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path: root/drivers/auth/mbedtls/mbedtls_crypto.c
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Diffstat (limited to 'drivers/auth/mbedtls/mbedtls_crypto.c')
-rw-r--r--drivers/auth/mbedtls/mbedtls_crypto.c76
1 files changed, 39 insertions, 37 deletions
diff --git a/drivers/auth/mbedtls/mbedtls_crypto.c b/drivers/auth/mbedtls/mbedtls_crypto.c
index f69f9308..6a898ddc 100644
--- a/drivers/auth/mbedtls/mbedtls_crypto.c
+++ b/drivers/auth/mbedtls/mbedtls_crypto.c
@@ -35,13 +35,13 @@
#include <stddef.h>
#include <string.h>
-/* mbedTLS headers */
-#include <polarssl/md_wrap.h>
-#include <polarssl/memory_buffer_alloc.h>
-#include <polarssl/oid.h>
-#include <polarssl/platform.h>
+/* mbed TLS headers */
+#include <mbedtls/md.h>
+#include <mbedtls/memory_buffer_alloc.h>
+#include <mbedtls/oid.h>
+#include <mbedtls/platform.h>
-#define LIB_NAME "mbedTLS"
+#define LIB_NAME "mbed TLS"
/*
* AlgorithmIdentifier ::= SEQUENCE {
@@ -65,7 +65,7 @@
*/
static void init(void)
{
- /* Initialize mbedTLS */
+ /* Initialize mbed TLS */
mbedtls_init();
}
@@ -80,36 +80,36 @@ static int verify_signature(void *data_ptr, unsigned int data_len,
void *sig_alg, unsigned int sig_alg_len,
void *pk_ptr, unsigned int pk_len)
{
- asn1_buf sig_oid, sig_params;
- asn1_buf signature;
- md_type_t md_alg;
- pk_type_t pk_alg;
- pk_context pk;
+ mbedtls_asn1_buf sig_oid, sig_params;
+ mbedtls_asn1_buf signature;
+ mbedtls_md_type_t md_alg;
+ mbedtls_pk_type_t pk_alg;
+ mbedtls_pk_context pk;
int rc;
void *sig_opts = NULL;
- const md_info_t *md_info;
+ const mbedtls_md_info_t *md_info;
unsigned char *p, *end;
- unsigned char hash[POLARSSL_MD_MAX_SIZE];
+ unsigned char hash[MBEDTLS_MD_MAX_SIZE];
/* Get pointers to signature OID and parameters */
p = (unsigned char *)sig_alg;
end = (unsigned char *)(p + sig_alg_len);
- rc = asn1_get_alg(&p, end, &sig_oid, &sig_params);
+ rc = mbedtls_asn1_get_alg(&p, end, &sig_oid, &sig_params);
if (rc != 0) {
return CRYPTO_ERR_SIGNATURE;
}
/* Get the actual signature algorithm (MD + PK) */
- rc = oid_get_sig_alg(&sig_oid, &md_alg, &pk_alg);
+ rc = mbedtls_oid_get_sig_alg(&sig_oid, &md_alg, &pk_alg);
if (rc != 0) {
return CRYPTO_ERR_SIGNATURE;
}
/* Parse the public key */
- pk_init(&pk);
+ mbedtls_pk_init(&pk);
p = (unsigned char *)pk_ptr;
end = (unsigned char *)(p + pk_len);
- rc = pk_parse_subpubkey(&p, end, &pk);
+ rc = mbedtls_pk_parse_subpubkey(&p, end, &pk);
if (rc != 0) {
return CRYPTO_ERR_SIGNATURE;
}
@@ -118,7 +118,7 @@ static int verify_signature(void *data_ptr, unsigned int data_len,
p = (unsigned char *)sig_ptr;
end = (unsigned char *)(p + sig_len);
signature.tag = *p;
- rc = asn1_get_bitstring_null(&p, end, &signature.len);
+ rc = mbedtls_asn1_get_bitstring_null(&p, end, &signature.len);
if (rc != 0) {
rc = CRYPTO_ERR_SIGNATURE;
goto end;
@@ -126,21 +126,22 @@ static int verify_signature(void *data_ptr, unsigned int data_len,
