diff options
Diffstat (limited to 'crypto-search.cpp')
| -rw-r--r-- | crypto-search.cpp | 212 |
1 files changed, 106 insertions, 106 deletions
diff --git a/crypto-search.cpp b/crypto-search.cpp index c5cb785..164c001 100644 --- a/crypto-search.cpp +++ b/crypto-search.cpp @@ -1,106 +1,106 @@ -/*
- * PSX-Tools Bundle Pack
- * Copyright (C) 2002 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
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#ifdef __linux__
-#include <values.h>
-#else
-#define MAXINT INT_MAX
-#define MININT INT_MIN
-#endif
-#include <string.h>
-#include "generic.h"
-#include "Input.h"
-#include "Main.h"
-
-CODE_BEGINS
-int startup(void) throw (GeneralException) {
- int size, mind, maxd, delta, len, i, j;
- char * buffer, * str;
- Handle * h;
-
- if (argc != 3) {
- printm(M_BARE, "Usage: %s <inputfile> <needle>\n", argv[0]);
- exit(-1);
- }
-
- verbosity = M_INFO;
-
- h = new Input(argv[1]);
-
- str = argv[2];
- size = h->GetSize();
-
-#if 0
- printm(M_STATUS, "Requesting memory (%i bytes)\n", size);
-
- if (!(buffer = (char *) malloc(size))) {
- printm(M_ERROR, "Not enough memory.\n");
- delete h;
- exit(-1);
- }
-
- printm(M_STATUS, "Loading file...\n");
- h->read(buffer, size);
-#else
- printm(M_STATUS, "Mapping file\n");
-
- buffer = (char *) h->mmap();
-#endif
- printm(M_STATUS, "Done, initialising the search.\n");
- len = strlen(argv[2]);
-
- mind = MININT;
- maxd = MAXINT;
-
- for (i = 0; i < len; i++) {
- mind = (mind < (-str[i])) ? -str[i] : mind;
- maxd = (maxd > (255 - str[i])) ? 255 - str[i] : maxd;
- }
-
- printm(M_STATUS, "Min Delta = %i, Max Delta = %i\n", mind, maxd);
-
- printm(M_STATUS, "Beginning searching...\n");
-
- for (i = 0; i < (size - len); i++) {
- delta = buffer[i] - str[0];
- if ((delta >= mind) && (delta <= maxd)) {
- int good = 1;
- for (j = 1; j < len; j++) {
- if (((delta + str[j]) != buffer[i + j]) && (str[j] != '.')) {
- good = 0;
- break;
- }
- }
- if (good) {
- printm(M_STATUS, "Found a needle at %i = 0x%08x with delta %i:", i, i, delta);
- for (j = 0; j < len; j++) {
- printm(M_BARE, "%c", buffer[j + i]);
- }
- printm(M_BARE, "\n");
- }
- }
- }
-
- delete h;
-
- return 0;
-}
-CODE_ENDS
+/* + * PSX-Tools Bundle Pack + * Copyright (C) 2002 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 + */ + +#include <stdio.h> +#include <stdlib.h> +#ifdef __linux__ +#include <values.h> +#else +#define MAXINT INT_MAX +#define MININT INT_MIN +#endif +#include <string.h> +#include "generic.h" +#include "Input.h" +#include "Main.h" + +CODE_BEGINS +int startup(void) throw (GeneralException) { + int size, mind, maxd, delta, len, i, j; + char * buffer, * str; + Handle * h; + + if (argc != 3) { + printm(M_BARE, "Usage: %s <inputfile> <needle>\n", argv[0]); + exit(-1); + } + + verbosity = M_INFO; + + h = new Input(argv[1]); + + str = argv[2]; + size = h->GetSize(); + +#if 0 + printm(M_STATUS, "Requesting memory (%i bytes)\n", size); + + if (!(buffer = (char *) malloc(size))) { + printm(M_ERROR, "Not enough memory.\n"); + delete h; + exit(-1); + } + + printm(M_STATUS, "Loading file...\n"); + h->read(buffer, size); +#else + printm(M_STATUS, "Mapping file\n"); + + buffer = (char *) h->mmap(); +#endif + printm(M_STATUS, "Done, initialising the search.\n"); + len = strlen(argv[2]); + + mind = MININT; + maxd = MAXINT; + + for (i = 0; i < len; i++) { + mind = (mind < (-str[i])) ? -str[i] : mind; + maxd = (maxd > (255 - str[i])) ? 255 - str[i] : maxd; + } + + printm(M_STATUS, "Min Delta = %i, Max Delta = %i\n", mind, maxd); + + printm(M_STATUS, "Beginning searching...\n"); + + for (i = 0; i < (size - len); i++) { + delta = buffer[i] - str[0]; + if ((delta >= mind) && (delta <= maxd)) { + int good = 1; + for (j = 1; j < len; j++) { + if (((delta + str[j]) != buffer[i + j]) && (str[j] != '.')) { + good = 0; + break; + } + } + if (good) { + printm(M_STATUS, "Found a needle at %i = 0x%08x with delta %i:", i, i, delta); + for (j = 0; j < len; j++) { + printm(M_BARE, "%c", buffer[j + i]); + } + printm(M_BARE, "\n"); + } + } + } + + delete h; + + return 0; +} +CODE_ENDS |