OpenSSL 1.1.1-pre2
This commit is contained in:
Hakase
@@ -0,0 +1,4 @@
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LIBS=../../libcrypto
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SOURCE[../../libcrypto]=\
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store_err.c store_init.c store_lib.c store_register.c store_strings.c \
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loader_file.c
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@@ -0,0 +1,1436 @@
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/*
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* Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include "e_os.h"
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#include <string.h>
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#include <sys/stat.h>
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#include <ctype.h>
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#include <assert.h>
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#include <openssl/bio.h>
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#include <openssl/dsa.h> /* For d2i_DSAPrivateKey */
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#include <openssl/pem.h>
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#include <openssl/pkcs12.h> /* For the PKCS8 stuff o.O */
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#include <openssl/rsa.h> /* For d2i_RSAPrivateKey */
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#include <openssl/safestack.h>
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#include <openssl/store.h>
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#include <openssl/ui.h>
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#include <openssl/x509.h> /* For the PKCS8 stuff o.O */
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#include "internal/asn1_int.h"
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#include "internal/ctype.h"
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#include "internal/o_dir.h"
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#include "internal/cryptlib.h"
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#include "internal/store_int.h"
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#include "store_locl.h"
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#ifdef _WIN32
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# define stat _stat
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#endif
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/*-
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* Password prompting
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* ------------------
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*/
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static char *file_get_pass(const UI_METHOD *ui_method, char *pass,
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size_t maxsize, const char *prompt_info, void *data)
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{
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UI *ui = UI_new();
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char *prompt = NULL;
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if (ui == NULL) {
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OSSL_STOREerr(OSSL_STORE_F_FILE_GET_PASS, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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if (ui_method != NULL)
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UI_set_method(ui, ui_method);
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UI_add_user_data(ui, data);
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if ((prompt = UI_construct_prompt(ui, "pass phrase",
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prompt_info)) == NULL) {
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OSSL_STOREerr(OSSL_STORE_F_FILE_GET_PASS, ERR_R_MALLOC_FAILURE);
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pass = NULL;
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} else if (!UI_add_input_string(ui, prompt, UI_INPUT_FLAG_DEFAULT_PWD,
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pass, 0, maxsize - 1)) {
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OSSL_STOREerr(OSSL_STORE_F_FILE_GET_PASS, ERR_R_UI_LIB);
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pass = NULL;
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} else {
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switch (UI_process(ui)) {
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case -2:
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OSSL_STOREerr(OSSL_STORE_F_FILE_GET_PASS,
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OSSL_STORE_R_UI_PROCESS_INTERRUPTED_OR_CANCELLED);
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pass = NULL;
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break;
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case -1:
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OSSL_STOREerr(OSSL_STORE_F_FILE_GET_PASS, ERR_R_UI_LIB);
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pass = NULL;
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break;
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default:
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break;
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}
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}
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OPENSSL_free(prompt);
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UI_free(ui);
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return pass;
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}
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struct pem_pass_data {
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const UI_METHOD *ui_method;
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void *data;
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const char *prompt_info;
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};
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static int file_fill_pem_pass_data(struct pem_pass_data *pass_data,
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const char *prompt_info,
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const UI_METHOD *ui_method, void *ui_data)
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{
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if (pass_data == NULL)
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return 0;
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pass_data->ui_method = ui_method;
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pass_data->data = ui_data;
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pass_data->prompt_info = prompt_info;
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return 1;
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}
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/* This is used anywhere a pem_password_cb is needed */
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static int file_get_pem_pass(char *buf, int num, int w, void *data)
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{
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struct pem_pass_data *pass_data = data;
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char *pass = file_get_pass(pass_data->ui_method, buf, num,
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pass_data->prompt_info, pass_data->data);
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return pass == NULL ? 0 : strlen(pass);
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}
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/*-
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* The file scheme decoders
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* ------------------------
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*
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* Each possible data type has its own decoder, which either operates
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* through a given PEM name, or attempts to decode to see if the blob
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* it's given is decodable for its data type. The assumption is that
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* only the correct data type will match the content.
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*/
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/*-
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* The try_decode function is called to check if the blob of data can
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* be used by this handler, and if it can, decodes it into a supported
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* OpenSSL type and returns a OSSL_STORE_INFO with the decoded data.
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* Input:
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* pem_name: If this blob comes from a PEM file, this holds
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* the PEM name. If it comes from another type of
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* file, this is NULL.
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* pem_header: If this blob comes from a PEM file, this holds
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* the PEM headers. If it comes from another type of
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* file, this is NULL.
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* blob: The blob of data to match with what this handler
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* can use.
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* len: The length of the blob.
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* handler_ctx: For a handler marked repeatable, this pointer can
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* be used to create a context for the handler. IT IS
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* THE HANDLER'S RESPONSIBILITY TO CREATE AND DESTROY
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* THIS CONTEXT APPROPRIATELY, i.e. create on first call
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* and destroy when about to return NULL.
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* matchcount: A pointer to an int to count matches for this data.
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* Usually becomes 0 (no match) or 1 (match!), but may
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* be higher in the (unlikely) event that the data matches
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* more than one possibility. The int will always be
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* zero when the function is called.
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* ui_method: Application UI method for getting a password, pin
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* or any other interactive data.
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* ui_data: Application data to be passed to ui_method when
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* it's called.
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* Output:
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* a OSSL_STORE_INFO
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*/
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typedef OSSL_STORE_INFO *(*file_try_decode_fn)(const char *pem_name,
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const char *pem_header,
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const unsigned char *blob,
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size_t len, void **handler_ctx,
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int *matchcount,
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const UI_METHOD *ui_method,
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void *ui_data);
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/*
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* The eof function should return 1 if there's no more data to be found
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* with the handler_ctx, otherwise 0. This is only used when the handler is
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* marked repeatable.
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*/
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typedef int (*file_eof_fn)(void *handler_ctx);
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/*
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* The destroy_ctx function is used to destroy the handler_ctx that was
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* intiated by a repeatable try_decode fuction. This is only used when
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* the handler is marked repeatable.
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*/
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typedef void (*file_destroy_ctx_fn)(void **handler_ctx);
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typedef struct file_handler_st {
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const char *name;
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file_try_decode_fn try_decode;
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file_eof_fn eof;
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file_destroy_ctx_fn destroy_ctx;
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/* flags */
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int repeatable;
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} FILE_HANDLER;
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/*
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* PKCS#12 decoder. It operates by decoding all of the blob content,
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* extracting all the interesting data from it and storing them internally,
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* then serving them one piece at a time.
