summaryrefslogtreecommitdiff
path: root/include/sha256.h
diff options
context:
space:
mode:
authorSanto Cariotti <santo@dcariotti.me>2021-10-15 19:37:42 +0200
committerSanto Cariotti <santo@dcariotti.me>2021-10-15 19:38:28 +0200
commit0bc41054fbafbe2394a158e06850347243457b53 (patch)
treebe2c64c5309e30d4917b4a43c6ecb8f6a94a22aa /include/sha256.h
parentfc9b28a97b9c8124840a82d798b7b1be18ecad43 (diff)
style: clang-formatmain
Diffstat (limited to 'include/sha256.h')
-rw-r--r--include/sha256.h39
1 files changed, 20 insertions, 19 deletions
diff --git a/include/sha256.h b/include/sha256.h
index 921a50f..2cf0916 100644
--- a/include/sha256.h
+++ b/include/sha256.h
@@ -7,9 +7,9 @@
#ifndef HMACSHA256_SHA256_H_
#define HMACSHA256_SHA256_H_
-#include<cstdint>
-#include<array>
#include "sha.h"
+#include <array>
+#include <cstdint>
namespace hmacsha256 {
class SHA256 : public SHA {
@@ -23,25 +23,26 @@ public:
uint8_t* digest() override;
std::string hexdigest() override;
+
private:
// first 80 costansts 64bit words, paragraph 4.2.2
std::array<uint32_t, 64> K = {
- 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5,
- 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5,
- 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3,
- 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174,
- 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc,
- 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da,
- 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7,
- 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967,
- 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13,
- 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85,
- 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3,
- 0xd192e819,0xd6990624,0xf40e3585,0x106aa070,
- 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5,
- 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3,
- 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208,
- 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2
+ 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
+ 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
+ 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
+ 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
+ 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
+ 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
+ 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
+ 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
+ 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
+ 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
+ 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
+ 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
+ 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
+ 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
+ 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
+ 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
};
// the constructor
@@ -57,7 +58,7 @@ private:
// with 0 <= n < w.
// w, in our case is 32
//
- // rots is also defined in the NIST document as
+ // rots is also defined in the NIST document as
// rotr(x) = (x >> n) or (x << w - n)
static uint32_t rotr(uint32_t, uint32_t);