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Diffstat (limited to 'openssl-1.1.0h/crypto/x509v3/v3_tlsf.c')
-rw-r--r--openssl-1.1.0h/crypto/x509v3/v3_tlsf.c137
1 files changed, 137 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/x509v3/v3_tlsf.c b/openssl-1.1.0h/crypto/x509v3/v3_tlsf.c
new file mode 100644
index 0000000..fec6724
--- /dev/null
+++ b/openssl-1.1.0h/crypto/x509v3/v3_tlsf.c
@@ -0,0 +1,137 @@
+/*
+ * Copyright 2015-2016 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 "internal/o_str.h"
+#include <openssl/asn1t.h>
+#include <openssl/conf.h>
+#include <openssl/x509v3.h>
+#include "ext_dat.h"
+
+static STACK_OF(CONF_VALUE) *i2v_TLS_FEATURE(const X509V3_EXT_METHOD *method,
+ TLS_FEATURE *tls_feature,
+ STACK_OF(CONF_VALUE) *ext_list);
+static TLS_FEATURE *v2i_TLS_FEATURE(const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx,
+ STACK_OF(CONF_VALUE) *nval);
+
+ASN1_ITEM_TEMPLATE(TLS_FEATURE) =
+ ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, TLS_FEATURE, ASN1_INTEGER)
+static_ASN1_ITEM_TEMPLATE_END(TLS_FEATURE)
+
+IMPLEMENT_ASN1_ALLOC_FUNCTIONS(TLS_FEATURE)
+
+const X509V3_EXT_METHOD v3_tls_feature = {
+ NID_tlsfeature, 0,
+ ASN1_ITEM_ref(TLS_FEATURE),
+ 0, 0, 0, 0,
+ 0, 0,
+ (X509V3_EXT_I2V)i2v_TLS_FEATURE,
+ (X509V3_EXT_V2I)v2i_TLS_FEATURE,
+ 0, 0,
+ NULL
+};
+
+
+typedef struct {
+ long num;
+ const char *name;
+} TLS_FEATURE_NAME;
+
+static TLS_FEATURE_NAME tls_feature_tbl[] = {
+ { 5, "status_request" },
+ { 17, "status_request_v2" }
+};
+
+/*
+ * i2v_TLS_FEATURE converts the TLS_FEATURE structure tls_feature into the
+ * STACK_OF(CONF_VALUE) structure ext_list. STACK_OF(CONF_VALUE) is the format
+ * used by the CONF library to represent a multi-valued extension. ext_list is
+ * returned.
+ */
+static STACK_OF(CONF_VALUE) *i2v_TLS_FEATURE(const X509V3_EXT_METHOD *method,
+ TLS_FEATURE *tls_feature,
+ STACK_OF(CONF_VALUE) *ext_list)
+{
+ int i;
+ size_t j;
+ ASN1_INTEGER *ai;
+ long tlsextid;
+ for (i = 0; i < sk_ASN1_INTEGER_num(tls_feature); i++) {
+ ai = sk_ASN1_INTEGER_value(tls_feature, i);
+ tlsextid = ASN1_INTEGER_get(ai);
+ for (j = 0; j < OSSL_NELEM(tls_feature_tbl); j++)
+ if (tlsextid == tls_feature_tbl[j].num)
+ break;
+ if (j < OSSL_NELEM(tls_feature_tbl))
+ X509V3_add_value(NULL, tls_feature_tbl[j].name, &ext_list);
+ else
+ X509V3_add_value_int(NULL, ai, &ext_list);
+ }
+ return ext_list;
+}
+
+/*
+ * v2i_TLS_FEATURE converts the multi-valued extension nval into a TLS_FEATURE
+ * structure, which is returned if the conversion is successful. In case of
+ * error, NULL is returned.
+ */
+static TLS_FEATURE *v2i_TLS_FEATURE(const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
+{
+ TLS_FEATURE *tlsf;
+ char *extval, *endptr;
+ ASN1_INTEGER *ai;
+ CONF_VALUE *val;
+ int i;
+ size_t j;
+ long tlsextid;
+
+ if ((tlsf = sk_ASN1_INTEGER_new_null()) == NULL) {
+ X509V3err(X509V3_F_V2I_TLS_FEATURE, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+
+ for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ val = sk_CONF_VALUE_value(nval, i);
+ if (val->value)
+ extval = val->value;
+ else
+ extval = val->name;
+
+ for (j = 0; j < OSSL_NELEM(tls_feature_tbl); j++)
+ if (strcasecmp(extval, tls_feature_tbl[j].name) == 0)
+ break;
+ if (j < OSSL_NELEM(tls_feature_tbl))
+ tlsextid = tls_feature_tbl[j].num;
+ else {
+ tlsextid = strtol(extval, &endptr, 10);
+ if (((*endptr) != '\0') || (extval == endptr) || (tlsextid < 0) ||
+ (tlsextid > 65535)) {
+ X509V3err(X509V3_F_V2I_TLS_FEATURE, X509V3_R_INVALID_SYNTAX);
+ X509V3_conf_err(val);
+ goto err;
+ }
+ }
+
+ ai = ASN1_INTEGER_new();
+ if (ai == NULL) {
+ X509V3err(X509V3_F_V2I_TLS_FEATURE, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ASN1_INTEGER_set(ai, tlsextid);
+ sk_ASN1_INTEGER_push(tlsf, ai);
+ }
+ return tlsf;
+
+ err:
+ sk_ASN1_INTEGER_pop_free(tlsf, ASN1_INTEGER_free);
+ return NULL;
+}