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*/
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static OSSL_STORE_INFO *try_decode_PKCS12(const char *pem_name,
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const char *pem_header,
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const unsigned char *blob,
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size_t len, void **pctx,
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int *matchcount,
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const UI_METHOD *ui_method,
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void *ui_data)
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{
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OSSL_STORE_INFO *store_info = NULL;
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STACK_OF(OSSL_STORE_INFO) *ctx = *pctx;
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if (ctx == NULL) {
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/* Initial parsing */
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PKCS12 *p12;
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int ok = 0;
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if (pem_name != NULL)
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/* No match, there is no PEM PKCS12 tag */
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return NULL;
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if ((p12 = d2i_PKCS12(NULL, &blob, len)) != NULL) {
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char *pass = NULL;
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char tpass[PEM_BUFSIZE];
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EVP_PKEY *pkey = NULL;
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X509 *cert = NULL;
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STACK_OF(X509) *chain = NULL;
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*matchcount = 1;
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if (PKCS12_verify_mac(p12, "", 0)
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|| PKCS12_verify_mac(p12, NULL, 0)) {
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pass = "";
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} else {
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if ((pass = file_get_pass(ui_method, tpass, PEM_BUFSIZE,
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"PKCS12 import password",
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ui_data)) == NULL) {
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OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS12,
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OSSL_STORE_R_PASSPHRASE_CALLBACK_ERROR);
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goto p12_end;
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}
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if (!PKCS12_verify_mac(p12, pass, strlen(pass))) {
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OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS12,
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OSSL_STORE_R_ERROR_VERIFYING_PKCS12_MAC);
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goto p12_end;
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}
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}
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if (PKCS12_parse(p12, pass, &pkey, &cert, &chain)) {
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OSSL_STORE_INFO *si_pkey = NULL;
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OSSL_STORE_INFO *si_cert = NULL;
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OSSL_STORE_INFO *si_ca = NULL;
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if ((ctx = sk_OSSL_STORE_INFO_new_null()) != NULL
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&& (si_pkey = OSSL_STORE_INFO_new_PKEY(pkey)) != NULL
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&& sk_OSSL_STORE_INFO_push(ctx, si_pkey) != 0
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&& (si_cert = OSSL_STORE_INFO_new_CERT(cert)) != NULL
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&& sk_OSSL_STORE_INFO_push(ctx, si_cert) != 0) {
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ok = 1;
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si_pkey = NULL;
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si_cert = NULL;
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while(sk_X509_num(chain) > 0) {
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X509 *ca = sk_X509_value(chain, 0);
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if ((si_ca = OSSL_STORE_INFO_new_CERT(ca)) == NULL
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|| sk_OSSL_STORE_INFO_push(ctx, si_ca) == 0) {
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ok = 0;
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break;
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}
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si_ca = NULL;
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(void)sk_X509_shift(chain);
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}
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}
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if (!ok) {
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OSSL_STORE_INFO_free(si_ca);
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OSSL_STORE_INFO_free(si_cert);
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OSSL_STORE_INFO_free(si_pkey);
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sk_OSSL_STORE_INFO_pop_free(ctx, OSSL_STORE_INFO_free);
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EVP_PKEY_free(pkey);
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X509_free(cert);
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sk_X509_pop_free(chain, X509_free);
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ctx = NULL;
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}
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*pctx = ctx;
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}
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}
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p12_end:
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PKCS12_free(p12);
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if (!ok)
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return NULL;
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}
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if (ctx != NULL) {
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*matchcount = 1;
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store_info = sk_OSSL_STORE_INFO_shift(ctx);
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}
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return store_info;
|
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}
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static int eof_PKCS12(void *ctx_)
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{
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||||
STACK_OF(OSSL_STORE_INFO) *ctx = ctx_;
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|
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return ctx == NULL || sk_OSSL_STORE_INFO_num(ctx) == 0;
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||||
}
|
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|
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static void destroy_ctx_PKCS12(void **pctx)
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||||
{
|
||||
STACK_OF(OSSL_STORE_INFO) *ctx = *pctx;
|
||||
|
||||
sk_OSSL_STORE_INFO_pop_free(ctx, OSSL_STORE_INFO_free);
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*pctx = NULL;
|
||||
}
|
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|
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static FILE_HANDLER PKCS12_handler = {
|
||||
"PKCS12",
|
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try_decode_PKCS12,
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eof_PKCS12,
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destroy_ctx_PKCS12,
|
||||
1 /* repeatable */
|
||||
};
|
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|
||||
/*
|
||||
* Encrypted PKCS#8 decoder. It operates by just decrypting the given blob
|
||||
* into a new blob, which is returned as an EMBEDDED STORE_INFO. The whole
|
||||
* decoding process will then start over with the new blob.
|
||||
*/
|
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static OSSL_STORE_INFO *try_decode_PKCS8Encrypted(const char *pem_name,
|
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const char *pem_header,
|
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const unsigned char *blob,
|
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size_t len, void **pctx,
|
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int *matchcount,
|
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const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
X509_SIG *p8 = NULL;
|
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char kbuf[PEM_BUFSIZE];
|
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char *pass = NULL;
|
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const X509_ALGOR *dalg = NULL;
|
||||
const ASN1_OCTET_STRING *doct = NULL;
|
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OSSL_STORE_INFO *store_info = NULL;
|
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BUF_MEM *mem = NULL;
|
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unsigned char *new_data = NULL;
|
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int new_data_len;
|
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|
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if (pem_name != NULL) {
|
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if (strcmp(pem_name, PEM_STRING_PKCS8) != 0)
|
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return NULL;
|
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*matchcount = 1;
|
||||
}
|
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|
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if ((p8 = d2i_X509_SIG(NULL, &blob, len)) == NULL)
|
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return NULL;
|
||||
|
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*matchcount = 1;
|
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|
||||
if ((mem = BUF_MEM_new()) == NULL) {
|
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OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS8ENCRYPTED,
|
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ERR_R_MALLOC_FAILURE);
|
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goto nop8;
|
||||
}
|
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|
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if ((pass = file_get_pass(ui_method, kbuf, PEM_BUFSIZE,
|
||||
"PKCS8 decrypt password", ui_data)) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS8ENCRYPTED,
|
||||
OSSL_STORE_R_BAD_PASSWORD_READ);
|
||||
goto nop8;
|
||||
}
|
||||
|
||||
X509_SIG_get0(p8, &dalg, &doct);
|
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if (!PKCS12_pbe_crypt(dalg, pass, strlen(pass), doct->data, doct->length,
|
||||
&new_data, &new_data_len, 0))
|
||||
goto nop8;
|
||||
|
||||
mem->data = (char *)new_data;
|
||||
mem->max = mem->length = (size_t)new_data_len;
|
||||
X509_SIG_free(p8);
|
||||
|
||||
store_info = ossl_store_info_new_EMBEDDED(PEM_STRING_PKCS8INF, mem);
|
||||
if (store_info == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS8ENCRYPTED,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
goto nop8;
|
||||
}
|
||||
|
||||
return store_info;
|
||||
nop8:
|
||||
X509_SIG_free(p8);
|
||||
BUF_MEM_free(mem);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static FILE_HANDLER PKCS8Encrypted_handler = {
|
||||
"PKCS8Encrypted",
|
||||
try_decode_PKCS8Encrypted
|
||||
};
|
||||
|
||||
/*
|
||||
* Private key decoder. Decodes all sorts of private keys, both PKCS#8
|
||||
* encoded ones and old style PEM ones (with the key type is encoded into
|
||||
* the PEM name).
|
||||
*/
|
||||
int pem_check_suffix(const char *pem_str, const char *suffix);
|
||||
static OSSL_STORE_INFO *try_decode_PrivateKey(const char *pem_name,
|
||||
const char *pem_header,
|
||||
const unsigned char *blob,
|
||||
size_t len, void **pctx,
|
||||
int *matchcount,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *store_info = NULL;
|
||||
EVP_PKEY *pkey = NULL;
|
||||
const EVP_PKEY_ASN1_METHOD *ameth = NULL;
|
||||
|
||||
if (pem_name != NULL) {
|
||||
if (strcmp(pem_name, PEM_STRING_PKCS8INF) == 0) {
|
||||
PKCS8_PRIV_KEY_INFO *p8inf =
|
||||
d2i_PKCS8_PRIV_KEY_INFO(NULL, &blob, len);
|
||||
|
||||
*matchcount = 1;
|
||||
if (p8inf != NULL)
|
||||
pkey = EVP_PKCS82PKEY(p8inf);
|
||||
PKCS8_PRIV_KEY_INFO_free(p8inf);
|
||||
} else {
|
||||
int slen;
|
||||
|
||||
if ((slen = pem_check_suffix(pem_name, "PRIVATE KEY")) > 0
|
||||
&& (ameth = EVP_PKEY_asn1_find_str(NULL, pem_name,
|
||||
slen)) != NULL) {
|
||||
*matchcount = 1;
|
||||
pkey = d2i_PrivateKey(ameth->pkey_id, NULL, &blob, len);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
int i;
|
||||
|
||||
for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
|
||||
EVP_PKEY *tmp_pkey = NULL;
|
||||
const unsigned char *tmp_blob = blob;
|
||||
|
||||
ameth = EVP_PKEY_asn1_get0(i);
|
||||
if (ameth->pkey_flags & ASN1_PKEY_ALIAS)
|
||||
continue;
|
||||
|
||||
tmp_pkey = d2i_PrivateKey(ameth->pkey_id, NULL, &tmp_blob, len);
|
||||
if (tmp_pkey != NULL) {
|
||||
if (pkey != NULL)
|
||||
EVP_PKEY_free(tmp_pkey);
|
||||
else
|
||||
pkey = tmp_pkey;
|
||||
(*matchcount)++;
|
||||
}
|
||||
}
|
||||
|
||||
if (*matchcount > 1) {
|
||||
EVP_PKEY_free(pkey);
|
||||
pkey = NULL;
|
||||
}
|
||||
}
|
||||
if (pkey == NULL)
|
||||
/* No match */
|
||||
return NULL;
|
||||
|
||||
store_info = OSSL_STORE_INFO_new_PKEY(pkey);
|
||||
if (store_info == NULL)
|
||||
EVP_PKEY_free(pkey);
|
||||
|
||||
return store_info;
|
||||
}
|
||||
|
||||
static FILE_HANDLER PrivateKey_handler = {
|
||||
"PrivateKey",
|
||||
try_decode_PrivateKey
|
||||
};
|
||||
|
||||
/*
|
||||
* Public key decoder. Only supports SubjectPublicKeyInfo formated keys.
