diff --git a/src/Jamrules b/src/Jamrules index 84b154265..5e11f902a 100644 --- a/src/Jamrules +++ b/src/Jamrules @@ -70,9 +70,10 @@ if $(PROFILE) = 1 { LINKFLAGS += -pg -ggdb ; } -CCFLAGS += -Wall -Wno-unknown-pragmas ; +CCFLAGS += -Wall -Werror -Wno-unknown-pragmas -Wstrict-prototypes + -Wpointer-arith -Wno-char-subscripts ; -CCFLAGS += -Wwrite-strings +CCFLAGS on foo += -Wwrite-strings -Wundef -Wstrict-prototypes -Werror-implicit-function-declaration diff --git a/src/combined/Jamfile b/src/combined/Jamfile index c62629839..ad206f4c0 100644 --- a/src/combined/Jamfile +++ b/src/combined/Jamfile @@ -7,6 +7,7 @@ SubDirHdrs $(SUBDIR)/../common/kernel ; SubDirHdrs $(SUBDIR)/../common/util ; SubDirHdrs $(SUBDIR)/../common ; SubDirHdrs $(SUBDIR)/../tools ; +SubDirHdrs $(SUBDIR)/../external ; SubDirHdrs $(SUBDIR)/.. ; UsingLua ; @@ -34,6 +35,8 @@ SERVER_SOURCES = main.c ; +CCFLAGS += -DSQLITE_THREADSAFE=0 ; + if $(MSPACES) { SERVER_SOURCES += malloc.c ; } diff --git a/src/combined/gamecode.c b/src/combined/gamecode.c index 6be4f6e20..308ccc9b6 100644 --- a/src/combined/gamecode.c +++ b/src/combined/gamecode.c @@ -4,6 +4,7 @@ #ifdef BINDINGS_TOLUA #include "eressea/tolua/bindings.c" +#include "eressea/tolua/bind_sqlite.c" #include "eressea/tolua/bind_unit.c" #include "eressea/tolua/bind_ship.c" #include "eressea/tolua/bind_building.c" diff --git a/src/combined/kernel.c b/src/combined/kernel.c index 4032132cf..6921841e0 100644 --- a/src/combined/kernel.c +++ b/src/combined/kernel.c @@ -40,6 +40,7 @@ #include "common/kernel/textstore.c" #include "common/kernel/unit.c" #include "common/kernel/xmlreader.c" +#include "common/kernel/sqlite.c" #include "common/modules/arena.c" #include "common/modules/autoseed.c" diff --git a/src/combined/main.c b/src/combined/main.c index c26a74a90..12f1389c0 100644 --- a/src/combined/main.c +++ b/src/combined/main.c @@ -4,3 +4,4 @@ #include #include +#include diff --git a/src/common/gamecode/laws.c b/src/common/gamecode/laws.c index 2bd0937b9..8c4dc5948 100644 --- a/src/common/gamecode/laws.c +++ b/src/common/gamecode/laws.c @@ -3941,7 +3941,9 @@ process(void) static void enter_1(region * r) { do_misc(r, false); } static void enter_2(region * r) { do_misc(r, true); } static void maintain_buildings_1(region * r) { maintain_buildings(r, false); } +#ifdef COLLAPSE_CHANCE static void maintain_buildings_2(region * r) { maintain_buildings(r,true); } +#endif static void reset_moved(unit * u) { freset(u, UFL_MOVED); } /** warn about passwords that are not US ASCII. diff --git a/src/common/kernel/sqlite.c b/src/common/kernel/sqlite.c new file mode 100644 index 000000000..3cb1cd2b3 --- /dev/null +++ b/src/common/kernel/sqlite.c @@ -0,0 +1,40 @@ +#include +#include +#include +#include +#include + +int +db_update_factions(sqlite3 * db) +{ + const char * sql = "INSERT OR REPLACE INTO email (md5, email) VALUES(?, ?)"; + faction * f; + sqlite3_stmt *stmt; + int res = sqlite3_prepare_v2(db, sql, strlen(sql)+1, &stmt, NULL); + if (res!