diff options
| -rw-r--r-- | demos/README.txt | 1 | ||||
| -rw-r--r-- | demos/cipher/Makefile | 7 | ||||
| -rw-r--r-- | demos/cipher/ariacbc | bin | 0 -> 17848 bytes | |||
| -rw-r--r-- | demos/cipher/ariacbc.c | 178 |
4 files changed, 183 insertions, 3 deletions
diff --git a/demos/README.txt b/demos/README.txt index 799d961e9e..cec0daeb6a 100644 --- a/demos/README.txt +++ b/demos/README.txt @@ -10,6 +10,7 @@ certs: Demonstration of creating certs, using OCSP cipher: aesgcm.c Demonstration of symmetric cipher GCM mode encrypt/decrypt aesccm.c Demonstration of symmetric cipher CCM mode encrypt/decrypt +ariacbc.c Demonstration of symmetric cipher CBC mode encrypt/decrypt cms: diff --git a/demos/cipher/Makefile b/demos/cipher/Makefile index c2e10a1ded..b4f08a3746 100644 --- a/demos/cipher/Makefile +++ b/demos/cipher/Makefile @@ -11,13 +11,14 @@ CFLAGS = $(OPENSSL_INCS_LOCATION) LDFLAGS = $(OPENSSL_LIBS_LOCATION) -lssl -lcrypto -all: aesccm aesgcm +all: aesccm aesgcm ariacbc aesccm: aesccm.o aesgcm: aesgcm.o +ariacbc: ariacbc.o -aesccm aesgcm: +aesccm aesgcm ariacbc: $(CC) $(CFLAGS) -o $@ $< $(LDFLAGS) clean: - $(RM) aesccm aesgcm *.o + $(RM) aesccm aesgcm ariacbc *.o diff --git a/demos/cipher/ariacbc b/demos/cipher/ariacbc Binary files differnew file mode 100644 index 0000000000..9b74c28328 --- /dev/null +++ b/demos/cipher/ariacbc diff --git a/demos/cipher/ariacbc.c b/demos/cipher/ariacbc.c new file mode 100644 index 0000000000..8999fe6e70 --- /dev/null +++ b/demos/cipher/ariacbc.c @@ -0,0 +1,178 @@ +/* + * Copyright 2012-2022 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +/* + * Simple ARIA CBC encryption demonstration program. + */ + +#include <stdio.h> +#include <openssl/err.h> +#include <openssl/bio.h> +#include <openssl/evp.h> +#include <openssl/crypto.h> +#include <openssl/core_names.h> + +/* ARIA key */ +static const unsigned char cbc_key[] = { + 0xee, 0xbc, 0x1f, 0x57, 0x48, 0x7f, 0x51, 0x92, 0x1c, 0x04, 0x65, 0x66, + 0x5f, 0x8a, 0xe6, 0xd1, 0x65, 0x8b, 0xb2, 0x6d, 0xe6, 0xf8, 0xa0, 0x69, + 0xa3, 0x52, 0x02, 0x93, 0xa5, 0x72, 0x07, 0x8f +}; + +/* Unique initialisation vector */ +static const unsigned char cbc_iv[] = { + 0x99, 0xaa, 0x3e, 0x68, 0xed, 0x81, 0x73, 0xa0, 0xee, 0xd0, 0x66, 0x84, + 0x99, 0xaa, 0x3e, 0x68, +}; + +/* Example plaintext to encrypt */ +static const unsigned char cbc_pt[] = { + 0xf5, 0x6e, 0x87, 0x05, 0x5b, 0xc3, 0x2d, 0x0e, 0xeb, 0x31, 0xb2, 0xea, + 0xcc, 0x2b, 0xf2, 0xa5 +}; + +/* Expected ciphertext value */ +static const unsigned char cbc_ct[] = { + 0x9a, 0x44, 0xe6, 0x85, 0x94, 0x26, 0xff, 0x30, 0x03, 0xd3, 0x7e, 0xc6, + 0xb5, 0x4a, 0x09, 0x66, 0x39, 0x28, 0xf3, 0x67, 0x14, 0xbc, 0xe8, 0xe2, + 0xcf, 0x31, 0xb8, 0x60, 0x42, 0x72, 0x6d, 0xc8 +}; + +/* + * A library context and property query can be used to select & filter + * algorithm implementations. If they are NULL then the default library + * context and properties are used. + */ +OSSL_LIB_CTX *libctx = NULL; +const char *propq = NULL; + +int aria_cbc_encrypt(void) +{ + int ret = 0; + EVP_CIPHER_CTX *ctx; + EVP_CIPHER *cipher = NULL; + int outlen, tmplen; + size_t cbc_ivlen = sizeof(cbc_iv); + unsigned char outbuf[1024]; + unsigned char outtag[16]; + + printf("ARIA CBC Encrypt:\n"); + printf("Plaintext:\n"); + BIO_dump_fp(stdout, cbc_pt, sizeof(cbc_pt)); + + /* Create a context for the encrypt operation */ + if ((ctx = EVP_CIPHER_CTX_new()) == NULL) + goto err; + + /* Fetch the cipher implementation */ + if ((cipher = EVP_CIPHER_fetch(libctx, "ARIA-256-CBC", propq)) == NULL) + goto err; + + /* + * Initialise an encrypt operation with the cipher/mode, key and IV. + * We are not setting any custom params so let params be just NULL. + */ + if (!EVP_EncryptInit_ex2(ctx, cipher, cbc_key, cbc_iv, /* params */ NULL)) + goto err; + + /* Encrypt plaintext */ + if (!EVP_EncryptUpdate(ctx, outbuf, &outlen, cbc_pt, sizeof(cbc_pt))) + goto err; + + /* Finalise: there can be some additional output from padding */ + if (!EVP_EncryptFinal_ex(ctx, outbuf + outlen, &tmplen)) + goto err; + outlen += tmplen; + + /* Output encrypted block */ + printf("Ciphertext (outlen:%d):\n", outlen); + BIO_dump_fp(stdout, outbuf, outlen); + + if (sizeof(cbc_ct) == outlen && !CRYPTO_memcmp(outbuf, cbc_ct, outlen)) + printf("Final ciphertext matches expected ciphertext\n"); + else + printf("Final ciphertext differs from expected ciphertext\n"); + + ret = 1; +err: + if (!ret) + ERR_print_errors_fp(stderr); + + EVP_CIPHER_free(cipher); + EVP_CIPHER_CTX_free(ctx); + + return ret; +} + +int aria_cbc_decrypt(void) +{ + int ret = 0; + EVP_CIPHER_CTX *ctx; + EVP_CIPHER *cipher = NULL; + int outlen, tmplen, rv; + size_t cbc_ivlen = sizeof(cbc_iv); + unsigned char outbuf[1024]; + + printf("ARIA CBC Decrypt:\n"); + printf("Ciphertext:\n"); + BIO_dump_fp(stdout, cbc_ct, sizeof(cbc_ct)); + + if ((ctx = EVP_CIPHER_CTX_new()) == NULL) + goto err; + + /* Fetch the cipher implementation */ + if ((cipher = EVP_CIPHER_fetch(libctx, "ARIA-256-CBC", propq)) == NULL) + goto err; + + /* + * Initialise an encrypt operation with the cipher/mode, key and IV. + * We are not setting any custom params so let params be just NULL. + */ + if (!EVP_DecryptInit_ex2(ctx, cipher, cbc_key, cbc_iv, /* params */ NULL)) + goto err; + + /* Decrypt plaintext */ + if (!EVP_DecryptUpdate(ctx, outbuf, &outlen, cbc_ct, sizeof(cbc_ct))) + goto err; + + /* Finalise: there can be some additional output from padding */ + if (!EVP_DecryptFinal_ex(ctx, outbuf + outlen, &tmplen)) + goto err; + outlen += tmplen; + + /* Output decrypted block */ + printf("Plaintext (outlen:%d):\n", outlen); + BIO_dump_fp(stdout, outbuf, outlen); + + if (sizeof(cbc_pt) == outlen && !CRYPTO_memcmp(outbuf, cbc_pt, outlen)) + printf("Final plaintext matches original plaintext\n"); + else + printf("Final plaintext differs from original plaintext\n"); + + ret = 1; +err: + if (!ret) + ERR_print_errors_fp(stderr); + + EVP_CIPHER_free(cipher); + EVP_CIPHER_CTX_free(ctx); + + return ret; +} + +int main(int argc, char **argv) +{ + if (!aria_cbc_encrypt()) + return 1; + + if (!aria_cbc_decrypt()) + return 1; + + return 0; +} |