grub2/0098-Remove-autogenerated-files-from-VCS.patch

From 4f807b753f72016b58e78342cf218ac14ff5204a Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sat, 12 Jan 2013 16:17:31 +0100
Subject: [PATCH 098/471] Remove autogenerated files from VCS

---
 .bzrignore                   |    2 +
 include/grub/gcrypt/gcrypt.h | 1333 ------------------------------------------
 2 files changed, 2 insertions(+), 1333 deletions(-)
 delete mode 100644 include/grub/gcrypt/gcrypt.h

diff --git a/.bzrignore b/.bzrignore
index e05e5d9..c6797ad 100644
--- a/.bzrignore
+++ b/.bzrignore
@@ -172,3 +172,5 @@ Makefile.utilgcry.def
 po/*.po
 po/*.gmo
 po/LINGUAS
+include/grub/gcrypt/gcrypt.h
+include/grub/gcrypt/g10lib.h
diff --git a/include/grub/gcrypt/gcrypt.h b/include/grub/gcrypt/gcrypt.h
deleted file mode 100644
index fc83571..0000000
--- a/include/grub/gcrypt/gcrypt.h
+++ /dev/null
@@ -1,1333 +0,0 @@
-/* gcrypt.h -  GNU Cryptographic Library Interface              -*- c -*-
-   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006
-                 2007, 2008, 2009, 2010, 2011  Free Software Foundation, Inc.
-
-   This file is part of Libgcrypt.
-
-   Libgcrypt 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.
-
-   Libgcrypt 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 this program; if not, see <http://www.gnu.org/licenses/>.
-
-   File: @configure_input@ */
-
-#ifndef _GCRYPT_H
-#define _GCRYPT_H
-
-#include <stdarg.h>
-
-#include <grub/gcrypt/gpg-error.h>
-
-#include <sys/types.h>
-
-#if defined _WIN32 || defined __WIN32__
-# include <winsock2.h>
-# include <ws2tcpip.h>
-# include <time.h>
-# ifndef __GNUC__
-  typedef long ssize_t;
-  typedef int  pid_t;
-# endif /*!__GNUC__*/
-#else
-# include <sys/socket.h>
-# include <sys/time.h>
-#endif /*!_WIN32*/
-
-
-/* This is required for error code compatibility. */
-#define _GCRY_ERR_SOURCE_DEFAULT GPG_ERR_SOURCE_GCRYPT
-
-#ifdef __cplusplus
-extern "C" {
-#if 0 /* (Keep Emacsens' auto-indent happy.) */
-}
-#endif
-#endif
-
-/* The version of this header should match the one of the library. It
-   should not be used by a program because gcry_check_version() should
-   return the same version.  The purpose of this macro is to let
-   autoconf (using the AM_PATH_GCRYPT macro) check that this header
-   matches the installed library.  */
-#define GCRYPT_VERSION "@VERSION@"
-
-/* Internal: We can't use the convenience macros for the multi
-   precision integer functions when building this library. */
-#ifdef _GCRYPT_IN_LIBGCRYPT
-#ifndef GCRYPT_NO_MPI_MACROS
-#define GCRYPT_NO_MPI_MACROS 1
-#endif
-#endif
-
-/* We want to use gcc attributes when possible.  Warning: Don't use
-   these macros in your programs: As indicated by the leading
-   underscore they are subject to change without notice. */
-#ifdef __GNUC__
-
-#define _GCRY_GCC_VERSION (__GNUC__ * 10000 \
-                             + __GNUC_MINOR__ * 100 \
-                             + __GNUC_PATCHLEVEL__)
-
-#if _GCRY_GCC_VERSION >= 30100
-#define _GCRY_GCC_ATTR_DEPRECATED __attribute__ ((__deprecated__))
-#endif
-
-#if _GCRY_GCC_VERSION >= 29600
-#define _GCRY_GCC_ATTR_PURE  __attribute__ ((__pure__))
-#endif
-
-#if _GCRY_GCC_VERSION >= 30200
-#define _GCRY_GCC_ATTR_MALLOC  __attribute__ ((__malloc__))
-#endif
-
-#endif /*__GNUC__*/
-
-#ifndef _GCRY_GCC_ATTR_DEPRECATED
-#define _GCRY_GCC_ATTR_DEPRECATED
-#endif
-#ifndef _GCRY_GCC_ATTR_PURE
-#define _GCRY_GCC_ATTR_PURE
-#endif
-#ifndef _GCRY_GCC_ATTR_MALLOC
-#define _GCRY_GCC_ATTR_MALLOC
-#endif
-
-/* Make up an attribute to mark functions and types as deprecated but
-   allow internal use by Libgcrypt.  */
-#ifdef _GCRYPT_IN_LIBGCRYPT
-#define _GCRY_ATTR_INTERNAL
-#else
-#define _GCRY_ATTR_INTERNAL	_GCRY_GCC_ATTR_DEPRECATED
-#endif
-
-/* Wrappers for the libgpg-error library.  */
-
-typedef gpg_error_t gcry_error_t;
-typedef gpg_err_code_t gcry_err_code_t;
-typedef gpg_err_source_t gcry_err_source_t;
-
-static GPG_ERR_INLINE gcry_error_t
-gcry_err_make (gcry_err_source_t source, gcry_err_code_t code)
-{
-  return gpg_err_make (source, code);
-}
-
-/* The user can define GPG_ERR_SOURCE_DEFAULT before including this
-   file to specify a default source for gpg_error.  */
-#ifndef GCRY_ERR_SOURCE_DEFAULT
-#define GCRY_ERR_SOURCE_DEFAULT  GPG_ERR_SOURCE_USER_1
-#endif
-
-static GPG_ERR_INLINE gcry_error_t
-gcry_error (gcry_err_code_t code)
-{
-  return gcry_err_make (GCRY_ERR_SOURCE_DEFAULT, code);
-}
-
-static GPG_ERR_INLINE gcry_err_code_t
-gcry_err_code (gcry_error_t err)
-{
-  return gpg_err_code (err);
-}
-
-
-static GPG_ERR_INLINE gcry_err_source_t
-gcry_err_source (gcry_error_t err)
-{
-  return gpg_err_source (err);
-}
-
-/* Return a pointer to a string containing a description of the error
-   code in the error value ERR.  */
-const char *gcry_strerror (gcry_error_t err);
-
-/* Return a pointer to a string containing a description of the error
-   source in the error value ERR.  */
-const char *gcry_strsource (gcry_error_t err);
-
-/* Retrieve the error code for the system error ERR.  This returns
-   GPG_ERR_UNKNOWN_ERRNO if the system error is not mapped (report
-   this).  */
-gcry_err_code_t gcry_err_code_from_errno (int err);
-
-/* Retrieve the system error for the error code CODE.  This returns 0
-   if CODE is not a system error code.  */
-int gcry_err_code_to_errno (gcry_err_code_t code);
-
-/* Return an error value with the error source SOURCE and the system
-   error ERR.  */
-gcry_error_t gcry_err_make_from_errno (gcry_err_source_t source, int err);
-
-/* Return an error value with the system error ERR.  */
-gcry_err_code_t gcry_error_from_errno (int err);
-
-
-/* NOTE: Since Libgcrypt 1.6 the thread callbacks are not anymore
-   used.  However we keep it to allow for some source code
-   compatibility if used in the standard way.  */
-
-/* Constants defining the thread model to use.  Used with the OPTION
-   field of the struct gcry_thread_cbs.  */
-#define GCRY_THREAD_OPTION_DEFAULT  0
-#define GCRY_THREAD_OPTION_USER     1
-#define GCRY_THREAD_OPTION_PTH      2
-#define GCRY_THREAD_OPTION_PTHREAD  3
-
-/* The version number encoded in the OPTION field of the struct
-   gcry_thread_cbs.  */
-#define GCRY_THREAD_OPTION_VERSION  1
-
-/* Wrapper for struct ath_ops.  */
-struct gcry_thread_cbs
-{
-  /* The OPTION field encodes the thread model and the version number
-     of this structure.
