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0002-Reimport-libgcrypt-1.6.2-from-some-checkout-I-had-ly.patch
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From 3e4afa5d4a0ea79243e91df1aab14cc216f29888 Mon Sep 17 00:00:00 2001
From: Olivier Mehani <[email protected]>
Date: Fri, 4 May 2018 22:59:28 +1000
Subject: [PATCH 2/2] Reimport libgcrypt 1.6.2 from some checkout I had lying
around
No idea why that version is not here...
Signed-off-by: Olivier Mehani <[email protected]>
---
Frameworks/libgcrypt.framework/Headers | 2 +-
Frameworks/libgcrypt.framework/Resources | 2 +-
.../Versions/1.6.2/Headers/gcrypt.h | 1683 ++++++++++++++++++++
.../Resources/English.lproj/InfoPlist.strings | 3 +
.../Versions/1.6.2/Resources/Info.plist | Bin 0 -> 392 bytes
.../libgcrypt.framework/Versions/1.6.2/libgcrypt | Bin 0 -> 1346648 bytes
Frameworks/libgcrypt.framework/libgcrypt | 2 +-
7 files changed, 1689 insertions(+), 3 deletions(-)
create mode 100644 Frameworks/libgcrypt.framework/Versions/1.6.2/Headers/gcrypt.h
create mode 100644 Frameworks/libgcrypt.framework/Versions/1.6.2/Resources/English.lproj/InfoPlist.strings
create mode 100644 Frameworks/libgcrypt.framework/Versions/1.6.2/Resources/Info.plist
create mode 100755 Frameworks/libgcrypt.framework/Versions/1.6.2/libgcrypt
diff --git a/Frameworks/libgcrypt.framework/Headers b/Frameworks/libgcrypt.framework/Headers
index 2002562ff..3a22fc944 120000
--- a/Frameworks/libgcrypt.framework/Headers
+++ b/Frameworks/libgcrypt.framework/Headers
@@ -1 +1 @@
-Versions/1.5.3/Headers
\ No newline at end of file
+Versions/1.6.2/Headers
\ No newline at end of file
diff --git a/Frameworks/libgcrypt.framework/Resources b/Frameworks/libgcrypt.framework/Resources
index 7134266ef..4eded8f83 120000
--- a/Frameworks/libgcrypt.framework/Resources
+++ b/Frameworks/libgcrypt.framework/Resources
@@ -1 +1 @@
-Versions/1.5.3/Resources
\ No newline at end of file
+Versions/1.6.2/Resources
\ No newline at end of file
diff --git a/Frameworks/libgcrypt.framework/Versions/1.6.2/Headers/gcrypt.h b/Frameworks/libgcrypt.framework/Versions/1.6.2/Headers/gcrypt.h
new file mode 100644
index 000000000..e8768e062
--- /dev/null
+++ b/Frameworks/libgcrypt.framework/Versions/1.6.2/Headers/gcrypt.h
@@ -0,0 +1,1683 @@
+/* gcrypt.h - GNU Cryptographic Library Interface -*- c -*-
+ * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+ * 2006, 2007, 2008, 2009, 2010, 2011,
+ * 2012 Free Software Foundation, Inc.
+ * Copyright (C) 2012, 2013 g10 Code GmbH
+ *
+ * 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: src/gcrypt.h. Generated from gcrypt.h.in by configure.
+ */
+
+#ifndef _GCRYPT_H
+#define _GCRYPT_H
+
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+
+#include <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>
+# include <sys/select.h>
+#endif /*!_WIN32*/
+
+typedef socklen_t gcry_socklen_t;
+
+/* 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 "1.6.2"
+
+/* The version number of this header. It may be used to handle minor
+ API incompatibilities. */
+#define GCRYPT_VERSION_NUMBER 0x010602
+
+
+/* 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
+
+#define _GCRY_GCC_ATTR_PRINTF(f,a) __attribute__ ((format (printf,f,a)))
+
+#if _GCRY_GCC_VERSION >= 40000
+#define _GCRY_GCC_ATTR_SENTINEL(a) __attribute__ ((sentinel(a)))
+#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
+#ifndef _GCRY_GCC_ATTR_PRINTF
+#define _GCRY_GCC_ATTR_PRINTF(f,a)
+#endif
+#ifndef _GCRY_GCC_ATTR_SENTINEL
+#define _GCRY_GCC_ATTR_SENTINEL(a)
+#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))}
+
+
+
+/* A generic context object as used by some functions. */
+struct gcry_context;
+typedef struct gcry_context *gcry_ctx_t;
+
+/* The data objects used to hold multi precision integers. */
+struct gcry_mpi;
+typedef struct gcry_mpi *gcry_mpi_t;
+struct gcry_mpi_point;
+typedef struct gcry_mpi_point *gcry_mpi_point_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
