X-Git-Url: http://andersk.mit.edu/gitweb/gssapi-openssh.git/blobdiff_plain/473db5ab5dc72edf117fa77af706f110e9acd01a..d5efc78afe35c0cdd3b43799024062d31edb61c6:/openssh/buffer.h

diff --git a/openssh/buffer.h b/openssh/buffer.h
index 634b272..1467791 100644
--- a/openssh/buffer.h
+++ b/openssh/buffer.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: buffer.h,v 1.13 2005/03/14 11:46:56 markus Exp $	*/
+/* $OpenBSD: buffer.h,v 1.17 2008/05/08 06:59:01 markus Exp $ */
 
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
@@ -16,6 +16,9 @@
 #ifndef BUFFER_H
 #define BUFFER_H
 
+/* move the following to a more appropriate place and name */
+#define BUFFER_MAX_LEN_HPN          0x4000000  /* 64MB */
+
 typedef struct {
 	u_char	*buf;		/* Buffer for data. */
 	u_int	 alloc;		/* Number of bytes allocated for data. */
@@ -23,10 +26,6 @@ typedef struct {
 	u_int	 end;		/* Offset of last byte containing data. */
 }       Buffer;
 
-#define	BUFFER_MAX_CHUNK	0x100000
-#define	BUFFER_MAX_LEN		0xa00000
-#define BUFFER_MAX_HPN_LEN	(2<<29)-1
-
 void	 buffer_init(Buffer *);
 void	 buffer_clear(Buffer *);
 void	 buffer_free(Buffer *);
@@ -37,6 +36,8 @@ void	*buffer_ptr(Buffer *);
 void	 buffer_append(Buffer *, const void *, u_int);
 void	*buffer_append_space(Buffer *, u_int);
 
+int	 buffer_check_alloc(Buffer *, u_int);
+
 void	 buffer_get(Buffer *, void *, u_int);
 
 void	 buffer_consume(Buffer *, u_int);
@@ -48,4 +49,41 @@ int	 buffer_get_ret(Buffer *, void *, u_int);
 int	 buffer_consume_ret(Buffer *, u_int);
 int	 buffer_consume_end_ret(Buffer *, u_int);
 
+#include <openssl/bn.h>
+
+void    buffer_put_bignum(Buffer *, const BIGNUM *);
+void    buffer_put_bignum2(Buffer *, const BIGNUM *);
+void	buffer_get_bignum(Buffer *, BIGNUM *);
+void	buffer_get_bignum2(Buffer *, BIGNUM *);
+
+u_short	buffer_get_short(Buffer *);
+void	buffer_put_short(Buffer *, u_short);
+
+u_int	buffer_get_int(Buffer *);
+void    buffer_put_int(Buffer *, u_int);
+
+u_int64_t buffer_get_int64(Buffer *);
+void	buffer_put_int64(Buffer *, u_int64_t);
+
+int     buffer_get_char(Buffer *);
+void    buffer_put_char(Buffer *, int);
+
+void   *buffer_get_string(Buffer *, u_int *);
+void   *buffer_get_string_ptr(Buffer *, u_int *);
+void    buffer_put_string(Buffer *, const void *, u_int);
+void	buffer_put_cstring(Buffer *, const char *);
+
+#define buffer_skip_string(b) \
+    do { u_int l = buffer_get_int(b); buffer_consume(b, l); } while (0)
+
+int	buffer_put_bignum_ret(Buffer *, const BIGNUM *);
+int	buffer_get_bignum_ret(Buffer *, BIGNUM *);
+int	buffer_put_bignum2_ret(Buffer *, const BIGNUM *);
+int	buffer_get_bignum2_ret(Buffer *, BIGNUM *);
+int	buffer_get_short_ret(u_short *, Buffer *);
+int	buffer_get_int_ret(u_int *, Buffer *);
+int	buffer_get_int64_ret(u_int64_t *, Buffer *);
+void	*buffer_get_string_ret(Buffer *, u_int *);
+int	buffer_get_char_ret(char *, Buffer *);
+
 #endif				/* BUFFER_H */