-       Bits  7 - 0  are used for the thread model
-       Bits 15 - 8  are used for the version number.  */
-  unsigned int option;
-} _GCRY_ATTR_INTERNAL;
-
-#define GCRY_THREAD_OPTION_PTH_IMPL                                     \
-  static struct gcry_thread_cbs gcry_threads_pth = {                    \
-    (GCRY_THREAD_OPTION_PTH | (GCRY_THREAD_OPTION_VERSION << 8))}
-
-#define GCRY_THREAD_OPTION_PTHREAD_IMPL                                 \
-  static struct gcry_thread_cbs gcry_threads_pthread = {                \
-    (GCRY_THREAD_OPTION_PTHREAD | (GCRY_THREAD_OPTION_VERSION << 8))}
-
-
-
-/* The data object used to hold a multi precision integer.  */
-struct gcry_mpi;
-typedef struct gcry_mpi *gcry_mpi_t;
-
-#ifndef GCRYPT_NO_DEPRECATED
-typedef struct gcry_mpi *GCRY_MPI _GCRY_GCC_ATTR_DEPRECATED;
-typedef struct gcry_mpi *GcryMPI _GCRY_GCC_ATTR_DEPRECATED;
-#endif
-
-
-
-/* Check that the library fulfills the version requirement.  */
-const char *gcry_check_version (const char *req_version);
-
-/* Codes for function dispatchers.  */
-
-/* Codes used with the gcry_control function. */
-enum gcry_ctl_cmds
-  {
-    GCRYCTL_SET_KEY  = 1,
-    GCRYCTL_SET_IV   = 2,
-    GCRYCTL_CFB_SYNC = 3,
-    GCRYCTL_RESET    = 4,   /* e.g. for MDs */
-    GCRYCTL_FINALIZE = 5,
-    GCRYCTL_GET_KEYLEN = 6,
-    GCRYCTL_GET_BLKLEN = 7,
-    GCRYCTL_TEST_ALGO = 8,
-    GCRYCTL_IS_SECURE = 9,
-    GCRYCTL_GET_ASNOID = 10,
-    GCRYCTL_ENABLE_ALGO = 11,
-    GCRYCTL_DISABLE_ALGO = 12,
-    GCRYCTL_DUMP_RANDOM_STATS = 13,
-    GCRYCTL_DUMP_SECMEM_STATS = 14,
-    GCRYCTL_GET_ALGO_NPKEY    = 15,
-    GCRYCTL_GET_ALGO_NSKEY    = 16,
-    GCRYCTL_GET_ALGO_NSIGN    = 17,
-    GCRYCTL_GET_ALGO_NENCR    = 18,
-    GCRYCTL_SET_VERBOSITY     = 19,
-    GCRYCTL_SET_DEBUG_FLAGS   = 20,
-    GCRYCTL_CLEAR_DEBUG_FLAGS = 21,
-    GCRYCTL_USE_SECURE_RNDPOOL= 22,
-    GCRYCTL_DUMP_MEMORY_STATS = 23,
-    GCRYCTL_INIT_SECMEM       = 24,
-    GCRYCTL_TERM_SECMEM       = 25,
-    GCRYCTL_DISABLE_SECMEM_WARN = 27,
-    GCRYCTL_SUSPEND_SECMEM_WARN = 28,
-    GCRYCTL_RESUME_SECMEM_WARN  = 29,
-    GCRYCTL_DROP_PRIVS          = 30,
-    GCRYCTL_ENABLE_M_GUARD      = 31,
-    GCRYCTL_START_DUMP          = 32,
-    GCRYCTL_STOP_DUMP           = 33,
-    GCRYCTL_GET_ALGO_USAGE      = 34,
-    GCRYCTL_IS_ALGO_ENABLED     = 35,
-    GCRYCTL_DISABLE_INTERNAL_LOCKING = 36,
-    GCRYCTL_DISABLE_SECMEM      = 37,
-    GCRYCTL_INITIALIZATION_FINISHED = 38,
-    GCRYCTL_INITIALIZATION_FINISHED_P = 39,
-    GCRYCTL_ANY_INITIALIZATION_P = 40,
-    GCRYCTL_SET_CBC_CTS = 41,
-    GCRYCTL_SET_CBC_MAC = 42,
-    GCRYCTL_SET_CTR = 43,
-    GCRYCTL_ENABLE_QUICK_RANDOM = 44,
-    GCRYCTL_SET_RANDOM_SEED_FILE = 45,
-    GCRYCTL_UPDATE_RANDOM_SEED_FILE = 46,
-    GCRYCTL_SET_THREAD_CBS = 47,
-    GCRYCTL_FAST_POLL = 48,
-    GCRYCTL_SET_RANDOM_DAEMON_SOCKET = 49,
-    GCRYCTL_USE_RANDOM_DAEMON = 50,
-    GCRYCTL_FAKED_RANDOM_P = 51,
-    GCRYCTL_SET_RNDEGD_SOCKET = 52,
-    GCRYCTL_PRINT_CONFIG = 53,
-    GCRYCTL_OPERATIONAL_P = 54,
-    GCRYCTL_FIPS_MODE_P = 55,
-    GCRYCTL_FORCE_FIPS_MODE = 56,
-    GCRYCTL_SELFTEST = 57,
-    /* Note: 58 .. 62 are used internally.  */
-    GCRYCTL_DISABLE_HWF = 63
-  };
-
-/* Perform various operations defined by CMD. */
-gcry_error_t gcry_control (enum gcry_ctl_cmds CMD, ...);
-
-
-/* S-expression management. */
-
-/* The object to represent an S-expression as used with the public key
-   functions.  */
-struct gcry_sexp;
-typedef struct gcry_sexp *gcry_sexp_t;
-
-#ifndef GCRYPT_NO_DEPRECATED
-typedef struct gcry_sexp *GCRY_SEXP _GCRY_GCC_ATTR_DEPRECATED;
-typedef struct gcry_sexp *GcrySexp _GCRY_GCC_ATTR_DEPRECATED;
-#endif
-
-/* The possible values for the S-expression format. */
-enum gcry_sexp_format
-  {
-    GCRYSEXP_FMT_DEFAULT   = 0,
-    GCRYSEXP_FMT_CANON     = 1,
-    GCRYSEXP_FMT_BASE64    = 2,
-    GCRYSEXP_FMT_ADVANCED  = 3
-  };
-
-/* Create an new S-expression object from BUFFER of size LENGTH and
-   return it in RETSEXP.  With AUTODETECT set to 0 the data in BUFFER
-   is expected to be in canonized format.  */
-gcry_error_t gcry_sexp_new (gcry_sexp_t *retsexp,
-                            const void *buffer, size_t length,
-                            int autodetect);
-
- /* Same as gcry_sexp_new but allows to pass a FREEFNC which has the
-    effect to transfer ownership of BUFFER to the created object.  */
-gcry_error_t gcry_sexp_create (gcry_sexp_t *retsexp,
-                               void *buffer, size_t length,
-                               int autodetect, void (*freefnc) (void *));
-
-/* Scan BUFFER and return a new S-expression object in RETSEXP.  This
-   function expects a printf like string in BUFFER.  */
-gcry_error_t gcry_sexp_sscan (gcry_sexp_t *retsexp, size_t *erroff,
-                              const char *buffer, size_t length);
-
-/* Same as gcry_sexp_sscan but expects a string in FORMAT and can thus
-   only be used for certain encodings.  */
-gcry_error_t gcry_sexp_build (gcry_sexp_t *retsexp, size_t *erroff,
-                              const char *format, ...);
-
-/* Like gcry_sexp_build, but uses an array instead of variable
-   function arguments.  */
-gcry_error_t gcry_sexp_build_array (gcry_sexp_t *retsexp, size_t *erroff,
-				    const char *format, void **arg_list);
-
-/* Release the S-expression object SEXP */
-void gcry_sexp_release (gcry_sexp_t sexp);
-
-/* Calculate the length of an canonized S-expresion in BUFFER and
-   check for a valid encoding. */
-size_t gcry_sexp_canon_len (const unsigned char *buffer, size_t length,
-                            size_t *erroff, gcry_error_t *errcode);
-
-/* Copies the S-expression object SEXP into BUFFER using the format
-   specified in MODE.  */
-size_t gcry_sexp_sprint (gcry_sexp_t sexp, int mode, void *buffer,
-                         size_t maxlength);
-
-/* Dumps the S-expression object A in a format suitable for debugging
-   to Libgcrypt's logging stream.  */
-void gcry_sexp_dump (const gcry_sexp_t a);
-
-gcry_sexp_t gcry_sexp_cons (const gcry_sexp_t a, const gcry_sexp_t b);
-gcry_sexp_t gcry_sexp_alist (const gcry_sexp_t *array);
-gcry_sexp_t gcry_sexp_vlist (const gcry_sexp_t a, ...);
-gcry_sexp_t gcry_sexp_append (const gcry_sexp_t a, const gcry_sexp_t n);
-gcry_sexp_t gcry_sexp_prepend (const gcry_sexp_t a, const gcry_sexp_t n);
-
-/* Scan the S-expression for a sublist with a type (the car of the
-   list) matching the string TOKEN.  If TOKLEN is not 0, the token is
-   assumed to be raw memory of this length.  The function returns a
-   newly allocated S-expression consisting of the found sublist or
-   `NULL' when not found.  */
-gcry_sexp_t gcry_sexp_find_token (gcry_sexp_t list,
-                                const char *tok, size_t toklen);
-/* Return the length of the LIST.  For a valid S-expression this
-   should be at least 1.  */
-int gcry_sexp_length (const gcry_sexp_t list);
-
-/* Create and return a new S-expression from the element with index
-   NUMBER in LIST.  Note that the first element has the index 0.  If
-   there is no such element, `NULL' is returned.  */
-gcry_sexp_t gcry_sexp_nth (const gcry_sexp_t list, int number);
-
-/* Create and return a new S-expression from the first element in
-   LIST; this called the "type" and should always exist and be a
-   string. `NULL' is returned in case of a problem.  */
-gcry_sexp_t gcry_sexp_car (const gcry_sexp_t list);
