Added Triple-DES function prototypes and structures

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@7131 dc483132-0cff-0310-8789-dd5450dbe970

diff --git a/src/lib/crypto/des/des_int.h b/src/lib/crypto/des/des_int.h
index e0f90143633e570b3a8780b5202e884a26d89f99..dc9ccd22cabb81d82616ba342142953d0c984aa0 100644 (file)
--- a/src/lib/crypto/des/des_int.h
+++ b/src/lib/crypto/des/des_int.h
@@ -42,13 +42,17 @@
 #endif
 #endif
 
-typedef krb5_octet mit_des_cblock[8];  /* crypto-block size */
+typedef krb5_octet mit_des_cblock[8];          /* crypto-block size */
 
 /* Key schedule--used internally by DES routines to gain some speed */
 typedef struct mit_des_ks_struct {
     mit_des_cblock _;
 } mit_des_key_schedule[16];
 
+/* Triple-DES structures */
+typedef mit_des_cblock         mit_des3_cblock[3];
+typedef mit_des_key_schedule   mit_des3_key_schedule[3];
+
 #define MIT_DES_ENCRYPT        1
 #define MIT_DES_DECRYPT        0
 
@@ -70,6 +74,7 @@ typedef struct mit_des_ran_key_seed {
 extern krb5_cs_table_entry krb5_raw_des_cst_entry;
 extern krb5_cs_table_entry krb5_des_crc_cst_entry;
 extern krb5_cs_table_entry krb5_des_md5_cst_entry;
+extern krb5_cs_table_entry krb5_des3_md5_cst_entry;
 extern krb5_checksum_entry     krb5_des_cbc_cksumtable_entry;
 
 /*
@@ -187,4 +192,54 @@ extern unsigned long swap_long_bytes_bit_number PROTOTYPE((unsigned long ));
 extern void test_set PROTOTYPE((FILE *, const char *, int, const char *, int));
 #endif
 
+/* d3_ecb.c */
+extern int mit_des3_ecb_encrypt
+       PROTOTYPE((const mit_des_cblock FAR *in,
+                  mit_des_cblock FAR *out,
+                  mit_des_key_schedule sched1,
+                  mit_des_key_schedule sched2,
+                  mit_des_key_schedule sched3,
+                  int encrypt));
+
+/* d3_cbc.c */
+extern int mit_des3_cbc_encrypt
+       PROTOTYPE((const mit_des_cblock FAR *in,
+                  mit_des_cblock FAR *out,
+                  long length,
+                  mit_des_key_schedule ks1,
+                  mit_des_key_schedule ks2,
+                  mit_des_key_schedule ks3,
+                  mit_des_cblock ivec,
+                  int encrypt));
+
+/* d3_procky.c */
+extern krb5_error_code mit_des3_process_key
+       PROTOTYPE((krb5_encrypt_block * eblock,
+                  const krb5_keyblock * keyblock));
+
+/* d3_rndkey.c */
+extern krb5_error_code mit_des3_random_key
+       PROTOTYPE((const krb5_encrypt_block * eblock,
+                  krb5_pointer seed,
+                  krb5_keyblock ** keyblock));
+
+/* d3_kysched.c */
+extern int mit_des3_key_sched
+       PROTOTYPE((mit_des3_cblock key,
+                  mit_des3_key_schedule schedule));
+
+/* d3_str2ky.c */
+extern int mit_des3_string_to_key
+       PROTOTYPE((const krb5_encrypt_block FAR * eblock,
+                  krb5_keyblock FAR * keyblock,
+                  const krb5_data FAR * data,
+                  const krb5_data FAR * salt));
+
+/* u_nfold.c */
+extern krb5_error_code mit_des_n_fold
+       PROTOTYPE((const krb5_octet * input,
+                  const size_t in_len,
+                  const krb5_octet * output,
+                  const size_t out_len));
+
 #endif /*DES_INTERNAL_DEFS*/