src/usr.bin/ssh/packet.h - diff

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version 1.1, 1999/09/26 20:53:36

version 1.2, 1999/09/28 04:45:36

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#ifndef PACKET_H

#define PACKET_H

#include <gmp.h>

#include <ssl/bn.h>

#include "randoms.h"

/* Sets the socket used for communication. Disables encryption until

packet_set_encryption_key is called. It is permissible that fd_in

and fd_out are the same descriptor; in that case it is assumed to

be a socket. */

void packet_set_connection(int fd_in, int fd_out, RandomState *state);

void packet_set_connection(int fd_in, int fd_out);

/* Puts the connection file descriptors into non-blocking mode. */

void packet_set_nonblocking(void);

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void packet_put_int(unsigned int value);

/* Appends an arbitrary precision integer to packet data. */

void packet_put_mp_int(MP_INT *value);

void packet_put_bignum(BIGNUM *value);

/* Appends a string to packet data. */

void packet_put_string(const char *buf, unsigned int len);

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/* Returns an arbitrary precision integer from the packet data. The integer

must have been initialized before this call. */

void packet_get_mp_int(MP_INT *value, int *length_ptr);

void packet_get_bignum(BIGNUM *value, int *length_ptr);

/* Returns a string from the packet data. The string is allocated using

xmalloc; it is the responsibility of the calling program to free it when