-
-/* Create and return a new list form all elements except for the first
-   one.  Note, that this function may return an invalid S-expression
-   because it is not guaranteed, that the type exists and is a string.
-   However, for parsing a complex S-expression it might be useful for
-   intermediate lists.  Returns `NULL' on error.  */
-gcry_sexp_t gcry_sexp_cdr (const gcry_sexp_t list);
-
-gcry_sexp_t gcry_sexp_cadr (const gcry_sexp_t list);
-
-
-/* This function is used to get data from a LIST.  A pointer to the
-   actual data with index NUMBER is returned and the length of this
-   data will be stored to DATALEN.  If there is no data at the given
-   index or the index represents another list, `NULL' is returned.
-   *Note:* The returned pointer is valid as long as LIST is not
-   modified or released.  */
-const char *gcry_sexp_nth_data (const gcry_sexp_t list, int number,
-                                size_t *datalen);
-
-/* This function is used to get and convert data from a LIST.  The
-   data is assumed to be a Nul terminated string.  The caller must
-   release the returned value using `gcry_free'.  If there is no data
-   at the given index, the index represents a list or the value can't
-   be converted to a string, `NULL' is returned.  */
-char *gcry_sexp_nth_string (gcry_sexp_t list, int number);
-
-/* This function is used to get and convert data from a LIST. This
-   data is assumed to be an MPI stored in the format described by
-   MPIFMT and returned as a standard Libgcrypt MPI.  The caller must
-   release this returned value using `gcry_mpi_release'.  If there is
-   no data at the given index, the index represents a list or the
-   value can't be converted to an MPI, `NULL' is returned.  */
-gcry_mpi_t gcry_sexp_nth_mpi (gcry_sexp_t list, int number, int mpifmt);
-
-
-
-/*******************************************
- *                                         *
- *  Multi Precision Integer Functions      *
- *                                         *
- *******************************************/
-
-/* Different formats of external big integer representation. */
-enum gcry_mpi_format
-  {
-    GCRYMPI_FMT_NONE= 0,
-    GCRYMPI_FMT_STD = 1,    /* Twos complement stored without length.  */
-    GCRYMPI_FMT_PGP = 2,    /* As used by OpenPGP (unsigned only).  */
-    GCRYMPI_FMT_SSH = 3,    /* As used by SSH (like STD but with length).  */
-    GCRYMPI_FMT_HEX = 4,    /* Hex format. */
-    GCRYMPI_FMT_USG = 5     /* Like STD but unsigned. */
-  };
-
-/* Flags used for creating big integers.  */
-enum gcry_mpi_flag
-  {
-    GCRYMPI_FLAG_SECURE = 1,  /* Allocate the number in "secure" memory.  */
-    GCRYMPI_FLAG_OPAQUE = 2   /* The number is not a real one but just
-                                 a way to store some bytes.  This is
-                                 useful for encrypted big integers.  */
-  };
-
-
-/* Allocate a new big integer object, initialize it with 0 and
-   initially allocate memory for a number of at least NBITS. */
-gcry_mpi_t gcry_mpi_new (unsigned int nbits);
-
-/* Same as gcry_mpi_new() but allocate in "secure" memory. */
-gcry_mpi_t gcry_mpi_snew (unsigned int nbits);
-
-/* Release the number A and free all associated resources. */
-void gcry_mpi_release (gcry_mpi_t a);
-
-/* Create a new number with the same value as A. */
-gcry_mpi_t gcry_mpi_copy (const gcry_mpi_t a);
-
-/* Store the big integer value U in W. */
-gcry_mpi_t gcry_mpi_set (gcry_mpi_t w, const gcry_mpi_t u);
-
-/* Store the unsigned integer value U in W. */
-gcry_mpi_t gcry_mpi_set_ui (gcry_mpi_t w, unsigned long u);
-
-/* Swap the values of A and B. */
-void gcry_mpi_swap (gcry_mpi_t a, gcry_mpi_t b);
-
-/* Compare the big integer number U and V returning 0 for equality, a
-   positive value for U > V and a negative for U < V. */
-int gcry_mpi_cmp (const gcry_mpi_t u, const gcry_mpi_t v);
-
-/* Compare the big integer number U with the unsigned integer V
-   returning 0 for equality, a positive value for U > V and a negative
-   for U < V. */
-int gcry_mpi_cmp_ui (const gcry_mpi_t u, unsigned long v);
-
-/* Convert the external representation of an integer stored in BUFFER
-   with a length of BUFLEN into a newly create MPI returned in
-   RET_MPI.  If NSCANNED is not NULL, it will receive the number of
-   bytes actually scanned after a successful operation. */
-gcry_error_t gcry_mpi_scan (gcry_mpi_t *ret_mpi, enum gcry_mpi_format format,
-                            const void *buffer, size_t buflen,
-                            size_t *nscanned);
-
-/* Convert the big integer A into the external representation
-   described by FORMAT and store it in the provided BUFFER which has
-   been allocated by the user with a size of BUFLEN bytes.  NWRITTEN
-   receives the actual length of the external representation unless it
-   has been passed as NULL. */
-gcry_error_t gcry_mpi_print (enum gcry_mpi_format format,
-                             unsigned char *buffer, size_t buflen,
-                             size_t *nwritten,
-                             const gcry_mpi_t a);
-
-/* Convert the big integer A int the external representation described
-   by FORMAT and store it in a newly allocated buffer which address
-   will be put into BUFFER.  NWRITTEN receives the actual lengths of the
-   external representation. */
-gcry_error_t gcry_mpi_aprint (enum gcry_mpi_format format,
-                              unsigned char **buffer, size_t *nwritten,
-                              const gcry_mpi_t a);
-
-/* Dump the value of A in a format suitable for debugging to
-   Libgcrypt's logging stream.  Note that one leading space but no
-   trailing space or linefeed will be printed.  It is okay to pass
-   NULL for A. */
-void gcry_mpi_dump (const gcry_mpi_t a);
-
-
-/* W = U + V.  */
-void gcry_mpi_add (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
-
-/* W = U + V.  V is an unsigned integer. */
-void gcry_mpi_add_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v);
-
-/* W = U + V mod M. */
-void gcry_mpi_addm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
-
-/* W = U - V. */
-void gcry_mpi_sub (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
-
-/* W = U - V.  V is an unsigned integer. */
-void gcry_mpi_sub_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
-
-/* W = U - V mod M */
-void gcry_mpi_subm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
-
-/* W = U * V. */
-void gcry_mpi_mul (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
-
-/* W = U * V.  V is an unsigned integer. */
-void gcry_mpi_mul_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
-
-/* W = U * V mod M. */
-void gcry_mpi_mulm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
-
-/* W = U * (2 ^ CNT). */
-void gcry_mpi_mul_2exp (gcry_mpi_t w, gcry_mpi_t u, unsigned long cnt);
-
-/* Q = DIVIDEND / DIVISOR, R = DIVIDEND % DIVISOR,
-   Q or R may be passed as NULL.  ROUND should be negative or 0. */
-void gcry_mpi_div (gcry_mpi_t q, gcry_mpi_t r,
-                   gcry_mpi_t dividend, gcry_mpi_t divisor, int round);
-
-/* R = DIVIDEND % DIVISOR */
-void gcry_mpi_mod (gcry_mpi_t r, gcry_mpi_t dividend, gcry_mpi_t divisor);
-
-/* W = B ^ E mod M. */
-void gcry_mpi_powm (gcry_mpi_t w,
-                    const gcry_mpi_t b, const gcry_mpi_t e,
-                    const gcry_mpi_t m);
-
-/* Set G to the greatest common divisor of A and B.
