kc3-lang/gnulib/lib/des.h

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• Hash : 32a0b508
  Author :
  Date : 2024-04-18T00:28:40
  

  Fix linkage errors when using C++.
  
  Reported by Miro Palmu <email@miropalmu.cc> in
  <https://lists.gnu.org/archive/html/bug-gnulib/2024-04/msg00274.html>.
  
  * lib/acl.h: Add 'extern "C" {' / '}' boilerplate.
  * lib/alignalloc.h: Likewise.
  * lib/aligned-malloc.h: Likewise.
  * lib/allocator.h: Likewise.
  * lib/arcfour.h: Likewise.
  * lib/arctwo.h: Likewise.
  * lib/areadlink.h: Likewise.
  * lib/argv-iter.h: Likewise.
  * lib/argz.in.h: Likewise.
  * lib/binary-io.h: Likewise.
  * lib/bitrotate.h: Likewise.
  * lib/bitset.h: Likewise.
  * lib/bitsetv.h: Likewise.
  * lib/c-strcaseeq.h: Likewise.
  * lib/canon-host.h: Likewise.
  * lib/careadlinkat.h: Likewise.
  * lib/chdir-long.h: Likewise.
  * lib/check-version.h: Likewise.
  * lib/classpath.h: Likewise.
  * lib/cloexec.h: Likewise.
  * lib/close-stream.h: Likewise.
  * lib/crc.h: Likewise.
  * lib/csharpcomp.h: Likewise.
  * lib/csharpexec.h: Likewise.
  * lib/cycle-check.h: Likewise.
  * lib/des.h: Likewise.
  * lib/dev-ino.h: Likewise.
  * lib/di-set.h: Likewise.
  * lib/eealloc.h: Likewise.
  * lib/exclude.h: Likewise.
  * lib/execinfo.in.h: Likewise.
  * lib/execute.h: Likewise.
  * lib/exitfail.h: Likewise.
  * lib/fcntl-safer.h: Likewise.
  * lib/file-set.h: Likewise.
  * lib/file-type.h: Likewise.
  * lib/filenamecat.h: Likewise.
  * lib/filevercmp.h: Likewise.
  * lib/fpending.h: Likewise.
  * lib/fprintftime.h: Likewise.
  * lib/fpucw.h: Likewise.
  * lib/fsusage.h: Likewise.
  * lib/ftoastr.h: Likewise.
  * lib/full-read.h: Likewise.
  * lib/gc.h: Likewise.
  * lib/getndelim2.h: Likewise.
  * lib/getnline.h: Likewise.
  * lib/getugroups.h: Likewise.
  * lib/glthread/tls.h: Likewise.
  * lib/hamt.h: Likewise.
  * lib/hard-locale.h: Likewise.
  * lib/hash-pjw-bare.h: Likewise.
  * lib/hash-pjw.h: Likewise.
  * lib/hash-triple.h: Likewise.
  * lib/hmac.h: Likewise.
  * lib/human.h: Likewise.
  * lib/i-ring.h: Likewise.
  * lib/idcache.h: Likewise.
  * lib/idx.h: Likewise.
  * lib/ino-map.h: Likewise.
  * lib/inttostr.h: Likewise.
  * lib/isapipe.h: Likewise.
  * lib/javacomp.h: Likewise.
  * lib/javaexec.h: Likewise.
  * lib/jit/cache.h: Likewise.
  * lib/linebuffer.h: Likewise.
  * lib/localeinfo.h: Likewise.
  * lib/long-options.h: Likewise.
  * lib/mbchar.h: Likewise.
  * lib/mbfile.h: Likewise.
  * lib/mbiter.h: Likewise.
  * lib/mbiterf.h: Likewise.
  * lib/mbuiter.h: Likewise.
  * lib/mbuiterf.h: Likewise.
  * lib/mcel.h: Likewise.
  * lib/memcasecmp.h: Likewise.
  * lib/memcoll.h: Likewise.
  * lib/memxor.h: Likewise.