|
||||
*/
|
||||
static OSSL_STORE_INFO *try_decode_PUBKEY(const char *pem_name,
|
||||
const char *pem_header,
|
||||
const unsigned char *blob,
|
||||
size_t len, void **pctx,
|
||||
int *matchcount,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *store_info = NULL;
|
||||
EVP_PKEY *pkey = NULL;
|
||||
|
||||
if (pem_name != NULL) {
|
||||
if (strcmp(pem_name, PEM_STRING_PUBLIC) != 0)
|
||||
/* No match */
|
||||
return NULL;
|
||||
*matchcount = 1;
|
||||
}
|
||||
|
||||
if ((pkey = d2i_PUBKEY(NULL, &blob, len)) != NULL) {
|
||||
*matchcount = 1;
|
||||
store_info = OSSL_STORE_INFO_new_PKEY(pkey);
|
||||
}
|
||||
|
||||
return store_info;
|
||||
}
|
||||
|
||||
static FILE_HANDLER PUBKEY_handler = {
|
||||
"PUBKEY",
|
||||
try_decode_PUBKEY
|
||||
};
|
||||
|
||||
/*
|
||||
* Key parameter decoder.
|
||||
*/
|
||||
static OSSL_STORE_INFO *try_decode_params(const char *pem_name,
|
||||
const char *pem_header,
|
||||
const unsigned char *blob,
|
||||
size_t len, void **pctx,
|
||||
int *matchcount,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *store_info = NULL;
|
||||
int slen = 0;
|
||||
EVP_PKEY *pkey = NULL;
|
||||
const EVP_PKEY_ASN1_METHOD *ameth = NULL;
|
||||
int ok = 0;
|
||||
|
||||
if (pem_name != NULL) {
|
||||
if ((slen = pem_check_suffix(pem_name, "PARAMETERS")) == 0)
|
||||
return NULL;
|
||||
*matchcount = 1;
|
||||
}
|
||||
|
||||
if (slen > 0) {
|
||||
if ((pkey = EVP_PKEY_new()) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PARAMS, ERR_R_EVP_LIB);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
if (EVP_PKEY_set_type_str(pkey, pem_name, slen)
|
||||
&& (ameth = EVP_PKEY_get0_asn1(pkey)) != NULL
|
||||
&& ameth->param_decode != NULL
|
||||
&& ameth->param_decode(pkey, &blob, len))
|
||||
ok = 1;
|
||||
} else {
|
||||
int i;
|
||||
EVP_PKEY *tmp_pkey = NULL;
|
||||
|
||||
for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
|
||||
const unsigned char *tmp_blob = blob;
|
||||
|
||||
if (tmp_pkey == NULL && (tmp_pkey = EVP_PKEY_new()) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PARAMS, ERR_R_EVP_LIB);
|
||||
break;
|
||||
}
|
||||
|
||||
ameth = EVP_PKEY_asn1_get0(i);
|
||||
if (ameth->pkey_flags & ASN1_PKEY_ALIAS)
|
||||
continue;
|
||||
|
||||
if (EVP_PKEY_set_type(tmp_pkey, ameth->pkey_id)
|
||||
&& (ameth = EVP_PKEY_get0_asn1(tmp_pkey)) != NULL
|
||||
&& ameth->param_decode != NULL
|
||||
&& ameth->param_decode(tmp_pkey, &tmp_blob, len)) {
|
||||
if (pkey != NULL)
|
||||
EVP_PKEY_free(tmp_pkey);
|
||||
else
|
||||
pkey = tmp_pkey;
|
||||
tmp_pkey = NULL;
|
||||
(*matchcount)++;
|
||||
}
|
||||
}
|
||||
|
||||
EVP_PKEY_free(tmp_pkey);
|
||||
if (*matchcount == 1) {
|
||||
ok = 1;
|
||||
}
|
||||
}
|
||||
|
||||
if (ok)
|
||||
store_info = OSSL_STORE_INFO_new_PARAMS(pkey);
|
||||
if (store_info == NULL)
|
||||
EVP_PKEY_free(pkey);
|
||||
|
||||
return store_info;
|
||||
}
|
||||
|
||||
static FILE_HANDLER params_handler = {
|
||||
"params",
|
||||
try_decode_params
|
||||
};
|
||||
|
||||
/*
|
||||
* X.509 certificate decoder.
|
||||
*/
|
||||
static OSSL_STORE_INFO *try_decode_X509Certificate(const char *pem_name,
|
||||
const char *pem_header,
|
||||
const unsigned char *blob,
|
||||
size_t len, void **pctx,
|
||||
int *matchcount,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *store_info = NULL;
|
||||
X509 *cert = NULL;
|
||||
|
||||
/*
|
||||
* In most cases, we can try to interpret the serialized data as a trusted
|
||||
* cert (X509 + X509_AUX) and fall back to reading it as a normal cert
|
||||
* (just X509), but if the PEM name specifically declares it as a trusted
|
||||
* cert, then no fallback should be engaged. |ignore_trusted| tells if
|
||||
* the fallback can be used (1) or not (0).
|
||||
*/
|
||||
int ignore_trusted = 1;
|
||||
|
||||
if (pem_name != NULL) {
|
||||
if (strcmp(pem_name, PEM_STRING_X509_TRUSTED) == 0)
|
||||
ignore_trusted = 0;
|
||||
else if (strcmp(pem_name, PEM_STRING_X509_OLD) != 0
|
||||
&& strcmp(pem_name, PEM_STRING_X509) != 0)
|
||||
/* No match */
|
||||
return NULL;
|
||||
*matchcount = 1;
|
||||
}
|
||||
|
||||
if ((cert = d2i_X509_AUX(NULL, &blob, len)) != NULL
|
||||
|| (ignore_trusted && (cert = d2i_X509(NULL, &blob, len)) != NULL)) {
|
||||
*matchcount = 1;
|
||||
store_info = OSSL_STORE_INFO_new_CERT(cert);
|
||||
}
|
||||
|
||||
if (store_info == NULL)
|
||||
X509_free(cert);
|
||||
|
||||
return store_info;
|
||||
}
|
||||
|
||||
static FILE_HANDLER X509Certificate_handler = {
|
||||
"X509Certificate",
|
||||
try_decode_X509Certificate
|
||||
};
|
||||
|
||||
/*
|
||||
* X.509 CRL decoder.
|
||||
*/
|
||||
static OSSL_STORE_INFO *try_decode_X509CRL(const char *pem_name,
|
||||
const char *pem_header,
|
||||
const unsigned char *blob,
|
||||
size_t len, void **pctx,
|
||||
int *matchcount,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *store_info = NULL;
|
||||
X509_CRL *crl = NULL;
|
||||
|
||||
if (pem_name != NULL) {
|
||||
if (strcmp(pem_name, PEM_STRING_X509_CRL) != 0)
|
||||
/* No match */
|
||||
return NULL;
|
||||
*matchcount = 1;
|
||||
}
|
||||
|
||||
if ((crl = d2i_X509_CRL(NULL, &blob, len)) != NULL) {
|
||||
*matchcount = 1;
|
||||
store_info = OSSL_STORE_INFO_new_CRL(crl);
|
||||
}
|
||||
|
||||
if (store_info == NULL)
|
||||
X509_CRL_free(crl);
|
||||
|
||||
return store_info;
|
||||
}
|
||||
|
||||
static FILE_HANDLER X509CRL_handler = {
|
||||
"X509CRL",
|
||||
try_decode_X509CRL
|
||||
};
|
||||
|
||||
/*
|
||||
* To finish it all off, we collect all the handlers.