-   Return true if the G is 1. */
-int gcry_mpi_gcd (gcry_mpi_t g, gcry_mpi_t a, gcry_mpi_t b);
-
-/* Set X to the multiplicative inverse of A mod M.
-   Return true if the value exists. */
-int gcry_mpi_invm (gcry_mpi_t x, gcry_mpi_t a, gcry_mpi_t m);
-
-
-/* Return the number of bits required to represent A. */
-unsigned int gcry_mpi_get_nbits (gcry_mpi_t a);
-
-/* Return true when bit number N (counting from 0) is set in A. */
-int      gcry_mpi_test_bit (gcry_mpi_t a, unsigned int n);
-
-/* Set bit number N in A. */
-void     gcry_mpi_set_bit (gcry_mpi_t a, unsigned int n);
-
-/* Clear bit number N in A. */
-void     gcry_mpi_clear_bit (gcry_mpi_t a, unsigned int n);
-
-/* Set bit number N in A and clear all bits greater than N. */
-void     gcry_mpi_set_highbit (gcry_mpi_t a, unsigned int n);
-
-/* Clear bit number N in A and all bits greater than N. */
-void     gcry_mpi_clear_highbit (gcry_mpi_t a, unsigned int n);
-
-/* Shift the value of A by N bits to the right and store the result in X. */
-void     gcry_mpi_rshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
-
-/* Shift the value of A by N bits to the left and store the result in X. */
-void     gcry_mpi_lshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
-
-/* Store NBITS of the value P points to in A and mark A as an opaque
-   value.  WARNING: Never use an opaque MPI for anything thing else then
-   gcry_mpi_release, gcry_mpi_get_opaque. */
-gcry_mpi_t gcry_mpi_set_opaque (gcry_mpi_t a, void *p, unsigned int nbits);
-
-/* Return a pointer to an opaque value stored in A and return its size
-   in NBITS.  Note that the returned pointer is still owned by A and
-   that the function should never be used for an non-opaque MPI. */
-void *gcry_mpi_get_opaque (gcry_mpi_t a, unsigned int *nbits);
-
-/* Set the FLAG for the big integer A.  Currently only the flag
-   GCRYMPI_FLAG_SECURE is allowed to convert A into an big intger
-   stored in "secure" memory. */
-void gcry_mpi_set_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
-
-/* Clear FLAG for the big integer A.  Note that this function is
-   currently useless as no flags are allowed. */
-void gcry_mpi_clear_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
-
-/* Return true when the FLAG is set for A. */
-int gcry_mpi_get_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
-
-/* Unless the GCRYPT_NO_MPI_MACROS is used, provide a couple of
-   convenience macros for the big integer functions. */
-#ifndef GCRYPT_NO_MPI_MACROS
-#define mpi_new(n)          gcry_mpi_new( (n) )
-#define mpi_secure_new( n ) gcry_mpi_snew( (n) )
-#define mpi_release(a)      \
-  do \
-    { \
-      gcry_mpi_release ((a)); \
-      (a) = NULL; \
-    } \
-  while (0)
-
-#define mpi_copy( a )          gcry_mpi_copy( (a) )
-#define mpi_set( w, u)         gcry_mpi_set( (w), (u) )
-#define mpi_set_ui( w, u)      gcry_mpi_set_ui( (w), (u) )
-#define mpi_cmp( u, v )        gcry_mpi_cmp( (u), (v) )
-#define mpi_cmp_ui( u, v )     gcry_mpi_cmp_ui( (u), (v) )
-
-#define mpi_add_ui(w,u,v)      gcry_mpi_add_ui((w),(u),(v))
-#define mpi_add(w,u,v)         gcry_mpi_add ((w),(u),(v))
-#define mpi_addm(w,u,v,m)      gcry_mpi_addm ((w),(u),(v),(m))
-#define mpi_sub_ui(w,u,v)      gcry_mpi_sub_ui ((w),(u),(v))
-#define mpi_sub(w,u,v)         gcry_mpi_sub ((w),(u),(v))
-#define mpi_subm(w,u,v,m)      gcry_mpi_subm ((w),(u),(v),(m))
-#define mpi_mul_ui(w,u,v)      gcry_mpi_mul_ui ((w),(u),(v))
-#define mpi_mul_2exp(w,u,v)    gcry_mpi_mul_2exp ((w),(u),(v))
-#define mpi_mul(w,u,v)         gcry_mpi_mul ((w),(u),(v))
-#define mpi_mulm(w,u,v,m)      gcry_mpi_mulm ((w),(u),(v),(m))
-#define mpi_powm(w,b,e,m)      gcry_mpi_powm ( (w), (b), (e), (m) )
-#define mpi_tdiv(q,r,a,m)      gcry_mpi_div ( (q), (r), (a), (m), 0)
-#define mpi_fdiv(q,r,a,m)      gcry_mpi_div ( (q), (r), (a), (m), -1)
-#define mpi_mod(r,a,m)         gcry_mpi_mod ((r), (a), (m))
-#define mpi_gcd(g,a,b)         gcry_mpi_gcd ( (g), (a), (b) )
-#define mpi_invm(g,a,b)        gcry_mpi_invm ( (g), (a), (b) )
-
-#define mpi_get_nbits(a)       gcry_mpi_get_nbits ((a))
-#define mpi_test_bit(a,b)      gcry_mpi_test_bit ((a),(b))
-#define mpi_set_bit(a,b)       gcry_mpi_set_bit ((a),(b))
-#define mpi_set_highbit(a,b)   gcry_mpi_set_highbit ((a),(b))
-#define mpi_clear_bit(a,b)     gcry_mpi_clear_bit ((a),(b))
-#define mpi_clear_highbit(a,b) gcry_mpi_clear_highbit ((a),(b))
-#define mpi_rshift(a,b,c)      gcry_mpi_rshift ((a),(b),(c))
-#define mpi_lshift(a,b,c)      gcry_mpi_lshift ((a),(b),(c))
-
-#define mpi_set_opaque(a,b,c)  gcry_mpi_set_opaque( (a), (b), (c) )
-#define mpi_get_opaque(a,b)    gcry_mpi_get_opaque( (a), (b) )
-#endif /* GCRYPT_NO_MPI_MACROS */
-
-
-
-/************************************
- *                                  *
- *   Symmetric Cipher Functions     *
- *                                  *
- ************************************/
-
-/* The data object used to hold a handle to an encryption object.  */
-struct gcry_cipher_handle;
-typedef struct gcry_cipher_handle *gcry_cipher_hd_t;
-
-#ifndef GCRYPT_NO_DEPRECATED
-typedef struct gcry_cipher_handle *GCRY_CIPHER_HD _GCRY_GCC_ATTR_DEPRECATED;
-typedef struct gcry_cipher_handle *GcryCipherHd _GCRY_GCC_ATTR_DEPRECATED;
-#endif
-
-/* All symmetric encryption algorithms are identified by their IDs.
