diff options
Diffstat (limited to 'crypto/x509/v3_bcons.c')
-rw-r--r-- | crypto/x509/v3_bcons.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/crypto/x509/v3_bcons.c b/crypto/x509/v3_bcons.c new file mode 100644 index 0000000000..02e300229c --- /dev/null +++ b/crypto/x509/v3_bcons.c @@ -0,0 +1,84 @@ +/* + * Copyright 1999-2016 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 + */ + +#include <stdio.h> +#include "internal/cryptlib.h" +#include <openssl/asn1.h> +#include <openssl/asn1t.h> +#include <openssl/conf.h> +#include <openssl/x509v3.h> +#include "ext_dat.h" + +static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, + BASIC_CONSTRAINTS *bcons, + STACK_OF(CONF_VALUE) + *extlist); +static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, + X509V3_CTX *ctx, + STACK_OF(CONF_VALUE) *values); + +const X509V3_EXT_METHOD v3_bcons = { + NID_basic_constraints, 0, + ASN1_ITEM_ref(BASIC_CONSTRAINTS), + 0, 0, 0, 0, + 0, 0, + (X509V3_EXT_I2V) i2v_BASIC_CONSTRAINTS, + (X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS, + NULL, NULL, + NULL +}; + +ASN1_SEQUENCE(BASIC_CONSTRAINTS) = { + ASN1_OPT(BASIC_CONSTRAINTS, ca, ASN1_FBOOLEAN), + ASN1_OPT(BASIC_CONSTRAINTS, pathlen, ASN1_INTEGER) +} ASN1_SEQUENCE_END(BASIC_CONSTRAINTS) + +IMPLEMENT_ASN1_FUNCTIONS(BASIC_CONSTRAINTS) + +static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, + BASIC_CONSTRAINTS *bcons, + STACK_OF(CONF_VALUE) + *extlist) +{ + X509V3_add_value_bool("CA", bcons->ca, &extlist); + X509V3_add_value_int("pathlen", bcons->pathlen, &extlist); + return extlist; +} + +static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, + X509V3_CTX *ctx, + STACK_OF(CONF_VALUE) *values) +{ + BASIC_CONSTRAINTS *bcons = NULL; + CONF_VALUE *val; + int i; + + if ((bcons = BASIC_CONSTRAINTS_new()) == NULL) { + X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, ERR_R_MALLOC_FAILURE); + return NULL; + } + for (i = 0; i < sk_CONF_VALUE_num(values); i++) { + val = sk_CONF_VALUE_value(values, i); + if (strcmp(val->name, "CA") == 0) { + if (!X509V3_get_value_bool(val, &bcons->ca)) + goto err; + } else if (strcmp(val->name, "pathlen") == 0) { + if (!X509V3_get_value_int(val, &bcons->pathlen)) + goto err; + } else { + X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME); + X509V3_conf_err(val); + goto err; + } + } + return bcons; + err: + BASIC_CONSTRAINTS_free(bcons); + return NULL; +} |