=SQLITE_OK) { + return res; + } + for (f=factions;f;f=f->next) { + char hash[33]; + md5_state_t ms; + md5_byte_t digest[16]; + int i; + sqlite3_int64 rowid; + + md5_init(&ms); + md5_append(&ms, (md5_byte_t*)f->email, strlen(f->email)); + md5_finish(&ms, digest); + for (i=0;i!=16;++i) sprintf(hash+2*i, "%.02x", digest[i]); + + res = sqlite3_bind_text(stmt, 1, hash, -1, SQLITE_TRANSIENT); + res = sqlite3_bind_text(stmt, 2, f->email, -1, SQLITE_TRANSIENT); + do { + res = sqlite3_step(stmt); + } while (res!=SQLITE_DONE); + rowid = sqlite3_last_insert_rowid(db); + // TODO: use rowid to update faction + sqlite3_reset(stmt); + } + sqlite3_finalize(stmt); + return SQLITE_OK; +} diff --git a/src/common/util/strings.c b/src/common/util/strings.c index 236a81848..715972c3c 100644 --- a/src/common/util/strings.c +++ b/src/common/util/strings.c @@ -91,7 +91,7 @@ escape_string(const char * str, char * buffer, unsigned int len) o = buffer + skip; p = str + skip; do { - if (*p == '\"') { + if (*p == '\"' || *p=='\\') { if (len<2) { *o = '\0'; break; diff --git a/src/eressea/Jamfile b/src/eressea/Jamfile index 1ed1c5c44..141381ec3 100644 --- a/src/eressea/Jamfile +++ b/src/eressea/Jamfile @@ -5,6 +5,7 @@ SubDirHdrs $(SUBDIR)/../common/gamecode ; SubDirHdrs $(SUBDIR)/../common/kernel ; SubDirHdrs $(SUBDIR)/../common/util ; SubDirHdrs $(SUBDIR)/../common ; +SubDirHdrs $(SUBDIR)/../external ; SubDirHdrs $(SUBDIR)/.. ; UsingLua ; @@ -29,6 +30,7 @@ SERVER_SOURCES = main.c korrektur.c ; TOLUA_SOURCES = bindings.c helpers.c + bind_sqlite.c bind_unit.c bind_ship.c bind_storage.c diff --git a/src/eressea/server.c b/src/eressea/server.c index 816efd20c..fda2f1a29 100644 --- a/src/eressea/server.c +++ b/src/eressea/server.c @@ -298,6 +298,7 @@ lua_init(void) #ifdef BINDINGS_TOLUA register_tolua_helpers(); tolua_eressea_open(L); + tolua_sqlite_open(L); tolua_unit_open(L); tolua_building_open(L); tolua_ship_open(L); diff --git a/src/eressea/tolua/bind_sqlite.c b/src/eressea/tolua/bind_sqlite.c new file mode 100644 index 000000000..3acf5f94b --- /dev/null +++ b/src/eressea/tolua/bind_sqlite.c @@ -0,0 +1,77 @@ +/* vi: set ts=2: ++-------------------+ +| | Enno Rehling +| Eressea PBEM host | Christian Schlittchen +| (c) 1998 - 2008 | Katja Zedel +| | Henning Peters ++-------------------+ + +This program may not be used, modified or distributed +without prior permission by the authors of Eressea. +*/ + +#include + +#include "bind_unit.h" +#include "bindings.h" + +#include +#include +#include + +#define LTYPE_DB TOLUA_CAST "db" + +extern int db_update_factions(sqlite3 * db); +static int +tolua_db_update_factions(lua_State* L) +{ + sqlite3 * db = (sqlite3 *)tolua_tousertype(L, 1, 0); + db_update_factions(db); + return 0; +} + +static int +tolua_db_close(lua_State* L) +{ + sqlite3 * db = (sqlite3 *)tolua_tousertype(L, 1, 0); + sqlite3_close(db); + return 0; +} + +static int +tolua_db_create(lua_State* L) +{ + sqlite3 * db; + const char * dbname = tolua_tostring(L, 1, 0); + int result = sqlite3_open_v2(dbname, &db, SQLITE_OPEN_READWRITE, 0); + if (result==SQLITE_OK) { + tolua_pushusertype(L, (void*)db, LTYPE_DB); + return 