diff options
Diffstat (limited to 'Build/source/libs/luamd5')
-rw-r--r-- | Build/source/libs/luamd5/makefile | 23 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5.c | 209 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5.h | 20 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5.html | 122 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5.lua | 22 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5lib.c | 183 | ||||
-rw-r--r-- | Build/source/libs/luamd5/md5tests.lua | 78 |
7 files changed, 0 insertions, 657 deletions
diff --git a/Build/source/libs/luamd5/makefile b/Build/source/libs/luamd5/makefile deleted file mode 100644 index 78ea7b7cb60..00000000000 --- a/Build/source/libs/luamd5/makefile +++ /dev/null @@ -1,23 +0,0 @@ -# Location of Lua header files -LUA_DIR = /usr/local/include/ - -# Compilation parameters -CC = gcc -CWARNS = -Wall -Wmissing-prototypes -Wshadow -pedantic -Wpointer-arith -Wcast-align -Waggregate-return -CFLAGS = $(CONFIG) $(CWARNS) -ansi -O2 -I$(LUA_DIR) - - -# Files in this distribution -FILES = makefile \ - md5.c \ - md5lib.c \ - md5.h \ - md5.lua \ - md5.html \ - md5tests.lua - -# Rule to create shared library, to be used with `loadlib' (see also -# file `md5.lua') -md5 : md5.o md5lib.o - ld -o libmd5.so -shared md5.o md5lib.o - diff --git a/Build/source/libs/luamd5/md5.c b/Build/source/libs/luamd5/md5.c deleted file mode 100644 index 7e630bfc46b..00000000000 --- a/Build/source/libs/luamd5/md5.c +++ /dev/null @@ -1,209 +0,0 @@ -/** -* $Id: md5.c,v 1.1 2000/11/09 19:19:59 roberto Exp $ -* Hash function MD5 -* @author Marcela Ozorio Suarez, Roberto I. -*/ - - -#include <string.h> - -#include "md5.h" - - -#define WORD 32 -#define MASK 0xFFFFFFFF -typedef unsigned long WORD32; - - -/** -* md5 hash function. -* @param message: aribtary string. -* @param len: message length. -* @param output: buffer to receive the hash value. Its size must be -* (at least) HASHSIZE. -*/ -void md5 (const char *message, long len, char *output); - - - -/* -** Realiza a rotacao no sentido horario dos bits da variavel 'D' do tipo WORD32. -** Os bits sao deslocados de 'num' posicoes -*/ -#define rotate(D, num) (D<<num) | (D>>(WORD-num)) - -/*Macros que definem operacoes relizadas pelo algoritmo md5 */ -#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)))) - - -/*vetor de numeros utilizados pelo algoritmo md5 para embaralhar bits */ -static const WORD32 T[64]={ - 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, - 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501, - 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be, - 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, - 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa, - 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8, - 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed, - 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, - 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c, - 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70, - 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05, - 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665, - 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, - 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1, - 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1, - 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391 -}; - - -static void word32tobytes (const