diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/x509/x509_req.c')
| -rw-r--r-- | openssl-1.1.0h/crypto/x509/x509_req.c | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/x509/x509_req.c b/openssl-1.1.0h/crypto/x509/x509_req.c new file mode 100644 index 0000000..7b88dbc --- /dev/null +++ b/openssl-1.1.0h/crypto/x509/x509_req.c @@ -0,0 +1,298 @@ +/* + * Copyright 1995-2016 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/bn.h> +#include <openssl/evp.h> +#include <openssl/asn1.h> +#include <openssl/asn1t.h> +#include <openssl/x509.h> +#include "internal/x509_int.h" +#include <openssl/objects.h> +#include <openssl/buffer.h> +#include <openssl/pem.h> + +X509_REQ *X509_to_X509_REQ(X509 *x, EVP_PKEY *pkey, const EVP_MD *md) +{ + X509_REQ *ret; + X509_REQ_INFO *ri; + int i; + EVP_PKEY *pktmp; + + ret = X509_REQ_new(); + if (ret == NULL) { + X509err(X509_F_X509_TO_X509_REQ, ERR_R_MALLOC_FAILURE); + goto err; + } + + ri = &ret->req_info; + + ri->version->length = 1; + ri->version->data = OPENSSL_malloc(1); + if (ri->version->data == NULL) + goto err; + ri->version->data[0] = 0; /* version == 0 */ + + if (!X509_REQ_set_subject_name(ret, X509_get_subject_name(x))) + goto err; + + pktmp = X509_get0_pubkey(x); + if (pktmp == NULL) + goto err; + i = X509_REQ_set_pubkey(ret, pktmp); + if (!i) + goto err; + + if (pkey != NULL) { + if (!X509_REQ_sign(ret, pkey, md)) + goto err; + } + return (ret); + err: + X509_REQ_free(ret); + return (NULL); +} + +EVP_PKEY *X509_REQ_get_pubkey(X509_REQ *req) +{ + if (req == NULL) + return (NULL); + return (X509_PUBKEY_get(req->req_info.pubkey)); +} + +EVP_PKEY *X509_REQ_get0_pubkey(X509_REQ *req) +{ + if (req == NULL) + return NULL; + return (X509_PUBKEY_get0(req->req_info.pubkey)); +} + +X509_PUBKEY *X509_REQ_get_X509_PUBKEY(X509_REQ *req) +{ + return req->req_info.pubkey; +} + +int X509_REQ_check_private_key(X509_REQ *x, EVP_PKEY *k) +{ + EVP_PKEY *xk = NULL; + int ok = 0; + + xk = X509_REQ_get_pubkey(x); + switch (EVP_PKEY_cmp(xk, k)) { + case 1: + ok = 1; + break; + case 0: + X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, + X509_R_KEY_VALUES_MISMATCH); + break; + case -1: + X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, X509_R_KEY_TYPE_MISMATCH); + break; + case -2: +#ifndef OPENSSL_NO_EC + if (EVP_PKEY_id(k) == EVP_PKEY_EC) { + X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, ERR_R_EC_LIB); + break; + } +#endif +#ifndef OPENSSL_NO_DH + if (EVP_PKEY_id(k) == EVP_PKEY_DH) { + /* No idea */ + X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, + X509_R_CANT_CHECK_DH_KEY); + break; + } +#endif + X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, X509_R_UNKNOWN_KEY_TYPE); + } + + EVP_PKEY_free(xk); + return (ok); +} + +/* + * It seems several organisations had the same idea of including a list of + * extensions in a certificate request. There are at least two OIDs that are + * used and there may be more: so the list is configurable. + */ + +static int ext_nid_list[] = { NID_ext_req, NID_ms_ext_req, NID_undef }; + +static int *ext_nids = ext_nid_list; + +int X509_REQ_extension_nid(int req_nid) +{ + int i, nid; + for (i = 0;; i++) { + nid = ext_nids[i]; + if (nid == NID_undef) + return 0; + else if (req_nid == nid) + return 1; + } +} + +int *X509_REQ_get_extension_nids(void) +{ + return ext_nids; +} + +void X509_REQ_set_extension_nids(int *nids) +{ + ext_nids = nids; +} + +STACK_OF(X509_EXTENSION) *X509_REQ_get_extensions(X509_REQ *req) +{ + X509_ATTRIBUTE *attr; + ASN1_TYPE *ext = NULL; + int idx, *pnid; + const unsigned