1; + } + return 0; +} + +int +tolua_sqlite_open(lua_State * L) +{ + /* register user types */ + + tolua_usertype(L, LTYPE_DB); + + tolua_module(L, NULL, 0); + tolua_beginmodule(L, NULL); + { + tolua_cclass(L, LTYPE_DB, LTYPE_DB, TOLUA_CAST "", NULL); + tolua_beginmodule(L, LTYPE_DB); + { + tolua_function(L, TOLUA_CAST "open", &tolua_db_create); + tolua_function(L, TOLUA_CAST "close", &tolua_db_close); + + tolua_function(L, TOLUA_CAST "update_factions", &tolua_db_update_factions); + } + tolua_endmodule(L); + + } + tolua_endmodule(L); + return 0; +} diff --git a/src/eressea/tolua/bindings.h b/src/eressea/tolua/bindings.h index 61a879159..46c463bb3 100644 --- a/src/eressea/tolua/bindings.h +++ b/src/eressea/tolua/bindings.h @@ -15,6 +15,7 @@ extern "C" { #endif struct lua_State; + int tolua_sqlite_open(struct lua_State * L); int tolua_eressea_open(struct lua_State* L); int tolua_spelllist_next(struct lua_State *L); int tolua_itemlist_next(struct lua_State *L); diff --git a/src/external/md5.c b/src/external/md5.c new file mode 100644 index 000000000..c35d96c5e --- /dev/null +++ b/src/external/md5.c @@ -0,0 +1,381 @@ +/* + Copyright (C) 1999, 2000, 2002 Aladdin Enterprises. All rights reserved. + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + L. Peter Deutsch + ghost@aladdin.com + + */ +/* $Id: md5.c,v 1.6 2002/04/13 19:20:28 lpd Exp $ */ +/* + Independent implementation of MD5 (RFC 1321). + + This code implements the MD5 Algorithm defined in RFC 1321, whose + text is available at + http://www.ietf.org/rfc/rfc1321.txt + The code is derived from the text of the RFC, including the test suite + (section A.5) but excluding the rest of Appendix A. It does not include + any code or documentation that is identified in the RFC as being + copyrighted. + + The original and principal author of md5.c is L. Peter Deutsch + . Other authors are noted in the change history + that follows (in reverse chronological order): + + 2002-04-13 lpd Clarified derivation from RFC 1321; now handles byte order + either statically or dynamically; added missing #include + in library. + 2002-03-11 lpd Corrected argument list for main(), and added int return + type, in test program and T value program. + 2002-02-21 lpd Added missing #include in test program. + 2000-07-03 lpd Patched to eliminate warnings about "constant is + unsigned in ANSI C, signed in traditional"; made test program + self-checking. + 1999-11-04 lpd Edited comments slightly for automatic TOC extraction. + 1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5). + 1999-05-03 lpd Original version. + */ + +#include "md5.h" +#include + +#undef BYTE_ORDER /* 1 = big-endian, -1 = little-endian, 0 = unknown */ +#ifdef ARCH_IS_BIG_ENDIAN +# define BYTE_ORDER (ARCH_IS_BIG_ENDIAN ? 