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openssl/crypto/store/store_lib.c
Richard Levitte 9311d0c471 Convert all {NAME}err() in crypto/ to their corresponding ERR_raise() call 
This includes error reporting for libcrypto sub-libraries in surprising
places.

This was done using util/err-to-raise

Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/13318)
2020-11-13 09:35:02 +01:00

987 lines
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/*
* Copyright 2016-2020 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 <stdlib.h>
#include <string.h>
#include <assert.h>
/* We need to use some STORE deprecated APIs */
#define OPENSSL_SUPPRESS_DEPRECATED
#include "e_os.h"
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/trace.h>
#include <openssl/core_names.h>
#include <openssl/provider.h>
#include <openssl/param_build.h>
#include <openssl/store.h>
#include "internal/thread_once.h"
#include "internal/cryptlib.h"
#include "internal/provider.h"
#include "crypto/store.h"
#include "store_local.h"
static int ossl_store_close_it(OSSL_STORE_CTX *ctx);
OSSL_STORE_CTX *
OSSL_STORE_open_ex(const char *uri, OSSL_LIB_CTX *libctx, const char *propq,
const UI_METHOD *ui_method, void *ui_data,
OSSL_STORE_post_process_info_fn post_process,
void *post_process_data)
{
const OSSL_STORE_LOADER *loader = NULL;
OSSL_STORE_LOADER *fetched_loader = NULL;
OSSL_STORE_LOADER_CTX *loader_ctx = NULL;
OSSL_STORE_CTX *ctx = NULL;
char *propq_copy = NULL;
char scheme_copy[256], *p, *schemes[2];
size_t schemes_n = 0;
size_t i;
/*
* Put the file scheme first. If the uri does represent an existing file,
* possible device name and all, then it should be loaded. Only a failed
* attempt at loading a local file should have us try something else.
*/
schemes[schemes_n++] = "file";
/*
* Now, check if we have something that looks like a scheme, and add it
* as a second scheme. However, also check if there's an authority start
* (://), because that will invalidate the previous file scheme. Also,
* check that this isn't actually the file scheme, as there's no point
* going through that one twice!
*/
OPENSSL_strlcpy(scheme_copy, uri, sizeof(scheme_copy));
if ((p = strchr(scheme_copy, ':')) != NULL) {
*p++ = '\0';
if (strcasecmp(scheme_copy, "file") != 0) {
if (strncmp(p, "//", 2) == 0)
schemes_n--; /* Invalidate the file scheme */
schemes[schemes_n++] = scheme_copy;
}
}
ERR_set_mark();
/*
* Try each scheme until we find one that could open the URI.
*
* For each scheme, we look for the engine implementation first, and
* failing that, we then try to fetch a provided implementation.
* This is consistent with how we handle legacy / engine implementations
* elsewhere.
*/
for (i = 0; loader_ctx == NULL && i < schemes_n; i++) {
OSSL_TRACE1(STORE, "Looking up scheme %s\n", schemes[i]);
#ifndef OPENSSL_NO_DEPRECATED_3_0
if ((loader = ossl_store_get0_loader_int(schemes[i])) != NULL) {
if (loader->open_ex != NULL)
loader_ctx = loader->open_ex(loader, uri, libctx, propq,
ui_method, ui_data);
else
loader_ctx = loader->open(loader, uri, ui_method, ui_data);
}
#endif
if (loader == NULL
&& (fetched_loader =
OSSL_STORE_LOADER_fetch(schemes[i], libctx, propq)) != NULL) {
const OSSL_PROVIDER *provider =
OSSL_STORE_LOADER_provider(fetched_loader);
