Tool/main.m

/*
     File: main.m
 Abstract: Command line tool main.
  Version: 1.0
 
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 */
 
#import <Foundation/Foundation.h>
 
#import "Base64Commands.h"
#import "DigestCommands.h"
#import "KeyDerivationCommands.h"
#import "CryptorCommands.h"
#import "RSACommands.h"
 
#import "ToolCommon.h"
 
#import "QToolCommand.h"
 
@interface MainCommand : QComplexToolCommand
 
@property (nonatomic, assign, readwrite) NSUInteger verbose;
@property (nonatomic, assign, readwrite) BOOL       debug;
 
@end
 
@implementation MainCommand
 
+ (NSArray *)subcommandClasses
{
    return @[
        [Base64EncodeCommand class], 
        [Base64DecodeCommand class],
        [SHA1DigestCommand class],
        [MD5DigestCommand class],
        [SHA1HMACCommand class], 
        [PBKDF2KeyDerivationCommand class], 
        [AESEncryptCommand class], 
        [AESDecryptCommand class], 
        [AESPadEncryptCommand class], 
        [AESPadDecryptCommand class], 
        [AESPadBigEncryptCommand class], 
        [AESPadBigDecryptCommand class], 
        [RSASHA1VerifyCommand class], 
        [RSASHA1SignCommand class], 
        [RSASmallEncryptCommand class], 
        [RSASmallDecryptCommand class]
    ];
}
 
+ (NSString *)commandName
{
    return [[NSString alloc] initWithUTF8String:getprogname()];
}
 
+ (NSString *)commandUsage
{
    return [[NSString alloc] initWithFormat:@"%@ [-v] subcommand\n"
        "\n"
        "Subcommands:\n"
        "\n"
        "%@", 
        [self commandName], 
        [super commandUsage]
    ];
}
 
- (NSString *)commandOptions
{
    return @"vd";
}
 
- (void)setOption_v
{
    self.verbose += 1;
}
 
- (void)setOption_d
{
    self.debug = YES;
}
 
@end
 
int main(int argc, char **argv)
{
    #pragma unused(argc)
    #pragma unused(argv)
    BOOL        success;
 
    @autoreleasepool {
        MainCommand *   mainCommand;
        
        mainCommand = [[MainCommand alloc] init];
        success = [mainCommand validateOptionsAndArguments:[QToolCommand optionsAndArgumentsFromArgC:argc argV:argv]];
        
        if ( ! success ) {
            fprintf(stderr, "usage: %s\n\n", [[[mainCommand class] commandUsage] UTF8String]);
        } else {
            NSError *       error;
            
            if (mainCommand.debug) {
                [ToolCommon sharedInstance].debugRunOpOnMainThread = YES;
            }
            success = [mainCommand runError:&error];
            if (success) {
                if (mainCommand.verbose != 0) {
                    fprintf(stderr, "Success!\n");
                }
            } else {
                fprintf(stderr, "%s: error: %s / %d\n", [[[mainCommand class] commandName] UTF8String], [[error domain] UTF8String], (int) [error code]);
            }
        }
    }
 
    return success ? EXIT_SUCCESS : EXIT_FAILURE;
}