Merge pull request #16 from guzba/ryan

0.1.8
guzba · Jan 28, 2023 · 6dda0e3 · 6dda0e3
2 parents f8c6fd1 + 647c518
commit 6dda0e3
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Showing 3 changed files with 4 additions and 4 deletions.
diff --git a/crunchy.nimble b/crunchy.nimble
@@ -1,4 +1,4 @@
-version     = "0.1.7"
+version     = "0.1.8"
 author      = "Ryan Oldenburg"
 description = "SIMD-optimized hashing, checksums and CRCs"
 license     = "MIT"

diff --git a/src/crunchy/rsa.nim b/src/crunchy/rsa.nim
@@ -60,13 +60,13 @@ proc sign*(pk: RsaPrivateKey, message: string): string =
       hex = prefix & hex
   of 2048:
     if hex.len < 512:
-      var prefix = newString(256 - hex.len)
+      var prefix = newString(512 - hex.len)
       for i in 0 ..< prefix.len:
         prefix[i] = '0'
       hex = prefix & hex
   of 4096:
     if hex.len < 1024:
-      var prefix = newString(256 - hex.len)
+      var prefix = newString(1024 - hex.len)
       for i in 0 ..< prefix.len:
         prefix[i] = '0'
       hex = prefix & hex

diff --git a/src/crunchy/sha256.nim b/src/crunchy/sha256.nim
@@ -152,7 +152,7 @@ proc hmacSha256*(key, data: openarray[uint8]): array[32, uint8] =
   if key.len > blockSize:
     let hash = sha256(key)
     copyMem(blockSizeKey[0].addr, hash[0].unsafeAddr, hash.len)
-  else:
+  elif key.len > 0:
     copyMem(blockSizeKey[0].addr, key[0].unsafeAddr, key.len)
 
   proc applyXor(s: array[64, uint8], value: uint8): array[64, uint8] =