-   More IDs may be registered at runtime. */
-enum gcry_cipher_algos
-  {
-    GCRY_CIPHER_NONE        = 0,
-    GCRY_CIPHER_IDEA        = 1,
-    GCRY_CIPHER_3DES        = 2,
-    GCRY_CIPHER_CAST5       = 3,
-    GCRY_CIPHER_BLOWFISH    = 4,
-    GCRY_CIPHER_SAFER_SK128 = 5,
-    GCRY_CIPHER_DES_SK      = 6,
-    GCRY_CIPHER_AES         = 7,
-    GCRY_CIPHER_AES192      = 8,
-    GCRY_CIPHER_AES256      = 9,
-    GCRY_CIPHER_TWOFISH     = 10,
-
-    /* Other cipher numbers are above 300 for OpenPGP reasons. */
-    GCRY_CIPHER_ARCFOUR     = 301,  /* Fully compatible with RSA's RC4 (tm). */
-    GCRY_CIPHER_DES         = 302,  /* Yes, this is single key 56 bit DES. */
-    GCRY_CIPHER_TWOFISH128  = 303,
-    GCRY_CIPHER_SERPENT128  = 304,
-    GCRY_CIPHER_SERPENT192  = 305,
-    GCRY_CIPHER_SERPENT256  = 306,
-    GCRY_CIPHER_RFC2268_40  = 307,  /* Ron's Cipher 2 (40 bit). */
-    GCRY_CIPHER_RFC2268_128 = 308,  /* Ron's Cipher 2 (128 bit). */
-    GCRY_CIPHER_SEED        = 309,  /* 128 bit cipher described in RFC4269. */
-    GCRY_CIPHER_CAMELLIA128 = 310,
-    GCRY_CIPHER_CAMELLIA192 = 311,
-    GCRY_CIPHER_CAMELLIA256 = 312
-  };
-
-/* The Rijndael algorithm is basically AES, so provide some macros. */
-#define GCRY_CIPHER_AES128      GCRY_CIPHER_AES
-#define GCRY_CIPHER_RIJNDAEL    GCRY_CIPHER_AES
-#define GCRY_CIPHER_RIJNDAEL128 GCRY_CIPHER_AES128
-#define GCRY_CIPHER_RIJNDAEL192 GCRY_CIPHER_AES192
-#define GCRY_CIPHER_RIJNDAEL256 GCRY_CIPHER_AES256
-
-/* The supported encryption modes.  Note that not all of them are
-   supported for each algorithm. */
-enum gcry_cipher_modes
-  {
-    GCRY_CIPHER_MODE_NONE   = 0,  /* Not yet specified. */
-    GCRY_CIPHER_MODE_ECB    = 1,  /* Electronic codebook. */
-    GCRY_CIPHER_MODE_CFB    = 2,  /* Cipher feedback. */
-    GCRY_CIPHER_MODE_CBC    = 3,  /* Cipher block chaining. */
-    GCRY_CIPHER_MODE_STREAM = 4,  /* Used with stream ciphers. */
-    GCRY_CIPHER_MODE_OFB    = 5,  /* Outer feedback. */
-    GCRY_CIPHER_MODE_CTR    = 6,  /* Counter. */
-    GCRY_CIPHER_MODE_AESWRAP= 7   /* AES-WRAP algorithm.  */
-  };
-
-/* Flags used with the open function. */
-enum gcry_cipher_flags
-  {
-    GCRY_CIPHER_SECURE      = 1,  /* Allocate in secure memory. */
-    GCRY_CIPHER_ENABLE_SYNC = 2,  /* Enable CFB sync mode. */
-    GCRY_CIPHER_CBC_CTS     = 4,  /* Enable CBC cipher text stealing (CTS). */
-    GCRY_CIPHER_CBC_MAC     = 8   /* Enable CBC message auth. code (MAC). */
-  };
-
-
-/* Create a handle for algorithm ALGO to be used in MODE.  FLAGS may
-   be given as an bitwise OR of the gcry_cipher_flags values. */
-gcry_error_t gcry_cipher_open (gcry_cipher_hd_t *handle,
-                              int algo, int mode, unsigned int flags);
-
-/* Close the cioher handle H and release all resource. */
-void gcry_cipher_close (gcry_cipher_hd_t h);
-
-/* Perform various operations on the cipher object H. */
-gcry_error_t gcry_cipher_ctl (gcry_cipher_hd_t h, int cmd, void *buffer,
-                             size_t buflen);
-
-/* Retrieve various information about the cipher object H. */
-gcry_error_t gcry_cipher_info (gcry_cipher_hd_t h, int what, void *buffer,
-                              size_t *nbytes);
-
-/* Retrieve various information about the cipher algorithm ALGO. */
-gcry_error_t gcry_cipher_algo_info (int algo, int what, void *buffer,
-                                   size_t *nbytes);
-
-/* Map the cipher algorithm whose ID is contained in ALGORITHM to a
-   string representation of the algorithm name.  For unknown algorithm
-   IDs this function returns "?".  */
-const char *gcry_cipher_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
-
-/* Map the algorithm name NAME to an cipher algorithm ID.  Return 0 if
-   the algorithm name is not known. */
-int gcry_cipher_map_name (const char *name) _GCRY_GCC_ATTR_PURE;
-
-/* Given an ASN.1 object identifier in standard IETF dotted decimal
-   format in STRING, return the encryption mode associated with that
-   OID or 0 if not known or applicable. */
-int gcry_cipher_mode_from_oid (const char *string) _GCRY_GCC_ATTR_PURE;
-
-/* Encrypt the plaintext of size INLEN in IN using the cipher handle H
-   into the buffer OUT which has an allocated length of OUTSIZE.  For
-   most algorithms it is possible to pass NULL for in and 0 for INLEN
-   and do a in-place decryption of the data provided in OUT.  */
-gcry_error_t gcry_cipher_encrypt (gcry_cipher_hd_t h,
-                                  void *out, size_t outsize,
-                                  const void *in, size_t inlen);
-
-/* The counterpart to gcry_cipher_encrypt.  */
-gcry_error_t gcry_cipher_decrypt (gcry_cipher_hd_t h,
-                                  void *out, size_t outsize,
-                                  const void *in, size_t inlen);
-
-/* Set KEY of length KEYLEN bytes for the cipher handle HD.  */
-gcry_error_t gcry_cipher_setkey (gcry_cipher_hd_t hd,
-                                 const void *key, size_t keylen);
-
-
-/* Set initialization vector IV of length IVLEN for the cipher handle HD. */
-gcry_error_t gcry_cipher_setiv (gcry_cipher_hd_t hd,
-                                const void *iv, size_t ivlen);
-
-
-/* Reset the handle to the state after open.  */
-#define gcry_cipher_reset(h)  gcry_cipher_ctl ((h), GCRYCTL_RESET, NULL, 0)
-
-/* Perform the OpenPGP sync operation if this is enabled for the
-   cipher handle H. */
-#define gcry_cipher_sync(h)  gcry_cipher_ctl( (h), GCRYCTL_CFB_SYNC, NULL, 0)
-
-/* Enable or disable CTS in future calls to gcry_encrypt(). CBC mode only. */
-#define gcry_cipher_cts(h,on)  gcry_cipher_ctl( (h), GCRYCTL_SET_CBC_CTS, \
-                                                                   NULL, on )
