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-rw-r--r--examples/CMakeLists.txt3
-rw-r--r--examples/aes128ofb_example.c51
-rw-r--r--examples/aes192ofb_example.c52
-rw-r--r--examples/aes256ofb_example.c52
-rw-r--r--include/aesni/api.h48
-rw-r--r--test/CMakeLists.txt3
-rw-r--r--test/aes128ofb_decrypt_block.c55
-rw-r--r--test/aes128ofb_encrypt_block.c55
-rw-r--r--test/aes192ofb_decrypt_block.c56
-rw-r--r--test/aes192ofb_encrypt_block.c56
-rw-r--r--test/aes256ofb_decrypt_block.c56
-rw-r--r--test/aes256ofb_encrypt_block.c56
12 files changed, 543 insertions, 0 deletions
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 53e0361..080e382 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -8,9 +8,12 @@ endmacro()
example(aes128ecb)
example(aes128cbc)
example(aes128cfb)
+example(aes128ofb)
example(aes192ecb)
example(aes192cbc)
example(aes192cfb)
+example(aes192ofb)
example(aes256ecb)
example(aes256cbc)
example(aes256cfb)
+example(aes256ofb)
diff --git a/examples/aes128ofb_example.c b/examples/aes128ofb_example.c
new file mode 100644
index 0000000..07137f6
--- /dev/null
+++ b/examples/aes128ofb_example.c
@@ -0,0 +1,51 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+
+int main()
+{
+ __declspec(align(16)) AesBlock128 plain, key, cypher, decrypted, iv;
+ __declspec(align(16)) Aes128KeySchedule key_schedule;
+
+ plain = make_aes_block128(0xffeeddcc, 0xbbaa9988, 0x77665544, 0x33221100);
+ key = make_aes_block128(0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
+ iv = make_aes_block128(0xfedcba98, 0x76543210, 0xfedcba98, 0x76543210);
+
+ printf("Plain: %s\n", format_aes_block128(&plain).str);
+ print_aes_block128_fips_matrix_style(&plain);
+
+ printf("\n");
+ printf("Key: %s\n", format_aes_block128(&key).str);
+ print_aes_block128_fips_matrix_style(&key);
+
+ printf("\n");
+ printf("Initialization vector: %s\n", format_aes_block128(&iv).str);
+ print_aes_block128_fips_matrix_style(&iv);
+
+ aes128_expand_key_schedule(key, &key_schedule);
+
+ printf("\n");
+ printf("Key schedule:\n");
+ for (int i = 0; i < 11; ++i)
+ printf("\t[%d]: %s\n", i, format_aes_block128(&key_schedule.keys[i]).str);
+
+ cypher = aes128ofb_encrypt(plain, &key_schedule, iv);
+ printf("\n");
+ printf("Cypher: %s\n", format_aes_block128(&cypher).str);
+ print_aes_block128_fips_matrix_style(&cypher);
+
+ decrypted = aes128ofb_decrypt(cypher, &key_schedule, iv);
+ printf("\n");
+ printf("Decrypted: %s\n", format_aes_block128(&decrypted).str);
+ print_aes_block128_fips_matrix_style(&decrypted);
+
+ return 0;
+}
diff --git a/examples/aes192ofb_example.c b/examples/aes192ofb_example.c
new file mode 100644
index 0000000..6e611d0
--- /dev/null
+++ b/examples/aes192ofb_example.c
@@ -0,0 +1,52 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+
+int main()
+{
+ __declspec(align(16)) AesBlock128 plain, cypher, decrypted, iv;
+ __declspec(align(16)) AesBlock192 key;
+ __declspec(align(16)) Aes192KeySchedule key_schedule;
+
+ plain = make_aes_block128(0xffeeddcc, 0xbbaa9988, 0x77665544, 0x33221100);
+ key = make_aes_block192(0x17161514, 0x13121110, 0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
+ iv = make_aes_block128(0xfedcba98, 0x76543210, 0xfedcba98, 0x76543210);
+
+ printf("Plain: %s\n", format_aes_block128(&plain).str);
+ print_aes_block128_fips_matrix_style(&plain);
+
+ printf("\n");
+ printf("Key: %s\n", format_aes_block192(&key).str);
+ print_aes_block192_fips_matrix_style(&key);
+
+ printf("\n");
+ printf("Initialization vector: %s\n", format_aes_block128(&iv).str);
+ print_aes_block128_fips_matrix_style(&iv);
+
+ aes192_expand_key_schedule(&key, &key_schedule);
+
+ printf("\n");
+ printf("Key schedule:\n");
+ for (int i = 0; i < 13; ++i)
+ printf("\t[%d]: %s\n", i, format_aes_block128(&key_schedule.keys[i]).str);
+
+ cypher = aes192ofb_encrypt(plain, &key_schedule, iv);
+ printf("\n");
+ printf("Cypher: %s\n", format_aes_block128(&cypher).str);
+ print_aes_block128_fips_matrix_style(&cypher);
+
+ decrypted = aes192ofb_decrypt(cypher, &key_schedule, iv);
+ printf("\n");
+ printf("Decrypted: %s\n", format_aes_block128(&decrypted).str);
+ print_aes_block128_fips_matrix_style(&decrypted);
+
+ return 0;
+}
diff --git a/examples/aes256ofb_example.c b/examples/aes256ofb_example.c
new file mode 100644
index 0000000..3481c0c
--- /dev/null
+++ b/examples/aes256ofb_example.c
@@ -0,0 +1,52 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+
+int main()
+{
+ __declspec(align(16)) AesBlock128 plain, cypher, decrypted, iv;
