Andrew Boyson / crypto

A simple library to support serving https.

Dependents:   oldheating gps motorhome heating

sha/sha256.h@7:94ef5824c3c0, 2019-09-05 (annotated)

Committer:
andrewboyson
Date:
Thu Sep 05 12:58:41 2019 +0000
Revision:
7:94ef5824c3c0
Parent:
5:ee5489ee1117 
Client handshake is now verified

Who changed what in which revision?

UserRevisionLine numberNew contents of line
andrewboyson 4:6a1d887f1cad 1 #pragma once
andrewboyson 4:6a1d887f1cad 2
andrewboyson 3:e6a2c4579a4d 3 #include <stdint.h>
andrewboyson 3:e6a2c4579a4d 4
andrewboyson 7:94ef5824c3c0 5 #define SHA256_BLOCK_SIZE 64
andrewboyson 7:94ef5824c3c0 6 #define SHA256_HASH_SIZE 32
andrewboyson 4:6a1d887f1cad 7
andrewboyson 3:e6a2c4579a4d 8 struct Sha256State
andrewboyson 3:e6a2c4579a4d 9 {
andrewboyson 3:e6a2c4579a4d 10 uint64_t length;
andrewboyson 3:e6a2c4579a4d 11 uint32_t curlen;
andrewboyson 7:94ef5824c3c0 12 uint32_t state[SHA256_HASH_SIZE / 4];
andrewboyson 7:94ef5824c3c0 13 uint8_t buf[SHA256_BLOCK_SIZE];
andrewboyson 3:e6a2c4579a4d 14 };
andrewboyson 7:94ef5824c3c0 15 extern void Sha256Copy (struct Sha256State* pTo, struct Sha256State* pFrom);
andrewboyson 3:e6a2c4579a4d 16
andrewboyson 4:6a1d887f1cad 17 extern void Sha256Start (struct Sha256State *md );
andrewboyson 5:ee5489ee1117 18 extern int Sha256Add (struct Sha256State *md, const uint8_t* in, int inlen );
andrewboyson 5:ee5489ee1117 19 extern int Sha256Finish(struct Sha256State *md, uint8_t* hash);
andrewboyson 4:6a1d887f1cad 20 extern void Sha256 ( const uint8_t* in, int inlen, uint8_t* hash);