1 : -1) +#else +# define BYTE_ORDER 0 +#endif + +#define T_MASK ((md5_word_t)~0) +#define T1 /* 0xd76aa478 */ (T_MASK ^ 0x28955b87) +#define T2 /* 0xe8c7b756 */ (T_MASK ^ 0x173848a9) +#define T3 0x242070db +#define T4 /* 0xc1bdceee */ (T_MASK ^ 0x3e423111) +#define T5 /* 0xf57c0faf */ (T_MASK ^ 0x0a83f050) +#define T6 0x4787c62a +#define T7 /* 0xa8304613 */ (T_MASK ^ 0x57cfb9ec) +#define T8 /* 0xfd469501 */ (T_MASK ^ 0x02b96afe) +#define T9 0x698098d8 +#define T10 /* 0x8b44f7af */ (T_MASK ^ 0x74bb0850) +#define T11 /* 0xffff5bb1 */ (T_MASK ^ 0x0000a44e) +#define T12 /* 0x895cd7be */ (T_MASK ^ 0x76a32841) +#define T13 0x6b901122 +#define T14 /* 0xfd987193 */ (T_MASK ^ 0x02678e6c) +#define T15 /* 0xa679438e */ (T_MASK ^ 0x5986bc71) +#define T16 0x49b40821 +#define T17 /* 0xf61e2562 */ (T_MASK ^ 0x09e1da9d) +#define T18 /* 0xc040b340 */ (T_MASK ^ 0x3fbf4cbf) +#define T19 0x265e5a51 +#define T20 /* 0xe9b6c7aa */ (T_MASK ^ 0x16493855) +#define T21 /* 0xd62f105d */ (T_MASK ^ 0x29d0efa2) +#define T22 0x02441453 +#define T23 /* 0xd8a1e681 */ (T_MASK ^ 0x275e197e) +#define T24 /* 0xe7d3fbc8 */ (T_MASK ^ 0x182c0437) +#define T25 0x21e1cde6 +#define T26 /* 0xc33707d6 */ (T_MASK ^ 0x3cc8f829) +#define T27 /* 0xf4d50d87 */ (T_MASK ^ 0x0b2af278) +#define T28 0x455a14ed +#define T29 /* 0xa9e3e905 */ (T_MASK ^ 0x561c16fa) +#define T30 /* 0xfcefa3f8 */ (T_MASK ^ 0x03105c07) +#define T31 0x676f02d9 +#define T32 /* 0x8d2a4c8a */ (T_MASK ^ 0x72d5b375) +#define T33 /* 0xfffa3942 */ (T_MASK ^ 0x0005c6bd) +#define T34 /* 0x8771f681 */ (T_MASK ^ 0x788e097e) +#define T35 0x6d9d6122 +#define T36 /* 0xfde5380c */ (T_MASK ^ 0x021ac7f3) +#define T37 /* 0xa4beea44 */ (T_MASK ^ 0x5b4115bb) +#define T38 0x4bdecfa9 +#define T39 /* 0xf6bb4b60 */ (T_MASK ^ 0x0944b49f) +#define T40 /* 0xbebfbc70 */ (T_MASK ^ 0x4140438f) +#define T41 0x289b7ec6 +#define T42 /* 0xeaa127fa */ (T_MASK ^ 0x155ed805) +#define T43 /* 0xd4ef3085 */ (T_MASK ^ 0x2b10cf7a) +#define T44 0x04881d05 +#define T45 /* 0xd9d4d039 */ (T_MASK ^ 0x262b2fc6) +#define T46 /* 0xe6db99e5 */ (T_MASK ^ 0x1924661a) +#define T47 0x1fa27cf8 +#define T48 /* 0xc4ac5665 */ (T_MASK ^ 0x3b53a99a) +#define T49 /* 0xf4292244 */ (T_MASK ^ 0x0bd6ddbb) +#define T50 0x432aff97 +#define T51 /* 0xab9423a7 */ (T_MASK ^ 0x546bdc58) +#define T52 /* 0xfc93a039 */ (T_MASK ^ 0x036c5fc6) +#define T53 0x655b59c3 +#define T54 /* 0x8f0ccc92 */ (T_MASK ^ 0x70f3336d) +#define T55 /* 0xffeff47d */ (T_MASK ^ 0x00100b82) +#define T56 /* 0x85845dd1 */ (T_MASK ^ 0x7a7ba22e) +#define T57 0x6fa87e4f +#define T58 /* 0xfe2ce6e0 */ (T_MASK ^ 0x01d3191f) +#define T59 /* 0xa3014314 */ (T_MASK ^ 0x5cfebceb) +#define T60 0x4e0811a1 +#define T61 /* 0xf7537e82 */ (T_MASK ^ 0x08ac817d) +#define T62 /* 0xbd3af235 */ (T_MASK ^ 0x42c50dca) +#define T63 0x2ad7d2bb +#define T64 /* 0xeb86d391 */ (T_MASK ^ 0x14792c6e) + + +static void +md5_process(md5_state_t *pms, const md5_byte_t *data /*[64]*/) +{ + md5_word_t + a = pms->abcd[0], b = pms->abcd[1], + c = pms->abcd[2], d = pms->abcd[3]; + md5_word_t t; +#if BYTE_ORDER > 0 + /* Define storage only for big-endian CPUs. */ + md5_word_t X[16]; +#else + /* Define storage for little-endian or both types of CPUs. */ + md5_word_t xbuf[16]; + const md5_word_t *X; +#endif + + { +#if BYTE_ORDER == 0 + /* + * Determine dynamically whether this is a big-endian or + * little-endian machine, since we can use a more efficient + * algorithm on the latter. + */ + static const int w = 1; + + if (*((const md5_byte_t *)&w)) /* dynamic little-endian */ +#endif +#if BYTE_ORDER <= 0 /* little-endian */ + { + /* + * On little-endian machines, we can process properly aligned + * data without copying it. + */ + if (!