-
-/* Set counter for CTR mode.  (CTR,CTRLEN) must denote a buffer of
-   block size length, or (NULL,0) to set the CTR to the all-zero block. */
-gpg_error_t gcry_cipher_setctr (gcry_cipher_hd_t hd,
-                                const void *ctr, size_t ctrlen);
-
-/* Retrieve the key length in bytes used with algorithm A. */
-size_t gcry_cipher_get_algo_keylen (int algo);
-
-/* Retrieve the block length in bytes used with algorithm A. */
-size_t gcry_cipher_get_algo_blklen (int algo);
-
-/* Return 0 if the algorithm A is available for use. */
-#define gcry_cipher_test_algo(a) \
-            gcry_cipher_algo_info( (a), GCRYCTL_TEST_ALGO, NULL, NULL )
-
-
-/************************************
- *                                  *
- *    Asymmetric Cipher Functions   *
- *                                  *
- ************************************/
-
-/* The algorithms and their IDs we support. */
-enum gcry_pk_algos
-  {
-    GCRY_PK_RSA   = 1,
-    GCRY_PK_RSA_E = 2,      /* (deprecated) */
-    GCRY_PK_RSA_S = 3,      /* (deprecated) */
-    GCRY_PK_ELG_E = 16,
-    GCRY_PK_DSA   = 17,
-    GCRY_PK_ELG   = 20,
-    GCRY_PK_ECDSA = 301,
-    GCRY_PK_ECDH  = 302
-  };
-
-/* Flags describing usage capabilities of a PK algorithm. */
-#define GCRY_PK_USAGE_SIGN 1   /* Good for signatures. */
-#define GCRY_PK_USAGE_ENCR 2   /* Good for encryption. */
-#define GCRY_PK_USAGE_CERT 4   /* Good to certify other keys. */
-#define GCRY_PK_USAGE_AUTH 8   /* Good for authentication. */
-#define GCRY_PK_USAGE_UNKN 128 /* Unknown usage flag. */
-
-/* Encrypt the DATA using the public key PKEY and store the result as
-   a newly created S-expression at RESULT. */
-gcry_error_t gcry_pk_encrypt (gcry_sexp_t *result,
-                              gcry_sexp_t data, gcry_sexp_t pkey);
-
-/* Decrypt the DATA using the private key SKEY and store the result as
-   a newly created S-expression at RESULT. */
-gcry_error_t gcry_pk_decrypt (gcry_sexp_t *result,
-                              gcry_sexp_t data, gcry_sexp_t skey);
-
-/* Sign the DATA using the private key SKEY and store the result as
-   a newly created S-expression at RESULT. */
-gcry_error_t gcry_pk_sign (gcry_sexp_t *result,
-                           gcry_sexp_t data, gcry_sexp_t skey);
-
-/* Check the signature SIGVAL on DATA using the public key PKEY. */
-gcry_error_t gcry_pk_verify (gcry_sexp_t sigval,
-                             gcry_sexp_t data, gcry_sexp_t pkey);
-
-/* Check that private KEY is sane. */
-gcry_error_t gcry_pk_testkey (gcry_sexp_t key);
-
-/* Generate a new key pair according to the parameters given in
-   S_PARMS.  The new key pair is returned in as an S-expression in
-   R_KEY. */
-gcry_error_t gcry_pk_genkey (gcry_sexp_t *r_key, gcry_sexp_t s_parms);
-
-/* Catch all function for miscellaneous operations. */
-gcry_error_t gcry_pk_ctl (int cmd, void *buffer, size_t buflen);
-
-/* Retrieve information about the public key algorithm ALGO. */
-gcry_error_t gcry_pk_algo_info (int algo, int what,
-                                void *buffer, size_t *nbytes);
-
-/* Map the public key algorithm whose ID is contained in ALGORITHM to
-   a string representation of the algorithm name.  For unknown
-   algorithm IDs this functions returns "?". */
-const char *gcry_pk_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
-
-/* Map the algorithm NAME to a public key algorithm Id.  Return 0 if
-   the algorithm name is not known. */
-int gcry_pk_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
-
-/* Return what is commonly referred as the key length for the given
-   public or private KEY.  */
-unsigned int gcry_pk_get_nbits (gcry_sexp_t key) _GCRY_GCC_ATTR_PURE;
-
-/* Please note that keygrip is still experimental and should not be
-   used without contacting the author. */
-unsigned char *gcry_pk_get_keygrip (gcry_sexp_t key, unsigned char *array);
-
-/* Return the name of the curve matching KEY.  */
-const char *gcry_pk_get_curve (gcry_sexp_t key, int iterator,
-                               unsigned int *r_nbits);
-
-/* Return an S-expression with the parameters of the named ECC curve
-   NAME.  ALGO must be set to an ECC algorithm.  */
-gcry_sexp_t gcry_pk_get_param (int algo, const char *name);
-
-/* Return 0 if the public key algorithm A is available for use. */
-#define gcry_pk_test_algo(a) \
-            gcry_pk_algo_info( (a), GCRYCTL_TEST_ALGO, NULL, NULL )
-
-
-
-
-/************************************
- *                                  *
- *   Cryptograhic Hash Functions    *
- *                                  *
- ************************************/
-
-/* Algorithm IDs for the hash functions we know about. Not all of them
-   are implemnted. */
-enum gcry_md_algos
-  {
-    GCRY_MD_NONE    = 0,
-    GCRY_MD_MD5     = 1,
-    GCRY_MD_SHA1    = 2,
-    GCRY_MD_RMD160  = 3,
-    GCRY_MD_MD2     = 5,
-    GCRY_MD_TIGER   = 6,   /* TIGER/192 as used by gpg <= 1.3.2. */
-    GCRY_MD_HAVAL   = 7,   /* HAVAL, 5 pass, 160 bit. */
-    GCRY_MD_SHA256  = 8,
-    GCRY_MD_SHA384  = 9,
-    GCRY_MD_SHA512  = 10,
-    GCRY_MD_SHA224  = 11,
-    GCRY_MD_MD4     = 301,
-    GCRY_MD_CRC32         = 302,
-    GCRY_MD_CRC32_RFC1510 = 303,
-    GCRY_MD_CRC24_RFC2440 = 304,
-    GCRY_MD_WHIRLPOOL = 305,
-    GCRY_MD_TIGER1  = 306, /* TIGER fixed.  */
-    GCRY_MD_TIGER2  = 307  /* TIGER2 variant.   */
-  };
-
-/* Flags used with the open function.  */
-enum gcry_md_flags
-  {
-    GCRY_MD_FLAG_SECURE = 1,  /* Allocate all buffers in "secure" memory.  */
-    GCRY_MD_FLAG_HMAC   = 2   /* Make an HMAC out of this algorithm.  */
-  };
-
-/* (Forward declaration.)  */
-struct gcry_md_context;
-
-/* This object is used to hold a handle to a message digest object.