|
||||
*/
|
||||
static const FILE_HANDLER *file_handlers[] = {
|
||||
&PKCS12_handler,
|
||||
&PKCS8Encrypted_handler,
|
||||
&X509Certificate_handler,
|
||||
&X509CRL_handler,
|
||||
¶ms_handler,
|
||||
&PUBKEY_handler,
|
||||
&PrivateKey_handler,
|
||||
};
|
||||
|
||||
|
||||
/*-
|
||||
* The loader itself
|
||||
* -----------------
|
||||
*/
|
||||
|
||||
struct ossl_store_loader_ctx_st {
|
||||
enum {
|
||||
is_raw = 0,
|
||||
is_pem,
|
||||
is_dir
|
||||
} type;
|
||||
int errcnt;
|
||||
#define FILE_FLAG_SECMEM (1<<0)
|
||||
unsigned int flags;
|
||||
union {
|
||||
struct { /* Used with is_raw and is_pem */
|
||||
BIO *file;
|
||||
|
||||
/*
|
||||
* The following are used when the handler is marked as
|
||||
* repeatable
|
||||
*/
|
||||
const FILE_HANDLER *last_handler;
|
||||
void *last_handler_ctx;
|
||||
} file;
|
||||
struct { /* Used with is_dir */
|
||||
OPENSSL_DIR_CTX *ctx;
|
||||
int end_reached;
|
||||
char *uri;
|
||||
|
||||
/*
|
||||
* When a search expression is given, these are filled in.
|
||||
* |search_name| contains the file basename to look for.
|
||||
* The string is exactly 8 characters long.
|
||||
*/
|
||||
char search_name[9];
|
||||
|
||||
/*
|
||||
* The directory reading utility we have combines opening with
|
||||
* reading the first name. To make sure we can detect the end
|
||||
* at the right time, we read early and cache the name.
|
||||
*/
|
||||
const char *last_entry;
|
||||
int last_errno;
|
||||
} dir;
|
||||
} _;
|
||||
|
||||
/* Expected object type. May be unspecified */
|
||||
int expected_type;
|
||||
};
|
||||
|
||||
static void OSSL_STORE_LOADER_CTX_free(OSSL_STORE_LOADER_CTX *ctx)
|
||||
{
|
||||
if (ctx->type == is_dir) {
|
||||
OPENSSL_free(ctx->_.dir.uri);
|
||||
} else {
|
||||
if (ctx->_.file.last_handler != NULL) {
|
||||
ctx->_.file.last_handler->destroy_ctx(&ctx->_.file.last_handler_ctx);
|
||||
ctx->_.file.last_handler_ctx = NULL;
|
||||
ctx->_.file.last_handler = NULL;
|
||||
}
|
||||
}
|
||||
OPENSSL_free(ctx);
|
||||
}
|
||||
|
||||
static OSSL_STORE_LOADER_CTX *file_open(const OSSL_STORE_LOADER *loader,
|
||||
const char *uri,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_LOADER_CTX *ctx = NULL;
|
||||
struct stat st;
|
||||
struct {
|
||||
const char *path;
|
||||
unsigned int check_absolute:1;
|
||||
} path_data[2];
|
||||
size_t path_data_n = 0, i;
|
||||
const char *path;
|
||||
|
||||
/*
|
||||
* First step, just take the URI as is.
|
||||
*/
|
||||
path_data[path_data_n].check_absolute = 0;
|
||||
path_data[path_data_n++].path = uri;
|
||||
|
||||
/*
|
||||
* Second step, if the URI appears to start with the 'file' scheme,
|
||||
* extract the path and make that the second path to check.
|
||||
* There's a special case if the URI also contains an authority, then
|
||||
* the full URI shouldn't be used as a path anywhere.
|
||||
*/
|
||||
if (strncasecmp(uri, "file:", 5) == 0) {
|
||||
const char *p = &uri[5];
|
||||
|
||||
if (strncmp(&uri[5], "//", 2) == 0) {
|
||||
path_data_n--; /* Invalidate using the full URI */
|
||||
if (strncasecmp(&uri[7], "localhost/", 10) == 0) {
|
||||
p = &uri[16];
|
||||
} else if (uri[7] == '/') {
|
||||
p = &uri[7];
|
||||
} else {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_OPEN,
|
||||
OSSL_STORE_R_URI_AUTHORITY_UNSUPPORTED);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
path_data[path_data_n].check_absolute = 1;
|
||||
#ifdef _WIN32
|
||||
/* Windows file: URIs with a drive letter start with a / */
|
||||
if (p[0] == '/' && p[2] == ':' && p[3] == '/') {
|
||||
char c = ossl_tolower(p[1]);
|
||||
|
||||
if (c >= 'a' && c <= 'z') {
|
||||
p++;
|
||||
/* We know it's absolute, so no need to check */
|
||||
path_data[path_data_n].check_absolute = 0;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
path_data[path_data_n++].path = p;
|
||||
}
|
||||
|
||||
|
||||
for (i = 0, path = NULL; path == NULL && i < path_data_n; i++) {
|
||||
/*
|
||||
* If the scheme "file" was an explicit part of the URI, the path must
|
||||
* be absolute. So says RFC 8089
|
||||
*/
|
||||
if (path_data[i].check_absolute && path_data[i].path[0] != '/') {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_OPEN,
|
||||
OSSL_STORE_R_PATH_MUST_BE_ABSOLUTE);
|
||||
ERR_add_error_data(1, path_data[i].path);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (stat(path_data[i].path, &st) < 0) {
|
||||
SYSerr(SYS_F_STAT, errno);
|
||||
ERR_add_error_data(1, path_data[i].path);
|
||||
} else {
|
||||
path = path_data[i].path;
|
||||
}
|
||||
}
|
||||
if (path == NULL) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* Successfully found a working path, clear possible collected errors */
|
||||
ERR_clear_error();
|
||||
|
||||
ctx = OPENSSL_zalloc(sizeof(*ctx));
|
||||
if (ctx == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_OPEN, ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if ((st.st_mode & S_IFDIR) == S_IFDIR) {
|
||||
/*
|
||||
* Try to copy everything, even if we know that some of them must be
|
||||
* NULL for the moment. This prevents errors in the future, when more
|
||||
* components may be used.
|
||||
*/
|
||||
ctx->_.dir.uri = OPENSSL_strdup(uri);
|
||||
ctx->type = is_dir;
|
||||
|
||||
if (ctx->_.dir.uri == NULL)
|
||||
goto err;
|
||||
|
||||
ctx->_.dir.last_entry = OPENSSL_DIR_read(&ctx->_.dir.ctx, path);
|
||||
ctx->_.dir.last_errno = errno;
|
||||
if (ctx->_.dir.last_entry == NULL) {
|
||||
if (ctx->_.dir.last_errno != 0) {
|
||||
char errbuf[256];
|
||||
errno = ctx->_.dir.last_errno;
|
||||
openssl_strerror_r(errno, errbuf, sizeof(errbuf));
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_OPEN, ERR_R_SYS_LIB);
|
||||
ERR_add_error_data(1, errbuf);
|
||||
goto err;
|
||||
}
|
||||
ctx->_.dir.end_reached = 1;
|
||||
}
|
||||
} else {
|
||||
BIO *buff = NULL;
|
||||
char peekbuf[4096] = { 0, };
|
||||
|
||||
if ((buff = BIO_new(BIO_f_buffer())) == NULL
|
||||
|| (ctx->_.file.file = BIO_new_file(path, "rb")) == NULL) {
|
||||
BIO_free_all(buff);
|
||||
goto err;
|
||||
}
|
||||
|
||||
ctx->_.file.file = BIO_push(buff, ctx->_.file.file);
|
||||
if (BIO_buffer_peek(ctx->_.file.file, peekbuf, sizeof(peekbuf) - 1) > 0) {
|
||||
peekbuf[sizeof(peekbuf) - 1] = '\0';
|
||||
if (strstr(peekbuf, "-----BEGIN ") != NULL)
|
||||
ctx->type = is_pem;
|
||||
}
|
||||
}
|
||||
|
||||
return ctx;
|
||||
err:
|
||||
OSSL_STORE_LOADER_CTX_free(ctx);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int file_ctrl(OSSL_STORE_LOADER_CTX *ctx, int cmd, va_list args)
|
||||
{
|
||||
int ret = 1;
|
||||
|
||||
switch (cmd) {
|
||||
case OSSL_STORE_C_USE_SECMEM:
|
||||
{
|
||||
int on = *(va_arg(args, int *));
|
||||
|
||||
switch (on) {
|
||||
case 0:
|
||||
ctx->flags &= ~FILE_FLAG_SECMEM;
|
||||
break;
|
||||
case 1:
|
||||
ctx->flags |= FILE_FLAG_SECMEM;
|
||||
break;
|
||||
default:
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_CTRL,
|
||||
ERR_R_PASSED_INVALID_ARGUMENT);
|
||||
ret = 0;
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int file_expect(OSSL_STORE_LOADER_CTX *ctx, int expected)
|
||||
{
|
||||
ctx->expected_type = expected;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int file_find(OSSL_STORE_LOADER_CTX *ctx, OSSL_STORE_SEARCH *search)
|
||||
{
|
||||
/*
|
||||
* If ctx == NULL, the library is looking to know if this loader supports
|
||||
* the given search type.
