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-rw-r--r--utils/tomcrypt/src/misc/crypt/crypt_argchk.c27
-rw-r--r--utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c25
-rw-r--r--utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c34
-rw-r--r--utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c52
4 files changed, 138 insertions, 0 deletions
diff --git a/utils/tomcrypt/src/misc/crypt/crypt_argchk.c b/utils/tomcrypt/src/misc/crypt/crypt_argchk.c
new file mode 100644
index 0000000000..a93962420e
--- /dev/null
+++ b/utils/tomcrypt/src/misc/crypt/crypt_argchk.c
@@ -0,0 +1,27 @@
+/* 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.
+ */
+#include "tomcrypt.h"
+
+/**
+ @file crypt_argchk.c
+ Perform argument checking, Tom St Denis
+*/
+
+#if (ARGTYPE == 0)
+void crypt_argchk(const char *v, const char *s, int d)
+{
+ fprintf(stderr, "LTC_ARGCHK '%s' failure on line %d of file %s\n",
+ v, d, s);
+ abort();
+}
+#endif
+
+/* ref: HEAD -> master, tag: v1.18.2 */
+/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
+/* commit time: 2018-07-01 22:49:01 +0200 */
diff --git a/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c b/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c
new file mode 100644
index 0000000000..a9de9d6785
--- /dev/null
+++ b/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c
@@ -0,0 +1,25 @@
+/* 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.
+ */
+#include "tomcrypt.h"
+
+/**
+ @file crypt_cipher_descriptor.c
+ Stores the cipher descriptor table, Tom St Denis
+*/
+
+struct ltc_cipher_descriptor cipher_descriptor[TAB_SIZE] = {
+{ NULL, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }
+ };
+
+LTC_MUTEX_GLOBAL(ltc_cipher_mutex)
+
+
+/* ref: HEAD -> master, tag: v1.18.2 */
+/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
+/* commit time: 2018-07-01 22:49:01 +0200 */
diff --git a/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c b/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c
new file mode 100644
index 0000000000..2ba32bf5e8
--- /dev/null
+++ b/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c
@@ -0,0 +1,34 @@
+/* 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.
+ */
+#include "tomcrypt.h"
+
+/**
+ @file crypt_cipher_is_valid.c
+ Determine if cipher is valid, Tom St Denis
+*/
+
+/*
+ Test if a cipher index is valid
+ @param idx The index of the cipher to search for
+ @return CRYPT_OK if valid
+*/
+int cipher_is_valid(int idx)
+{
+ LTC_MUTEX_LOCK(&ltc_cipher_mutex);
+ if (idx < 0 || idx >= TAB_SIZE || cipher_descriptor[idx].name == NULL) {
+ LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+ return CRYPT_INVALID_CIPHER;
+ }
+ LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+ return CRYPT_OK;
+}
+
+/* ref: HEAD -> master, tag: v1.18.2 */
+/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
+/* commit time: 2018-07-01 22:49:01 +0200 */
diff --git a/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c b/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c
new file mode 100644
index 0000000000..59fc042d89
--- /dev/null
+++ b/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c
@@ -0,0 +1,52 @@
+/* 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.
+ */
+#include "tomcrypt.h"
+
+/**
+ @file crypt_register_cipher.c
+ Register a cipher, Tom St Denis
+*/
+
+/**
+ Register a cipher with the descriptor table
+ @param cipher The cipher you wish to register
+ @return value >= 0 if successfully added (or already present), -1 if unsuccessful
+*/
+int register_cipher(const struct ltc_cipher_descriptor *cipher)
+{
+ int x;
+
+ LTC_ARGCHK(cipher != NULL);
+
+ /* is it already registered? */
+ LTC_MUTEX_LOCK(&ltc_cipher_mutex);
+ for (x = 0; x < TAB_SIZE; x++) {
+ if (cipher_descriptor[x].name != NULL && cipher_descriptor[x].ID == cipher->ID) {
+ LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+ return x;
+ }
+ }
+
+ /* find a blank spot */
+ for (x = 0; x < TAB_SIZE; x++) {
+ if (cipher_descriptor[x].name == NULL) {
+ XMEMCPY(&cipher_descriptor[x], cipher, sizeof(struct ltc_cipher_descriptor));
+ LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+ return x;
+ }
+ }
+
+ /* no spot */
+ LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
+ return -1;
+}
+
+/* ref: HEAD -> master, tag: v1.18.2 */
+/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
+/* commit time: 2018-07-01 22:49:01 +0200 */