| /* |
| * Author: Tatu Ylonen <ylo@cs.hut.fi> |
| * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
| * All rights reserved |
| * |
| * As far as I am concerned, the code I have written for this software |
| * can be used freely for any purpose. Any derived versions of this |
| * software must be clearly marked as such, and if the derived work is |
| * incompatible with the protocol description in the RFC file, it must be |
| * called by a name other than "ssh" or "Secure Shell". |
| */ |
| |
| /* RCSID("$OpenBSD: bufaux.h,v 1.11 2001/01/21 19:05:45 markus Exp $"); */ |
| |
| #ifndef BUFAUX_H |
| #define BUFAUX_H |
| |
| #include "buffer.h" |
| #include <openssl/bn.h> |
| |
| /* |
| * Stores an BIGNUM in the buffer with a 2-byte msb first bit count, followed |
| * by (bits+7)/8 bytes of binary data, msb first. |
| */ |
| void buffer_put_bignum(Buffer * buffer, BIGNUM * value); |
| void buffer_put_bignum2(Buffer * buffer, BIGNUM * value); |
| |
| /* Retrieves an BIGNUM from the buffer. */ |
| int buffer_get_bignum(Buffer * buffer, BIGNUM * value); |
| int buffer_get_bignum2(Buffer *buffer, BIGNUM * value); |
| |
| /* Returns an integer from the buffer (4 bytes, msb first). */ |
| u_int buffer_get_int(Buffer * buffer); |
| u_int64_t buffer_get_int64(Buffer *buffer); |
| |
| /* Stores an integer in the buffer in 4 bytes, msb first. */ |
| void buffer_put_int(Buffer * buffer, u_int value); |
| void buffer_put_int64(Buffer *buffer, u_int64_t value); |
| |
| /* Returns a character from the buffer (0 - 255). */ |
| int buffer_get_char(Buffer * buffer); |
| |
| /* Stores a character in the buffer. */ |
| void buffer_put_char(Buffer * buffer, int value); |
| |
| /* |
| * Returns an arbitrary binary string from the buffer. The string cannot be |
| * longer than 256k. The returned value points to memory allocated with |
| * xmalloc; it is the responsibility of the calling function to free the |
| * data. If length_ptr is non-NULL, the length of the returned data will be |
| * stored there. A null character will be automatically appended to the |
| * returned string, and is not counted in length. |
| */ |
| char *buffer_get_string(Buffer * buffer, u_int *length_ptr); |
| |
| /* Stores and arbitrary binary string in the buffer. */ |
| void buffer_put_string(Buffer * buffer, const void *buf, u_int len); |
| void buffer_put_cstring(Buffer *buffer, const char *s); |
| |
| #endif /* BUFAUX_H */ |