((data - (const md5_byte_t *)0) & 3)) { + /* data are properly aligned */ + X = (const md5_word_t *)data; + } else { + /* not aligned */ + memcpy(xbuf, data, 64); + X = xbuf; + } + } +#endif +#if BYTE_ORDER == 0 + else /* dynamic big-endian */ +#endif +#if BYTE_ORDER >= 0 /* big-endian */ + { + /* + * On big-endian machines, we must arrange the bytes in the + * right order. + */ + const md5_byte_t *xp = data; + int i; + +# if BYTE_ORDER == 0 + X = xbuf; /* (dynamic only) */ +# else +# define xbuf X /* (static only) */ +# endif + for (i = 0; i < 16; ++i, xp += 4) + xbuf[i] = xp[0] + (xp[1] << 8) + (xp[2] << 16) + (xp[3] << 24); + } +#endif + } + +#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32 - (n)))) + + /* Round 1. */ + /* Let [abcd k s i] denote the operation + a = b + ((a + F(b,c,d) + X[k] + T[i]) <<< s). */ +#define F(x, y, z) (((x) & (y)) | (~(x) & (z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + F(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 0, 7, T1); + SET(d, a, b, c, 1, 12, T2); + SET(c, d, a, b, 2, 17, T3); + SET(b, c, d, a, 3, 22, T4); + SET(a, b, c, d, 4, 7, T5); + SET(d, a, b, c, 5, 12, T6); + SET(c, d, a, b, 6, 17, T7); + SET(b, c, d, a, 7, 22, T8); + SET(a, b, c, d, 8, 7, T9); + SET(d, a, b, c, 9, 12, T10); + SET(c, d, a, b, 10, 17, T11); + SET(b, c, d, a, 11, 22, T12); + SET(a, b, c, d, 12, 7, T13); + SET(d, a, b, c, 13, 12, T14); + SET(c, d, a, b, 14, 17, T15); + SET(b, c, d, a, 15, 22, T16); +#undef SET + + /* Round 2. */ + /* Let [abcd k s i] denote the operation + a = b + ((a + G(b,c,d) + X[k] + T[i]) <<< s). */ +#define G(x, y, z) (((x) & (z)) | ((y) & ~(z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + G(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 1, 5, T17); + SET(d, a, b, c, 6, 9, T18); + SET(c, d, a, b, 11, 14, T19); + SET(b, c, d, a, 0, 20, T20); + SET(a, b, c, d, 5, 5, T21); + SET(d, a, b, c, 10, 9, T22); + SET(c, d, a, b, 15, 14, T23); + SET(b, c, d, a, 4, 20, T24); + SET(a, b, c, d, 9, 5, T25); + SET(d, a, b, c, 14, 9, T26); + SET(c, d, a, b, 3, 14, T27); + SET(b, c, d, a, 8, 20, T28); + SET(a, b, c, d, 13, 5, T29); + SET(d, a, b, c, 2, 9, T30); + SET(c, d, a, b, 7, 14, T31); + SET(b, c, d, a, 12, 20, T32); +#undef SET + + /* Round 3. */ + /* Let [abcd k s t] denote the operation + a = b + ((a + H(b,c,d) + X[k] + T[i]) <<< s). */ +#define H(x, y, z) ((x) ^ (y) ^ (z)) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + H(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 5, 4, T33); + SET(d, a, b, c, 8, 11, T34); + SET(c, d, a, b, 11, 16, T35); + SET(b, c, d, a, 14, 23, T36); + SET(a, b, c, d, 1, 4, T37); + SET(d, a, b, c, 4, 11, T38); + SET(c, d, a, b, 7, 16, T39); + SET(b, c, d, a, 10, 