+ __declspec(align(16)) AesBlock256 key;
+ __declspec(align(16)) Aes256KeySchedule key_schedule;
+
+ plain = make_aes_block128(0xffeeddcc, 0xbbaa9988, 0x77665544, 0x33221100);
+ key = make_aes_block256(0x1f1e1d1c, 0x1b1a1918, 0x17161514, 0x13121110, 0x0f0e0d0c, 0x0b0a0908, 0x07060504, 0x03020100);
+ iv = make_aes_block128(0xfedcba98, 0x76543210, 0xfedcba98, 0x76543210);
+
+ printf("Plain: %s\n", format_aes_block128(&plain).str);
+ print_aes_block128_fips_matrix_style(&plain);
+
+ printf("\n");
+ printf("Key: %s\n", format_aes_block256(&key).str);
+ print_aes_block256_fips_matrix_style(&key);
+
+ printf("\n");
+ printf("Initialization vector: %s\n", format_aes_block128(&iv).str);
+ print_aes_block128_fips_matrix_style(&iv);
+
+ aes256_expand_key_schedule(&key, &key_schedule);
+
+ printf("\n");
+ printf("Key schedule:\n");
+ for (int i = 0; i < 15; ++i)
+ printf("\t[%d]: %s\n", i, format_aes_block128(&key_schedule.keys[i]).str);
+
+ cypher = aes256ofb_encrypt(plain, &key_schedule, iv);
+ printf("\n");
+ printf("Cypher: %s\n", format_aes_block128(&cypher).str);
+ print_aes_block128_fips_matrix_style(&cypher);
+
+ decrypted = aes256ofb_decrypt(cypher, &key_schedule, iv);
+ printf("\n");
+ printf("Decrypted: %s\n", format_aes_block128(&decrypted).str);
+ print_aes_block128_fips_matrix_style(&decrypted);
+
+ return 0;
+}
diff --git a/include/aesni/api.h b/include/aesni/api.h
index 6e30b65..6d275a5 100644
--- a/include/aesni/api.h
+++ b/include/aesni/api.h
@@ -71,6 +71,22 @@ static __inline AesBlock128 __fastcall aes128cfb_decrypt(
return _mm_xor_si128(raw_aes128ecb_encrypt(init_vector, key_schedule), cypher);
}
+static __inline AesBlock128 __fastcall aes128ofb_encrypt(
+ AesBlock128 plain,
+ Aes128KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes128ecb_encrypt(init_vector, key_schedule), plain);
+}
+
+static __inline AesBlock128 __fastcall aes128ofb_decrypt(
+ AesBlock128 cypher,
+ Aes128KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes128ecb_encrypt(init_vector, key_schedule), cypher);
+}
+
static __inline void __fastcall aes192_expand_key_schedule(
AesBlock192* key,
Aes192KeySchedule* key_schedule)
@@ -131,6 +147,22 @@ static __inline AesBlock128 __fastcall aes192cfb_decrypt(
return _mm_xor_si128(raw_aes192ecb_encrypt(init_vector, key_schedule), cypher);
}
+static __inline AesBlock128 __fastcall aes192ofb_encrypt(
+ AesBlock128 plain,
+ Aes192KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes192ecb_encrypt(init_vector, key_schedule), plain);
+}
+
+static __inline AesBlock128 __fastcall aes192ofb_decrypt(
+ AesBlock128 cypher,
+ Aes192KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes192ecb_encrypt(init_vector, key_schedule), cypher);
+}
+
static __inline void __fastcall aes256_expand_key_schedule(
AesBlock256* key,
Aes256KeySchedule* key_schedule)
@@ -190,3 +222,19 @@ static __inline AesBlock128 __fastcall aes256cfb_decrypt(
{
return _mm_xor_si128(raw_aes256ecb_encrypt(init_vector, key_schedule), cypher);
}
+
+static __inline AesBlock128 __fastcall aes256ofb_encrypt(
+ AesBlock128 plain,
+ Aes256KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes256ecb_encrypt(init_vector, key_schedule), plain);
+}
+
+static __inline AesBlock128 __fastcall aes256ofb_decrypt(
+ AesBlock128 cypher,
+ Aes256KeySchedule* key_schedule,
+ AesBlock128 init_vector)
+{
+ return _mm_xor_si128(raw_aes256ecb_encrypt(init_vector, key_schedule), cypher);
+}
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 9ee72f4..2057b8f 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -11,9 +11,12 @@ endmacro()
test(aes128ecb)
test(aes128cbc)
test(aes128cfb)
+test(aes128ofb)
test(aes192ecb)
test(aes192cbc)
test(aes192cfb)
+test(aes192ofb)
test(aes256ecb)
test(aes256cbc)
test(aes256cfb)
+test(aes256ofb)
diff --git a/test/aes128ofb_decrypt_block.c b/test/aes128ofb_decrypt_block.c
new file mode 100644
index 0000000..92add4b
--- /dev/null
+++ b/test/aes128ofb_decrypt_block.c
@@ -0,0 +1,55 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [CIPHER...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, key, cipher, iv;
+ __declspec(align(16)) Aes128KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block128(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes128_expand_key_schedule(key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&cipher, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ plain = aes128cfb_decrypt(cipher, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&plain);
+ }