void *provctx = OSSL_PROVIDER_get0_provider_ctx(provider);
loader_ctx = fetched_loader->p_open(provctx, uri);
if (loader_ctx == NULL) {
OSSL_STORE_LOADER_free(fetched_loader);
fetched_loader = NULL;
} else if (propq != NULL) {
OSSL_PARAM params[] = {
OSSL_PARAM_utf8_string(OSSL_STORE_PARAM_PROPERTIES,
NULL, 0),
OSSL_PARAM_END
};
params[0].data = (void *)propq;
if (!fetched_loader->p_set_ctx_params(loader_ctx, params)) {
(void)fetched_loader->p_close(loader_ctx);
OSSL_STORE_LOADER_free(fetched_loader);
fetched_loader = NULL;
}
}
loader = fetched_loader;
}
}
if (loader != NULL)
OSSL_TRACE1(STORE, "Found loader for scheme %s\n", schemes[i]);
if (loader_ctx == NULL)
goto err;
OSSL_TRACE2(STORE, "Opened %s => %p\n", uri, (void *)loader_ctx);
if ((propq != NULL && (propq_copy = OPENSSL_strdup(propq)) == NULL)
|| (ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
goto err;
}
if (ui_method != NULL
&& !ossl_pw_set_ui_method(&ctx->pwdata, ui_method, ui_data)) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_CRYPTO_LIB);
goto err;
}
ctx->properties = propq_copy;
ctx->fetched_loader = fetched_loader;
ctx->loader = loader;
ctx->loader_ctx = loader_ctx;
ctx->post_process = post_process;
ctx->post_process_data = post_process_data;
/*
* If the attempt to open with the 'file' scheme loader failed and the
* other scheme loader succeeded, the failure to open with the 'file'
* scheme loader leaves an error on the error stack. Let's remove it.
*/
ERR_pop_to_mark();
return ctx;
err:
ERR_clear_last_mark();
if (loader_ctx != NULL) {
/*
* Temporary structure so OSSL_STORE_close() can work even when
* |ctx| couldn't be allocated properly
*/
OSSL_STORE_CTX tmpctx = { NULL, };
tmpctx.fetched_loader = fetched_loader;
tmpctx.loader = loader;
tmpctx.loader_ctx = loader_ctx;
/*
* We ignore a returned error because we will return NULL anyway in
* this case, so if something goes wrong when closing, that'll simply
* just add another entry on the error stack.
*/
(void)ossl_store_close_it(&tmpctx);
}
OSSL_STORE_LOADER_free(fetched_loader);
OPENSSL_free(propq_copy);
OPENSSL_free(ctx);
return NULL;
}
OSSL_STORE_CTX *OSSL_STORE_open(const char *uri,
const UI_METHOD *ui_method, void *ui_data,
OSSL_STORE_post_process_info_fn post_process,
void *post_process_data)
{
return OSSL_STORE_open_ex(uri, NULL, NULL, ui_method, ui_data, post_process,
post_process_data);
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
int OSSL_STORE_ctrl(OSSL_STORE_CTX *ctx, int cmd, ...)
{
va_list args;
int ret;
va_start(args, cmd);
ret = OSSL_STORE_vctrl(ctx, cmd, args);
va_end(args);
return ret;
}
int OSSL_STORE_vctrl(OSSL_STORE_CTX *ctx, int cmd, va_list args)
{
if (ctx->fetched_loader != NULL) {
if (ctx->fetched_loader->p_set_ctx_params != NULL) {
OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END };
switch (cmd) {
case OSSL_STORE_C_USE_SECMEM:
{
int on = *(va_arg(args, int *));
params[0] = OSSL_PARAM_construct_int("use_secmem", &on);
}
break;
default:
break;
}
return ctx->fetched_loader->p_set_ctx_params(ctx->loader_ctx,
params);
}
} else if (ctx->loader->ctrl != NULL) {
return ctx->loader->ctrl(ctx->loader_ctx, cmd, args);
}
/*
* If the fetched loader doesn't have a set_ctx_params or a ctrl, it's as
* if there was one that ignored our params, which usually returns 1.
