Parkmanne/encrypt.cpp
MassiveAtoms db78ecd9cc Found cryptography library that was very easy to install.
Have hashing and verification functs ready.
2019-06-30 14:49:20 -03:00

36 lines
1.2 KiB
C++

#include "headers/encrypt.h"
string hash_password(string password) {
/*
Passing strings and converting to char* because I do not want to be forced
to use char * whenever I want to call the function. Low level stuff in the
function, the least possible low level stuff outside.
*/
const char* password_ = password.c_str();
char hashed_password_[crypto_pwhash_STRBYTES];
int memory_limit = 1.28e+8; // 1.28 e+8 = 128 e6 = 128 mb
int cpu_limit = 2; // this is n_threads
int result = crypto_pwhash_str(hashed_password_,
password_,
strlen(password_),
cpu_limit,
memory_limit);
string hashed_password{hashed_password_};
return hashed_password;
}
bool verify_password(string hashed_password, string unhashed_password) {
const char* password_ = unhashed_password.c_str();
const char* hashed_password_ = hashed_password.c_str();
if (crypto_pwhash_str_verify(
hashed_password_, password_, strlen(password_)) != 0) {
return false;
} else {
return true;
}
}