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author | Christian Beier <dontmind@freeshell.org> | 2018-06-29 12:30:17 +0200 |
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committer | Christian Beier <dontmind@freeshell.org> | 2018-06-29 12:30:17 +0200 |
commit | 85fb69515cf1739bea53ce62b832a17e08ab3647 (patch) | |
tree | 0b4bb1faf2f1ae9d0ed67d36cf119a1b50f7475e /common | |
parent | 161e7cab026dd89dacd85208b74834cc4c509f72 (diff) | |
download | libtdevnc-85fb69515cf1739bea53ce62b832a17e08ab3647.tar.gz libtdevnc-85fb69515cf1739bea53ce62b832a17e08ab3647.zip |
crypto: move to common
As of now, only LibVNCServer makes uses of these digest functions _and_
they depend on sys/uio.h, but in the future LibVNCClient will need those
as well.
Diffstat (limited to 'common')
-rw-r--r-- | common/rfbcrypto.h | 16 | ||||
-rw-r--r-- | common/rfbcrypto_gnutls.c | 50 | ||||
-rw-r--r-- | common/rfbcrypto_included.c | 49 | ||||
-rw-r--r-- | common/rfbcrypto_openssl.c | 49 | ||||
-rw-r--r-- | common/rfbcrypto_polarssl.c | 26 |
5 files changed, 190 insertions, 0 deletions
diff --git a/common/rfbcrypto.h b/common/rfbcrypto.h new file mode 100644 index 0000000..fec095e --- /dev/null +++ b/common/rfbcrypto.h @@ -0,0 +1,16 @@ +#ifndef _RFB_CRYPTO_H +#define _RFB_CRYPTO_H 1 + +#include "rfb/rfbconfig.h" + +#define SHA1_HASH_SIZE 20 +#define MD5_HASH_SIZE 16 + +#ifdef LIBVNCSERVER_HAVE_SYS_UIO_H +#include <sys/uio.h> + +void digestmd5(const struct iovec *iov, int iovcnt, void *dest); +void digestsha1(const struct iovec *iov, int iovcnt, void *dest); +#endif + +#endif diff --git a/common/rfbcrypto_gnutls.c b/common/rfbcrypto_gnutls.c new file mode 100644 index 0000000..2ecb2da --- /dev/null +++ b/common/rfbcrypto_gnutls.c @@ -0,0 +1,50 @@ +/* + * rfbcrypto_gnutls.c - Crypto wrapper (gnutls version) + */ + +/* + * Copyright (C) 2011 Gernot Tenchio + * + * This 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 of the License, or + * (at your option) any later version. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <string.h> +#include <gcrypt.h> +#include "rfbcrypto.h" + +void digestmd5(const struct iovec *iov, int iovcnt, void *dest) +{ + gcry_md_hd_t c; + int i; + + gcry_md_open(&c, GCRY_MD_MD5, 0); + for (i = 0; i < iovcnt; i++) + gcry_md_write(c, iov[i].iov_base, iov[i].iov_len); + gcry_md_final(c); + memcpy(dest, gcry_md_read(c, 0), gcry_md_get_algo_dlen(GCRY_MD_MD5)); +} + +void digestsha1(const struct iovec *iov, int iovcnt, void *dest) +{ + gcry_md_hd_t c; + int i; + + gcry_md_open(&c, GCRY_MD_SHA1, 0); + for (i = 0; i < iovcnt; i++) + gcry_md_write(c, iov[i].iov_base, iov[i].iov_len); + gcry_md_final(c); + memcpy(dest, gcry_md_read(c, 0), gcry_md_get_algo_dlen(GCRY_MD_SHA1)); +} diff --git a/common/rfbcrypto_included.c b/common/rfbcrypto_included.c new file mode 100644 index 0000000..7feff61 --- /dev/null +++ b/common/rfbcrypto_included.c @@ -0,0 +1,49 @@ +/* + * rfbcrypto_included.c - Crypto wrapper (included version) + */ + +/* + * Copyright (C) 2011 Gernot Tenchio + * + * This 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 of the License, or + * (at your option) any later version. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <string.h> +#include "md5.h" +#include "sha.h" +#include "rfbcrypto.h" + +void digestmd5(const struct iovec *iov, int iovcnt, void *dest) +{ + struct md5_ctx c; + int i; + + __md5_init_ctx(&c); + for (i = 0; i < iovcnt; i++) + __md5_process_bytes(iov[i].iov_base, iov[i].iov_len, &c); + __md5_finish_ctx(&c, dest); +} + +void digestsha1(const struct iovec *iov, int iovcnt, void *dest) +{ + SHA1Context c; + int i; + + SHA1Reset(&c); + for (i = 0; i < iovcnt; i++) + SHA1Input(&c, iov[i].iov_base, iov[i].iov_len); + SHA1Result(&c, dest); +} diff --git a/common/rfbcrypto_openssl.c b/common/rfbcrypto_openssl.c new file mode 100644 index 0000000..29ec5c1 --- /dev/null +++ b/common/rfbcrypto_openssl.c @@ -0,0 +1,49 @@ +/* + * rfbcrypto_openssl.c - Crypto wrapper (openssl version) + */ + +/* + * Copyright (C) 2011 Gernot Tenchio + * + * This 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 of the License, or + * (at your option) any later version. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <string.h> +#include <openssl/sha.h> +#include <openssl/md5.h> +#include "rfbcrypto.h" + +void digestmd5(const struct iovec *iov, int iovcnt, void *dest) +{ + MD5_CTX c; + int i; + + MD5_Init(&c); + for (i = 0; i < iovcnt; i++) + MD5_Update(&c, iov[i].iov_base, iov[i].iov_len); + MD5_Final(dest, &c); +} + +void digestsha1(const struct iovec *iov, int iovcnt, void *dest) +{ + SHA_CTX c; + int i; + + SHA1_Init(&c); + for (i = 0; i < iovcnt; i++) + SHA1_Update(&c, iov[i].iov_base, iov[i].iov_len); + SHA1_Final(dest, &c); +} diff --git a/common/rfbcrypto_polarssl.c b/common/rfbcrypto_polarssl.c new file mode 100644 index 0000000..55e3a7b --- /dev/null +++ b/common/rfbcrypto_polarssl.c @@ -0,0 +1,26 @@ +#include <string.h> +#include <polarssl/md5.h> +#include <polarssl/sha1.h> +#include "rfbcrypto.h" + +void digestmd5(const struct iovec *iov, int iovcnt, void *dest) +{ + md5_context c; + int i; + + md5_starts(&c); + for (i = 0; i < iovcnt; i++) + md5_update(&c, iov[i].iov_base, iov[i].iov_len); + md5_finish(&c, dest); +} + +void digestsha1(const struct iovec *iov, int iovcnt, void *dest) +{ + sha1_context c; + int i; + + sha1_starts(&c); + for (i = 0; i < iovcnt; i++) + sha1_update(&c, iov[i].iov_base, iov[i].iov_len); + sha1_finish(&c, dest); +} |