signature.p = p;
/* Calculate the hash of the data */
- md_info = md_info_from_type(md_alg);
+ md_info = mbedtls_md_info_from_type(md_alg);
if (md_info == NULL) {
rc = CRYPTO_ERR_SIGNATURE;
goto end;
}
p = (unsigned char *)data_ptr;
- rc = md(md_info, p, data_len, hash);
+ rc = mbedtls_md(md_info, p, data_len, hash);
if (rc != 0) {
rc = CRYPTO_ERR_SIGNATURE;
goto end;
}
/* Verify the signature */
- rc = pk_verify_ext(pk_alg, sig_opts, &pk, md_alg, hash,
- md_info->size, signature.p, signature.len);
+ rc = mbedtls_pk_verify_ext(pk_alg, sig_opts, &pk, md_alg, hash,
+ mbedtls_md_get_size(md_info),
+ signature.p, signature.len);
if (rc != 0) {
rc = CRYPTO_ERR_SIGNATURE;
goto end;
@@ -150,7 +151,7 @@ static int verify_signature(void *data_ptr, unsigned int data_len,
rc = CRYPTO_SUCCESS;
end:
- pk_free(&pk);
+ mbedtls_pk_free(&pk);
return rc;
}
@@ -163,59 +164,60 @@ end:
static int verify_hash(void *data_ptr, unsigned int data_len,
void *digest_info_ptr, unsigned int digest_info_len)
{
- asn1_buf hash_oid, params;
- md_type_t md_alg;
- const md_info_t *md_info;
+ mbedtls_asn1_buf hash_oid, params;
+ mbedtls_md_type_t md_alg;
+ const mbedtls_md_info_t *md_info;
unsigned char *p, *end, *hash;
- unsigned char data_hash[POLARSSL_MD_MAX_SIZE];
+ unsigned char data_hash[MBEDTLS_MD_MAX_SIZE];
size_t len;
int rc;
- /* Digest info should be an ASN1_SEQUENCE */
+ /* Digest info should be an MBEDTLS_ASN1_SEQUENCE */
p = (unsigned char *)digest_info_ptr;
end = (unsigned char *)(digest_info_ptr + digest_info_len);
- rc = asn1_get_tag(&p, end, &len, ASN1_CONSTRUCTED | ASN1_SEQUENCE);
+ rc = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_CONSTRUCTED |
+ MBEDTLS_ASN1_SEQUENCE);
if (rc != 0) {
return CRYPTO_ERR_HASH;
}
/* Get the hash algorithm */
- rc = asn1_get_alg(&p, end, &hash_oid, &params);
+ rc = mbedtls_asn1_get_alg(&p, end, &hash_oid, &params);
if (rc != 0) {
return CRYPTO_ERR_HASH;
}
- rc = oid_get_md_alg(&hash_oid, &md_alg);
+ rc = mbedtls_oid_get_md_alg(&hash_oid, &md_alg);
if (rc != 0) {
return CRYPTO_ERR_HASH;
}
- md_info = md_info_from_type(md_alg);
+ md_info = mbedtls_md_info_from_type(md_alg);
if (md_info == NULL) {
return CRYPTO_ERR_HASH;
}
/* Hash should be octet string type */
- rc = asn1_get_tag(&p, end, &len, ASN1_OCTET_STRING);
+ rc = mbedtls_asn1_get_tag(&p, end, &len, MBEDTLS_ASN1_OCTET_STRING);
if (rc != 0) {
return CRYPTO_ERR_HASH;
}
/* Length of hash must match the algorithm's size */
- if (len != md_info->size) {
+ if (len != mbedtls_md_get_size(md_info)) {
return CRYPTO_ERR_HASH;
}
hash = p;
/* Calculate the hash of the data */
p = (unsigned char *)data_ptr;
- rc = md(md_info, p, data_len, data_hash);
+ rc = mbedtls_md(md_info, p, data_len, data_hash);
if (rc != 0) {
return CRYPTO_ERR_HASH;
}
/* Compare values */
- rc = memcmp(data_hash, hash, md_info->size);
+ rc = memcmp(data_hash, hash, mbedtls_md_get_size(md_info));
if (rc != 0) {
return CRYPTO_ERR_HASH;
}