*/
return 1;
}
#endif
int OSSL_STORE_expect(OSSL_STORE_CTX *ctx, int expected_type)
{
int ret = 1;
if (ctx->loading) {
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_LOADING_STARTED);
return 0;
}
ctx->expected_type = expected_type;
if (ctx->fetched_loader != NULL
&& ctx->fetched_loader->p_set_ctx_params != NULL) {
OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END };
params[0] =
OSSL_PARAM_construct_int(OSSL_STORE_PARAM_EXPECT, &expected_type);
ret = ctx->fetched_loader->p_set_ctx_params(ctx->loader_ctx, params);
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL
&& ctx->loader->expect != NULL) {
ret = ctx->loader->expect(ctx->loader_ctx, expected_type);
}
#endif
return ret;
}
int OSSL_STORE_find(OSSL_STORE_CTX *ctx, const OSSL_STORE_SEARCH *search)
{
int ret = 1;
if (ctx->loading) {
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_LOADING_STARTED);
return 0;
}
if (search == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if (ctx->fetched_loader != NULL) {
OSSL_PARAM_BLD *bld;
OSSL_PARAM *params;
/* OSSL_STORE_SEARCH_BY_NAME, OSSL_STORE_SEARCH_BY_ISSUER_SERIAL*/
void *name_der = NULL;
int name_der_sz;
/* OSSL_STORE_SEARCH_BY_ISSUER_SERIAL */
BIGNUM *number = NULL;
if (ctx->fetched_loader->p_set_ctx_params == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_UNSUPPORTED_OPERATION);
return 0;
}
if ((bld = OSSL_PARAM_BLD_new()) == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return 0;
}
ret = 0; /* Assume the worst */
switch (search->search_type) {
case OSSL_STORE_SEARCH_BY_NAME:
if ((name_der_sz = i2d_X509_NAME(search->name,
(unsigned char **)&name_der)) > 0
&& OSSL_PARAM_BLD_push_octet_string(bld,
OSSL_STORE_PARAM_SUBJECT,
name_der, name_der_sz))
ret = 1;
break;
case OSSL_STORE_SEARCH_BY_ISSUER_SERIAL:
if ((name_der_sz = i2d_X509_NAME(search->name,
(unsigned char **)&name_der)) > 0
&& (number = ASN1_INTEGER_to_BN(search->serial, NULL)) != NULL
&& OSSL_PARAM_BLD_push_octet_string(bld,
OSSL_STORE_PARAM_ISSUER,
name_der, name_der_sz)
&& OSSL_PARAM_BLD_push_BN(bld, OSSL_STORE_PARAM_SERIAL,
number))
ret = 1;
break;
case OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT:
if (OSSL_PARAM_BLD_push_utf8_string(bld, OSSL_STORE_PARAM_DIGEST,
EVP_MD_name(search->digest), 0)
&& OSSL_PARAM_BLD_push_octet_string(bld,
OSSL_STORE_PARAM_FINGERPRINT,
search->string,
search->stringlength))
ret = 1;
break;
case OSSL_STORE_SEARCH_BY_ALIAS:
if (OSSL_PARAM_BLD_push_utf8_string(bld, OSSL_STORE_PARAM_ALIAS,
(char *)search->string,
search->stringlength))
ret = 1;
break;
}
if (ret) {
params = OSSL_PARAM_BLD_to_param(bld);
ret = ctx->fetched_loader->p_set_ctx_params(ctx->loader_ctx,
params);
OSSL_PARAM_BLD_free_params(params);
}
OSSL_PARAM_BLD_free(bld);
OPENSSL_free(name_der);
BN_free(number);
} else {
#ifndef OPENSSL_NO_DEPRECATED_3_0
/* legacy loader section */
if (ctx->loader->find == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_UNSUPPORTED_OPERATION);
return 0;
}
ret = ctx->loader->find(ctx->loader_ctx, search);
