[crypto] Change cipher_{en,de}crypt() to void functions

It is a programming error, not a runtime error, if we attempt to use
block ciphers with an incorrect blocksize, so use an assert() rather
than an error status return.

1 files changed, 0 insertions, 24 deletions

diff --git a/src/crypto/cipher.c b/src/crypto/cipher.c
deleted file mode 100644
index f83a6d0f..00000000
--- a/src/crypto/cipher.c
+++ /dev/null
@@ -1,24 +0,0 @@
-#include <stdint.h>
-#include <errno.h>
-#include <gpxe/crypto.h>
-
-int cipher_encrypt ( struct cipher_algorithm *cipher,
-		     void *ctx, const void *src, void *dst,
-		     size_t len ) {
-	if ( ( len & ( cipher->blocksize - 1 ) ) ) {
-		return -EINVAL;
-	}
-	cipher->encrypt ( ctx, src, dst, len );
-	return 0;
-}
-
-int cipher_decrypt ( struct cipher_algorithm *cipher,
-		     void *ctx, const void *src, void *dst,
-		     size_t len ) {
-	if ( ( len & ( cipher->blocksize - 1 ) ) ) {
-		return -EINVAL;
-	}
-	cipher->decrypt ( ctx, src, dst, len );
-	return 0;
-}
-