-   This structure is private - only to be used by the public gcry_md_*
-   macros.  */
-typedef struct gcry_md_handle
-{
-  /* Actual context.  */
-  struct gcry_md_context *ctx;
-
-  /* Buffer management.  */
-  int  bufpos;
-  int  bufsize;
-  unsigned char buf[1];
-} *gcry_md_hd_t;
-
-/* Compatibility types, do not use them.  */
-#ifndef GCRYPT_NO_DEPRECATED
-typedef struct gcry_md_handle *GCRY_MD_HD _GCRY_GCC_ATTR_DEPRECATED;
-typedef struct gcry_md_handle *GcryMDHd _GCRY_GCC_ATTR_DEPRECATED;
-#endif
-
-/* Create a message digest object for algorithm ALGO.  FLAGS may be
-   given as an bitwise OR of the gcry_md_flags values.  ALGO may be
-   given as 0 if the algorithms to be used are later set using
-   gcry_md_enable.  */
-gcry_error_t gcry_md_open (gcry_md_hd_t *h, int algo, unsigned int flags);
-
-/* Release the message digest object HD.  */
-void gcry_md_close (gcry_md_hd_t hd);
-
-/* Add the message digest algorithm ALGO to the digest object HD.  */
-gcry_error_t gcry_md_enable (gcry_md_hd_t hd, int algo);
-
-/* Create a new digest object as an exact copy of the object HD.  */
-gcry_error_t gcry_md_copy (gcry_md_hd_t *bhd, gcry_md_hd_t ahd);
-
-/* Reset the digest object HD to its initial state.  */
-void gcry_md_reset (gcry_md_hd_t hd);
-
-/* Perform various operations on the digest object HD. */
-gcry_error_t gcry_md_ctl (gcry_md_hd_t hd, int cmd,
-                          void *buffer, size_t buflen);
-
-/* Pass LENGTH bytes of data in BUFFER to the digest object HD so that
-   it can update the digest values.  This is the actual hash
-   function. */
-void gcry_md_write (gcry_md_hd_t hd, const void *buffer, size_t length);
-
-/* Read out the final digest from HD return the digest value for
-   algorithm ALGO. */
-unsigned char *gcry_md_read (gcry_md_hd_t hd, int algo);
-
-/* Convenience function to calculate the hash from the data in BUFFER
-   of size LENGTH using the algorithm ALGO avoiding the creating of a
-   hash object.  The hash is returned in the caller provided buffer
-   DIGEST which must be large enough to hold the digest of the given
-   algorithm. */
-void gcry_md_hash_buffer (int algo, void *digest,
-                          const void *buffer, size_t length);
-
-/* Retrieve the algorithm used with HD.  This does not work reliable
-   if more than one algorithm is enabled in HD. */
-int gcry_md_get_algo (gcry_md_hd_t hd);
-
-/* Retrieve the length in bytes of the digest yielded by algorithm
-   ALGO. */
-unsigned int gcry_md_get_algo_dlen (int algo);
-
-/* Return true if the the algorithm ALGO is enabled in the digest
-   object A. */
-int gcry_md_is_enabled (gcry_md_hd_t a, int algo);
-
-/* Return true if the digest object A is allocated in "secure" memory. */
-int gcry_md_is_secure (gcry_md_hd_t a);
-
-/* Retrieve various information about the object H.  */
-gcry_error_t gcry_md_info (gcry_md_hd_t h, int what, void *buffer,
-                          size_t *nbytes);
-
-/* Retrieve various information about the algorithm ALGO.  */
-gcry_error_t gcry_md_algo_info (int algo, int what, void *buffer,
-                               size_t *nbytes);
-
-/* Map the digest algorithm id ALGO to a string representation of the
-   algorithm name.  For unknown algorithms this function returns
-   "?". */
-const char *gcry_md_algo_name (int algo) _GCRY_GCC_ATTR_PURE;
-
-/* Map the algorithm NAME to a digest algorithm Id.  Return 0 if
-   the algorithm name is not known. */
-int gcry_md_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
-
-/* For use with the HMAC feature, the set MAC key to the KEY of
-   KEYLEN bytes. */
-gcry_error_t gcry_md_setkey (gcry_md_hd_t hd, const void *key, size_t keylen);
-
-/* Start or stop debugging for digest handle HD; i.e. create a file
-   named dbgmd-<n>.<suffix> while hashing.  If SUFFIX is NULL,
-   debugging stops and the file will be closed. */
-void gcry_md_debug (gcry_md_hd_t hd, const char *suffix);
-
-
-/* Update the hash(s) of H with the character C.  This is a buffered
-   version of the gcry_md_write function. */
-#define gcry_md_putc(h,c)  \
-            do {                                          \
-                gcry_md_hd_t h__ = (h);                   \
-                if( (h__)->bufpos == (h__)->bufsize )     \
-                    gcry_md_write( (h__), NULL, 0 );      \
-                (h__)->buf[(h__)->bufpos++] = (c) & 0xff; \
-            } while(0)
-
-/* Finalize the digest calculation.  This is not really needed because
-   gcry_md_read() does this implicitly. */
-#define gcry_md_final(a) \
-            gcry_md_ctl ((a), GCRYCTL_FINALIZE, NULL, 0)
-
-/* Return 0 if the algorithm A is available for use. */
-#define gcry_md_test_algo(a) \
-            gcry_md_algo_info( (a), GCRYCTL_TEST_ALGO, NULL, NULL )
-
-/* Return an DER encoded ASN.1 OID for the algorithm A in buffer B. N
-   must point to size_t variable with the available size of buffer B.
-   After return it will receive the actual size of the returned
-   OID. */
-#define gcry_md_get_asnoid(a,b,n) \
-            gcry_md_algo_info((a), GCRYCTL_GET_ASNOID, (b), (n))
-
-
-
-/******************************
- *                            *
- *  Key Derivation Functions  *
- *                            *
- ******************************/
-
-/* Algorithm IDs for the KDFs.  */
-enum gcry_kdf_algos
-  {
-    GCRY_KDF_NONE = 0,
-    GCRY_KDF_SIMPLE_S2K = 16,
-    GCRY_KDF_SALTED_S2K = 17,
-    GCRY_KDF_ITERSALTED_S2K = 19,
-    GCRY_KDF_PBKDF1 = 33,
-    GCRY_KDF_PBKDF2 = 34
-  };
-
-/* Derive a key from a passphrase.  */
-gpg_error_t gcry_kdf_derive (const void *passphrase, size_t passphraselen,
-                             int algo, int subalgo,
-                             const void *salt, size_t saltlen,
-                             unsigned long iterations,
-                             size_t keysize, void *keybuffer);
-
-
-
-
-/************************************
- *                                  *
- *   Random Generating Functions    *
- *                                  *
- ************************************/
-
-/* The possible values for the random quality.  The rule of thumb is
-   to use STRONG for session keys and VERY_STRONG for key material.
