);
int ssh_options_default_known_hosts_file(ssh_options opt);
/* buffer.c */
int buffer_add_ssh_string(ssh_buffer buffer, ssh_string string);
int buffer_add_u8(ssh_buffer buffer, uint8_t data);
int buffer_add_u32(ssh_buffer buffer, uint32_t data);
int buffer_add_u64(ssh_buffer buffer, uint64_t data);
int buffer_add_data(ssh_buffer buffer, const void *data, uint32_t len);
int buffer_prepend_data(ssh_buffer buffer, const void *data, uint32_t len);
int buffer_add_buffer(ssh_buffer buffer, ssh_buffer source);
int buffer_reinit(ssh_buffer buffer);
/* buffer_get_rest returns a pointer to the current position into the buffer */
void *buffer_get_rest(ssh_buffer buffer);
/* buffer_get_rest_len returns the number of bytes which can be read */
uint32_t buffer_get_rest_len(ssh_buffer buffer);
/* buffer_read_*() returns the number of bytes read, except for ssh strings */
int buffer_get_u8(ssh_buffer buffer, uint8_t *data);
int buffer_get_u32(ssh_buffer buffer, uint32_t *data);
int buffer_get_u64(ssh_buffer buffer, uint64_t *data);
uint32_t buffer_get_data(ssh_buffer buffer, void *data, uint32_t requestedlen);
/* buffer_get_ssh_string() is an exception. if the String read is too large or invalid, it will answer NULL. */
ssh_string buffer_get_ssh_string(ssh_buffer buffer);
/* gets a string out of a SSH-1 mpint */
ssh_string buffer_get_mpint(ssh_buffer buffer);
/* buffer_pass_bytes acts as if len bytes have been read (used for padding) */
uint32_t buffer_pass_bytes_end(ssh_buffer buffer, uint32_t len);
uint32_t buffer_pass_bytes(ssh_buffer buffer, uint32_t len);
/* in base64.c */
ssh_buffer base64_to_bin(const char *source);
unsigned char *bin_to_base64(const unsigned char *source, int len);
@@ -859,10 +552,6 @@ int channel_request_exec1(ssh_channel channel, const char *cmd);
int channel_handle1(ssh_session session, int type);
int channel_write1(ssh_channel channel, const void *data, int len);
/* session.c */
int ssh_handle_packets(ssh_session session);
/* match.c */
int match_hostname(const char *host, const char *pattern, unsigned int len);
@@ -871,12 +560,6 @@ int match_hostname(const char *host, const char *pattern, unsigned int len);
void message_handle(ssh_session session, uint32_t type);
int ssh_execute_message_callbacks(ssh_session session);
/* scp.c */
int ssh_scp_read_string(ssh_scp scp, char *buffer, size_t len);
int ssh_scp_integer_mode(const char *mode);
char *ssh_scp_string_mode(int mode);
int ssh_scp_response(ssh_scp scp, char **response);
/* log.c */
#ifndef __FUNCTION__

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/*
* This file is part of the SSH Library
*
* Copyright (c) 2003-2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef _SCP_H
#define _SCP_H
enum ssh_scp_states {
SSH_SCP_NEW, //Data structure just created
SSH_SCP_WRITE_INITED, //Gave our intention to write
SSH_SCP_WRITE_WRITING,//File was opened and currently writing
SSH_SCP_READ_INITED, //Gave our intention to read
SSH_SCP_READ_REQUESTED, //We got a read request
SSH_SCP_READ_READING, //File is opened and reading
SSH_SCP_ERROR, //Something bad happened
SSH_SCP_TERMINATED //Transfer finished
};
struct ssh_scp_struct {
ssh_session session;
int mode;
int recursive;
ssh_channel channel;
char *location;
enum ssh_scp_states state;
size_t filelen;
size_t processed;
enum ssh_scp_request_types request_type;
char *request_name;
char *warning;
int request_mode;
};
int ssh_scp_read_string(ssh_scp scp, char *buffer, size_t len);
int ssh_scp_integer_mode(const char *mode);
char *ssh_scp_string_mode(int mode);
int ssh_scp_response(ssh_scp scp, char **response);
#endif