char *p; + + if ((req == NULL) || !ext_nids) + return (NULL); + for (pnid = ext_nids; *pnid != NID_undef; pnid++) { + idx = X509_REQ_get_attr_by_NID(req, *pnid, -1); + if (idx == -1) + continue; + attr = X509_REQ_get_attr(req, idx); + ext = X509_ATTRIBUTE_get0_type(attr, 0); + break; + } + if (!ext || (ext->type != V_ASN1_SEQUENCE)) + return NULL; + p = ext->value.sequence->data; + return (STACK_OF(X509_EXTENSION) *) + ASN1_item_d2i(NULL, &p, ext->value.sequence->length, + ASN1_ITEM_rptr(X509_EXTENSIONS)); +} + +/* + * Add a STACK_OF extensions to a certificate request: allow alternative OIDs + * in case we want to create a non standard one. + */ + +int X509_REQ_add_extensions_nid(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts, + int nid) +{ + int extlen; + int rv = 0; + unsigned char *ext = NULL; + /* Generate encoding of extensions */ + extlen = ASN1_item_i2d((ASN1_VALUE *)exts, &ext, + ASN1_ITEM_rptr(X509_EXTENSIONS)); + if (extlen <= 0) + return 0; + rv = X509_REQ_add1_attr_by_NID(req, nid, V_ASN1_SEQUENCE, ext, extlen); + OPENSSL_free(ext); + return rv; +} + +/* This is the normal usage: use the "official" OID */ +int X509_REQ_add_extensions(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts) +{ + return X509_REQ_add_extensions_nid(req, exts, NID_ext_req); +} + +/* Request attribute functions */ + +int X509_REQ_get_attr_count(const X509_REQ *req) +{ + return X509at_get_attr_count(req->req_info.attributes); +} + +int X509_REQ_get_attr_by_NID(const X509_REQ *req, int nid, int lastpos) +{ + return X509at_get_attr_by_NID(req->req_info.attributes, nid, lastpos); +} + +int X509_REQ_get_attr_by_OBJ(const X509_REQ *req, const ASN1_OBJECT *obj, + int lastpos) +{ + return X509at_get_attr_by_OBJ(req->req_info.attributes, obj, lastpos); +} + +X509_ATTRIBUTE *X509_REQ_get_attr(const X509_REQ *req, int loc) +{ + return X509at_get_attr(req->req_info.attributes, loc); +} + +X509_ATTRIBUTE *X509_REQ_delete_attr(X509_REQ *req, int loc) +{ + return X509at_delete_attr(req->req_info.attributes, loc); +} + +int X509_REQ_add1_attr(X509_REQ *req, X509_ATTRIBUTE *attr) +{ + if (X509at_add1_attr(&req->req_info.attributes, attr)) + return 1; + return 0; +} + +int X509_REQ_add1_attr_by_OBJ(X509_REQ *req, + const ASN1_OBJECT *obj, int type, + const unsigned char *bytes, int len) +{ + if (X509at_add1_attr_by_OBJ(&req->req_info.attributes, obj, + type, bytes, len)) + return 1; + return 0; +} + +int X509_REQ_add1_attr_by_NID(X509_REQ *req, + int nid, int type, + const unsigned char *bytes, int len) +{ + if (X509at_add1_attr_by_NID(&req->req_info.attributes, nid, + type, bytes, len)) + return 1; + return 0; +} + +int X509_REQ_add1_attr_by_txt(X509_REQ *req, + const char *attrname, int type, + const unsigned char *bytes, int len) +{ + if (X509at_add1_attr_by_txt(&req->req_info.attributes, attrname, + type, bytes, len)) + return 1; + return 0; +} + +long X509_REQ_get_version(const X509_REQ *req) +{ + return ASN1_INTEGER_get(req->req_info.version); +} + +X509_NAME *X509_REQ_get_subject_name(const X509_REQ *req) +{ + return req->req_info.subject; +} + +void X509_REQ_get0_signature(const X509_REQ *req, const ASN1_BIT_STRING **psig, + const X509_ALGOR **palg) +{ + if (psig != NULL) + *psig = req->signature; + if (palg != NULL) + *palg = &req->sig_alg; +} + +int X509_REQ_get_signature_nid(const X509_REQ *req) +{ + return OBJ_obj2nid(req->sig_alg.algorithm); +} + +int i2d_re_X509_REQ_tbs(X509_REQ *req, unsigned char **pp) +{ + req->req_info.enc.modified = 1; + return i2d_X509_REQ_INFO(&req->req_info, pp); +} |