From e732c6efd96a22296591f3becc1c63fc80299938 Mon Sep 17 00:00:00 2001
From: Claudius 'keldu' Holeksa <mail@keldu.de>
Date: Thu, 18 Jul 2024 15:15:11 +0200
Subject: Adding base64 for token preparation

---
 modules/crypto/c++/hash.hpp | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

(limited to 'modules/crypto')

diff --git a/modules/crypto/c++/hash.hpp b/modules/crypto/c++/hash.hpp
index 3d25b4e..5898adc 100644
--- a/modules/crypto/c++/hash.hpp
+++ b/modules/crypto/c++/hash.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <argon2.h>
+
 namespace saw {
 namespace crypto {
 struct Argon2i {};
@@ -11,9 +13,29 @@ class hash;
 template<>
 class hash<crypto::Argon2i> {
 public:
+	error_or<data<schema::String>> apply(const data<schema::String>& input, const data<schema::String>& salt){
+		SAW_ASSERT(input.size() > 0u){
+			return make_error<err::invalid_state>("Strings for hashing shouldn't be zero");
+		}
+		uint32_t t_cost = 2;
+		uint32_t m_cost = 1<<16;
+		uint32_t parallel = 1;
+		char* salt_c_ptr = nullptr;
+		if(salt.size() > 0){
+			salt_c_ptr = &salt.at(0);
+		}
+		data<schema::String> hash;
+		try {
+			hash = {128u};
+		}catch(const std::exception&){
+			return make_error<err::out_of_memory>("Couldn't allocate hash string");
+		}
+		int rv = argon2i_hash_raw(t_cost, m_cost, parallel, &input.at(0), input.size(), &salt.at(0), salt.size(), &hash.at(0), hash.size());
+		if(rc != ARGON2_OK){
+			return make_error<err::invalid_state>("Failed to hash");
+		}
 
-	data<schema::String> apply(const data<schema::Array<schema::UInt8>>& input){
-		return {""};
+		return hash;
 	}
 };
 }
-- 
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