#endif
}
return ret;
}
OSSL_STORE_INFO *OSSL_STORE_load(OSSL_STORE_CTX *ctx)
{
OSSL_STORE_INFO *v = NULL;
ctx->loading = 1;
again:
if (OSSL_STORE_eof(ctx))
return NULL;
if (ctx->loader != NULL)
OSSL_TRACE(STORE, "Loading next object\n");
if (ctx->cached_info != NULL
&& sk_OSSL_STORE_INFO_num(ctx->cached_info) == 0) {
sk_OSSL_STORE_INFO_free(ctx->cached_info);
ctx->cached_info = NULL;
}
if (ctx->cached_info != NULL) {
v = sk_OSSL_STORE_INFO_shift(ctx->cached_info);
} else {
if (ctx->fetched_loader != NULL) {
struct ossl_load_result_data_st load_data;
load_data.v = NULL;
load_data.ctx = ctx;
if (!ctx->fetched_loader->p_load(ctx->loader_ctx,
ossl_store_handle_load_result,
&load_data,
ossl_pw_passphrase_callback_dec,
&ctx->pwdata)) {
if (!OSSL_STORE_eof(ctx))
ctx->error_flag = 1;
return NULL;
}
v = load_data.v;
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL)
v = ctx->loader->load(ctx->loader_ctx,
ctx->pwdata._.ui_method.ui_method,
ctx->pwdata._.ui_method.ui_method_data);
#endif
}
if (ctx->post_process != NULL && v != NULL) {
v = ctx->post_process(v, ctx->post_process_data);
/*
* By returning NULL, the callback decides that this object should
* be ignored.
*/
if (v == NULL)
goto again;
}
if (v != NULL && ctx->expected_type != 0) {
int returned_type = OSSL_STORE_INFO_get_type(v);
if (returned_type != OSSL_STORE_INFO_NAME && returned_type != 0) {
if (ctx->expected_type != returned_type) {
OSSL_STORE_INFO_free(v);
goto again;
}
}
}
if (v != NULL)
OSSL_TRACE1(STORE, "Got a %s\n",
OSSL_STORE_INFO_type_string(OSSL_STORE_INFO_get_type(v)));
return v;
}
int OSSL_STORE_error(OSSL_STORE_CTX *ctx)
{
int ret = 1;
if (ctx->fetched_loader != NULL)
ret = ctx->error_flag;
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL)
ret = ctx->loader->error(ctx->loader_ctx);
#endif
return ret;
}
int OSSL_STORE_eof(OSSL_STORE_CTX *ctx)
{
int ret = 1;
if (ctx->fetched_loader != NULL)
ret = ctx->loader->p_eof(ctx->loader_ctx);
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL)
ret = ctx->loader->eof(ctx->loader_ctx);
#endif
return ret;
}
static int ossl_store_close_it(OSSL_STORE_CTX *ctx)
{
int ret = 0;
if (ctx == NULL)
return 1;
OSSL_TRACE1(STORE, "Closing %p\n", (void *)ctx->loader_ctx);
if (ctx->fetched_loader != NULL)
ret = ctx->loader->p_close(ctx->loader_ctx);
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL)
ret = ctx->loader->close(ctx->loader_ctx);
#endif
sk_OSSL_STORE_INFO_pop_free(ctx->cached_info, OSSL_STORE_INFO_free);
OSSL_STORE_LOADER_free(ctx->fetched_loader);
OPENSSL_free(ctx->properties);
ossl_pw_clear_passphrase_data(&ctx->pwdata);
return ret;
}
int OSSL_STORE_close(OSSL_STORE_CTX *ctx)
{
int ret = ossl_store_close_it(ctx);
OPENSSL_free(ctx);
return ret;
}
/*
* Functions to generate OSSL_STORE_INFOs, one function for each type we
* support having in them as well as a generic constructor.
*
* In all cases, ownership of the object is transferred to the OSSL_STORE_INFO
* and will therefore be freed when the OSSL_STORE_INFO is freed.
