pmt: revert 7f8090b

include/libgnulib/base32.h

@@ -1,99 +0,0 @@
-/* base32.h -- Encode binary data using printable characters.
-   Copyright (C) 2004-2006, 2009-2024 Free Software Foundation, Inc.
-   Adapted from Simon Josefsson's base64 code by Gijs van Tulder.
-
-   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/>.  */
-
-#ifndef BASE32_H
-#define BASE32_H
-
-/* This file uses _GL_INLINE_HEADER_BEGIN.  */
-#if !_GL_CONFIG_H_INCLUDED
- #error "Please include config.h first."
-#endif
-
-/* Get idx_t.  */
-#include <idx.h>
-
-/* Pacify GCC in isubase32.  */
-#if 4 < __GNUC__ + (3 <= __GNUC_MINOR__) && !defined __clang__
-# pragma GCC diagnostic ignored "-Wtype-limits"
-#endif
-
-_GL_INLINE_HEADER_BEGIN
-#ifndef BASE32_INLINE
-# define BASE32_INLINE _GL_INLINE
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* This uses that the expression (n+(k-1))/k means the smallest
-   integer >= n/k, i.e., the ceiling of n/k.  */
-#define BASE32_LENGTH(inlen) ((((inlen) + 4) / 5) * 8)
-
-struct base32_decode_context
-{
-  int i;
-  char buf[8];
-};
-
-extern signed char const base32_to_int[256];
-
-BASE32_INLINE bool
-isubase32 (unsigned char ch)
-{
-  return ch < sizeof base32_to_int && 0 <= base32_to_int[ch];
-}
-
-BASE32_INLINE bool
-isbase32 (char ch)
-{
-  return isubase32 (ch);
-}
-
-extern void base32_encode (const char *restrict in, idx_t inlen,
-                           char *restrict out, idx_t outlen);
-
-extern idx_t base32_encode_alloc (const char *in, idx_t inlen, char **out);
-
-/* Initialize decode-context buffer, CTX.  */
-BASE32_INLINE void
-base32_decode_ctx_init (struct base32_decode_context *ctx)
-{
-  ctx->i = 0;
-}
-
-extern bool base32_decode_ctx (struct base32_decode_context *ctx,
-                               const char *restrict in, idx_t inlen,
-                               char *restrict out, idx_t *outlen);
-
-extern bool base32_decode_alloc_ctx (struct base32_decode_context *ctx,
-                                     const char *in, idx_t inlen,
-                                     char **out, idx_t *outlen);
-
-#define base32_decode(in, inlen, out, outlen) \
-        base32_decode_ctx (NULL, in, inlen, out, outlen)
-
-#define base32_decode_alloc(in, inlen, out, outlen) \
-        base32_decode_alloc_ctx (NULL, in, inlen, out, outlen)
-
-#ifdef __cplusplus
-}
-#endif
-
-_GL_INLINE_HEADER_END
-
-#endif /* BASE32_H */