1 files changed, 106 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/x509v3/v3_skey.c b/openssl-1.1.0h/crypto/x509v3/v3_skey.c
new file mode 100644
index 0000000..39597dc
--- /dev/null
+++ b/openssl-1.1.0h/crypto/x509v3/v3_skey.c
@@ -0,0 +1,106 @@
+/*
+ * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (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
+ */
+
+#include <stdio.h>
+#include "internal/cryptlib.h"
+#include <openssl/x509v3.h>
+#include "internal/x509_int.h"
+#include "ext_dat.h"
+
+static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
+                                      X509V3_CTX *ctx, char *str);
+const X509V3_EXT_METHOD v3_skey_id = {
+    NID_subject_key_identifier, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING),
+    0, 0, 0, 0,
+    (X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING,
+    (X509V3_EXT_S2I)s2i_skey_id,
+    0, 0, 0, 0,
+    NULL
+};
+
+char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, 
+                            const ASN1_OCTET_STRING *oct)
+{
+    return OPENSSL_buf2hexstr(oct->data, oct->length);
+}
+
+ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
+                                         X509V3_CTX *ctx, const char *str)
+{
+    ASN1_OCTET_STRING *oct;
+    long length;
+
+    if ((oct = ASN1_OCTET_STRING_new()) == NULL) {
+        X509V3err(X509V3_F_S2I_ASN1_OCTET_STRING, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if ((oct->data = OPENSSL_hexstr2buf(str, &length)) == NULL) {
+        ASN1_OCTET_STRING_free(oct);
+        return NULL;
+    }
+
+    oct->length = length;
+
+    return oct;
+
+}
+
+static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
+                                      X509V3_CTX *ctx, char *str)
+{
+    ASN1_OCTET_STRING *oct;
+    X509_PUBKEY *pubkey;
+    const unsigned char *pk;
+    int pklen;
+    unsigned char pkey_dig[EVP_MAX_MD_SIZE];
+    unsigned int diglen;
+
+    if (strcmp(str, "hash"))
+        return s2i_ASN1_OCTET_STRING(method, ctx, str);
+
+    if ((oct = ASN1_OCTET_STRING_new()) == NULL) {
+        X509V3err(X509V3_F_S2I_SKEY_ID, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if (ctx && (ctx->flags == CTX_TEST))
+        return oct;
+
+    if (!ctx || (!ctx->subject_req && !ctx->subject_cert)) {
+        X509V3err(X509V3_F_S2I_SKEY_ID, X509V3_R_NO_PUBLIC_KEY);
+        goto err;
+    }
+
+    if (ctx->subject_req)
+        pubkey = ctx->subject_req->req_info.pubkey;
+    else
+        pubkey = ctx->subject_cert->cert_info.key;
+
+    if (pubkey == NULL) {
+        X509V3err(X509V3_F_S2I_SKEY_ID, X509V3_R_NO_PUBLIC_KEY);
+        goto err;
+    }
+
+    X509_PUBKEY_get0_param(NULL, &pk, &pklen, NULL, pubkey);
+
+    if (!EVP_Digest(pk, pklen, pkey_dig, &diglen, EVP_sha1(), NULL))
+        goto err;
+
+    if (!ASN1_OCTET_STRING_set(oct, pkey_dig, diglen)) {
+        X509V3err(X509V3_F_S2I_SKEY_ID, ERR_R_MALLOC_FAILURE);
+        goto err;
+    }
+
+    return oct;
+
+ err:
+    ASN1_OCTET_STRING_free(oct);
+    return NULL;
+}