23, T40); + SET(a, b, c, d, 13, 4, T41); + SET(d, a, b, c, 0, 11, T42); + SET(c, d, a, b, 3, 16, T43); + SET(b, c, d, a, 6, 23, T44); + SET(a, b, c, d, 9, 4, T45); + SET(d, a, b, c, 12, 11, T46); + SET(c, d, a, b, 15, 16, T47); + SET(b, c, d, a, 2, 23, T48); +#undef SET + + /* Round 4. */ + /* Let [abcd k s t] denote the operation + a = b + ((a + I(b,c,d) + X[k] + T[i]) <<< s). */ +#define I(x, y, z) ((y) ^ ((x) | ~(z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + I(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 0, 6, T49); + SET(d, a, b, c, 7, 10, T50); + SET(c, d, a, b, 14, 15, T51); + SET(b, c, d, a, 5, 21, T52); + SET(a, b, c, d, 12, 6, T53); + SET(d, a, b, c, 3, 10, T54); + SET(c, d, a, b, 10, 15, T55); + SET(b, c, d, a, 1, 21, T56); + SET(a, b, c, d, 8, 6, T57); + SET(d, a, b, c, 15, 10, T58); + SET(c, d, a, b, 6, 15, T59); + SET(b, c, d, a, 13, 21, T60); + SET(a, b, c, d, 4, 6, T61); + SET(d, a, b, c, 11, 10, T62); + SET(c, d, a, b, 2, 15, T63); + SET(b, c, d, a, 9, 21, T64); +#undef SET + + /* Then perform the following additions. (That is increment each + of the four registers by the value it had before this block + was started.) */ + pms->abcd[0] += a; + pms->abcd[1] += b; + pms->abcd[2] += c; + pms->abcd[3] += d; +} + +void +md5_init(md5_state_t *pms) +{ + pms->count[0] = pms->count[1] = 0; + pms->abcd[0] = 0x67452301; + pms->abcd[1] = /*0xefcdab89*/ T_MASK ^ 0x10325476; + pms->abcd[2] = /*0x98badcfe*/ T_MASK ^ 0x67452301; + pms->abcd[3] = 0x10325476; +} + +void +md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes) +{ + const md5_byte_t *p = data; + int left = nbytes; + int offset = (pms->count[0] >> 3) & 63; + md5_word_t nbits = (md5_word_t)(nbytes << 3); + + if (nbytes <= 0) + return; + + /* Update the message length. */ + pms->count[1] += nbytes >> 29; + pms->count[0] += nbits; + if (pms->count[0] < nbits) + pms->count[1]++; + + /* Process an initial partial block. */ + if (offset) { + int copy = (offset + nbytes > 64 ? 64 - offset : nbytes); + + memcpy(pms->buf + offset, p, copy); + if (offset + copy < 64) + return; + p += copy; + left -= copy; + md5_process(pms, pms->buf); + } + + /* Process full blocks. */ + for (; left >= 64; p += 64, left -= 64) + md5_process(pms, p); + + /* Process a final partial block. */ + if (left) + memcpy(pms->buf, p, left); +} + +void +md5_finish(md5_state_t *pms, md5_byte_t digest[16]) +{ + static const md5_byte_t pad[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 + }; + md5_byte_t data[8]; + int i; + + /* Save the length before padding. */ + for (i = 0; i < 8; ++i) + data[i] = (md5_byte_t)(pms->count[i >> 2] >> ((i & 3) << 3)); + /* Pad to 56 bytes mod 64. */ + md5_append(pms, pad, ((55 - (pms->count[0] >> 3)) & 63) + 1); + /* Append the length. */ + md5_append(pms, data, 8); + for (i = 0; i < 16; ++i) + digest[i] = (md5_byte_t)(pms->abcd[i >> 2] >> ((i & 3) << 3)); +} diff --git a/src/external/md5.h b/src/external/md5.h new file mode 100644 index 000000000..698c995d8 --- /dev/null +++ b/src/external/md5.h @@ -0,0 +1,91 @@ +/* + Copyright (C) 