-   WEAK is usually an alias for STRONG and should not be used anymore
-   (except with gcry_mpi_randomize); use gcry_create_nonce instead. */
-typedef enum gcry_random_level
-  {
-    GCRY_WEAK_RANDOM = 0,
-    GCRY_STRONG_RANDOM = 1,
-    GCRY_VERY_STRONG_RANDOM = 2
-  }
-gcry_random_level_t;
-
-/* Fill BUFFER with LENGTH bytes of random, using random numbers of
-   quality LEVEL. */
-void gcry_randomize (void *buffer, size_t length,
-                     enum gcry_random_level level);
-
-/* Add the external random from BUFFER with LENGTH bytes into the
-   pool. QUALITY should either be -1 for unknown or in the range of 0
-   to 100 */
-gcry_error_t gcry_random_add_bytes (const void *buffer, size_t length,
-                                    int quality);
-
-/* If random numbers are used in an application, this macro should be
-   called from time to time so that new stuff gets added to the
-   internal pool of the RNG.  */
-#define gcry_fast_random_poll()  gcry_control (GCRYCTL_FAST_POLL, NULL)
-
-
-/* Return NBYTES of allocated random using a random numbers of quality
-   LEVEL. */
-void *gcry_random_bytes (size_t nbytes, enum gcry_random_level level)
-                         _GCRY_GCC_ATTR_MALLOC;
-
-/* Return NBYTES of allocated random using a random numbers of quality
-   LEVEL.  The random numbers are created returned in "secure"
-   memory. */
-void *gcry_random_bytes_secure (size_t nbytes, enum gcry_random_level level)
-                                _GCRY_GCC_ATTR_MALLOC;
-
-
-/* Set the big integer W to a random value of NBITS using a random
-   generator with quality LEVEL.  Note that by using a level of
-   GCRY_WEAK_RANDOM gcry_create_nonce is used internally. */
-void gcry_mpi_randomize (gcry_mpi_t w,
-                         unsigned int nbits, enum gcry_random_level level);
-
-
-/* Create an unpredicable nonce of LENGTH bytes in BUFFER. */
-void gcry_create_nonce (void *buffer, size_t length);
-
-
-
-
-
-/*******************************/
-/*                             */
-/*    Prime Number Functions   */
-/*                             */
-/*******************************/
-
-/* Mode values passed to a gcry_prime_check_func_t. */
-#define GCRY_PRIME_CHECK_AT_FINISH      0
-#define GCRY_PRIME_CHECK_AT_GOT_PRIME   1
-#define GCRY_PRIME_CHECK_AT_MAYBE_PRIME 2
-
-/* The function should return 1 if the operation shall continue, 0 to
-   reject the prime candidate. */
-typedef int (*gcry_prime_check_func_t) (void *arg, int mode,
-                                        gcry_mpi_t candidate);
-
-/* Flags for gcry_prime_generate():  */
-
-/* Allocate prime numbers and factors in secure memory.  */
-#define GCRY_PRIME_FLAG_SECRET         (1 << 0)
-
-/* Make sure that at least one prime factor is of size
-   `FACTOR_BITS'.  */
-#define GCRY_PRIME_FLAG_SPECIAL_FACTOR (1 << 1)
-
-/* Generate a new prime number of PRIME_BITS bits and store it in
-   PRIME.  If FACTOR_BITS is non-zero, one of the prime factors of
-   (prime - 1) / 2 must be FACTOR_BITS bits long.  If FACTORS is
-   non-zero, allocate a new, NULL-terminated array holding the prime
-   factors and store it in FACTORS.  FLAGS might be used to influence
-   the prime number generation process.  */
-gcry_error_t gcry_prime_generate (gcry_mpi_t *prime,
-                                  unsigned int prime_bits,
-                                  unsigned int factor_bits,
-                                  gcry_mpi_t **factors,
-                                  gcry_prime_check_func_t cb_func,
-                                  void *cb_arg,
-                                  gcry_random_level_t random_level,
-                                  unsigned int flags);
-
-/* Find a generator for PRIME where the factorization of (prime-1) is
-   in the NULL terminated array FACTORS. Return the generator as a
-   newly allocated MPI in R_G.  If START_G is not NULL, use this as
-   teh start for the search. */
-gcry_error_t gcry_prime_group_generator (gcry_mpi_t *r_g,
-                                         gcry_mpi_t prime,
-                                         gcry_mpi_t *factors,
-                                         gcry_mpi_t start_g);
-
-
-/* Convenience function to release the FACTORS array. */
-void gcry_prime_release_factors (gcry_mpi_t *factors);
-
-
-/* Check wether the number X is prime.  */
-gcry_error_t gcry_prime_check (gcry_mpi_t x, unsigned int flags);
-
-
-
-/************************************
- *                                  *
- *     Miscellaneous Stuff          *
- *                                  *
- ************************************/
-
-/* Log levels used by the internal logging facility. */
-enum gcry_log_levels
-  {
-    GCRY_LOG_CONT   = 0,    /* (Continue the last log line.) */
-    GCRY_LOG_INFO   = 10,
-    GCRY_LOG_WARN   = 20,
-    GCRY_LOG_ERROR  = 30,
-    GCRY_LOG_FATAL  = 40,
-    GCRY_LOG_BUG    = 50,
-    GCRY_LOG_DEBUG  = 100
-  };
-
-/* Type for progress handlers.  */
-typedef void (*gcry_handler_progress_t) (void *, const char *, int, int, int);
-
-/* Type for memory allocation handlers.  */
-typedef void *(*gcry_handler_alloc_t) (size_t n);
-
-/* Type for secure memory check handlers.  */
-typedef int (*gcry_handler_secure_check_t) (const void *);
-
-/* Type for memory reallocation handlers.  */
-typedef void *(*gcry_handler_realloc_t) (void *p, size_t n);
-
-/* Type for memory free handlers.  */
-typedef void (*gcry_handler_free_t) (void *);
-
-/* Type for out-of-memory handlers.  */
-typedef int (*gcry_handler_no_mem_t) (void *, size_t, unsigned int);
-
-/* Type for fatal error handlers.  */
-typedef void (*gcry_handler_error_t) (void *, int, const char *);
-
-/* Type for logging handlers.  */
-typedef void (*gcry_handler_log_t) (void *, int, const char *, va_list);
-
-/* Certain operations can provide progress information.  This function
-   is used to register a handler for retrieving these information. */
-void gcry_set_progress_handler (gcry_handler_progress_t cb, void *cb_data);
-
-
-/* Register a custom memory allocation functions. */
-void gcry_set_allocation_handler (
-                             gcry_handler_alloc_t func_alloc,
-                             gcry_handler_alloc_t func_alloc_secure,
-                             gcry_handler_secure_check_t func_secure_check,
-                             gcry_handler_realloc_t func_realloc,
-                             gcry_handler_free_t func_free);
-
-/* Register a function used instead of the internal out of memory
-   handler. */
-void gcry_set_outofcore_handler (gcry_handler_no_mem_t h, void *opaque);
-
-/* Register a function used instead of the internal fatal error
-   handler. */
-void gcry_set_fatalerror_handler (gcry_handler_error_t fnc, void *opaque);
-
-/* Register a function used instead of the internal logging
-   facility. */
-void gcry_set_log_handler (gcry_handler_log_t f, void *opaque);
-
-/* Reserved for future use. */
-void gcry_set_gettext_handler (const char *(*f)(const char*));
-
-/* Libgcrypt uses its own memory allocation.  It is important to use
-   gcry_free () to release memory allocated by libgcrypt. */
-void *gcry_malloc (size_t n) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_calloc (size_t n, size_t m) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_malloc_secure (size_t n) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_calloc_secure (size_t n, size_t m) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_realloc (void *a, size_t n);
-char *gcry_strdup (const char *string) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_xmalloc (size_t n) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_xcalloc (size_t n, size_t m) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_xmalloc_secure (size_t n) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_xcalloc_secure (size_t n, size_t m) _GCRY_GCC_ATTR_MALLOC;
-void *gcry_xrealloc (void *a, size_t n);
-char *gcry_xstrdup (const char * a) _GCRY_GCC_ATTR_MALLOC;
-void  gcry_free (void *a);
-
-/* Return true if A is allocated in "secure" memory. */
-int gcry_is_secure (const void *a) _GCRY_GCC_ATTR_PURE;
-
-/* Return true if Libgcrypt is in FIPS mode.  */
-#define gcry_fips_mode_active()  !!gcry_control (GCRYCTL_FIPS_MODE_P, 0)
-
-
-#if 0 /* (Keep Emacsens' auto-indent happy.) */
-{
-#endif
-#ifdef __cplusplus
-}
-#endif
-#endif /* _GCRYPT_H */
-/*
-@emacs_local_vars_begin@
-@emacs_local_vars_read_only@
-@emacs_local_vars_end@
-*/
-- 
1.8.2.1