*/
OSSL_STORE_INFO *OSSL_STORE_INFO_new(int type, void *data)
{
OSSL_STORE_INFO *info = OPENSSL_zalloc(sizeof(*info));
if (info == NULL)
return NULL;
info->type = type;
info->_.data = data;
return info;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_NAME(char *name)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_NAME, NULL);
if (info == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
info->_.name.name = name;
info->_.name.desc = NULL;
return info;
}
int OSSL_STORE_INFO_set0_NAME_description(OSSL_STORE_INFO *info, char *desc)
{
if (info->type != OSSL_STORE_INFO_NAME) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_PASSED_INVALID_ARGUMENT);
return 0;
}
info->_.name.desc = desc;
return 1;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_PARAMS(EVP_PKEY *params)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_PARAMS, params);
if (info == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return info;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_PUBKEY(EVP_PKEY *pkey)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_PUBKEY, pkey);
if (info == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return info;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_PKEY(EVP_PKEY *pkey)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_PKEY, pkey);
if (info == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return info;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_CERT(X509 *x509)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_CERT, x509);
if (info == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return info;
}
OSSL_STORE_INFO *OSSL_STORE_INFO_new_CRL(X509_CRL *crl)
{
OSSL_STORE_INFO *info = OSSL_STORE_INFO_new(OSSL_STORE_INFO_CRL, crl);
if (info == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return info;
}
/*
* Functions to try to extract data from a OSSL_STORE_INFO.
*/
int OSSL_STORE_INFO_get_type(const OSSL_STORE_INFO *info)
{
return info->type;
}
void *OSSL_STORE_INFO_get0_data(int type, const OSSL_STORE_INFO *info)
{
if (info->type == type)
return info->_.data;
return NULL;
}
const char *OSSL_STORE_INFO_get0_NAME(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_NAME)
return info->_.name.name;
return NULL;
}
char *OSSL_STORE_INFO_get1_NAME(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_NAME) {
char *ret = OPENSSL_strdup(info->_.name.name);
if (ret == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return ret;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_NAME);
return NULL;
}
const char *OSSL_STORE_INFO_get0_NAME_description(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_NAME)
return info->_.name.desc;
return NULL;
}
char *OSSL_STORE_INFO_get1_NAME_description(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_NAME) {
char *ret = OPENSSL_strdup(info->_.name.desc
? info->_.name.desc : "");
if (ret == NULL)
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return ret;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_NAME);
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get0_PARAMS(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PARAMS)
return info->_.params;
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get1_PARAMS(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PARAMS) {
EVP_PKEY_up_ref(info->_.params);
return info->_.params;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_PARAMETERS);
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get0_PUBKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PUBKEY)
return info->_.pubkey;
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get1_PUBKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PUBKEY) {
EVP_PKEY_up_ref(info->_.pubkey);
return info->_.pubkey;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_PUBLIC_KEY);
