Artifact 8ba8298b95b8407f8380f5f5198db531ee21752e3c5258e83213cd8470cdfcc2:
- File
utils/ofhash/OFHash.m
— part of check-in
[23e57c5040]
at
2017-07-22 23:04:35
on branch trunk
— OFFile: Simplify mode
This removes "b" for binary and always uses binary, as there is no good
reason to not use binary. (user: js, size: 4351) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 * Jonathan Schleifer <js@heap.zone> * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #import "OFApplication.h" #import "OFArray.h" #import "OFFile.h" #import "OFMD5Hash.h" #import "OFRIPEMD160Hash.h" #import "OFSHA1Hash.h" #import "OFSHA224Hash.h" #import "OFSHA256Hash.h" #import "OFSHA384Hash.h" #import "OFSHA512Hash.h" #import "OFStdIOStream.h" #import "OFLocalization.h" #import "OFSandbox.h" #import "OFOpenItemFailedException.h" #import "OFReadFailedException.h" @interface OFHash: OFObject @end OF_APPLICATION_DELEGATE(OFHash) static void help(void) { [of_stderr writeLine: OF_LOCALIZED(@"usage", @"Usage: %[prog] [md5|rmd160|sha1|sha224|sha256|sha384|sha512] " @"file1 [file2 ...]", @"prog", [OFApplication programName])]; [OFApplication terminateWithStatus: 1]; } static id <OFCryptoHash> hashForName(OFString *name) { if ([name isEqual: @"md5"]) return [OFMD5Hash cryptoHash]; else if ([name isEqual: @"rmd160"] || [name isEqual: @"ripemd160"]) return [OFRIPEMD160Hash cryptoHash]; else if ([name isEqual: @"sha1"]) return [OFSHA1Hash cryptoHash]; else if ([name isEqual: @"sha224"]) return [OFSHA224Hash cryptoHash]; else if ([name isEqual: @"sha256"]) return [OFSHA256Hash cryptoHash]; else if ([name isEqual: @"sha384"]) return [OFSHA384Hash cryptoHash]; else if ([name isEqual: @"sha512"]) return [OFSHA512Hash cryptoHash]; return nil; } @implementation OFHash - (void)applicationDidFinishLaunching { OFArray OF_GENERIC(OFString *) *arguments = [OFApplication arguments]; id <OFCryptoHash> hash; bool first = true; int exitStatus = 0; #ifdef OF_HAVE_SANDBOX OFSandbox *sandbox = [[OFSandbox alloc] init]; @try { [sandbox setAllowsStdIO: true]; [sandbox setAllowsReadingFiles: true]; [OFApplication activateSandbox: sandbox]; } @finally { [sandbox release]; } #endif #ifndef OF_MORPHOS [OFLocalization addLanguageDirectory: @LANGUAGE_DIR]; #else [OFLocalization addLanguageDirectory: @"PROGDIR:/share/ofhash/lang"]; #endif if ([arguments count] < 2) help(); if ((hash = hashForName([arguments firstObject])) == nil) help(); for (OFString *path in arguments) { void *pool; OFStream *file; const uint8_t *digest; size_t digestSize; if (first) { first = false; continue; } pool = objc_autoreleasePoolPush(); if ([path isEqual: @"-"]) file = of_stdin; else { @try { file = [OFFile fileWithPath: path mode: @"r"]; } @catch (OFOpenItemFailedException *e) { OFString *error = [OFString stringWithCString: strerror([e errNo]) encoding: [OFLocalization encoding]]; [of_stderr writeLine: OF_LOCALIZED( @"failed_to_open_file", @"Failed to open file %[file]: %[error]", @"file", [e path], @"error", error)]; exitStatus = 1; goto outer_loop_end; } } [hash reset]; while (![file isAtEndOfStream]) { uint8_t buffer[1024]; size_t length; @try { length = [file readIntoBuffer: buffer length: 1024]; } @catch (OFReadFailedException *e) { OFString *error = [OFString stringWithCString: strerror([e errNo]) encoding: [OFLocalization encoding]]; [of_stderr writeLine: OF_LOCALIZED( @"failed_to_read_file", @"Failed to read %[file]: %[error]", @"file", path, @"error", error)]; exitStatus = 1; goto outer_loop_end; } [hash updateWithBuffer: buffer length: length]; } [file close]; digest = [hash digest]; digestSize = [[hash class] digestSize]; for (size_t i = 0; i < digestSize; i++) [of_stdout writeFormat: @"%02x", digest[i]]; [of_stdout writeFormat: @" %@\n", path]; outer_loop_end: objc_autoreleasePoolPop(pool); } [OFApplication terminateWithStatus: exitStatus]; } @end