sha512:从文件或字符串创建 SHA512 校验和的函数-源码

sha512 从文件或字符串创建 SHA512 校验和的类 例子 # include " sha512\sha512.h " int main ( int argc, char ** argv){ char cstring[] = " Foo baz, testing. " ; std::string str = cstring; /* SHA512 from std::string */ printf ( " sha512sum: %s \n\n " , sha512 ( str ). c_str ()); /* SHA512 from c-string */ printf ( " sha512sum: %s \n\n " , sha512 ( cstring, strlen (cstring) ). c_str ()); /* SHA512 from filena