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-rw-r--r--include/GMPHashFunction.h42
-rw-r--r--include/HashFunction.h80
-rw-r--r--lib/GMPHashFunction.cc31
-rw-r--r--lib/HashFunction.cc145
4 files changed, 298 insertions, 0 deletions
diff --git a/include/GMPHashFunction.h b/include/GMPHashFunction.h
new file mode 100644
index 0000000..3aa6738
--- /dev/null
+++ b/include/GMPHashFunction.h
@@ -0,0 +1,42 @@
+/*
+ * Baltisot
+ * Copyright (C) 1999-2007 Nicolas "Pixel" Noble
+ *
+ * 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 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: GMPHashFunction.h,v 1.1 2007-09-05 14:11:54 pixel Exp $ */
+
+#ifndef __GMPHASHFUNCTION_H__
+#define __GMPHASHFUNCTION_H__
+
+#include <gmpxx.h>
+#include <HashFunction.h>
+
+class GMPHashFunction : public HashFunction {
+ public:
+ mpz_class GFinish();
+};
+
+class GMPSHA1 : public GMPHashFunction, SHA1 {
+};
+
+class GMPSHA256 : public GMPHashFunction, SHA1 {
+};
+
+class GMPMD5 : public GMPHashFunction, SHA1 {
+};
+
+#endif
diff --git a/include/HashFunction.h b/include/HashFunction.h
new file mode 100644
index 0000000..66c185b
--- /dev/null
+++ b/include/HashFunction.h
@@ -0,0 +1,80 @@
+/*
+ * Baltisot
+ * Copyright (C) 1999-2007 Nicolas "Pixel" Noble
+ *
+ * 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 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: HashFunction.h,v 1.1 2007-09-05 14:11:54 pixel Exp $ */
+
+#ifndef __HASHFUNCTION_H__
+#define __HASHFUNCTION_H__
+
+#include <Exceptions.h>
+
+class HashFunction : public Base {
+ public:
+ HashFunction();
+ void Update(const String &);
+ void Update(const unsigned char * data, size_t len);
+ String Finish();
+ size_t RFinish(Uint8 * digest);
+ protected:
+ size_t finish();
+ virtual void update(const unsigned char * data, size_t len) = 0;
+ virtual size_t finish(Uint8 * digest) = 0;
+ Uint8 digest[256];
+ size_t l;
+ private:
+ bool finished;
+};
+
+class SHA1 : public HashFunction {
+ public:
+ SHA1();
+ virtual ~SHA1();
+ size_t size();
+ protected:
+ virtual void update(const unsigned char * data, size_t len);
+ virtual size_t finish(Uint8 * digest);
+ private:
+ void * opaque;
+};
+
+class SHA256 : public HashFunction {
+ public:
+ SHA256();
+ virtual ~SHA256();
+ size_t size();
+ protected:
+ virtual void update(const unsigned char * data, size_t len);
+ virtual size_t finish(Uint8 * digest);
+ private:
+ void * opaque;
+};
+
+class MD5 : public HashFunction {
+ public:
+ MD5();
+ virtual ~MD5();
+ size_t size();
+ protected:
+ virtual void update(const unsigned char * data, size_t len);
+ virtual size_t finish(Uint8 * digest);
+ private:
+ void * opaque;
+};
+
+#endif
diff --git a/lib/GMPHashFunction.cc b/lib/GMPHashFunction.cc
new file mode 100644
index 0000000..f7a0535
--- /dev/null
+++ b/lib/GMPHashFunction.cc
@@ -0,0 +1,31 @@
+/*
+ * Baltisot
+ * Copyright (C) 1999-2007 Nicolas "Pixel" Noble
+ *
+ * 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 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: GMPHashFunction.cc,v 1.1 2007-09-05 14:11:54 pixel Exp $ */
+
+#include <GMPHashFunction.h>
+
+mpz_class GMPHashFunction::GFinish() {
+ size_t l = finish();
+ mpz_t mp;
+
+ mpz_import(mp, l, 1, 1, 1, 0, digest);
+
+ return mpz_class(mp);
+}
diff --git a/lib/HashFunction.cc b/lib/HashFunction.cc
new file mode 100644
index 0000000..1904f49
--- /dev/null
+++ b/lib/HashFunction.cc
@@ -0,0 +1,145 @@
+/*
+ * Baltisot
+ * Copyright (C) 1999-2007 Nicolas "Pixel" Noble
+ *
+ * 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 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: HashFunction.cc,v 1.1 2007-09-05 14:11:54 pixel Exp $ */
+
+#include <sha1.h>
+#include <sha256.h>
+#include <md5.h>
+
+#include <HashFunction.h>
+
+static const char hconv[] = "0123456789ABCDEF";
+
+HashFunction::HashFunction() {
+ finished = false;
+ l = 0;
+}
+
+void HashFunction::Update(const String & str) {
+ update((unsigned char *) str.to_charp(), str.strlen());
+}
+
+void HashFunction::Update(const unsigned char * data, size_t len) {
+ update(data, len);
+}
+
+String HashFunction::Finish() {
+ char digest_r[513];
+ int i;
+
+ if (!finished)
+ l = finish(digest);
+ finished = true;
+
+ for (i = 0; i < l; i++) {
+ digest_r[i * 2 + 0] = hconv[digest[i] >> 4];
+ digest_r[i * 2 + 1] = hconv[digest[i] % 16];
+ }
+ digest_r[l * 2] = 0;
+
+ return digest_r;
+}
+
+size_t HashFunction::RFinish(Uint8 * _digest) {
+ if (!finished)
+ l = finish(digest);
+ finished = true;
+
+ memcpy(_digest, digest, l);
+
+ return l;
+}
+
+size_t HashFunction::finish() {
+ if (!finished)
+ l = finish(digest);
+ finished = true;
+
+ return l;
+}
+
+SHA1::SHA1() {
+ opaque = (sha1_context *) malloc(sizeof(sha1_context));
+ sha1_starts((sha1_context *) opaque);
+}
+
+SHA1::~SHA1() {
+ free(opaque);
+}
+
+void SHA1::update(const unsigned char * data, size_t len) {
+ sha1_update((sha1_context *) opaque, data, len);
+}
+
+size_t SHA1::finish(Uint8 * digest) {
+ sha1_finish((sha1_context *) opaque, digest);
+
+ return size();
+}
+
+size_t SHA1::size() {
+ return 20;
+}
+
+SHA256::SHA256() {
+ opaque = (sha256_context *) malloc(sizeof(sha256_context));
+ sha256_starts((sha256_context *) opaque);
+}
+
+SHA256::~SHA256() {
+ free(opaque);
+}
+
+void SHA256::update(const unsigned char * data, size_t len) {
+ sha256_update((sha256_context *) opaque, data, len);
+}
+
+size_t SHA256::finish(Uint8 * digest) {
+ sha256_finish((sha256_context *) opaque, digest);
+
+ return size();
+}
+
+size_t SHA256::size() {
+ return 32;
+}
+
+MD5::MD5() {
+ opaque = (md5_context *) malloc(sizeof(md5_context));
+ md5_starts((md5_context *) opaque);
+}
+
+MD5::~MD5() {
+ free(opaque);
+}
+
+void MD5::update(const unsigned char * data, size_t len) {
+ md5_update((md5_context *) opaque, data, len);
+}
+
+size_t MD5::finish(Uint8 * digest) {
+ md5_finish((md5_context *) opaque, digest);
+
+ return size();
+}
+
+size_t MD5::size() {
+ return 16;
+}
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