WORD32 *input, char *output) { - int j = 0; - while (j<4*4) { - WORD32 v = *input++; - output[j++] = (char)(v & 0xff); v >>= 8; - output[j++] = (char)(v & 0xff); v >>= 8; - output[j++] = (char)(v & 0xff); v >>= 8; - output[j++] = (char)(v & 0xff); - } -} - - -static void inic_digest(WORD32 *d) { - d[0] = 0x67452301; - d[1] = 0xEFCDAB89; - d[2] = 0x98BADCFE; - d[3] = 0x10325476; -} - - -/*funcao que implemeta os quatro passos principais do algoritmo MD5 */ -static void digest(const WORD32 *m, WORD32 *d) { - int j; - /*MD5 PASSO1 */ - for (j=0; j<4*4; j+=4) { - d[0] = d[0]+ F(d[1], d[2], d[3])+ m[j] + T[j]; d[0]=rotate(d[0], 7); - d[0]+=d[1]; - d[3] = d[3]+ F(d[0], d[1], d[2])+ m[(j)+1] + T[j+1]; d[3]=rotate(d[3], 12); - d[3]+=d[0]; - d[2] = d[2]+ F(d[3], d[0], d[1])+ m[(j)+2] + T[j+2]; d[2]=rotate(d[2], 17); - d[2]+=d[3]; - d[1] = d[1]+ F(d[2], d[3], d[0])+ m[(j)+3] + T[j+3]; d[1]=rotate(d[1], 22); - d[1]+=d[2]; - } - /*MD5 PASSO2 */ - for (j=0; j<4*4; j+=4) { - d[0] = d[0]+ G(d[1], d[2], d[3])+ m[(5*j+1)&0x0f] + T[(j-1)+17]; - d[0] = rotate(d[0],5); - d[0]+=d[1]; - d[3] = d[3]+ G(d[0], d[1], d[2])+ m[((5*(j+1)+1)&0x0f)] + T[(j+0)+17]; - d[3] = rotate(d[3], 9); - d[3]+=d[0]; - d[2] = d[2]+ G(d[3], d[0], d[1])+ m[((5*(j+2)+1)&0x0f)] + T[(j+1)+17]; - d[2] = rotate(d[2], 14); - d[2]+=d[3]; - d[1] = d[1]+ G(d[2], d[3], d[0])+ m[((5*(j+3)+1)&0x0f)] + T[(j+2)+17]; - d[1] = rotate(d[1], 20); - d[1]+=d[2]; - } - /*MD5 PASSO3 */ - for (j=0; j<4*4; j+=4) { - d[0] = d[0]+ H(d[1], d[2], d[3])+ m[(3*j+5)&0x0f] + T[(j-1)+33]; - d[0] = rotate(d[0], 4); - d[0]+=d[1]; - d[3] = d[3]+ H(d[0], d[1], d[2])+ m[(3*(j+1)+5)&0x0f] + T[(j+0)+33]; - d[3] = rotate(d[3], 11); - d[3]+=d[0]; - d[2] = d[2]+ H(d[3], d[0], d[1])+ m[(3*(j+2)+5)&0x0f] + T[(j+1)+33]; - d[2] = rotate(d[2], 16); - d[2]+=d[3]; - d[1] = d[1]+ H(d[2], d[3], d[0])+ m[(3*(j+3)+5)&0x0f] + T[(j+2)+33]; - d[1] = rotate(d[1], 23); - d[1]+=d[2]; - } - /*MD5 PASSO4 */ - for (j=0; j<4*4; j+=4) { - d[0] = d[0]+ I(d[1], d[2], d[3])+ m[(7*j)&0x0f] + T[(j-1)+49]; - d[0] = rotate(d[0], 6); - d[0]+=d[1]; - d[3] = d[3]+ I(d[0], d[1], d[2])+ m[(7*(j+1))&0x0f] + T[(j+0)+49]; - d[3] = rotate(d[3], 10); - d[3]+=d[0]; - d[2] = d[2]+ I(d[3], d[0], d[1])+ m[(7*(j+2))&0x0f] + T[(j+1)+49]; - d[2] = rotate(d[2], 15); - d[2]+=d[3]; - d[1] = d[1]+ I(d[2], d[3], d[0])+ m[(7*(j+3))&0x0f] + T[(j+2)+49]; - d[1] = rotate(d[1], 21); - d[1]+=d[2]; - } -} - - -static void bytestoword32 (WORD32 *x, const char *pt) { - int i; - for (i=0; i<16; i++) { - int j=i*4; - x[i] = (((WORD32)(unsigned char)pt[j+3] << 8 | - (WORD32)(unsigned char)pt[j+2]) << 8 | - (WORD32)(unsigned char)pt[j+1]) << 8 | - (WORD32)(unsigned char)pt[j]; - } - -} - - -static void put_length(WORD32 *x, long len) { - /* in bits! */ - x[14] = (WORD32)((len<<3) & MASK); - x[15] = (WORD32)(len>>(32-3) & 0x7); -} - - -/* -** returned status: -* 0 - normal message (full 64 bytes) -* 1 - enough room for 0x80, but not for message length (two 4-byte words) -* 2 - enough room for 0x80 plus message length (at least 9 bytes free) -*/ -static int converte (WORD32 *x, const char *pt, int num, int old_status) { - int new_status = 0; - char buff[64]; - if (num<64) { - memcpy(buff, pt, num); /* to avoid changing original string */ - memset(buff+num, 0, 64-num); - if (old_status == 0) - buff[num] = '\200'; - new_status = 1; - pt = buff; - } - bytestoword32(x, pt); - if (num <= (64 - 9)) - new_status = 2; - return new_status; -} - - - -void md5 (const char *message, long len, char *output) { - WORD32 d[4]; - int status = 0; - long i = 0; - inic_digest(d); - while (status != 2) { - WORD32 d_old[4]; - WORD32 wbuff[16]; - int numbytes = (len-i >= 64) ? 