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get0_PKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PKEY)
return info->_.pkey;
return NULL;
}
EVP_PKEY *OSSL_STORE_INFO_get1_PKEY(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_PKEY) {
EVP_PKEY_up_ref(info->_.pkey);
return info->_.pkey;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_PRIVATE_KEY);
return NULL;
}
X509 *OSSL_STORE_INFO_get0_CERT(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CERT)
return info->_.x509;
return NULL;
}
X509 *OSSL_STORE_INFO_get1_CERT(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CERT) {
X509_up_ref(info->_.x509);
return info->_.x509;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_CERTIFICATE);
return NULL;
}
X509_CRL *OSSL_STORE_INFO_get0_CRL(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CRL)
return info->_.crl;
return NULL;
}
X509_CRL *OSSL_STORE_INFO_get1_CRL(const OSSL_STORE_INFO *info)
{
if (info->type == OSSL_STORE_INFO_CRL) {
X509_CRL_up_ref(info->_.crl);
return info->_.crl;
}
ERR_raise(ERR_LIB_OSSL_STORE, OSSL_STORE_R_NOT_A_CRL);
return NULL;
}
/*
* Free the OSSL_STORE_INFO
*/
void OSSL_STORE_INFO_free(OSSL_STORE_INFO *info)
{
if (info != NULL) {
switch (info->type) {
case OSSL_STORE_INFO_NAME:
OPENSSL_free(info->_.name.name);
OPENSSL_free(info->_.name.desc);
break;
case OSSL_STORE_INFO_PARAMS:
EVP_PKEY_free(info->_.params);
break;
case OSSL_STORE_INFO_PUBKEY:
EVP_PKEY_free(info->_.pubkey);
break;
case OSSL_STORE_INFO_PKEY:
EVP_PKEY_free(info->_.pkey);
break;
case OSSL_STORE_INFO_CERT:
X509_free(info->_.x509);
break;
case OSSL_STORE_INFO_CRL:
X509_CRL_free(info->_.crl);
break;
}
OPENSSL_free(info);
}
}
int OSSL_STORE_supports_search(OSSL_STORE_CTX *ctx, int search_type)
{
int ret = 0;
if (ctx->fetched_loader != NULL) {
void *provctx =
ossl_provider_ctx(OSSL_STORE_LOADER_provider(ctx->fetched_loader));
const OSSL_PARAM *params;
const OSSL_PARAM *p_subject = NULL;
const OSSL_PARAM *p_issuer = NULL;
const OSSL_PARAM *p_serial = NULL;
const OSSL_PARAM *p_fingerprint = NULL;
const OSSL_PARAM *p_alias = NULL;
if (ctx->fetched_loader->p_settable_ctx_params == NULL)
return 0;
params = ctx->fetched_loader->p_settable_ctx_params(provctx);
p_subject = OSSL_PARAM_locate_const(params, OSSL_STORE_PARAM_SUBJECT);
p_issuer = OSSL_PARAM_locate_const(params, OSSL_STORE_PARAM_ISSUER);
p_serial = OSSL_PARAM_locate_const(params, OSSL_STORE_PARAM_SERIAL);
p_fingerprint =
OSSL_PARAM_locate_const(params, OSSL_STORE_PARAM_FINGERPRINT);
p_alias = OSSL_PARAM_locate_const(params, OSSL_STORE_PARAM_ALIAS);
switch (search_type) {
case OSSL_STORE_SEARCH_BY_NAME:
ret = (p_subject != NULL);
break;
case OSSL_STORE_SEARCH_BY_ISSUER_SERIAL:
ret = (p_issuer != NULL && p_serial != NULL);
break;
case OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT:
ret = (p_fingerprint != NULL);
break;
case OSSL_STORE_SEARCH_BY_ALIAS:
ret = (p_alias != NULL);
break;
}
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (ctx->fetched_loader == NULL) {
OSSL_STORE_SEARCH tmp_search;
if (ctx->loader->find == NULL)
return 0;
tmp_search.search_type = search_type;
ret = ctx->loader->find(NULL, &tmp_search);
}
#endif
return ret;
}
/* Search term constructors */
OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_name(X509_NAME *name)
{
OSSL_STORE_SEARCH *search = OPENSSL_zalloc(sizeof(*search));
if (search == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
search->search_type = OSSL_STORE_SEARCH_BY_NAME;
search->name = name;
return search;
}
OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_issuer_serial(X509_NAME *name,
const ASN1_INTEGER *serial)
{
OSSL_STORE_SEARCH *search = OPENSSL_zalloc(sizeof(*search));
if (search == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
search->search_type = OSSL_STORE_SEARCH_BY_ISSUER_SERIAL;
search->name = name;
search->serial = serial;
return search;
}
OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_key_fingerprint(const EVP_MD *digest,
const unsigned char
*bytes, size_t len)
{
OSSL_STORE_SEARCH *search = OPENSSL_zalloc(sizeof(*search));
if (search == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
if (digest != NULL && len != (size_t)EVP_MD_size(digest)) {
ERR_raise_data(ERR_LIB_OSSL_STORE,
OSSL_STORE_R_FINGERPRINT_SIZE_DOES_NOT_MATCH_DIGEST,
"%s size is %d, fingerprint size is %zu",
EVP_MD_name(digest), EVP_MD_size(digest), len);
OPENSSL_free(search);
return NULL;
}
search->search_type = OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT;
search->digest = digest;
search->string = bytes;
search->stringlength = len;
return search;
}
OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_alias(const char *alias)
{
OSSL_STORE_SEARCH *search = OPENSSL_zalloc(sizeof(*search));
if (search == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
search->search_type = OSSL_STORE_SEARCH_BY_ALIAS;
search->string = (const unsigned char *)alias;
search->stringlength = strlen(alias);
return search;
}
/* Search term destructor */
void OSSL_STORE_SEARCH_free(OSSL_STORE_SEARCH *search)
{
OPENSSL_free(search);
}
/* Search term accessors */
int OSSL_STORE_SEARCH_get_type(const OSSL_STORE_SEARCH *criterion)
{
return criterion->search_type;
}
X509_NAME *OSSL_STORE_SEARCH_get0_name(const OSSL_STORE_SEARCH *criterion)
{
return criterion->name;
}
const ASN1_INTEGER *OSSL_STORE_SEARCH_get0_serial(const OSSL_STORE_SEARCH
*criterion)
{
return criterion->serial;
}
const unsigned char *OSSL_STORE_SEARCH_get0_bytes(const OSSL_STORE_SEARCH
*criterion, size_t *length)
{
*length = criterion->stringlength;
return criterion->string;
}
const char *OSSL_STORE_SEARCH_get0_string(const OSSL_STORE_SEARCH *criterion)
{
return (const char *)criterion->string;
}
const EVP_MD *OSSL_STORE_SEARCH_get0_digest(const OSSL_STORE_SEARCH *criterion)
{
return criterion->digest;
}
OSSL_STORE_CTX *OSSL_STORE_attach(BIO *bp, const char *scheme,
OSSL_LIB_CTX *libctx, const char *propq,
const UI_METHOD *ui_method, void *ui_data,
OSSL_STORE_post_process_info_fn post_process,
void *post_process_data)
{
const OSSL_STORE_LOADER *loader = NULL;
OSSL_STORE_LOADER *fetched_loader = NULL;
OSSL_STORE_LOADER_CTX *loader_ctx = NULL;
OSSL_STORE_CTX *ctx = NULL;
if (scheme == NULL)
scheme = "file";
OSSL_TRACE1(STORE, "Looking up scheme %s\n", scheme);
#ifndef OPENSSL_NO_DEPRECATED_3_0
if ((loader = ossl_store_get0_loader_int(scheme)) != NULL)
loader_ctx = loader->attach(loader, bp, libctx, propq,
ui_method, ui_data);
#endif
if (loader == NULL
&& (fetched_loader =
OSSL_STORE_LOADER_fetch(scheme, libctx, propq)) != NULL) {
const OSSL_PROVIDER *provider =
OSSL_STORE_LOADER_provider(fetched_loader);
void *provctx = OSSL_PROVIDER_get0_provider_ctx(provider);
if ((loader_ctx =
fetched_loader->p_attach(provctx, (OSSL_CORE_BIO *)bp)) == NULL) {
OSSL_STORE_LOADER_free(fetched_loader);
fetched_loader = NULL;
} else if (propq != NULL) {
OSSL_PARAM params[] = {
OSSL_PARAM_utf8_string(OSSL_STORE_PARAM_PROPERTIES,
NULL, 0),
OSSL_PARAM_END
};
params[0].data = (void *)propq;
if (!fetched_loader->p_set_ctx_params(loader_ctx, params)) {
(void)fetched_loader->p_close(loader_ctx);
OSSL_STORE_LOADER_free(fetched_loader);
fetched_loader = NULL;
}
}
loader = fetched_loader;
}
if (loader_ctx == NULL)
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL) {
ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
return NULL;
}
if (ui_method != NULL
&& !ossl_pw_set_ui_method(&ctx->pwdata, ui_method, ui_data)) {
OPENSSL_free(ctx);
return NULL;
}
ctx->fetched_loader = fetched_loader;
ctx->loader = loader;
ctx->loader_ctx = loader_ctx;
ctx->post_process = post_process;
ctx->post_process_data = post_process_data;
return ctx;
}
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