1999, 2002 Aladdin Enterprises. All rights reserved. + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + L. Peter Deutsch + ghost@aladdin.com + + */ +/* $Id: md5.h,v 1.4 2002/04/13 19:20:28 lpd Exp $ */ +/* + Independent implementation of MD5 (RFC 1321). + + This code implements the MD5 Algorithm defined in RFC 1321, whose + text is available at + http://www.ietf.org/rfc/rfc1321.txt + The code is derived from the text of the RFC, including the test suite + (section A.5) but excluding the rest of Appendix A. It does not include + any code or documentation that is identified in the RFC as being + copyrighted. + + The original and principal author of md5.h is L. Peter Deutsch + . Other authors are noted in the change history + that follows (in reverse chronological order): + + 2002-04-13 lpd Removed support for non-ANSI compilers; removed + references to Ghostscript; clarified derivation from RFC 1321; + now handles byte order either statically or dynamically. + 1999-11-04 lpd Edited comments slightly for automatic TOC extraction. + 1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5); + added conditionalization for C++ compilation from Martin + Purschke . + 1999-05-03 lpd Original version. + */ + +#ifndef md5_INCLUDED +# define md5_INCLUDED + +/* + * This package supports both compile-time and run-time determination of CPU + * byte order. If ARCH_IS_BIG_ENDIAN is defined as 0, the code will be + * compiled to run only on little-endian CPUs; if ARCH_IS_BIG_ENDIAN is + * defined as non-zero, the code will be compiled to run only on big-endian + * CPUs; if ARCH_IS_BIG_ENDIAN is not defined, the code will be compiled to + * run on either big- or little-endian CPUs, but will run slightly less + * efficiently on either one than if ARCH_IS_BIG_ENDIAN is defined. + */ + +typedef unsigned char md5_byte_t; /* 8-bit byte */ +typedef unsigned int md5_word_t; /* 32-bit word */ + +/* Define the state of the MD5 Algorithm. */ +typedef struct md5_state_s { + md5_word_t count[2]; /* message length in bits, lsw first */ + md5_word_t abcd[4]; /* digest buffer */ + md5_byte_t buf[64]; /* accumulate block */ +} md5_state_t; + +#ifdef __cplusplus +extern "C" +{ +#endif + +/* Initialize the algorithm. */ +void md5_init(md5_state_t *pms); + +/* Append a string to the message. */ +void md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes); + +/* Finish the message and return the digest. */ +void md5_finish(md5_state_t *pms, md5_byte_t digest[16]); + +#ifdef __cplusplus +} /* end extern "C" */ +#endif + +#endif /* md5_INCLUDED */ diff --git a/src/external/md5main.c b/src/external/md5main.c new file mode 100644 index 000000000..625a6198e --- /dev/null +++ b/src/external/md5main.c @@ -0,0 +1,139 @@ +/* + Copyright (C) 2002 Aladdin Enterprises. All rights reserved. + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + L. Peter Deutsch + ghost@aladdin.com + + */ +/* $Id: md5main.c,v 1.1 2002/04/13 19:20:28 lpd Exp $ */ +/* + Independent implementation of MD5 (RFC 1321). + + This code implements the MD5 Algorithm defined in