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-rw-r--r--ext/md5/MANIFEST6
-rw-r--r--ext/md5/depend2
-rw-r--r--ext/md5/md5.doc36
-rw-r--r--ext/md5/md5.h86
-rw-r--r--ext/md5/md5c.c337
-rw-r--r--ext/md5/md5init.c90
6 files changed, 557 insertions, 0 deletions
diff --git a/ext/md5/MANIFEST b/ext/md5/MANIFEST
new file mode 100644
index 0000000000..e4f0004b4a
--- /dev/null
+++ b/ext/md5/MANIFEST
@@ -0,0 +1,6 @@
+MANIFEST
+depend
+md5.doc
+md5.h
+md5c.c
+md5init.c
diff --git a/ext/md5/depend b/ext/md5/depend
new file mode 100644
index 0000000000..be56da89b9
--- /dev/null
+++ b/ext/md5/depend
@@ -0,0 +1,2 @@
+md5c.o: md5c.c md5.h
+md5init.o: md5init.c ../../ruby.h ../../config.h ../../defines.h md5.h
diff --git a/ext/md5/md5.doc b/ext/md5/md5.doc
new file mode 100644
index 0000000000..2203404602
--- /dev/null
+++ b/ext/md5/md5.doc
@@ -0,0 +1,36 @@
+.\" md5.doc - -*- Indented-Text -*- created at: Fri Aug 2 12:01:27 JST 1996
+
+** MD5(クラス)
+
+RFC1321に記述されているRSA Data Security, Inc. の MD5 Message-Digest
+Algorithmを実装するクラス．
+
+SuperClass: Object
+
+Class Methods:
+
+ new([str])
+ md5([str])
+
+ 新しいMD5オブジェクトを生成する．文字列引数が与えられるとそれ
+ を追加する(see update)．
+
+Methods:
+
+ clone
+
+ MD5オブジェクトの複製を作る
+
+ digest
+
+ 今までに追加した文字列に対するハッシュ値を16バイト長の文字列で
+ 返す．
+
+ update(str)
+
+ keyをキーとする値を返す．
+
+-------------------------------------------------------
+Local variables:
+fill-column: 70
+end:
diff --git a/ext/md5/md5.h b/ext/md5/md5.h
new file mode 100644
index 0000000000..81a6d7ff36
--- /dev/null
+++ b/ext/md5/md5.h
@@ -0,0 +1,86 @@
+/* MD5.H - header file for MD5C.C
+ */
+
+/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
+rights reserved.
+
+License to copy and use this software is granted provided that it
+is identified as the "RSA Data Security, Inc. MD5 Message-Digest
+Algorithm" in all material mentioning or referencing this software
+or this function.
+
+License is also granted to make and use derivative works provided
+that such works are identified as "derived from the RSA Data
+Security, Inc. MD5 Message-Digest Algorithm" in all material
+mentioning or referencing the derived work.
+
+RSA Data Security, Inc. makes no representations concerning either
+the merchantability of this software or the suitability of this
+software for any particular purpose. It is provided "as is"
+without express or implied warranty of any kind.
+
+These notices must be retained in any copies of any part of this
+documentation and/or software.
+ */
+
+/* ========== include global.h ========== */
+/* GLOBAL.H - RSAREF types and constants
+ */
+
+/* PROTOTYPES should be set to one if and only if the compiler supports
+ function argument prototyping.
+The following makes PROTOTYPES default to 0 if it has not already
+ been defined with C compiler flags.
+ */
+#ifdef HAVE_PROTOTYPES
+#define PROTOTYPES 1
+#endif
+#ifndef PROTOTYPES
+#define PROTOTYPES 0
+#endif
+
+/* POINTER defines a generic pointer type */
+typedef unsigned char *POINTER;
+
+/* UINT2 defines a two byte word */
+typedef unsigned short int UINT2;
+
+#ifdef HAVE_LIMITS_H
+#include <limits.h>
+#else
+/* Wild guess */
+#define LONG_MAX 2147483647L
+#endif
+
+/* UINT4 defines a four byte word */
+#if defined(INT_MAX) && INT_MAX == 2147483647
+typedef unsigned int UINT4;
+#else
+#if defined(LONG_MAX) && LONG_MAX == 2147483647L
+typedef unsigned long int UINT4;
+#endif
+/* Too bad if neither is */
+#endif
+
+/* PROTO_LIST is defined depending on how PROTOTYPES is defined above.