64 : len-i; - /*salva os valores do vetor digest*/ - d_old[0]=d[0]; d_old[1]=d[1]; d_old[2]=d[2]; d_old[3]=d[3]; - status = converte(wbuff, message+i, numbytes, status); - if (status == 2) put_length(wbuff, len); - digest(wbuff, d); - d[0]+=d_old[0]; d[1]+=d_old[1]; d[2]+=d_old[2]; d[3]+=d_old[3]; - i += numbytes; - } - word32tobytes(d, output); -} - diff --git a/Build/source/libs/luamd5/md5.h b/Build/source/libs/luamd5/md5.h deleted file mode 100644 index 80d43f72687..00000000000 --- a/Build/source/libs/luamd5/md5.h +++ /dev/null @@ -1,20 +0,0 @@ -/** -* $Id: md5.h,v 1.2 2003/04/28 16:25:44 roberto Exp $ -* Cryptographic module for Lua. -* @author Roberto Ierusalimschy -*/ - - -#ifndef md5_h -#define md5_h - -#include <lua.h> - - -#define HASHSIZE 16 - -void md5 (const char *message, long len, char *output); -int luaopen_md5 (lua_State *L); - - -#endif diff --git a/Build/source/libs/luamd5/md5.html b/Build/source/libs/luamd5/md5.html deleted file mode 100644 index 1f47c971286..00000000000 --- a/Build/source/libs/luamd5/md5.html +++ /dev/null @@ -1,122 +0,0 @@ -<html><body> -<h1>Cryptographic Library for Lua 5.0</h1> - -<p> -This library offers basic cryptographic facilities for Lua 5.0: -a hash (digest) function, an a pair crypt/decrypt. -(<a href=md5.tar.gz>download</a>) - - -<h2>Lua API</h2> - -All functions are registered inside a table <code>md5</code>. - -<ul> - -<li><code>md5.sum (message)</code> -<p> -Computes the MD5 message-digest of the string <code>message</code>. -This function takes as input a message of arbitrary length and content -and returns as output a 128-bit "fingerprint" (or "message digest") -of the input. -The output is formated as a binary string with 16 characters. -It is conjectured that it is computationally infeasible to produce -two messages having the same message digest, or to produce any -message having a given pre-specified target message digest. -(see <a href="ftp://ftp.isi.edu/in-notes/rfc1321.txt"> -RFC 1321</a>) -<p> - -<li><code>md5.sumhexa (message)</code> -<p> -Similar to <code>md5.sum</code>, -but returns its value as a string of 32 hexadecimal digits. - -<li><code>md5.crypt (message, key [,seed])</code> -<p> -Encrypts a string, using MD5 in CFB (Cipher-feedback mode). -<code>message</code> is an arbitrary binary string to be encrypted. -<code>key</code> is an arbitrary binary string to be used as a key. -<code>seed</code> is an arbitrary binary string to be used as a seed; -Returns the cyphertext (as a binary string). - -<p> -If no seed is provided, -the function uses the result of <code>os.time()</code> as a seed. -It is recommended that you use different seeds for each message; -the seed itself is not private, and should contain no private data, -because it goes plain in the beginning of the encrypted message. - -<p> -The length of the cyphertext is the length of the message plus the -length of the seed plus one. -<p> - -<li><code>md5.decrypt (message, key)</code> -<p> -Decrypts a string. -The input <code>message</code> must be the result of a previous call -to <code>crypt</code>. -For any <code>msg</code>, <code>key</code>, -and <code>seed</code>, we have that -<pre> - md5.decrypt(md5.crypt(msg, key, seed), key) == msg -</pre> -<p> - -<li><code>md5.exor (s1, s2)</code> -<p> -Does a bit-a-bit exclusive or of strings <code>s1</code> and <code>s2</code>. -Both strings must have the same length, -which will be also the length of the resulting string. -<p> - -</ul> - - -<h2>C API</h2> - -The following functions are declared in <code>md5.h</code> -<ul> - -<li><code>int luaopen_md5 (lua_State *L);</code> -<p> -Opens the library: -Registers the above Lua functions in the given state. -<p> - -<li><code>void md5 (const char *message, long len, char *output);</code> -<p> -Computes the MD5 message-digest of <code>message</code>. -<code>len</code> is the length of <code>message</code>. -<code>output</code> is a buffer that receives the result; -it must have at least 16 bytes (128 bits). -<p> - -</ul> - -<h2>INSTALL</h2> - -The following instructions assume that your Lua installation has a dynamic -linking facility (function <code>loadlib</code>): - -<ul> - -<li>Build a shared library (<code>.so</code>, <code>.dll</code>, etc.) -with files <code>md5.c</code> and <code>md5lib.c</code>. -(There is a <code>makefile</code> for Linux and similar systems.) - -<li>Put the shared library somewhere, -and edit file <code>md5.lua</code> to point to it. - -<li>Put the file <code>md5.lua</code> in a directory of your -<code>LUA_PATH</code>. - -</ul> - -<p><br><small><em> -$Id: md5.html,v 1.4 2003/04/28 16:40:42 roberto Exp $ -</em></small> - -</body></html> - diff --git a/Build/source/libs/luamd5/md5.lua b/Build/source/libs/luamd5/md5.lua deleted file mode 100644 index 0e0c4912dd9..00000000000 --- a/Build/source/libs/luamd5/md5.lua +++ /dev/null @@ -1,22 +0,0 @@ --- md5.lua --- (you should put this file in any directory of your LUA_PATH) - - --- change the next line to point to the md5 dynamic library - --- local path = "/usr/local/lua/lib/libmd5.so" ---local path = "./libmd5.so" - ---assert(loadlib(path, "luaopen_md5"))() - - --- Returns the md5 hash value as a string of hexadecimal digits - -function md5.sumhexa (k) - k = md5.sum(k) - return (string.gsub(k, ".", function (c) - return string.format("%02x", string.byte(c)) - end)) -end - -return md5 diff --git a/Build/source/libs/luamd5/md5lib.c b/Build/source/libs/luamd5/md5lib.c deleted file mode 100644 index 7c72a16fcb6..00000000000 --- a/Build/source/libs/luamd5/md5lib.c +++ /dev/null @@ -1,183 +0,0 @@ -/** -* $Id: md5lib.c,v 1.2 2003/04/28 16:25:44 roberto Exp $ -* Cryptographic and Hash functions for Lua -* @version 1.0 -* @author Roberto Ierusalimschy -*/ - - -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#include <lua.h> -#include <lauxlib.h> - -#include "md5.h" - - -/** -* Hash function. Returns a hash for a given string. -* @param message: arbitrary binary string. -* @return A 128-bit hash string. -*/ -static int lmd5 (lua_State *L) { - char buff[16]; - size_t l; - const char *message = luaL_checklstring(L, 1, &l); - md5(message, l, buff); - lua_pushlstring(L, buff, 16L); - return 1; -} - - -/** -* X-Or. Does a bit-a-bit exclusive-or of two strings. -* @param s1: arbitrary binary string. -* @param s2: arbitrary binary string with same length as s1. -* @return a binary string with same length as s1 and s2, -* where each bit is the exclusive-or of the corresponding bits in s1-s2. -*/ -static int ex_or (lua_State *L) { - size_t