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ce98654674
[auth-options.c auth-rsa.c bufaux.c buffer.h channels.c hostfile.c]
[hostfile.h mux.c packet.c packet.h roaming_common.c serverloop.c]
fix pointer-signedness warnings from clang/llvm-3.3; "seems nice" deraadt@
99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/* $OpenBSD: buffer.h,v 1.22 2013/07/12 00:19:58 djm Exp $ */
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/*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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* Code for manipulating FIFO buffers.
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*
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* As far as I am concerned, the code I have written for this software
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* can be used freely for any purpose. Any derived versions of this
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* software must be clearly marked as such, and if the derived work is
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* incompatible with the protocol description in the RFC file, it must be
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* called by a name other than "ssh" or "Secure Shell".
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*/
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#ifndef BUFFER_H
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#define BUFFER_H
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typedef struct {
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u_char *buf; /* Buffer for data. */
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u_int alloc; /* Number of bytes allocated for data. */
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u_int offset; /* Offset of first byte containing data. */
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u_int end; /* Offset of last byte containing data. */
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} Buffer;
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void buffer_init(Buffer *);
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void buffer_clear(Buffer *);
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void buffer_free(Buffer *);
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u_int buffer_len(const Buffer *);
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void *buffer_ptr(const Buffer *);
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void buffer_append(Buffer *, const void *, u_int);
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void *buffer_append_space(Buffer *, u_int);
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int buffer_check_alloc(Buffer *, u_int);
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void buffer_get(Buffer *, void *, u_int);
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void buffer_consume(Buffer *, u_int);
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void buffer_consume_end(Buffer *, u_int);
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void buffer_dump(const Buffer *);
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int buffer_get_ret(Buffer *, void *, u_int);
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int buffer_consume_ret(Buffer *, u_int);
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int buffer_consume_end_ret(Buffer *, u_int);
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#include <openssl/bn.h>
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void buffer_put_bignum(Buffer *, const BIGNUM *);
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void buffer_put_bignum2(Buffer *, const BIGNUM *);
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void buffer_get_bignum(Buffer *, BIGNUM *);
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void buffer_get_bignum2(Buffer *, BIGNUM *);
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u_short buffer_get_short(Buffer *);
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void buffer_put_short(Buffer *, u_short);
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u_int buffer_get_int(Buffer *);
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void buffer_put_int(Buffer *, u_int);
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u_int64_t buffer_get_int64(Buffer *);
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void buffer_put_int64(Buffer *, u_int64_t);
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int buffer_get_char(Buffer *);
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void buffer_put_char(Buffer *, int);
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void *buffer_get_string(Buffer *, u_int *);
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void *buffer_get_string_ptr(Buffer *, u_int *);
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void buffer_put_string(Buffer *, const void *, u_int);
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char *buffer_get_cstring(Buffer *, u_int *);
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void buffer_put_cstring(Buffer *, const char *);
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#define buffer_skip_string(b) \
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do { u_int l = buffer_get_int(b); buffer_consume(b, l); } while (0)
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int buffer_put_bignum_ret(Buffer *, const BIGNUM *);
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int buffer_get_bignum_ret(Buffer *, BIGNUM *);
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int buffer_put_bignum2_ret(Buffer *, const BIGNUM *);
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int buffer_get_bignum2_ret(Buffer *, BIGNUM *);
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int buffer_get_short_ret(u_short *, Buffer *);
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int buffer_get_int_ret(u_int *, Buffer *);
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int buffer_get_int64_ret(u_int64_t *, Buffer *);
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void *buffer_get_string_ret(Buffer *, u_int *);
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char *buffer_get_cstring_ret(Buffer *, u_int *);
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void *buffer_get_string_ptr_ret(Buffer *, u_int *);
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int buffer_get_char_ret(u_char *, Buffer *);
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#ifdef OPENSSL_HAS_ECC
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#include <openssl/ec.h>
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int buffer_put_ecpoint_ret(Buffer *, const EC_GROUP *, const EC_POINT *);
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void buffer_put_ecpoint(Buffer *, const EC_GROUP *, const EC_POINT *);
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int buffer_get_ecpoint_ret(Buffer *, const EC_GROUP *, EC_POINT *);
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void buffer_get_ecpoint(Buffer *, const EC_GROUP *, EC_POINT *);
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#endif
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#endif /* BUFFER_H */
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