forgotten file (a lot of them)

[arm-crypto-lib.git] / rsa / rsaes_oaep.h

diff --git a/rsa/rsaes_oaep.h b/rsa/rsaes_oaep.h
new file mode 100644 (file)
index 0000000..81acd6a
--- /dev/null
+++ b/rsa/rsaes_oaep.h
@@ -0,0 +1,55 @@
+/* rsaes_oaep.h */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2012 Daniel Otte (daniel.otte@rub.de)
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef RSAES_OAEP_H_
+#define RSAES_OAEP_H_
+
+#include <stdint.h>
+#include "rsa_basic.h"
+#include "mgf1.h"
+
+
+void mgf1(void* dest, const void* seed, uint16_t seed_len_B, uint16_t out_length_B, const mgf1_parameter_t* p);
+
+
+typedef struct {
+       void (*mgf)(void* dst, const void* seed, uint16_t slen_B, uint16_t dstlen_B, const mgf1_parameter_t* p);
+       const hfdesc_t* hf;
+       mgf1_parameter_t* mgf_parameter;
+} rsa_oaep_parameter_t;
+
+typedef struct {
+       uint16_t length_b;
+       const void* label;
+} rsa_label_t;
+
+extern rsa_oaep_parameter_t rsa_oaep_default_parameter;
+extern rsa_label_t rsa_oaep_default_label;
+
+uint8_t rsa_encrypt_oaep(void* dest, uint16_t* out_length,
+                             const void* src, uint16_t length_B,
+                             const rsa_publickey_t* key, const rsa_oaep_parameter_t *p,
+                             const rsa_label_t* label, const void* seed);
+
+uint8_t rsa_decrypt_oaep(void* dest, uint16_t* out_length,
+                             const void* src, uint16_t length_B,
+                             const rsa_privatekey_t* key, const rsa_oaep_parameter_t *p,
+                             const rsa_label_t* label, void* seed);
+
+#endif /* RSAES_OAEP_H_ */