|
||||
*/
|
||||
|
||||
if (OSSL_STORE_SEARCH_get_type(search) == OSSL_STORE_SEARCH_BY_NAME) {
|
||||
unsigned long hash = 0;
|
||||
|
||||
if (ctx == NULL)
|
||||
return 1;
|
||||
|
||||
if (ctx->type != is_dir) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_FIND,
|
||||
OSSL_STORE_R_SEARCH_ONLY_SUPPORTED_FOR_DIRECTORIES);
|
||||
return 0;
|
||||
}
|
||||
|
||||
hash = X509_NAME_hash(OSSL_STORE_SEARCH_get0_name(search));
|
||||
BIO_snprintf(ctx->_.dir.search_name, sizeof(ctx->_.dir.search_name),
|
||||
"%08lx", hash);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (ctx != NULL)
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_FIND,
|
||||
OSSL_STORE_R_UNSUPPORTED_SEARCH_TYPE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Internal function to decode an already opened PEM file */
|
||||
OSSL_STORE_LOADER_CTX *ossl_store_file_attach_pem_bio_int(BIO *bp)
|
||||
{
|
||||
OSSL_STORE_LOADER_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
|
||||
|
||||
if (ctx == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_FILE_ATTACH_PEM_BIO_INT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
ctx->_.file.file = bp;
|
||||
ctx->type = is_pem;
|
||||
|
||||
return ctx;
|
||||
}
|
||||
|
||||
static OSSL_STORE_INFO *file_load_try_decode(OSSL_STORE_LOADER_CTX *ctx,
|
||||
const char *pem_name,
|
||||
const char *pem_header,
|
||||
unsigned char *data, size_t len,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data, int *matchcount)
|
||||
{
|
||||
OSSL_STORE_INFO *result = NULL;
|
||||
BUF_MEM *new_mem = NULL;
|
||||
char *new_pem_name = NULL;
|
||||
int t = 0;
|
||||
|
||||
again:
|
||||
{
|
||||
size_t i = 0;
|
||||
void *handler_ctx = NULL;
|
||||
const FILE_HANDLER **matching_handlers =
|
||||
OPENSSL_zalloc(sizeof(*matching_handlers)
|
||||
* OSSL_NELEM(file_handlers));
|
||||
|
||||
if (matching_handlers == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_LOAD_TRY_DECODE,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
goto err;
|
||||
}
|
||||
|
||||
*matchcount = 0;
|
||||
for (i = 0; i < OSSL_NELEM(file_handlers); i++) {
|
||||
const FILE_HANDLER *handler = file_handlers[i];
|
||||
int try_matchcount = 0;
|
||||
void *tmp_handler_ctx = NULL;
|
||||
OSSL_STORE_INFO *tmp_result =
|
||||
handler->try_decode(pem_name, pem_header, data, len,
|
||||
&tmp_handler_ctx, &try_matchcount,
|
||||
ui_method, ui_data);
|
||||
|
||||
if (try_matchcount > 0) {
|
||||
|
||||
matching_handlers[*matchcount] = handler;
|
||||
|
||||
if (handler_ctx)
|
||||
handler->destroy_ctx(&handler_ctx);
|
||||
handler_ctx = tmp_handler_ctx;
|
||||
|
||||
if ((*matchcount += try_matchcount) > 1) {
|
||||
/* more than one match => ambiguous, kill any result */
|
||||
OSSL_STORE_INFO_free(result);
|
||||
OSSL_STORE_INFO_free(tmp_result);
|
||||
if (handler->destroy_ctx != NULL)
|
||||
handler->destroy_ctx(&handler_ctx);
|
||||
handler_ctx = NULL;
|
||||
tmp_result = NULL;
|
||||
result = NULL;
|
||||
}
|
||||
if (result == NULL)
|
||||
result = tmp_result;
|
||||
}
|
||||
}
|
||||
|
||||
if (*matchcount == 1 && matching_handlers[0]->repeatable) {
|
||||
ctx->_.file.last_handler = matching_handlers[0];
|
||||
ctx->_.file.last_handler_ctx = handler_ctx;
|
||||
}
|
||||
|
||||
OPENSSL_free(matching_handlers);
|
||||
}
|
||||
|
||||
err:
|
||||
OPENSSL_free(new_pem_name);
|
||||
BUF_MEM_free(new_mem);
|
||||
|
||||
if (result != NULL
|
||||
&& (t = OSSL_STORE_INFO_get_type(result)) == OSSL_STORE_INFO_EMBEDDED) {
|
||||
pem_name = new_pem_name =
|
||||
ossl_store_info_get0_EMBEDDED_pem_name(result);
|
||||
new_mem = ossl_store_info_get0_EMBEDDED_buffer(result);
|
||||
data = (unsigned char *)new_mem->data;
|
||||
len = new_mem->length;
|
||||
OPENSSL_free(result);
|
||||
result = NULL;
|
||||
goto again;
|
||||
}
|
||||
|
||||
if (result != NULL)
|
||||
ERR_clear_error();
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
static OSSL_STORE_INFO *file_load_try_repeat(OSSL_STORE_LOADER_CTX *ctx,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *result = NULL;
|
||||
int try_matchcount = 0;
|
||||
|
||||
if (ctx->_.file.last_handler != NULL) {
|
||||
result =
|
||||
ctx->_.file.last_handler->try_decode(NULL, NULL, NULL, 0,
|
||||
&ctx->_.file.last_handler_ctx,
|
||||
&try_matchcount,
|
||||
ui_method, ui_data);
|
||||
|
||||
if (result == NULL) {
|
||||
ctx->_.file.last_handler->destroy_ctx(&ctx->_.file.last_handler_ctx);
|
||||
ctx->_.file.last_handler_ctx = NULL;
|
||||
ctx->_.file.last_handler = NULL;
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
static void pem_free_flag(void *pem_data, int secure, size_t num)
|
||||
{
|
||||
if (secure)
|
||||
OPENSSL_secure_clear_free(pem_data, num);
|
||||
else
|
||||
OPENSSL_free(pem_data);
|
||||
}
|
||||
static int file_read_pem(BIO *bp, char **pem_name, char **pem_header,
|
||||
unsigned char **data, long *len,
|
||||
const UI_METHOD *ui_method,
|
||||
void *ui_data, int secure)
|
||||
{
|
||||
int i = secure
|
||||
? PEM_read_bio_ex(bp, pem_name, pem_header, data, len,
|
||||
PEM_FLAG_SECURE | PEM_FLAG_EAY_COMPATIBLE)
|
||||
: PEM_read_bio(bp, pem_name, pem_header, data, len);
|
||||
|
||||
if (i <= 0)
|
||||
return 0;
|
||||
|
||||
/*
|
||||
* 10 is the number of characters in "Proc-Type:", which
|
||||
* PEM_get_EVP_CIPHER_INFO() requires to be present.
