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authorEgor Tensin <Egor.Tensin@gmail.com>2015-06-03 22:46:18 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2015-06-03 22:46:18 +0300
commit91923133903515c98973543c0e17705537449c22 (patch)
tree3848b63fe8e6c2d2e5ff7f564bacadfd5652a783 /examples/aes256cbc_example.c
parentadd OFB mode (diff)
downloadaes-tools-91923133903515c98973543c0e17705537449c22.tar.gz
aes-tools-91923133903515c98973543c0e17705537449c22.zip
init vectors are calculated by API functions
Diffstat (limited to '')
-rw-r--r--examples/aes256cbc_example.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/examples/aes256cbc_example.c b/examples/aes256cbc_example.c
index 423cd5d..21ae58d 100644
--- a/examples/aes256cbc_example.c
+++ b/examples/aes256cbc_example.c
@@ -12,7 +12,7 @@
int main()
{
- __declspec(align(16)) AesBlock128 plain, cypher, decrypted, iv;
+ __declspec(align(16)) AesBlock128 plain, cypher, decrypted, iv, next_iv;
__declspec(align(16)) AesBlock256 key;
__declspec(align(16)) Aes256KeySchedule key_schedule, inverted_schedule;
@@ -38,11 +38,15 @@ int main()
for (int i = 0; i < 15; ++i)
printf("\t[%d]: %s\n", i, format_aes_block128(&key_schedule.keys[i]).str);
- cypher = aes256cbc_encrypt(plain, &key_schedule, iv);
+ cypher = aes256cbc_encrypt(plain, &key_schedule, iv, &next_iv);
printf("\n");
printf("Cypher: %s\n", format_aes_block128(&cypher).str);
print_aes_block128_fips_matrix_style(&cypher);
+ printf("\n");
+ printf("Next initialization vector: %s\n", format_aes_block128(&next_iv).str);
+ print_aes_block128_fips_matrix_style(&next_iv);
+
aes256_invert_key_schedule(&key_schedule, &inverted_schedule);
printf("\n");
@@ -50,10 +54,14 @@ int main()
for (int i = 0; i < 15; ++i)
printf("\t[%d]: %s\n", i, format_aes_block128(&inverted_schedule.keys[i]).str);
- decrypted = aes256cbc_decrypt(cypher, &inverted_schedule, iv);
+ decrypted = aes256cbc_decrypt(cypher, &inverted_schedule, iv, &next_iv);
printf("\n");
printf("Decrypted: %s\n", format_aes_block128(&decrypted).str);
print_aes_block128_fips_matrix_style(&decrypted);
+ printf("\n");
+ printf("Next initialization vector: %s\n", format_aes_block128(&next_iv).str);
+ print_aes_block128_fips_matrix_style(&next_iv);
+
return 0;
}