--- /dev/null
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
+ */
+#include "tomcrypt.h"
+
+/**
+ @file crypt_unregister_cipher.c
+ Unregister a cipher, Tom St Denis
+*/
+
+/**
+ Unregister a cipher from the descriptor table
+ @param cipher The cipher descriptor to remove
+ @return CRYPT_OK on success
+*/
+int unregister_cipher(const struct ltc_cipher_descriptor *cipher)
+{
+ int x;
+
+ LTC_ARGCHK(cipher != NULL);
+
+ /* is it already registered? */
+ LTC_MUTEX_LOCK(<c_cipher_mutex);
+ for (x = 0; x < TAB_SIZE; x++) {
+ if (XMEMCMP(&cipher_descriptor[x], cipher, sizeof(struct ltc_cipher_descriptor)) == 0) {
+ cipher_descriptor[x].name = NULL;
+ cipher_descriptor[x].ID = 255;
+ LTC_MUTEX_UNLOCK(<c_cipher_mutex);
+ return CRYPT_OK;
+ }
+ }
+ LTC_MUTEX_UNLOCK(<c_cipher_mutex);
+ return CRYPT_ERROR;
+}
+
+/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c,v $ */
+/* $Revision: 1.6 $ */
+/* $Date: 2006/11/01 09:28:17 $ */