+
+ return 0;
+}
diff --git a/test/aes128ofb_encrypt_block.c b/test/aes128ofb_encrypt_block.c
new file mode 100644
index 0000000..ef32a59
--- /dev/null
+++ b/test/aes128ofb_encrypt_block.c
@@ -0,0 +1,55 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [PLAIN...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, key, cipher, iv;
+ __declspec(align(16)) Aes128KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block128(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes128_expand_key_schedule(key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&plain, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ cipher = aes128ofb_encrypt(plain, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&cipher);
+ }
+
+ return 0;
+}
diff --git a/test/aes192ofb_decrypt_block.c b/test/aes192ofb_decrypt_block.c
new file mode 100644
index 0000000..19c873f
--- /dev/null
+++ b/test/aes192ofb_decrypt_block.c
@@ -0,0 +1,56 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [CIPHER...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, cipher, iv;
+ __declspec(align(16)) AesBlock192 key;
+ __declspec(align(16)) Aes192KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block192(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 192-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes192_expand_key_schedule(&key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&cipher, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ plain = aes192cfb_decrypt(cipher, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&plain);
+ }
+
+ return 0;
+}
diff --git a/test/aes192ofb_encrypt_block.c b/test/aes192ofb_encrypt_block.c
new file mode 100644
index 0000000..a3fb944
--- /dev/null
+++ b/test/aes192ofb_encrypt_block.c
@@ -0,0 +1,56 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [PLAIN...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, cipher, iv;
+ __declspec(align(16)) AesBlock192 key;
+ __declspec(align(16)) Aes192KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block192(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 192-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes192_expand_key_schedule(&key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&plain, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ cipher = aes192cfb_encrypt(plain, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&cipher);
+ }
+
+ return 0;
+}
diff --git a/test/aes256ofb_decrypt_block.c b/test/aes256ofb_decrypt_block.c
new file mode 100644
index 0000000..45dcd7b
--- /dev/null
+++ b/test/aes256ofb_decrypt_block.c
@@ -0,0 +1,56 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [CIPHER...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, cipher, iv;
+ __declspec(align(16)) AesBlock256 key;
+ __declspec(align(16)) Aes256KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block256(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 256-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes256_expand_key_schedule(&key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&cipher, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ plain = aes256cfb_decrypt(cipher, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&plain);
+ }
+
+ return 0;
+}
diff --git a/test/aes256ofb_encrypt_block.c b/test/aes256ofb_encrypt_block.c
new file mode 100644
index 0000000..4498bc8
--- /dev/null
+++ b/test/aes256ofb_encrypt_block.c
@@ -0,0 +1,56 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void exit_with_usage(const char* argv0)
+{
+ printf("Usage: %s KEY INIT_VECTOR [PLAIN...]\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ __declspec(align(16)) AesBlock128 plain, cipher, iv;
+ __declspec(align(16)) AesBlock256 key;
+ __declspec(align(16)) Aes256KeySchedule key_schedule;
+
+ if (argc < 3)
+ exit_with_usage(argv[0]);
+
+ if (parse_aes_block256(&key, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 256-bit AES block '%s'\n", argv[1]);
+ exit_with_usage(argv[0]);
+ }
+
+ if (parse_aes_block128(&iv, argv[2]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[2]);
+ exit_with_usage(argv[0]);
+ }
+
+ aes256_expand_key_schedule(&key, &key_schedule);
+
+ for (int i = 3; i < argc; ++i)
+ {
+ if (parse_aes_block128(&plain, argv[i]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[i]);
+ continue;
+ }
+ cipher = aes256cfb_encrypt(plain, &key_schedule, iv);
+ iv = _mm_xor_si128(cipher, plain);
+ print_aes_block128(&cipher);
+ }
+
+ return 0;
+}
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