+If using PROTOTYPES, then PROTO_LIST returns the list, otherwise it
+ returns an empty list.
+ */
+#if PROTOTYPES
+#define PROTO_LIST(list) list
+#else
+#define PROTO_LIST(list) ()
+#endif
+/* ========== End global.h; continue md5.h ========== */
+
+/* MD5 context. */
+typedef struct {
+ UINT4 state[4]; /* state (ABCD) */
+ UINT4 count[2]; /* number of bits, modulo 2^64 (lsb first) */
+ unsigned char buffer[64]; /* input buffer */
+} MD5_CTX;
+
+void MD5Init PROTO_LIST ((MD5_CTX *));
+void MD5Update PROTO_LIST
+ ((MD5_CTX *, unsigned char *, unsigned int));
+void MD5Final PROTO_LIST ((unsigned char [16], MD5_CTX *));
diff --git a/ext/md5/md5c.c b/ext/md5/md5c.c
new file mode 100644
index 0000000000..d7c7e4fb27
--- /dev/null
+++ b/ext/md5/md5c.c
@@ -0,0 +1,337 @@
+/* MD5C.C - RSA Data Security, Inc., MD5 message-digest algorithm
+ */
+
+/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
+rights reserved.
+
+License to copy and use this software is granted provided that it
+is identified as the "RSA Data Security, Inc. MD5 Message-Digest
+Algorithm" in all material mentioning or referencing this software
+or this function.
+
+License is also granted to make and use derivative works provided
+that such works are identified as "derived from the RSA Data
+Security, Inc. MD5 Message-Digest Algorithm" in all material
+mentioning or referencing the derived work.
+
+RSA Data Security, Inc. makes no representations concerning either
+the merchantability of this software or the suitability of this
+software for any particular purpose. It is provided "as is"
+without express or implied warranty of any kind.
+
+These notices must be retained in any copies of any part of this
+documentation and/or software.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include "md5.h"
+
+/* Constants for MD5Transform routine.
+ */
+
+#define S11 7
+#define S12 12
+#define S13 17
+#define S14 22
+#define S21 5
+#define S22 9
+#define S23 14
+#define S24 20
+#define S31 4
+#define S32 11
+#define S33 16
+#define S34 23
+#define S41 6
+#define S42 10
+#define S43 15
+#define S44 21
+
+static void MD5Transform PROTO_LIST ((UINT4 [4], unsigned char [64]));
+static void Encode PROTO_LIST
+ ((unsigned char *, UINT4 *, unsigned int));
+static void Decode PROTO_LIST
+ ((UINT4 *, unsigned char *, unsigned int));
+static void MD5_memcpy PROTO_LIST ((POINTER, POINTER, unsigned int));
+static void MD5_memset PROTO_LIST ((POINTER, int, unsigned int));
+
+static unsigned char PADDING[64] = {
+ 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+};
+
+/* F, G, H and I are basic MD5 functions.
+ */
+#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
+#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
+#define H(x, y, z) ((x) ^ (y) ^ (z))
+#define I(x, y, z) ((y) ^ ((x) | (~z)))
+
+/* ROTATE_LEFT rotates x left n bits.
+ */
+#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n))))
+
+/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4.
+Rotation is separate from addition to prevent recomputation.
+ */
+#define FF(a, b, c, d, x, s, ac) { \
+ (a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \
+ (a) = ROTATE_LEFT ((a), (s)); \
+ (a) += (b); \
+ }
+#define GG(a, b, c, d, x, s, ac) { \
+ (a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \
+ (a) = ROTATE_LEFT ((a), (s)); \
+ (a) += (b); \
+ }
+#define HH(a, b, c, d, x, s, ac) { \
+ (a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \
+ (a) = ROTATE_LEFT ((a), (s)); \
+ (a) += (b); \
+ }
+#define II(a, b, c, d, x, s, ac) { \
+ (a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \
+ (a) = ROTATE_LEFT ((a), (s)); \
+ (a) += (b); \
+ }
+
+/* MD5 initialization. Begins an MD5 operation, writing a new context.
+ */
+void MD5Init (context)
+MD5_CTX *context; /* context */
+{
+ context->count[0] = context->count[1] = 0;
+ /* Load magic initialization constants.
+*/
+ context->state[0] = 0x67452301;
+ context->state[1] = 0xefcdab89;
+ context->state[2] = 0x98badcfe;
+ context->state[3] = 0x10325476;
+}
+
+/* MD5 block update operation. Continues an MD5 message-digest
+ operation, processing another message block, and updating the
+ context.