+
+/* A structure used for scatter gather hashing. */
+typedef struct
+{
+ size_t size; /* The allocated size of the buffer or 0. */
+ size_t off; /* Offset into the buffer. */
+ size_t len; /* The used length of the buffer. */
+ void *data; /* The buffer. */
+} gcry_buffer_t;
+
+
+
+
+/* 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
+ {
+ /* Note: 1 .. 2 are not anymore used. */
+ 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,
+ /* Note: 43 is not anymore used. */
+ 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,
+ GCRYCTL_SET_ENFORCED_FIPS_FLAG = 64,
+ GCRYCTL_SET_PREFERRED_RNG_TYPE = 65,
+ GCRYCTL_GET_CURRENT_RNG_TYPE = 66,
+ GCRYCTL_DISABLE_LOCKED_SECMEM = 67,
+ GCRYCTL_DISABLE_PRIV_DROP = 68,
+ GCRYCTL_SET_CCM_LENGTHS = 69,
+ GCRYCTL_CLOSE_RANDOM_DEVICE = 70,
+ GCRYCTL_INACTIVATE_FIPS_FLAG = 71,
+ GCRYCTL_REACTIVATE_FIPS_FLAG = 72
+ };
+
+/* 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 data from a LIST. A malloced buffer to the
+ data with index NUMBER is returned and the length of this
+ data will be stored to RLENGTH. If there is no data at the given
+ index or the index represents another list, `NULL' is returned. */
+void *gcry_sexp_nth_buffer (const gcry_sexp_t list, int number,
+ size_t *rlength);
+
+/* 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);
+
+/* Convenience fucntion to extract parameters from an S-expression
+ * using a list of single letter parameters. */
+gpg_error_t gcry_sexp_extract_param (gcry_sexp_t sexp,
+ const char *path,
+ const char *list,
+ ...) _GCRY_GCC_ATTR_SENTINEL(0);
+
+
+/*******************************************
+ * *
+ * 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. */
+ GCRYMPI_FMT_OPAQUE = 8 /* Opaque format (some functions only). */
+ };
+
+/* 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. */
+ GCRYMPI_FLAG_IMMUTABLE = 4, /* Mark the MPI as immutable. */
+ GCRYMPI_FLAG_CONST = 8, /* Mark the MPI as a constant. */
+ GCRYMPI_FLAG_USER1 = 0x0100,/* User flag 1. */
+ GCRYMPI_FLAG_USER2 = 0x0200,/* User flag 2. */
+ GCRYMPI_FLAG_USER3 = 0x0400,/* User flag 3. */
+ GCRYMPI_FLAG_USER4 = 0x0800,/* User flag 4. */
+ };
+
+
+/* Macros to return pre-defined MPI constants. */
+#define GCRYMPI_CONST_ONE (_gcry_mpi_get_const (1))
+#define GCRYMPI_CONST_TWO (_gcry_mpi_get_const (2))
+#define GCRYMPI_CONST_THREE (_gcry_mpi_get_const (3))
+#define GCRYMPI_CONST_FOUR (_gcry_mpi_get_const (4))
+#define GCRYMPI_CONST_EIGHT (_gcry_mpi_get_const (8))
+
+/* 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 and release U. */
+void gcry_mpi_snatch (gcry_mpi_t w, gcry_mpi_t u);
+
+/* 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);
+
+/* Return 1 if A is negative; 0 if zero or positive. */
+int gcry_mpi_is_neg (gcry_mpi_t a);
+
+/* W = - U */
+void gcry_mpi_neg (gcry_mpi_t w, gcry_mpi_t u);
+
+/* W = [W] */
+void gcry_mpi_abs (gcry_mpi_t w);
+
+/* 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);
+
+/* Create a new point object. NBITS is usually 0. */
+gcry_mpi_point_t gcry_mpi_point_new (unsigned int nbits);
+
+/* Release the object POINT. POINT may be NULL. */
+void gcry_mpi_point_release (gcry_mpi_point_t point);
+
+/* Store the projective coordinates from POINT into X, Y, and Z. */
+void gcry_mpi_point_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
+ gcry_mpi_point_t point);
+
+/* Store the projective coordinates from POINT into X, Y, and Z and
+ release POINT. */
+void gcry_mpi_point_snatch_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
+ gcry_mpi_point_t point);
+
+/* Store the projective coordinates X, Y, and Z into POINT. */
+gcry_mpi_point_t gcry_mpi_point_set (gcry_mpi_point_t point,
+ gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z);
+
+/* Store the projective coordinates X, Y, and Z into POINT and release
+ X, Y, and Z. */
+gcry_mpi_point_t gcry_mpi_point_snatch_set (gcry_mpi_point_t point,
