In order to stay compatible with the original BSD interface, one can
check for existence of the CIOCGSESSINFO define, like done here.
---
examples/cipher.c | 36 ++++++++++++++++++++++++++++++++++++
examples/hmac.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 84 insertions(+), 0 deletions(-)
diff --git a/examples/cipher.c b/examples/cipher.c
index 4ad1ec9..9f19c5e 100644
--- a/examples/cipher.c
+++ b/examples/cipher.c
@@ -25,6 +25,9 @@ test_crypto(int cfd)
char key[KEY_SIZE];
struct session_op sess;
+#ifdef CIOCGSESSINFO
+ struct session_info_op siop;
+#endif
struct crypt_op cryp;
memset(&sess, 0, sizeof(sess));
@@ -42,6 +45,16 @@ test_crypto(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested cipher CRYPTO_AES_CBC, got %s with driver %s\n",
+ siop.cipher_info.cra_name,
siop.cipher_info.cra_driver_name);
+#endif
+
plaintext = (char *)(((unsigned long)plaintext_raw + sess.alignmask) &
~sess.alignmask);
ciphertext = (char *)(((unsigned long)ciphertext_raw + sess.alignmask)
& ~sess.alignmask);
memset(plaintext, 0x15, DATA_SIZE);
@@ -68,6 +81,16 @@ test_crypto(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested cipher CRYPTO_AES_CBC, got %s with driver %s\n",
+ siop.cipher_info.cra_name,
siop.cipher_info.cra_driver_name);
+#endif
+
/* Decrypt data.encrypted to data.decrypted */
cryp.ses = sess.ses;
cryp.len = DATA_SIZE;
@@ -124,6 +147,9 @@ static int test_aes(int cfd)
char key2[KEY_SIZE];
struct session_op sess;
+#ifdef CIOCGSESSINFO
+ struct session_info_op siop;
+#endif
struct crypt_op cryp;
memset(&sess, 0, sizeof(sess));
@@ -176,6 +202,16 @@ static int test_aes(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested cipher CRYPTO_AES_CBC, got %s with driver %s\n",
+ siop.cipher_info.cra_name,
siop.cipher_info.cra_driver_name);
+#endif
+
plaintext2 = (char *)(((unsigned long)plaintext2_raw + sess.alignmask)
& ~sess.alignmask);
memcpy(plaintext2, plaintext2_data, BLOCK_SIZE);
diff --git a/examples/hmac.c b/examples/hmac.c
index 3a308c9..549e946 100644
--- a/examples/hmac.c
+++ b/examples/hmac.c
@@ -29,6 +29,9 @@ test_crypto(int cfd)
key[KEY_SIZE];
} data;
struct session_op sess;
+#ifdef CIOCGSESSINFO
+ struct session_info_op siop;
+#endif
struct crypt_op cryp;
uint8_t mac[AALG_MAX_RESULT_LEN];
uint8_t oldmac[AALG_MAX_RESULT_LEN];
@@ -52,6 +55,16 @@ test_crypto(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested mac CRYPTO_SHA1, got %s with driver %s\n",
+ siop.hash_info.cra_name,
siop.hash_info.cra_driver_name);
+#endif
+
cryp.ses = sess.ses;
cryp.len = sizeof("what do ya want for nothing?")-1;
cryp.src = "what do ya want for nothing?";
@@ -85,6 +98,16 @@ test_crypto(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested mac CRYPTO_MD5_HMAC, got %s with driver %s\n",
+ siop.hash_info.cra_name,
siop.hash_info.cra_driver_name);
+#endif
+
cryp.ses = sess.ses;
cryp.len = sizeof("what do ya want for nothing?")-1;
cryp.src = "what do ya want for nothing?";
@@ -118,6 +141,18 @@ test_crypto(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested cipher CRYPTO_AES_CBC and mac CRYPTO_SHA1_HMAC,"
+ " got cipher %s with driver %s and hash %s with driver %s\n",
+ siop.cipher_info.cra_name,
siop.cipher_info.cra_driver_name,
+ siop.hash_info.cra_name,
siop.hash_info.cra_driver_name);
+#endif
+
/* Encrypt data.in to data.encrypted */
cryp.ses = sess.ses;
cryp.len = sizeof(data.in);
@@ -170,6 +205,9 @@ static int
test_extras(int cfd)
{
struct session_op sess;
+#ifdef CIOCGSESSINFO
+ struct session_info_op siop;
+#endif
struct crypt_op cryp;
uint8_t mac[AALG_MAX_RESULT_LEN];
uint8_t oldmac[AALG_MAX_RESULT_LEN];
@@ -193,6 +231,16 @@ test_extras(int cfd)
return 1;
}
+#ifdef CIOCGSESSINFO
+ siop.ses = sess.ses;
+ if (ioctl(cfd, CIOCGSESSINFO, &siop)) {
+ perror("ioctl(CIOCGSESSINFO)");
+ return 1;
+ }
+ printf("requested mac CRYPTO_SHA1, got %s with driver %s\n",
+ siop.hash_info.cra_name,
siop.hash_info.cra_driver_name);
+#endif
+
cryp.ses = sess.ses;
cryp.len = sizeof("what do")-1;
cryp.src = "what do";
--
1.7.3.2
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