RFC 1321, whose + text is available at + http://www.ietf.org/rfc/rfc1321.txt + The code is derived from the text of the RFC, including the test suite + (section A.5) but excluding the rest of Appendix A. It does not include + any code or documentation that is identified in the RFC as being + copyrighted. + + The original and principal author of md5.c is L. Peter Deutsch + . Other authors are noted in the change history + that follows (in reverse chronological order): + + 2002-04-13 lpd Splits off main program into a separate file, md5main.c. + */ + +#include "md5.h" +#include +#include +#include + +/* + * This file builds an executable that performs various functions related + * to the MD5 library. Typical compilation: + * gcc -o md5main -lm md5main.c md5.c + */ +static const char *const usage = "\ +Usage:\n\ + md5main --test # run the self-test (A.5 of RFC 1321)\n\ + md5main --t-values # print the T values for the library\n\ + md5main --version # print the version of the package\n\ +"; +static const char *const version = "2002-04-13"; + +/* Run the self-test. */ +static int +do_test(void) +{ + static const char *const test[7*2] = { + "", "d41d8cd98f00b204e9800998ecf8427e", + "a", "0cc175b9c0f1b6a831c399e269772661", + "abc", "900150983cd24fb0d6963f7d28e17f72", + "message digest", "f96b697d7cb7938d525a2f31aaf161d0", + "abcdefghijklmnopqrstuvwxyz", "c3fcd3d76192e4007dfb496cca67e13b", + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", + "d174ab98d277d9f5a5611c2c9f419d9f", + "12345678901234567890123456789012345678901234567890123456789012345678901234567890", "57edf4a22be3c955ac49da2e2107b67a" + }; + int i; + int status = 0; + + for (i = 0; i < 7*2; i += 2) { + md5_state_t state; + md5_byte_t digest[16]; + char hex_output[16*2 + 1]; + int di; + + md5_init(&state); + md5_append(&state, (const md5_byte_t *)test[i], strlen(test[i])); + md5_finish(&state, digest); + for (di = 0; di < 16; ++di) + sprintf(hex_output + di * 2, "%02x", digest[di]); + if (strcmp(hex_output, test[i + 1])) { + printf("MD5 (\"%s\") = ", test[i]); + puts(hex_output); + printf("**** ERROR, should be: %s\n", test[i + 1]); + status = 1; + } + } + if (status == 0) + puts("md5 self-test completed successfully."); + return status; +} + +/* Print the T values. */ +static int +do_t_values(void) +{ + int i; + for (i = 1; i <= 64; ++i) { + unsigned long v = (unsigned long)(4294967296.0 * fabs(sin((double)i))); + + /* + * The following nonsense is only to avoid compiler warnings about + * "integer constant is unsigned in ANSI C, signed with -traditional". + */ + if (v >> 31) { + printf("#define T%d /* 0x%08lx */ (T_MASK ^ 0x%08lx)\n", i, + v, (unsigned long)(unsigned int)(~v)); + } else { + printf("#define T%d 0x%08lx\n", i, v); + } + } + return 0; +} + +/* Main program */ +int +main(int argc, char *argv[]) +{ + if (argc == 2) { + if (!strcmp(argv[1], "--test")) + return do_test(); + if (!strcmp(argv[1], "--t-values")) + return do_t_values(); + if (!strcmp(argv[1], "--version")) { + puts(version); + return 0; + } + } + puts(usage); + return 0; +}