l1, l2; - const char *s1 = luaL_checklstring(L, 1, &l1); - const char *s2 = luaL_checklstring(L, 2, &l2); - luaL_Buffer b; - luaL_argcheck( L, l1 == l2, 2, "lengths must be equal" ); - luaL_buffinit(L, &b); - while (l1--) luaL_putchar(&b, (*s1++)^(*s2++)); - luaL_pushresult(&b); - return 1; -} - - -static void checkseed (lua_State *L) { - if (lua_isnone(L, 3)) { /* no seed? */ - time_t tm = time(NULL); /* for `random' seed */ - lua_pushlstring(L, (char *)&tm, sizeof(tm)); - } -} - - -#define MAXKEY 256 -#define BLOCKSIZE 16 - - - -static int initblock (lua_State *L, const char *seed, int lseed, char *block) { - size_t lkey; - const char *key = luaL_checklstring(L, 2, &lkey); - if (lkey > MAXKEY) - luaL_error(L, "key too long (> %d)", MAXKEY); - memset(block, 0, BLOCKSIZE); - memcpy(block, seed, lseed); - memcpy(block+BLOCKSIZE, key, lkey); - return (int)lkey+BLOCKSIZE; -} - - -static void codestream (lua_State *L, const char *msg, size_t lmsg, - char *block, int lblock) { - luaL_Buffer b; - luaL_buffinit(L, &b); - while (lmsg > 0) { - char code[BLOCKSIZE]; - int i; - md5(block, lblock, code); - for (i=0; i<BLOCKSIZE && lmsg > 0; i++, lmsg--) - code[i] ^= *msg++; - luaL_addlstring(&b, code, i); - memcpy(block, code, i); /* update seed */ - } - luaL_pushresult(&b); -} - - -static void decodestream (lua_State *L, const char *cypher, size_t lcypher, - char *block, int lblock) { - luaL_Buffer b; - luaL_buffinit(L, &b); - while (lcypher > 0) { - char code[BLOCKSIZE]; - int i; - md5(block, lblock, code); /* update seed */ - for (i=0; i<BLOCKSIZE && lcypher > 0; i++, lcypher--) - code[i] ^= *cypher++; - luaL_addlstring(&b, code, i); - memcpy(block, cypher-i, i); - } - luaL_pushresult(&b); -} - - -/** -* Encrypts a string. Uses the hash function md5 in CFB (Cipher-feedback -* mode). -* @param message: arbitrary binary string to be encrypted. -* @param key: arbitrary binary string to be used as a key. -* @param [seed]: optional arbitrary binary string to be used as a seed. -* if no seed is provided, the function uses the result of -* <code>time()</code> as a seed. -* @return The cyphertext (as a binary string). -*/ -static int crypt (lua_State *L) { - size_t lmsg; - const char *msg = luaL_checklstring(L, 1, &lmsg); - size_t lseed; - const char *seed; - int lblock; - char block[BLOCKSIZE+MAXKEY]; - checkseed(L); - seed = luaL_checklstring(L, 3, &lseed); - if (lseed > BLOCKSIZE) - luaL_error(L, "seed too long (> %d)", BLOCKSIZE); - /* put seed and seed length at the beginning of result */ - block[0] = (char)lseed; - memcpy(block+1, seed, lseed); - lua_pushlstring(L, block, lseed+1); /* to concat with result */ - lblock = initblock(L, seed, lseed, block); - codestream(L, msg, lmsg, block, lblock); - lua_concat(L, 2); - return 1; -} - - -/** -* Decrypts a string. For any message, key, and seed, we have that -* <code>decrypt(crypt(msg, key, seed), key) == msg</code>. -* @param cyphertext: message to be decrypted (this must be the result of - a previous call to <code>crypt</code>. -* @param key: arbitrary binary string to be used as a key. -* @return The plaintext. -*/ -static int decrypt (lua_State *L) { - size_t lcyphertext; - const char *cyphertext = luaL_checklstring(L, 1, &lcyphertext); - size_t lseed = cyphertext[0]; - const char *seed = cyphertext+1; - int lblock; - char block[BLOCKSIZE+MAXKEY]; - luaL_argcheck(L, lcyphertext >= lseed+1 && lseed <= BLOCKSIZE, 