|
||||
* If the PEM header has less characters than that, it's
|
||||
* not worth spending cycles on it.
|
||||
*/
|
||||
if (strlen(*pem_header) > 10) {
|
||||
EVP_CIPHER_INFO cipher;
|
||||
struct pem_pass_data pass_data;
|
||||
|
||||
if (!PEM_get_EVP_CIPHER_INFO(*pem_header, &cipher)
|
||||
|| !file_fill_pem_pass_data(&pass_data, "PEM", ui_method, ui_data)
|
||||
|| !PEM_do_header(&cipher, *data, len, file_get_pem_pass,
|
||||
&pass_data)) {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int file_read_asn1(BIO *bp, unsigned char **data, long *len)
|
||||
{
|
||||
BUF_MEM *mem = NULL;
|
||||
|
||||
if (asn1_d2i_read_bio(bp, &mem) < 0)
|
||||
return 0;
|
||||
|
||||
*data = (unsigned char *)mem->data;
|
||||
*len = (long)mem->length;
|
||||
OPENSSL_free(mem);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int ends_with_dirsep(const char *uri)
|
||||
{
|
||||
if (*uri != '\0')
|
||||
uri += strlen(uri) - 1;
|
||||
#if defined __VMS
|
||||
if (*uri == ']' || *uri == '>' || *uri == ':')
|
||||
return 1;
|
||||
#elif defined _WIN32
|
||||
if (*uri == '\\')
|
||||
return 1;
|
||||
#endif
|
||||
return *uri == '/';
|
||||
}
|
||||
|
||||
static int file_name_to_uri(OSSL_STORE_LOADER_CTX *ctx, const char *name,
|
||||
char **data)
|
||||
{
|
||||
assert(name != NULL);
|
||||
assert(data != NULL);
|
||||
{
|
||||
const char *pathsep = ends_with_dirsep(ctx->_.dir.uri) ? "" : "/";
|
||||
long calculated_length = strlen(ctx->_.dir.uri) + strlen(pathsep)
|
||||
+ strlen(name) + 1 /* \0 */;
|
||||
|
||||
*data = OPENSSL_zalloc(calculated_length);
|
||||
if (*data == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_NAME_TO_URI, ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
OPENSSL_strlcat(*data, ctx->_.dir.uri, calculated_length);
|
||||
OPENSSL_strlcat(*data, pathsep, calculated_length);
|
||||
OPENSSL_strlcat(*data, name, calculated_length);
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int file_name_check(OSSL_STORE_LOADER_CTX *ctx, const char *name)
|
||||
{
|
||||
const char *p = NULL;
|
||||
|
||||
/* If there are no search criteria, all names are accepted */
|
||||
if (ctx->_.dir.search_name[0] == '\0')
|
||||
return 1;
|
||||
|
||||
/* If the expected type isn't supported, no name is accepted */
|
||||
if (ctx->expected_type != 0
|
||||
&& ctx->expected_type != OSSL_STORE_INFO_CERT
|
||||
&& ctx->expected_type != OSSL_STORE_INFO_CRL)
|
||||
return 0;
|
||||
|
||||
/*
|
||||
* First, check the basename
|
||||
*/
|
||||
if (strncasecmp(name, ctx->_.dir.search_name,
|
||||
sizeof(ctx->_.dir.search_name) - 1) != 0
|
||||
|| name[sizeof(ctx->_.dir.search_name) - 1] != '.')
|
||||
return 0;
|
||||
p = &name[sizeof(ctx->_.dir.search_name)];
|
||||
|
||||
/*
|
||||
* Then, if the expected type is a CRL, check that the extension starts
|
||||
* with 'r'
|
||||
*/
|
||||
if (*p == 'r') {
|
||||
p++;
|
||||
if (ctx->expected_type != 0
|
||||
&& ctx->expected_type != OSSL_STORE_INFO_CRL)
|
||||
return 0;
|
||||
} else if (ctx->expected_type == OSSL_STORE_INFO_CRL) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Last, check that the rest of the extension is a decimal number, at
|
||||
* least one digit long.
|
||||
*/
|
||||
if (!isdigit(*p))
|
||||
return 0;
|
||||
while (isdigit(*p))
|
||||
p++;
|
||||
|
||||
# ifdef __VMS
|
||||
/*
|
||||
* One extra step here, check for a possible generation number.
|
||||
*/
|
||||
if (*p == ';')
|
||||
for (p++; *p != '\0'; p++)
|
||||
if (!isdigit(*p))
|
||||
break;
|
||||
# endif
|
||||
|
||||
/*
|
||||
* If we've reached the end of the string at this point, we've successfully
|
||||
* found a fitting file name.
|
||||
*/
|
||||
return *p == '\0';
|
||||
}
|
||||
|
||||
static int file_eof(OSSL_STORE_LOADER_CTX *ctx);
|
||||
static int file_error(OSSL_STORE_LOADER_CTX *ctx);
|
||||
static OSSL_STORE_INFO *file_load(OSSL_STORE_LOADER_CTX *ctx,
|
||||
const UI_METHOD *ui_method, void *ui_data)
|
||||
{
|
||||
OSSL_STORE_INFO *result = NULL;
|
||||
|
||||
ctx->errcnt = 0;
|
||||
ERR_clear_error();
|
||||
|
||||
if (ctx->type == is_dir) {
|
||||
do {
|
||||
char *newname = NULL;
|
||||
|
||||
if (ctx->_.dir.last_entry == NULL) {
|
||||
if (!ctx->_.dir.end_reached) {
|
||||
char errbuf[256];
|
||||
assert(ctx->_.dir.last_errno != 0);
|
||||
errno = ctx->_.dir.last_errno;
|
||||
ctx->errcnt++;
|
||||
openssl_strerror_r(errno, errbuf, sizeof(errbuf));
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_LOAD, ERR_R_SYS_LIB);
|
||||
ERR_add_error_data(1, errbuf);
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (ctx->_.dir.last_entry[0] != '.'
|
||||
&& file_name_check(ctx, ctx->_.dir.last_entry)
|
||||
&& !file_name_to_uri(ctx, ctx->_.dir.last_entry, &newname))
|
||||
return NULL;
|
||||
|
||||
/*
|
||||
* On the first call (with a NULL context), OPENSSL_DIR_read()
|
||||
* cares about the second argument. On the following calls, it
|
||||
* only cares that it isn't NULL. Therefore, we can safely give
|
||||
* it our URI here.
|
||||
*/
|
||||
ctx->_.dir.last_entry = OPENSSL_DIR_read(&ctx->_.dir.ctx,
|
||||
ctx->_.dir.uri);
|
||||
ctx->_.dir.last_errno = errno;
|
||||
if (ctx->_.dir.last_entry == NULL && ctx->_.dir.last_errno == 0)
|
||||
ctx->_.dir.end_reached = 1;
|
||||
|
||||
if (newname != NULL
|
||||
&& (result = OSSL_STORE_INFO_new_NAME(newname)) == NULL) {
|
||||
OPENSSL_free(newname);
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_LOAD, ERR_R_OSSL_STORE_LIB);
|
||||
return NULL;
|
||||
}
|
||||
} while (result == NULL && !file_eof(ctx));
|
||||
} else {
|
||||
int matchcount = -1;
|
||||
|
||||
again:
|
||||
result = file_load_try_repeat(ctx, ui_method, ui_data);
|
||||
if (result != NULL)
|
||||
return result;
|
||||
|
||||
if (file_eof(ctx))
|
||||
return NULL;
|
||||
|
||||
do {
|
||||
char *pem_name = NULL; /* PEM record name */
|
||||
char *pem_header = NULL; /* PEM record header */
|
||||
unsigned char *data = NULL; /* DER encoded data */
|
||||
long len = 0; /* DER encoded data length */
|
||||
|
||||
matchcount = -1;
|
||||
if (ctx->type == is_pem) {
|
||||
if (!file_read_pem(ctx->_.file.file, &pem_name, &pem_header,
|
||||
&data, &len, ui_method, ui_data,
|
||||
(ctx->flags & FILE_FLAG_SECMEM) != 0)) {
|
||||
ctx->errcnt++;
|
||||
goto endloop;
|
||||
}
|
||||
} else {
|
||||
if (!file_read_asn1(ctx->_.file.file, &data, &len)) {
|
||||
ctx->errcnt++;
|
||||
goto endloop;
|
||||
}
|
||||
}
|
||||
|
||||
result = file_load_try_decode(ctx, pem_name, pem_header, data, len,
|
||||
ui_method, ui_data, &matchcount);
|
||||
|
||||
if (result != NULL)
|
||||
goto endloop;
|
||||
|
||||
/*
|
||||
* If a PEM name matches more than one handler, the handlers are
|
||||
* badly coded.