+ */
+void MD5Update (context, input, inputLen)
+MD5_CTX *context; /* context */
+unsigned char *input; /* input block */
+unsigned int inputLen; /* length of input block */
+{
+ unsigned int i, index, partLen;
+
+ /* Compute number of bytes mod 64 */
+ index = (unsigned int)((context->count[0] >> 3) & 0x3F);
+
+ /* Update number of bits */
+ if ((context->count[0] += ((UINT4)inputLen << 3))
+ < ((UINT4)inputLen << 3))
+ context->count[1]++;
+ context->count[1] += ((UINT4)inputLen >> 29);
+
+ partLen = 64 - index;
+
+ /* Transform as many times as possible.
+*/
+ if (inputLen >= partLen) {
+ MD5_memcpy
+ ((POINTER)&context->buffer[index], (POINTER)input, partLen);
+ MD5Transform (context->state, context->buffer);
+
+ for (i = partLen; i + 63 < inputLen; i += 64)
+ MD5Transform (context->state, &input[i]);
+
+ index = 0;
+ }
+ else
+ i = 0;
+
+ /* Buffer remaining input */
+ MD5_memcpy
+ ((POINTER)&context->buffer[index], (POINTER)&input[i],
+ inputLen-i);
+}
+
+/* MD5 finalization. Ends an MD5 message-digest operation, writing the
+ the message digest and zeroizing the context.
+ */
+void MD5Final (digest, context)
+unsigned char digest[16]; /* message digest */
+MD5_CTX *context; /* context */
+{
+ unsigned char bits[8];
+ unsigned int index, padLen;
+
+ /* Save number of bits */
+ Encode (bits, context->count, 8);
+
+ /* Pad out to 56 mod 64.
+*/
+ index = (unsigned int)((context->count[0] >> 3) & 0x3f);
+ padLen = (index < 56) ? (56 - index) : (120 - index);
+ MD5Update (context, PADDING, padLen);
+
+ /* Append length (before padding) */
+ MD5Update (context, bits, 8);
+
+ /* Store state in digest */
+ Encode (digest, context->state, 16);
+
+ /* Zeroize sensitive information.
+*/
+ MD5_memset ((POINTER)context, 0, sizeof (*context));
+}
+
+/* MD5 basic transformation. Transforms state based on block.
+ */
+static void MD5Transform (state, block)
+UINT4 state[4];
+unsigned char block[64];
+{
+ UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
+
+ Decode (x, block, 64);
+
+ /* Round 1 */
+ FF (a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
+ FF (d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
+ FF (c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
+ FF (b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
+ FF (a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
+ FF (d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
+ FF (c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
+ FF (b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
+ FF (a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
+ FF (d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
+ FF (c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
+ FF (b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
+ FF (a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
+ FF (d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
+ FF (c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
+ FF (b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
+
+ /* Round 2 */
+ GG (a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
+ GG (d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
+ GG (c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
+ GG (b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
+ GG (a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
+ GG (d, a, b, c, x[10], S22, 0x2441453); /* 22 */
+ GG (c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
+ GG (b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
+ GG (a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
+ GG (d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
+ GG (c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
+ GG (b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
+ GG (a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
+ GG (d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
+ GG (c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
+ GG (b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
+
+ /* Round 3 */
+ HH (a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
+ HH (d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
+ HH (c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
+ HH (b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
+ HH (a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
+ HH (d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
+ HH (c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
+ HH (b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
+ HH (a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
+ HH (d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
+ HH (c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
+ HH (b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
+ HH (a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
+ HH (d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
+ HH (c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
+ HH (b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
+
+ /* Round 4 */
+ II (a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
+ II (d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
+ II (c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
+ II (b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
+ II (a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
+ II (d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
+ II (c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
+ II (b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
+ II (a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
+ II (d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
+ II (c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
+ II (b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
+ II (a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
+ II (d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
+ II (c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
+ II (b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
+
+ state[0] += a;
+ state[1] += b;
+ state[2] += c;
+ state[3] += d;
+
+ /* Zeroize sensitive information.
+*/
+ MD5_memset ((POINTER)x, 0, sizeof (x));
+}
+
+/* Encodes input (UINT4) into output (unsigned char). Assumes len is
+ a multiple of 4.
