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Diffstat (limited to 'gnulib/lib/md4.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/md4.h | 91 |
2 files changed, 91 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/md4.h b/gnulib/lib/md4.h new file mode 100644 index 0000000..5377eb5 --- /dev/null +++ b/gnulib/lib/md4.h @@ -0,0 +1,91 @@ +/* Declarations of functions and data types used for MD4 sum + library functions. + Copyright (C) 2000-2001, 2003, 2005, 2008-2011 Free Software Foundation, + Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#ifndef MD4_H +# define MD4_H 1 + +# include <stdio.h> +# include <stdint.h> + +# ifdef __cplusplus +extern "C" { +# endif + +# define MD4_DIGEST_SIZE 16 + +/* Structure to save state of computation between the single steps. */ +struct md4_ctx +{ + uint32_t A; + uint32_t B; + uint32_t C; + uint32_t D; + + uint32_t total[2]; + uint32_t buflen; + uint32_t buffer[32]; +}; + + +/* Initialize structure containing state of computation. */ +extern void md4_init_ctx (struct md4_ctx *ctx); + +/* Starting with the result of former calls of this function (or the + initialization function update the context for the next LEN bytes + starting at BUFFER. + It is necessary that LEN is a multiple of 64!!! */ +extern void md4_process_block (const void *buffer, size_t len, + struct md4_ctx *ctx); + +/* Starting with the result of former calls of this function (or the + initialization function update the context for the next LEN bytes + starting at BUFFER. + It is NOT required that LEN is a multiple of 64. */ +extern void md4_process_bytes (const void *buffer, size_t len, + struct md4_ctx *ctx); + +/* Process the remaining bytes in the buffer and put result from CTX + in first 16 bytes following RESBUF. The result is always in little + endian byte order, so that a byte-wise output yields to the wanted + ASCII representation of the message digest. */ +extern void *md4_finish_ctx (struct md4_ctx *ctx, void *resbuf); + + +/* Put result from CTX in first 16 bytes following RESBUF. The result is + always in little endian byte order, so that a byte-wise output yields + to the wanted ASCII representation of the message digest. */ +extern void *md4_read_ctx (const struct md4_ctx *ctx, void *resbuf); + + +/* Compute MD4 message digest for bytes read from STREAM. The + resulting message digest number will be written into the 16 bytes + beginning at RESBLOCK. */ +extern int md4_stream (FILE * stream, void *resblock); + +/* Compute MD4 message digest for LEN bytes beginning at BUFFER. The + result is always in little endian byte order, so that a byte-wise + output yields to the wanted ASCII representation of the message + digest. */ +extern void *md4_buffer (const char *buffer, size_t len, void *resblock); + +# ifdef __cplusplus +} +# endif + +#endif |