|
||||
*/
|
||||
if (!ossl_assert(pem_name == NULL || matchcount <= 1)) {
|
||||
ctx->errcnt++;
|
||||
goto endloop;
|
||||
}
|
||||
|
||||
if (matchcount > 1) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_LOAD,
|
||||
OSSL_STORE_R_AMBIGUOUS_CONTENT_TYPE);
|
||||
} else if (matchcount == 1) {
|
||||
/*
|
||||
* If there are other errors on the stack, they already show
|
||||
* what the problem is.
|
||||
*/
|
||||
if (ERR_peek_error() == 0) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_FILE_LOAD,
|
||||
OSSL_STORE_R_UNSUPPORTED_CONTENT_TYPE);
|
||||
if (pem_name != NULL)
|
||||
ERR_add_error_data(3, "PEM type is '", pem_name, "'");
|
||||
}
|
||||
}
|
||||
if (matchcount > 0)
|
||||
ctx->errcnt++;
|
||||
|
||||
endloop:
|
||||
pem_free_flag(pem_name, (ctx->flags & FILE_FLAG_SECMEM) != 0, 0);
|
||||
pem_free_flag(pem_header, (ctx->flags & FILE_FLAG_SECMEM) != 0, 0);
|
||||
pem_free_flag(data, (ctx->flags & FILE_FLAG_SECMEM) != 0, len);
|
||||
} while (matchcount == 0 && !file_eof(ctx) && !file_error(ctx));
|
||||
|
||||
/* We bail out on ambiguity */
|
||||
if (matchcount > 1)
|
||||
return NULL;
|
||||
|
||||
if (result != NULL
|
||||
&& ctx->expected_type != 0
|
||||
&& ctx->expected_type != OSSL_STORE_INFO_get_type(result)) {
|
||||
OSSL_STORE_INFO_free(result);
|
||||
goto again;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
static int file_error(OSSL_STORE_LOADER_CTX *ctx)
|
||||
{
|
||||
return ctx->errcnt > 0;
|
||||
}
|
||||
|
||||
static int file_eof(OSSL_STORE_LOADER_CTX *ctx)
|
||||
{
|
||||
if (ctx->type == is_dir)
|
||||
return ctx->_.dir.end_reached;
|
||||
|
||||
if (ctx->_.file.last_handler != NULL
|
||||
&& !ctx->_.file.last_handler->eof(ctx->_.file.last_handler_ctx))
|
||||
return 0;
|
||||
return BIO_eof(ctx->_.file.file);
|
||||
}
|
||||
|
||||
static int file_close(OSSL_STORE_LOADER_CTX *ctx)
|
||||
{
|
||||
if (ctx->type == is_dir) {
|
||||
OPENSSL_DIR_end(&ctx->_.dir.ctx);
|
||||
} else {
|
||||
BIO_free_all(ctx->_.file.file);
|
||||
}
|
||||
OSSL_STORE_LOADER_CTX_free(ctx);
|
||||
return 1;
|
||||
}
|
||||
|
||||
int ossl_store_file_detach_pem_bio_int(OSSL_STORE_LOADER_CTX *ctx)
|
||||
{
|
||||
OSSL_STORE_LOADER_CTX_free(ctx);
|
||||
return 1;
|
||||
}
|
||||
|
||||
static OSSL_STORE_LOADER file_loader =
|
||||
{
|
||||
"file",
|
||||
NULL,
|
||||
file_open,
|
||||
file_ctrl,
|
||||
file_expect,
|
||||
file_find,
|
||||
file_load,
|
||||
file_eof,
|
||||
file_error,
|
||||
file_close
|
||||
};
|
||||
|
||||
static void store_file_loader_deinit(void)
|
||||
{
|
||||
ossl_store_unregister_loader_int(file_loader.scheme);
|
||||
}
|
||||
|
||||
int ossl_store_file_loader_init(void)
|
||||
{
|
||||
int ret = ossl_store_register_loader_int(&file_loader);
|
||||
|
||||
OPENSSL_atexit(store_file_loader_deinit);
|
||||
return ret;
|
||||
}
|
||||
@@ -0,0 +1,146 @@
|
||||
/*
|
||||
* Generated by util/mkerr.pl DO NOT EDIT
|
||||
* Copyright 1995-2018 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 <openssl/err.h>
|
||||
#include <openssl/storeerr.h>
|
||||
|
||||
#ifndef OPENSSL_NO_ERR
|
||||
|
||||
static const ERR_STRING_DATA OSSL_STORE_str_functs[] = {
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_CTRL, 0), "file_ctrl"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_FIND, 0), "file_find"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_GET_PASS, 0),
|
||||
"file_get_pass"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_LOAD, 0), "file_load"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_LOAD_TRY_DECODE, 0),
|
||||
"file_load_try_decode"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_NAME_TO_URI, 0),
|
||||
"file_name_to_uri"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_FILE_OPEN, 0), "file_open"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_ATTACH_PEM_BIO, 0),
|
||||
"ossl_store_attach_pem_bio"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_EXPECT, 0),
|
||||
"OSSL_STORE_expect"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_FILE_ATTACH_PEM_BIO_INT, 0),
|
||||
"ossl_store_file_attach_pem_bio_int"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_FIND, 0),
|
||||
"OSSL_STORE_find"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_GET0_LOADER_INT, 0),
|
||||
"ossl_store_get0_loader_int"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_CERT, 0),
|
||||
"OSSL_STORE_INFO_get1_CERT"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_CRL, 0),
|
||||
"OSSL_STORE_INFO_get1_CRL"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME, 0),
|
||||
"OSSL_STORE_INFO_get1_NAME"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME_DESCRIPTION, 0),
|
||||
"OSSL_STORE_INFO_get1_NAME_description"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_PARAMS, 0),
|
||||
"OSSL_STORE_INFO_get1_PARAMS"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_GET1_PKEY, 0),
|
||||
"OSSL_STORE_INFO_get1_PKEY"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_CERT, 0),
|
||||
"OSSL_STORE_INFO_new_CERT"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_CRL, 0),
|
||||
"OSSL_STORE_INFO_new_CRL"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_EMBEDDED, 0),
|
||||
"ossl_store_info_new_EMBEDDED"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_NAME, 0),
|
||||
"OSSL_STORE_INFO_new_NAME"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_PARAMS, 0),
|
||||
"OSSL_STORE_INFO_new_PARAMS"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_NEW_PKEY, 0),
|
||||
"OSSL_STORE_INFO_new_PKEY"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INFO_SET0_NAME_DESCRIPTION, 0),
|
||||
"OSSL_STORE_INFO_set0_NAME_description"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_INIT_ONCE, 0),
|
||||
"ossl_store_init_once"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_LOADER_NEW, 0),
|
||||
"OSSL_STORE_LOADER_new"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_OPEN, 0),
|
||||
"OSSL_STORE_open"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_OPEN_INT, 0), ""},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_REGISTER_LOADER_INT, 0),
|
||||
"ossl_store_register_loader_int"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_SEARCH_BY_ALIAS, 0),
|
||||
"OSSL_STORE_SEARCH_by_alias"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_SEARCH_BY_ISSUER_SERIAL, 0),
|
||||
"OSSL_STORE_SEARCH_by_issuer_serial"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT, 0),
|
||||
"OSSL_STORE_SEARCH_by_key_fingerprint"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_SEARCH_BY_NAME, 0),
|
||||
"OSSL_STORE_SEARCH_by_name"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_OSSL_STORE_UNREGISTER_LOADER_INT, 0),
|
||||
"ossl_store_unregister_loader_int"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_TRY_DECODE_PARAMS, 0),
|
||||
"try_decode_params"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_TRY_DECODE_PKCS12, 0),
|
||||
"try_decode_PKCS12"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, OSSL_STORE_F_TRY_DECODE_PKCS8ENCRYPTED, 0),
|
||||
"try_decode_PKCS8Encrypted"},
|
||||
{0, NULL}
|
||||
};
|
||||
|
||||
static const ERR_STRING_DATA OSSL_STORE_str_reasons[] = {