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/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef SESSION_H_
#define SESSION_H_
#include "libssh/priv.h"
struct ssh_session_struct {
struct error_struct error;
struct socket *socket;
ssh_options options;
char *serverbanner;
char *clientbanner;
int protoversion;
int server;
int client;
int openssh;
uint32_t send_seq;
uint32_t recv_seq;
/* status flags */
int closed;
int closed_by_except;
int connected;
/* !=0 when the user got a session handle */
int alive;
/* two previous are deprecated */
int auth_service_asked;
/* socket status */
int blocking; // functions should block
ssh_string banner; /* that's the issue banner from
the server */
char *remotebanner; /* that's the SSH- banner from
remote host. */
char *discon_msg; /* disconnect message from
the remote host */
ssh_buffer in_buffer;
PACKET in_packet;
ssh_buffer out_buffer;
/* the states are used by the nonblocking stuff to remember */
/* where it was before being interrupted */
int packet_state;
int dh_handshake_state;
ssh_string dh_server_signature; //information used by dh_handshake.
KEX server_kex;
KEX client_kex;
ssh_buffer in_hashbuf;
ssh_buffer out_hashbuf;
CRYPTO *current_crypto;
CRYPTO *next_crypto; /* next_crypto is going to be used after a SSH2_MSG_NEWKEYS */
ssh_channel channels; /* linked list of channels */
int maxchannel;
int exec_channel_opened; /* version 1 only. more
info in channels1.c */
ssh_agent agent; /* ssh agent */
/* keyb interactive data */
struct ssh_kbdint_struct *kbdint;
int version; /* 1 or 2 */
/* server host keys */
ssh_private_key rsa_key;
ssh_private_key dsa_key;
/* auths accepted by server */
int auth_methods;
int hostkeys; /* contains type of host key wanted by client, in server impl */
struct ssh_list *ssh_message_list; /* list of delayed SSH messages */
int (*ssh_message_callback)( struct ssh_session_struct *session, ssh_message msg);
int log_verbosity; /*cached copy of the option structure */
int log_indent; /* indentation level in enter_function logs */
};
int ssh_handle_packets(ssh_session session);
#endif /* SESSION_H_ */

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/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef SOCKET_H_
#define SOCKET_H_
/* socket.c */
struct socket;
int ssh_socket_init(void);
struct socket *ssh_socket_new(ssh_session session);
void ssh_socket_free(struct socket *s);
void ssh_socket_set_fd(struct socket *s, socket_t fd);
socket_t ssh_socket_get_fd(struct socket *s);
#ifndef _WIN32
int ssh_socket_unix(struct socket *s, const char *path);
#endif
void ssh_socket_close(struct socket *s);
int ssh_socket_read(struct socket *s, void *buffer, int len);
int ssh_socket_write(struct socket *s,const void *buffer, int len);
int ssh_socket_is_open(struct socket *s);
int ssh_socket_fd_isset(struct socket *s, fd_set *set);
void ssh_socket_fd_set(struct socket *s, fd_set *set, int *fd_max);
int ssh_socket_completeread(struct socket *s, void *buffer, uint32_t len);
int ssh_socket_completewrite(struct socket *s, const void *buffer, uint32_t len);
int ssh_socket_wait_for_data(struct socket *s, ssh_session session, uint32_t len);
int ssh_socket_nonblocking_flush(struct socket *s);
int ssh_socket_blocking_flush(struct socket *s);
int ssh_socket_poll(struct socket *s, int *writeable, int *except);
void ssh_socket_set_towrite(struct socket *s);
void ssh_socket_set_toread(struct socket *s);
void ssh_socket_set_except(struct socket *s);
int ssh_socket_get_status(struct socket *s);
int ssh_socket_data_available(struct socket *s);
int ssh_socket_data_writable(struct socket *s);
#endif /* SOCKET_H_ */

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/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef STRING_H_
#define STRING_H_
#include "libssh/priv.h"
/* must be 32 bits number + immediately our data */
#ifdef _MSC_VER
#pragma pack(1)
#endif
struct ssh_string_struct {
uint32_t size;
unsigned char string[MAX_PACKET_LEN];
}
#if !defined(__SUNPRO_C) && !defined(_MSC_VER)
__attribute__ ((packed))
#endif
#ifdef _MSC_VER
#pragma pack()
#endif
;
#endif /* STRING_H_ */