1, - "invalid cyphered string"); - cyphertext += lseed+1; - lcyphertext -= lseed+1; - lblock = initblock(L, seed, lseed, block); - decodestream(L, cyphertext, lcyphertext, block, lblock); - return 1; -} - - -static struct luaL_reg md5lib[] = { - {"sum", lmd5}, - {"exor", ex_or}, - {"crypt", crypt}, - {"decrypt", decrypt}, - {NULL, NULL} -}; - - -int luaopen_md5 (lua_State *L) { - luaL_openlib(L, "md5", md5lib, 0); - return 1; -} - diff --git a/Build/source/libs/luamd5/md5tests.lua b/Build/source/libs/luamd5/md5tests.lua deleted file mode 100644 index 4a6092bf34c..00000000000 --- a/Build/source/libs/luamd5/md5tests.lua +++ /dev/null @@ -1,78 +0,0 @@ -#!/usr/bin/env lua5.0 - -dofile "md5.lua" - - -assert(md5.exor('', '') == '') -assert(md5.exor('alo alo', '\0\0\0\0\0\0\0') == 'alo alo') - -local function invert (s) - return md5.exor(s, string.rep('\255', string.len(s))) -end - -x = string.rep('0123456789', 1000) -assert(md5.exor(x,x) == string.rep('\0', 10000)) -assert(md5.exor(x,invert(x)) == string.rep('\255', 10000)) - -assert(invert(invert('alo alo')) == 'alo alo') - -assert(invert(invert(invert('alo\0\255alo'))) == invert('alo\0\255alo')) - --- test some known sums -assert(md5.sumhexa("") == "d41d8cd98f00b204e9800998ecf8427e") -assert(md5.sumhexa("a") == "0cc175b9c0f1b6a831c399e269772661") -assert(md5.sumhexa("abc") == "900150983cd24fb0d6963f7d28e17f72") -assert(md5.sumhexa("message digest") == "f96b697d7cb7938d525a2f31aaf161d0") -assert(md5.sumhexa("abcdefghijklmnopqrstuvwxyz") == "c3fcd3d76192e4007dfb496cca67e13b") -assert(md5.sumhexa("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") - == "d174ab98d277d9f5a5611c2c9f419d9f") - - --- test padding borders -assert(md5.sumhexa(string.rep('a',53)) == "e9e7e260dce84ffa6e0e7eb5fd9d37fc") -assert(md5.sumhexa(string.rep('a',54)) == "eced9e0b81ef2bba605cbc5e2e76a1d0") -assert(md5.sumhexa(string.rep('a',55)) == "ef1772b6dff9a122358552954ad0df65") -assert(md5.sumhexa(string.rep('a',56)) == "3b0c8ac703f828b04c6c197006d17218") -assert(md5.sumhexa(string.rep('a',57)) == "652b906d60af96844ebd21b674f35e93") -assert(md5.sumhexa(string.rep('a',63)) == "b06521f39153d618550606be297466d5") -assert(md5.sumhexa(string.rep('a',64)) == "014842d480b571495a4a0363793f7367") -assert(md5.sumhexa(string.rep('a',65)) == "c743a45e0d2e6a95cb859adae0248435") -assert(md5.sumhexa(string.rep('a',255)) == "46bc249a5a8fc5d622cf12c42c463ae0") -assert(md5.sumhexa(string.rep('a',256)) == "81109eec5aa1a284fb5327b10e9c16b9") - -assert(md5.sumhexa( -"12345678901234567890123456789012345678901234567890123456789012345678901234567890") - == "57edf4a22be3c955ac49da2e2107b67a") - -print '+' - - - -local tolerance = 1.12 - -local function contchars (s) - local a = {} - for i=0,255 do a[string.char(i)] = 0 end - for c in string.gfind(s, '.') do - a[c] = a[c] + 1 - end - local av = string.len(s)/256 - for i=0,255 do - local c = string.char(i) - assert(a[c] < av*tolerance and a[c] > av/tolerance, i) - end -end - - -local key = 'xuxu bacana' -assert(md5.decrypt(md5.crypt('', key), key) == '') -assert(md5.decrypt(md5.crypt('', key, '\0\0seed\0'), key) == '') -assert(md5.decrypt(md5.crypt('a', key), key) == 'a') -local msg = string.rep("1233456789\0\1\2\3\0\255", 10000) -local code = md5.crypt(msg, key, "seed") -assert(md5.decrypt(code, key) == msg) -contchars(code) - -assert(md5.crypt('a', 'a') ~= md5.crypt('a', 'b')) - -print"OK" |