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author | Sergey Poznyakoff <gray@gnu.org.ua> | 2014-11-19 01:49:13 +0200 |
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committer | Sergey Poznyakoff <gray@gnu.org.ua> | 2014-11-19 02:03:58 +0200 |
commit | 57a7d63793de517493499e748ce5d5d82def8a57 (patch) | |
tree | 35dbead6db811eecc03c0578e8aa3e2ed777b824 /src/sha256.h | |
parent | f0671d1bc19592e5b659959920b51e3da05de79f (diff) | |
download | varnish-mib-57a7d63793de517493499e748ce5d5d82def8a57.tar.gz varnish-mib-57a7d63793de517493499e748ce5d5d82def8a57.tar.bz2 |
New rw snmp variable clientBan allows to set bans via snmp
* src/varnish_mib.mib2c: Add support for rw variables.
* src/Makefile.am (varnish_mib_la_SOURCES): Add new files.
* src/VARNISH-MIB.txt (clientBan): New OID.
* src/auth.c: New file.
* src/ban.c: New file.
* src/sha256.c: New file.
* src/sha256.h: New file.
* src/varnish_mib.h: New file.
* src/vcli.c: New file.
Diffstat (limited to 'src/sha256.h')
-rw-r--r-- | src/sha256.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/sha256.h b/src/sha256.h new file mode 100644 index 0000000..44060a7 --- /dev/null +++ b/src/sha256.h @@ -0,0 +1,91 @@ +/* Declarations of functions and data types used for SHA256 and SHA224 sum + library functions. + Copyright (C) 2005-2006, 2008-2013 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */ + +#ifndef ECLAT_SHA256_H +# define ECLAT_SHA256_H 1 + +# include <stdio.h> +# include <stdint.h> + +# ifdef __cplusplus +extern "C" { +# endif + +/* Structure to save state of computation between the single steps. */ +struct sha256_ctx +{ + uint32_t state[8]; + + uint32_t total[2]; + size_t buflen; + uint32_t buffer[32]; +}; + +enum { SHA224_DIGEST_SIZE = 224 / 8 }; +enum { SHA256_DIGEST_SIZE = 256 / 8 }; + +/* Initialize structure containing state of computation. */ +extern void sha256_init_ctx (struct sha256_ctx *ctx); +extern void sha224_init_ctx (struct sha256_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 sha256_process_block (const void *buffer, size_t len, + struct sha256_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 sha256_process_bytes (const void *buffer, size_t len, + struct sha256_ctx *ctx); + +/* Process the remaining bytes in the buffer and put result from CTX + in first 32 (28) 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 *sha256_finish_ctx (struct sha256_ctx *ctx, void *resbuf); +extern void *sha224_finish_ctx (struct sha256_ctx *ctx, void *resbuf); + + +/* Put result from CTX in first 32 (28) 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 *sha256_read_ctx (const struct sha256_ctx *ctx, void *resbuf); +extern void *sha224_read_ctx (const struct sha256_ctx *ctx, void *resbuf); + + +/* Compute SHA256 (SHA224) message digest for bytes read from STREAM. The + resulting message digest number will be written into the 32 (28) bytes + beginning at RESBLOCK. */ +extern int sha256_stream (FILE *stream, void *resblock); +extern int sha224_stream (FILE *stream, void *resblock); + +/* Compute SHA256 (SHA224) 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 *sha256_buffer (const char *buffer, size_t len, void *resblock); +extern void *sha224_buffer (const char *buffer, size_t len, void *resblock); + +# ifdef __cplusplus +} +# endif + +#endif |