diff options
Diffstat (limited to 'security/nss/cmd/shlibsign/mangle/mangle.c')
| -rw-r--r-- | security/nss/cmd/shlibsign/mangle/mangle.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/security/nss/cmd/shlibsign/mangle/mangle.c b/security/nss/cmd/shlibsign/mangle/mangle.c deleted file mode 100644 index 649c0ab8b..000000000 --- a/security/nss/cmd/shlibsign/mangle/mangle.c +++ /dev/null @@ -1,169 +0,0 @@ -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the Netscape security libraries. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1994-2003 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -/* - * Test program to mangle 1 bit in a binary - * - * $Id$ - */ - -#include "nspr.h" -#include "plstr.h" -#include "plgetopt.h" -#include "prio.h" - -static PRFileDesc *pr_stderr; -static void -usage (char *program_name) -{ - - PR_fprintf (pr_stderr, "Usage:"); - PR_fprintf (pr_stderr, "%s -i shared_library_name -o byte_offset -b bit\n", program_name); -} - - -int -main (int argc, char **argv) -{ - /* buffers and locals */ - PLOptState *optstate; - char *programName; - char cbuf; - - /* parameter set variables */ - const char *libFile = NULL; - int offset = -1; - int bitOffset = -1; - - /* return values */ - int retval = 2; /* 0 - test succeeded. - * 1 - illegal args - * 2 - function failed */ - PRFileDesc *fd; - int bytesRead; - int bytesWritten; - int pos; - - programName = PL_strrchr(argv[0], '/'); - programName = programName ? (programName + 1) : argv[0]; - - pr_stderr = PR_STDERR; - - optstate = PL_CreateOptState (argc, argv, "i:o:b:"); - if (optstate == NULL) { - return 1; - } - - while (PL_GetNextOpt (optstate) == PL_OPT_OK) { - switch (optstate->option) { - case 'i': - libFile = optstate->value; - break; - - case 'o': - offset = atoi(optstate->value); - break; - - case 'b': - bitOffset = atoi(optstate->value); - break; - } - } - - if (libFile == NULL) { - usage(programName); - return 1; - } - if ((bitOffset >= 8) || (bitOffset < 0)) { - usage(programName); - return 1; - } - - if (offset < 0) { - usage(programName); - return 1; - } - - /* open the target signature file */ - fd = PR_OpenFile(libFile,PR_RDWR,0666); - if (fd == NULL ) { - /* lperror(libFile); */ - PR_fprintf(pr_stderr,"Couldn't Open %s\n",libFile); - goto loser; - } - - /* read the byte */ - pos = PR_Seek(fd, offset, PR_SEEK_SET); - if (pos != offset) { - PR_fprintf(pr_stderr,"Seek for read on %s (to %d) failed\n", libFile, offset); - goto loser; - } - bytesRead = PR_Read(fd, &cbuf, 1); - if (bytesRead != 1) { - PR_fprintf(pr_stderr,"Read on %s (to %d) failed\n", libFile, offset); - goto loser; - } - - PR_fprintf(pr_stderr,"Changing byte 0x%08x (%d): from %02x (%d) to ", - offset, offset, (unsigned char)cbuf, (unsigned char)cbuf); - /* change it */ - cbuf ^= 1 << bitOffset; - PR_fprintf(pr_stderr,"%02x (%d)\n", ( - unsigned char)cbuf, (unsigned char)cbuf); - - /* write it back out */ - pos = PR_Seek(fd, offset, PR_SEEK_SET); - if (pos != offset) { - PR_fprintf(pr_stderr,"Seek for write on %s (to %d) failed\n", libFile, offset); - goto loser; - } - bytesWritten = PR_Write(fd, &cbuf, 1); - if (bytesWritten != 1) { - PR_fprintf(pr_stderr,"Write on %s (to %d) failed\n", libFile, offset); - goto loser; - } - - PR_Close(fd); - retval = 0; - - -loser: - - PR_Cleanup (); - return retval; -} - -/*#DEFINES += -DSHLIB_SUFFIX=\"$(DLL_SUFFIX)\" -DSHLIB_PREFIX=\"$(DLL_PREFIX)\" */ |