  * lib/mgetgroups.h: Likewise.
  * lib/mkdir-p.h: Likewise.
  * lib/modechange.h: Likewise.
  * lib/mountlist.h: Likewise.
  * lib/mpsort.h: Likewise.
  * lib/msvc-nothrow.h: Likewise.
  * lib/nan.h: Likewise.
  * lib/openat-priv.h: Likewise.
  * lib/openat.h: Likewise.
  * lib/opendirat.h: Likewise.
  * lib/pagealign_alloc.h: Likewise.
  * lib/parse-datetime.h: Likewise.
  * lib/parse-duration.h: Likewise.
  * lib/physmem.h: Likewise.
  * lib/posixtm.h: Likewise.
  * lib/posixver.h: Likewise.
  * lib/printf-frexp.h: Likewise.
  * lib/printf-frexpl.h: Likewise.
  * lib/priv-set.h: Likewise.
  * lib/quote.h: Likewise.
  * lib/quotearg.h: Likewise.
  * lib/read-file.h: Likewise.
  * lib/readline.h: Likewise.
  * lib/readtokens.h: Likewise.
  * lib/readtokens0.h: Likewise.
  * lib/regex-quote.h: Likewise.
  * lib/renameatu.h: Likewise.
  * lib/rijndael-alg-fst.h: Likewise.
  * lib/rijndael-api-fst.h: Likewise.
  * lib/safe-alloc.h: Likewise.
  * lib/safe-write.h: Likewise.
  * lib/same-inode.h: Likewise.
  * lib/same.h: Likewise.
  * lib/save-cwd.h: Likewise.
  * lib/savedir.h: Likewise.
  * lib/savewd.h: Likewise.
  * lib/selinux-at.h: Likewise.
  * lib/signed-nan.h: Likewise.
  * lib/signed-snan.h: Likewise.
  * lib/snan.h: Likewise.
  * lib/sockets.h: Likewise.
  * lib/stdio-safer.h: Likewise.
  * lib/stdlib-safer.h: Likewise.
  * lib/streq.h: Likewise.
  * lib/strerror-override.h: Likewise.
  * lib/tmpdir.h: Likewise.
  * lib/trim.h: Likewise.
  * lib/u64.h: Likewise.
  * lib/unicase/casefold.h: Likewise.
  * lib/unicase/caseprop.h: Likewise.
  * lib/unicase/invariant.h: Likewise.
  * lib/unicase/special-casing.in.h: Likewise.
  * lib/unicase/unicasemap.h: Likewise.
  * lib/unicodeio.h: Likewise.
  * lib/unilbrk/lbrktables.h: Likewise.
  * lib/unilbrk/ulc-common.h: Likewise.
  * lib/uninorm/decompose-internal.h: Likewise.
  * lib/unistd-safer.h: Likewise.
  * lib/unitypes.in.h: Likewise.
  * lib/uniwbrk/wbrktable.h: Likewise.
  * lib/unlinkdir.h: Likewise.
  * lib/userspec.h: Likewise.
  * lib/utimecmp.h: Likewise.
  * lib/utimens.h: Likewise.
  * lib/windows-spawn.h: Likewise.
  * lib/write-any-file.h: Likewise.
  * lib/xbinary-io.h: Likewise.
  * lib/xgetcwd.h: Likewise.
  * lib/xgetdomainname.h: Likewise.
  * lib/xgethostname.h: Likewise.
  * lib/xmemcoll.h: Likewise.
  * lib/xprintf.h: Likewise.
  * lib/xreadlink.h: Likewise.
  * lib/xsize.h: Likewise.
  * lib/xstrndup.h: Likewise.
  * lib/xstrtod.h: Likewise.
  * lib/xstrtol.h: Likewise.
  * lib/yesno.h: Likewise.
  * lib/isnand-nolibm.h (isnand): Declare with C linkage.
  * lib/isnanf-nolibm.h (isnanf): Likewise.
  * lib/isnanl-nolibm.h (isnanl): Likewise.
  

