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C++ Bignum::ToString方法代码示例

本文整理汇总了C++中Bignum::ToString方法的典型用法代码示例。如果您正苦于以下问题:C++ Bignum::ToString方法的具体用法?C++ Bignum::ToString怎么用?C++ Bignum::ToString使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Bignum的用法示例。


在下文中一共展示了Bignum::ToString方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: main

int main(int argc, char **argv)
{
    static Bignum resultModulus(0);
    uint32_t numBits = DEFAULT_MODULUS_SIZE;
    ofstream outfile;
    char* outfileName;
    bool writeToFile = false;
    
	while ((argc > 1) && (argv[1][0] == '-'))
	{
		switch (argv[1][1])
		{
			case 'b':
                numBits = atoi(argv[2]);
                ++argv;
                --argc;
				break;
                
            case 'o':
                outfileName = argv[2];
                writeToFile = true;
                break;
                
            case 'h':
                usage();
                break;
                
			default:
				printf("Wrong Argument: %s\n", argv[1]);
				usage();
                break;
		}
        
		++argv;
		--argc;
	}
    
    if (numBits < MIN_MODULUS_SIZE) {
        cout << "Modulus is below minimum length (" << MIN_MODULUS_SIZE << ") bits" << endl;
        return(0);
    }
    
    PrintWarning();
    
    cout << "Modulus size set to " << numBits << " bits." << endl;
    cout << "Generating parameters. This may take a few minutes..." << endl;
    
    // Generate two safe primes "p" and "q"
    Bignum *p, *q;
    p = new Bignum(0);
    q = new Bignum(0);
    *p = Bignum::generatePrime(numBits / 2, true);
    *q = Bignum::generatePrime(numBits / 2, true);
    
    // Multiply to compute N
    resultModulus = (*p) * (*q);
    
    // Wipe out the factors
    delete p;
    delete q;
    
    // Convert to a hexidecimal string
    std::string resultHex = resultModulus.ToString(16);
    
    cout << endl << "N = " << endl << resultHex << endl;
    
    if (writeToFile) {
        try {
            outfile.open (outfileName);
            outfile << resultHex;
            outfile.close();
            cout << endl << "Result has been written to file '" << outfileName << "'." << endl;
        } catch (std::runtime_error &e) {
            cout << "Unable to write to file:" << e.what() << endl;
        }
    }
}
开发者ID:Evan-R,项目名称:libzerocoin,代码行数:77,代码来源:paramgen.cpp


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