+ gcry_mpi_t x, gcry_mpi_t y,
+ gcry_mpi_t z);
+
+/* Allocate a new context for elliptic curve operations based on the
+ parameters given by KEYPARAM or using CURVENAME. */
+gpg_error_t gcry_mpi_ec_new (gcry_ctx_t *r_ctx,
+ gcry_sexp_t keyparam, const char *curvename);
+
+/* Get a named MPI from an elliptic curve context. */
+gcry_mpi_t gcry_mpi_ec_get_mpi (const char *name, gcry_ctx_t ctx, int copy);
+
+/* Get a named point from an elliptic curve context. */
+gcry_mpi_point_t gcry_mpi_ec_get_point (const char *name,
+ gcry_ctx_t ctx, int copy);
+
+/* Store a named MPI into an elliptic curve context. */
+gpg_error_t gcry_mpi_ec_set_mpi (const char *name, gcry_mpi_t newvalue,
+ gcry_ctx_t ctx);
+
+/* Store a named point into an elliptic curve context. */
+gpg_error_t gcry_mpi_ec_set_point (const char *name, gcry_mpi_point_t newvalue,
+ gcry_ctx_t ctx);
+
+/* Store the affine coordinates of POINT into X and Y. */
+int gcry_mpi_ec_get_affine (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_point_t point,
+ gcry_ctx_t ctx);
+
+/* W = 2 * U. */
+void gcry_mpi_ec_dup (gcry_mpi_point_t w, gcry_mpi_point_t u, gcry_ctx_t ctx);
+
+/* W = U + V. */
+void gcry_mpi_ec_add (gcry_mpi_point_t w,
+ gcry_mpi_point_t u, gcry_mpi_point_t v, gcry_ctx_t ctx);
+
+/* W = N * U. */
+void gcry_mpi_ec_mul (gcry_mpi_point_t w, gcry_mpi_t n, gcry_mpi_point_t u,
+ gcry_ctx_t ctx);
+
+/* Return true if POINT is on the curve described by CTX. */
+int gcry_mpi_ec_curve_point (gcry_mpi_point_t w, gcry_ctx_t ctx);
+
+/* 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. On success A received the the ownership of the value P.
+ WARNING: Never use an opaque MPI for anything thing else than
+ gcry_mpi_release, gcry_mpi_get_opaque. */
+gcry_mpi_t gcry_mpi_set_opaque (gcry_mpi_t a, void *p, unsigned int nbits);
+
+/* Store NBITS of the value P points to in A and mark A as an opaque
+ value. The function takes a copy of the provided value P.
+ WARNING: Never use an opaque MPI for anything thing else than
+ gcry_mpi_release, gcry_mpi_get_opaque. */
+gcry_mpi_t gcry_mpi_set_opaque_copy (gcry_mpi_t a,
+ const 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 if the FLAG is set for A. */
+int gcry_mpi_get_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
+
+/* Private function - do not use. */
+gcry_mpi_t _gcry_mpi_get_const (int no);
+
+/* 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_snatch( w, u) gcry_mpi_snatch( (w), (u) )
+#define mpi_set( w, u) gcry_mpi_set( (w), (u) )
+#define mpi_set_ui( w, u) gcry_mpi_set_ui( (w), (u) )
+#define mpi_abs( w ) gcry_mpi_abs( (w) )
+#define mpi_neg( w, u) gcry_mpi_neg( (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_is_neg( a ) gcry_mpi_is_neg ((a))
+
+#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_point_new(n) gcry_mpi_point_new((n))
+#define mpi_point_release(p) \
+ do \
+ { \
+ gcry_mpi_point_release ((p)); \
+ (p) = NULL; \
+ } \
+ while (0)
+#define mpi_point_get(x,y,z,p) gcry_mpi_point_get((x),(y),(z),(p))
+#define mpi_point_snatch_get(x,y,z,p) gcry_mpi_point_snatch_get((x),(y),(z),(p))
+#define mpi_point_set(p,x,y,z) gcry_mpi_point_set((p),(x),(y),(z))
+#define mpi_point_snatch_set(p,x,y,z) gcry_mpi_point_snatch_set((p),(x),(y),(z))
+
+#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,
+ GCRY_CIPHER_SALSA20 = 313,
+ GCRY_CIPHER_SALSA20R12 = 314,
+ GCRY_CIPHER_GOST28147 = 315
+ };
+
+/* 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. */
+ GCRY_CIPHER_MODE_CCM = 8, /* Counter with CBC-MAC. */
+ GCRY_CIPHER_MODE_GCM = 9 /* Galois Counter Mode. */
+ };
+
+/* 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). */
+ };
+
+/* GCM works only with blocks of 128 bits */
+#define GCRY_GCM_BLOCK_LEN (128 / 8)
+
+/* CCM works only with blocks of 128 bits. */
+#define GCRY_CCM_BLOCK_LEN (128 / 8)
+
+/* 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