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• lib/des.h

• /* des.h --- DES cipher implementation.
   * Copyright (C) 2005, 2007, 2009-2024 Free Software Foundation, Inc.
   *
   * This file 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.
   *
   * This file 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 <https://www.gnu.org/licenses/>.
   *
   */
  
  /* Adapted for gnulib by Simon Josefsson, based on Libgcrypt. */
  
  #ifndef DES_H
  #define DES_H
  
  #include <stddef.h>
  #include <stdint.h>
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  
  /*
   * Encryption/Decryption context of DES
   */
  typedef struct
  {
    uint32_t encrypt_subkeys[32];
    uint32_t decrypt_subkeys[32];
  } gl_des_ctx;
  
  /*
   * Encryption/Decryption context of Triple-DES
   */
  typedef struct
  {
    uint32_t encrypt_subkeys[96];
    uint32_t decrypt_subkeys[96];
  } gl_3des_ctx;
  
  /* Check whether the 8 byte key is weak.  Does not check the parity
   * bits of the key but simple ignore them. */
  extern bool
  gl_des_is_weak_key (const char * key);
  
  /*
   * DES
   * ---
   */
  
  /* Fill a DES context CTX with subkeys calculated from 64bit KEY.
   * Does not check parity bits, but simply ignore them.  Does not check
   * for weak keys. */
  extern void
  gl_des_setkey (gl_des_ctx *ctx, const char * key);
  
  /* Fill a DES context CTX with subkeys calculated from 64bit KEY, with
   * weak key checking.  Does not check parity bits, but simply ignore
   * them. */
  extern bool
  gl_des_makekey (gl_des_ctx *ctx, const char * key, size_t keylen);
  
  /* Electronic Codebook Mode DES encryption/decryption of data
   * according to 'mode'. */
  extern void
  gl_des_ecb_crypt (gl_des_ctx *ctx, const char * from,  char * to, int mode);
  
  #define gl_des_ecb_encrypt(ctx, from, to)  gl_des_ecb_crypt(ctx, from, to, 0)
  #define gl_des_ecb_decrypt(ctx, from, to)  gl_des_ecb_crypt(ctx, from, to, 1)
  
  /* Triple-DES
   * ----------
   */
  
  /* Fill a Triple-DES context CTX with subkeys calculated from two
   * 64bit keys in KEY1 and KEY2.  Does not check the parity bits of the
   * keys, but simply ignore them.  Does not check for weak keys. */
  extern void
  gl_3des_set2keys (gl_3des_ctx *ctx,
                    const char * key1,
                    const char * key2);
  
  /*
   * Fill a Triple-DES context CTX with subkeys calculated from three
   * 64bit keys in KEY1, KEY2 and KEY3.  Does not check the parity bits
   * of the keys, but simply ignore them.  Does not check for weak
   * keys. */
  extern void
  gl_3des_set3keys (gl_3des_ctx *ctx,
                    const char * key1,
                    const char * key2,
                    const char * key3);
  
  /* Fill a Triple-DES context CTX with subkeys calculated from three
   * concatenated 64bit keys in KEY, with weak key checking.  Does not
   * check the parity bits of the keys, but simply ignore them. */
  extern bool
  gl_3des_makekey (gl_3des_ctx *ctx,
                   const char * key,
                   size_t keylen);
  
  /* Electronic Codebook Mode Triple-DES encryption/decryption of data
   * according to 'mode'.  Sometimes this mode is named 'EDE' mode
   * (Encryption-Decryption-Encryption). */
  extern void
  gl_3des_ecb_crypt (gl_3des_ctx *ctx,
                     const char * from,
                     char * to,
                     int mode);
  
  #define gl_3des_ecb_encrypt(ctx, from, to) gl_3des_ecb_crypt(ctx,from,to,0)
  #define gl_3des_ecb_decrypt(ctx, from, to) gl_3des_ecb_crypt(ctx,from,to,1)
  
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* DES_H */
  

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