Andrew Boyson / crypto

A simple library to support serving https.

Dependents:   oldheating gps motorhome heating

sha/sha256.h@4:6a1d887f1cad, 2019-08-20 (annotated)

Committer:
andrewboyson
Date:
Tue Aug 20 14:50:48 2019 +0000
Revision:
4:6a1d887f1cad
Parent:
3:e6a2c4579a4d
Child:
5:ee5489ee1117
Continued work to implement TLS

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 4:6a1d887f1cad 5 #define SHA_BLOCK_SIZE 64
andrewboyson 4:6a1d887f1cad 6 #define SHA_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 3:e6a2c4579a4d 12 uint32_t state[8];
andrewboyson 4:6a1d887f1cad 13 uint8_t buf[SHA_BLOCK_SIZE];
andrewboyson 3:e6a2c4579a4d 14 };
andrewboyson 3:e6a2c4579a4d 15
andrewboyson 4:6a1d887f1cad 16 extern void Sha256Start (struct Sha256State *md );
andrewboyson 4:6a1d887f1cad 17 extern int Sha256Add (struct Sha256State *md, const uint8_t *in, int inlen );
andrewboyson 4:6a1d887f1cad 18 extern int Sha256Finish(struct Sha256State *md, uint8_t *hash);
andrewboyson 4:6a1d887f1cad 19 extern void Sha256 ( const uint8_t* in, int inlen, uint8_t* hash);