+ */
+static void Encode (output, input, len)
+unsigned char *output;
+UINT4 *input;
+unsigned int len;
+{
+ unsigned int i, j;
+
+ for (i = 0, j = 0; j < len; i++, j += 4) {
+ output[j] = (unsigned char)(input[i] & 0xff);
+ output[j+1] = (unsigned char)((input[i] >> 8) & 0xff);
+ output[j+2] = (unsigned char)((input[i] >> 16) & 0xff);
+ output[j+3] = (unsigned char)((input[i] >> 24) & 0xff);
+ }
+}
+
+/* Decodes input (unsigned char) into output (UINT4). Assumes len is
+ a multiple of 4.
+ */
+static void Decode (output, input, len)
+UINT4 *output;
+unsigned char *input;
+unsigned int len;
+{
+ unsigned int i, j;
+
+ for (i = 0, j = 0; j < len; i++, j += 4)
+ output[i] = ((UINT4)input[j]) | (((UINT4)input[j+1]) << 8) |
+ (((UINT4)input[j+2]) << 16) | (((UINT4)input[j+3]) << 24);
+}
+
+/* Note: Replace "for loop" with standard memcpy if possible.
+ */
+
+static void MD5_memcpy (output, input, len)
+POINTER output;
+POINTER input;
+unsigned int len;
+{
+ unsigned int i;
+
+ for (i = 0; i < len; i++)
+ output[i] = input[i];
+}
+
+/* Note: Replace "for loop" with standard memset if possible.
+ */
+static void MD5_memset (output, value, len)
+POINTER output;
+int value;
+unsigned int len;
+{
+ unsigned int i;
+
+ for (i = 0; i < len; i++)
+ ((char *)output)[i] = (char)value;
+}
diff --git a/ext/md5/md5init.c b/ext/md5/md5init.c
new file mode 100644
index 0000000000..85f0847e71
--- /dev/null
+++ b/ext/md5/md5init.c
@@ -0,0 +1,90 @@
+/************************************************
+
+ md5init.c -
+
+ $Author: matz $
+ created at: Fri Aug 2 09:24:12 JST 1996
+
+ Copyright (C) 1995 Yukihiro Matsumoto
+
+************************************************/
+/* This module provides an interface to the RSA Data Security,
+ Inc. MD5 Message-Digest Algorithm, described in RFC 1321.
+ It requires the files md5c.c and md5.h (which are slightly changed
+ from the versions in the RFC to avoid the "global.h" file.) */
+
+#include "ruby.h"
+#include "md5.h"
+
+static VALUE cMD5;
+
+static VALUE
+md5_update(obj, str)
+ VALUE obj;
+ struct RString *str;
+{
+ MD5_CTX *md5;
+
+ Check_Type(str, T_STRING);
+ Get_Data_Struct(obj, MD5_CTX, md5);
+ MD5Update(md5, str->ptr, str->len);
+
+ return Qnil;
+}
+static VALUE
+md5_digest(obj)
+ VALUE obj;
+{
+ MD5_CTX *md5, ctx;
+ unsigned char digest[16];
+
+ Get_Data_Struct(obj, MD5_CTX, md5);
+ ctx = *md5;
+ MD5Final(digest, &ctx);
+
+ return str_new(digest, 16);
+}
+
+static VALUE
+md5_clone(obj)
+ VALUE obj;
+{
+ VALUE clone;
+ MD5_CTX *md5, *md5_new;
+
+ Get_Data_Struct(obj, MD5_CTX, md5);
+ obj = Make_Data_Struct(CLASS_OF(obj), MD5_CTX, 0, 0, md5_new);
+ *md5_new = *md5;
+
+ return obj;
+}
+
+static VALUE
+md5_new(argc, argv, class)
+{
+ int i;
+ VALUE arg, obj;
+ MD5_CTX *md5;
+
+ rb_scan_args(argc, argv, "01", &arg);
+ if (!NIL_P(arg)) Check_Type(arg, T_STRING);
+
+ obj = Make_Data_Struct(class, MD5_CTX, 0, 0, md5);
+ MD5Init(md5);
+ if (!NIL_P(arg)) {
+ md5_update(obj, arg);
+ }
+
+ return obj;
+}
+
+Init_md5()
+{
+ cMD5 = rb_define_class("MD5", cObject);
+
+ rb_define_singleton_method(cMD5, "new", md5_new, -1);
+
+ rb_define_method(cMD5, "update", md5_update, 1);
+ rb_define_method(cMD5, "digest", md5_digest, 0);
+ rb_define_method(cMD5, "clone", md5_clone, 0);
+}
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