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authorAris Adamantiadis <aris@0xbadc0de.be>2009-09-26 00:29:53 +0200
committerAris Adamantiadis <aris@0xbadc0de.be>2009-09-26 00:29:53 +0200
commit3a8d839e8604bf66c04ad0b46e51402428a88b1a (patch)
treed4b3e09a967ebd723bec679311c29399dc58636a /include/libssh/wrapper.h
parent358647f5d9df24fc55f670a343152fd277416266 (diff)
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diff --git a/include/libssh/wrapper.h b/include/libssh/wrapper.h
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+/*
+ * This file is part of the SSH Library
+ *
+ * Copyright (c) 2009 by Aris Adamantiadis
+ *
+ * The SSH Library 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.
+ *
+ * The SSH Library 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 the SSH Library; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+#ifndef WRAPPER_H_
+#define WRAPPER_H_
+
+#include "config.h"
+
+#ifdef MD5_DIGEST_LEN
+ #undef MD5_DIGEST_LEN
+#endif
+/* wrapper things */
+#ifdef HAVE_LIBGCRYPT
+#include <gcrypt.h>
+typedef gcry_md_hd_t SHACTX;
+typedef gcry_md_hd_t MD5CTX;
+typedef gcry_md_hd_t HMACCTX;
+#define SHA_DIGEST_LEN 20
+#define MD5_DIGEST_LEN 16
+#define EVP_MAX_MD_SIZE 36
+
+typedef gcry_mpi_t bignum;
+
+#define bignum_new() gcry_mpi_new(0)
+#define bignum_free(num) gcry_mpi_release(num)
+#define bignum_set_word(bn,n) gcry_mpi_set_ui(bn,n)
+#define bignum_bin2bn(bn,datalen,data) gcry_mpi_scan(data,GCRYMPI_FMT_USG,bn,datalen,NULL)
+#define bignum_bn2dec(num) my_gcry_bn2dec(num)
+#define bignum_dec2bn(num, data) my_gcry_dec2bn(data, num)
+#define bignum_bn2hex(num,data) gcry_mpi_aprint(GCRYMPI_FMT_HEX,data,NULL,num)
+#define bignum_hex2bn(num,datalen,data) gcry_mpi_scan(num,GCRYMPI_FMT_HEX,data,datalen,NULL)
+#define bignum_rand(num,bits) gcry_mpi_randomize(num,bits,GCRY_STRONG_RANDOM),gcry_mpi_set_bit(num,bits-1),gcry_mpi_set_bit(num,0)
+#define bignum_mod_exp(dest,generator,exp,modulo) gcry_mpi_powm(dest,generator,exp,modulo)
+#define bignum_num_bits(num) gcry_mpi_get_nbits(num)
+#define bignum_num_bytes(num) ((gcry_mpi_get_nbits(num)+7)/8)
+#define bignum_is_bit_set(num,bit) gcry_mpi_test_bit(num,bit)
+#define bignum_bn2bin(num,datalen,data) gcry_mpi_print(GCRYMPI_FMT_USG,data,datalen,NULL,num)
+#define bignum_cmp(num1,num2) gcry_mpi_cmp(num1,num2)
+
+#elif defined HAVE_LIBCRYPTO
+
+#include <openssl/dsa.h>
+#include <openssl/rsa.h>
+#include <openssl/sha.h>
+#include <openssl/md5.h>
+#include <openssl/hmac.h>
+typedef SHA_CTX* SHACTX;
+typedef MD5_CTX* MD5CTX;
+typedef HMAC_CTX* HMACCTX;
+
+#define SHA_DIGEST_LEN SHA_DIGEST_LENGTH
+#define MD5_DIGEST_LEN MD5_DIGEST_LENGTH
+
+#include <openssl/bn.h>
+typedef BIGNUM* bignum;
+typedef BN_CTX* bignum_CTX;
+
+#define bignum_new() BN_new()
+#define bignum_free(num) BN_clear_free(num)
+#define bignum_set_word(bn,n) BN_set_word(bn,n)
+#define bignum_bin2bn(bn,datalen,data) BN_bin2bn(bn,datalen,data)
+#define bignum_bn2dec(num) BN_bn2dec(num)
+#define bignum_dec2bn(bn,data) BN_dec2bn(data,bn)
+#define bignum_bn2hex(num) BN_bn2hex(num)
+#define bignum_rand(rnd, bits, top, bottom) BN_rand(rnd,bits,top,bottom)
+#define bignum_ctx_new() BN_CTX_new()
+#define bignum_ctx_free(num) BN_CTX_free(num)
+#define bignum_mod_exp(dest,generator,exp,modulo,ctx) BN_mod_exp(dest,generator,exp,modulo,ctx)
+#define bignum_num_bytes(num) BN_num_bytes(num)
+#define bignum_num_bits(num) BN_num_bits(num)
+#define bignum_is_bit_set(num,bit) BN_is_bit_set(num,bit)
+#define bignum_bn2bin(num,ptr) BN_bn2bin(num,ptr)
+#define bignum_cmp(num1,num2) BN_cmp(num1,num2)
+
+#endif /* OPENSSL_CRYPTO */
+
+/* wrapper.c */
+MD5CTX md5_init(void);
+void md5_update(MD5CTX c, const void *data, unsigned long len);
+void md5_final(unsigned char *md,MD5CTX c);
+SHACTX sha1_init(void);
+void sha1_update(SHACTX c, const void *data, unsigned long len);
+void sha1_final(unsigned char *md,SHACTX c);
+void sha1(unsigned char *digest,int len,unsigned char *hash);
+#define HMAC_SHA1 1
+#define HMAC_MD5 2
+HMACCTX hmac_init(const void *key,int len,int type);
+void hmac_update(HMACCTX c, const void *data, unsigned long len);
+void hmac_final(HMACCTX ctx,unsigned char *hashmacbuf,unsigned int *len);
+
+
+#endif /* WRAPPER_H_ */