X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;ds=sidebyside;f=libs%2Flibtomcrypt%2Fmisc%2Fcrypt%2Fcrypt_find_cipher_id.c;fp=libs%2Flibtomcrypt%2Fmisc%2Fcrypt%2Fcrypt_find_cipher_id.c;h=8de73c668d26457ea41fb98ce76347569ecf8707;hb=109c20e6f822c6efa465af31249e5608469253b6;hp=0000000000000000000000000000000000000000;hpb=9ae3b1434e51788e6feb72e1415ec800d05c535a;p=fms.git

diff --git a/libs/libtomcrypt/misc/crypt/crypt_find_cipher_id.c b/libs/libtomcrypt/misc/crypt/crypt_find_cipher_id.c
new file mode 100644
index 0000000..8de73c6
--- /dev/null
+++ b/libs/libtomcrypt/misc/crypt/crypt_find_cipher_id.c
@@ -0,0 +1,40 @@
+/* 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_find_cipher_id.c
+  Find cipher by ID, Tom St Denis
+*/
+
+/**
+   Find a cipher by ID number
+   @param ID    The ID (not same as index) of the cipher to find
+   @return >= 0 if found, -1 if not present
+*/
+int find_cipher_id(unsigned char ID)
+{
+   int x;
+   LTC_MUTEX_LOCK(&ltc_cipher_mutex);
+   for (x = 0; x < TAB_SIZE; x++) {
+       if (cipher_descriptor[x].ID == ID) {
+          x = (cipher_descriptor[x].name == NULL) ? -1 : x;
+          LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+          return x;
+       }
+   }
+   LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+   return -1;
+}
+
+/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c,v $ */
+/* $Revision: 1.5 $ */
+/* $Date: 2006/03/31 14:15:35 $ */