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_AMBIGUOUS_CONTENT_TYPE),
|
||||
"ambiguous content type"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_BAD_PASSWORD_READ),
|
||||
"bad password read"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_ERROR_VERIFYING_PKCS12_MAC),
|
||||
"error verifying pkcs12 mac"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_FINGERPRINT_SIZE_DOES_NOT_MATCH_DIGEST),
|
||||
"fingerprint size does not match digest"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_INVALID_SCHEME),
|
||||
"invalid scheme"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_IS_NOT_A), "is not a"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_LOADER_INCOMPLETE),
|
||||
"loader incomplete"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_LOADING_STARTED),
|
||||
"loading started"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_NOT_A_CERTIFICATE),
|
||||
"not a certificate"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_NOT_A_CRL), "not a crl"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_NOT_A_KEY), "not a key"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_NOT_A_NAME), "not a name"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_NOT_PARAMETERS),
|
||||
"not parameters"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_PASSPHRASE_CALLBACK_ERROR),
|
||||
"passphrase callback error"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_PATH_MUST_BE_ABSOLUTE),
|
||||
"path must be absolute"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_SEARCH_ONLY_SUPPORTED_FOR_DIRECTORIES),
|
||||
"search only supported for directories"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_UI_PROCESS_INTERRUPTED_OR_CANCELLED),
|
||||
"ui process interrupted or cancelled"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_UNREGISTERED_SCHEME),
|
||||
"unregistered scheme"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_UNSUPPORTED_CONTENT_TYPE),
|
||||
"unsupported content type"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_UNSUPPORTED_OPERATION),
|
||||
"unsupported operation"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_UNSUPPORTED_SEARCH_TYPE),
|
||||
"unsupported search type"},
|
||||
{ERR_PACK(ERR_LIB_OSSL_STORE, 0, OSSL_STORE_R_URI_AUTHORITY_UNSUPPORTED),
|
||||
"uri authority unsupported"},
|
||||
{0, NULL}
|
||||
};
|
||||
|
||||
#endif
|
||||
|
||||
int ERR_load_OSSL_STORE_strings(void)
|
||||
{
|
||||
#ifndef OPENSSL_NO_ERR
|
||||
if (ERR_func_error_string(OSSL_STORE_str_functs[0].error) == NULL) {
|
||||
ERR_load_strings_const(OSSL_STORE_str_functs);
|
||||
ERR_load_strings_const(OSSL_STORE_str_reasons);
|
||||
}
|
||||
#endif
|
||||
return 1;
|
||||
}
|
||||
@@ -0,0 +1,33 @@
|
||||
/*
|
||||
* Copyright 2016-2017 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 <openssl/err.h>
|
||||
#include "internal/store.h"
|
||||
#include "store_locl.h"
|
||||
|
||||
static CRYPTO_ONCE store_init = CRYPTO_ONCE_STATIC_INIT;
|
||||
DEFINE_RUN_ONCE_STATIC(do_store_init)
|
||||
{
|
||||
return OPENSSL_init_crypto(0, NULL)
|
||||
&& ossl_store_file_loader_init();
|
||||
}
|
||||
|
||||
int ossl_store_init_once()
|
||||
{
|
||||
if (!RUN_ONCE(&store_init, do_store_init)) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INIT_ONCE, ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
void ossl_store_cleanup_int(void)
|
||||
{
|
||||
ossl_store_destroy_loaders_int();
|
||||
}
|
||||
@@ -0,0 +1,681 @@
|
||||
/*
|
||||
* Copyright 2016-2018 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 "e_os.h"
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <assert.h>
|
||||
|
||||
#include "e_os.h"
|
||||
|
||||
#include <openssl/crypto.h>
|
||||
#include <openssl/err.h>
|
||||
#include <openssl/store.h>
|
||||
#include "internal/thread_once.h"
|
||||
#include "internal/store_int.h"
|
||||
#include "store_locl.h"
|
||||
|
||||
struct ossl_store_ctx_st {
|
||||
const OSSL_STORE_LOADER *loader;
|
||||
OSSL_STORE_LOADER_CTX *loader_ctx;
|
||||
const UI_METHOD *ui_method;
|
||||
void *ui_data;
|
||||
OSSL_STORE_post_process_info_fn post_process;
|
||||
void *post_process_data;
|
||||
int expected_type;
|
||||
|
||||
/* 0 before the first STORE_load(), 1 otherwise */
|
||||
int loading;
|
||||
};
|
||||
|
||||
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)
|
||||
{
|
||||
const OSSL_STORE_LOADER *loader = NULL;
|
||||
OSSL_STORE_LOADER_CTX *loader_ctx = NULL;
|
||||
OSSL_STORE_CTX *ctx = 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 (i = 0; loader_ctx == NULL && i < schemes_n; i++) {
|
||||
if ((loader = ossl_store_get0_loader_int(schemes[i])) != NULL)
|
||||
loader_ctx = loader->open(loader, uri, ui_method, ui_data);
|
||||
}
|
||||
if (loader_ctx == NULL)
|
||||
goto err;
|
||||
|
||||
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_OPEN, ERR_R_MALLOC_FAILURE);
|
||||
goto err;
|
||||
}
|
||||
|
||||
ctx->loader = loader;
|
||||
ctx->loader_ctx = loader_ctx;
|
||||
ctx->ui_method = ui_method;
|
||||
ctx->ui_data = ui_data;
|
||||
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) {
|
||||
/*
|
||||
* 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)loader->close(loader_ctx);
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
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->loader->ctrl != NULL)
|
||||
return ctx->loader->ctrl(ctx->loader_ctx, cmd, args);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int OSSL_STORE_expect(OSSL_STORE_CTX *ctx, int expected_type)
|
||||
{
|
||||
if (ctx->loading) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_EXPECT,
|
||||
OSSL_STORE_R_LOADING_STARTED);
|
||||
return 0;
|
||||
}
|
||||
|
||||
ctx->expected_type = expected_type;
|
||||
if (ctx->loader->expect != NULL)
|
||||
return ctx->loader->expect(ctx->loader_ctx, expected_type);
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_find(OSSL_STORE_CTX *ctx, OSSL_STORE_SEARCH *search)
|
||||
{
|
||||
if (ctx->loading) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_FIND,
|
||||
OSSL_STORE_R_LOADING_STARTED);
|
||||
return 0;
|
||||
}
|
||||
if (ctx->loader->find == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_FIND,
|
||||
OSSL_STORE_R_UNSUPPORTED_OPERATION);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return ctx->loader->find(ctx->loader_ctx, search);
|
||||
}
|
||||
|
||||
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;
|
||||
|
||||
v = ctx->loader->load(ctx->loader_ctx, ctx->ui_method, ctx->ui_data);
|
||||
|
||||
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) {
|
||||
/*
|
||||
* Soft assert here so those who want to harsly weed out faulty
|
||||
* loaders can do so using a debugging version of libcrypto.
|
||||
*/
|
||||
if (ctx->loader->expect != NULL)
|
||||
assert(ctx->expected_type == returned_type);
|
||||
|
||||
if (ctx->expected_type != returned_type) {
|
||||
OSSL_STORE_INFO_free(v);
|
||||
goto again;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return v;
|
||||
}
|
||||
|
||||
int OSSL_STORE_error(OSSL_STORE_CTX *ctx)
|
||||
{
|
||||
return ctx->loader->error(ctx->loader_ctx);
|
||||
}
|
||||
|
||||
int OSSL_STORE_eof(OSSL_STORE_CTX *ctx)
|
||||
{
|
||||
return ctx->loader->eof(ctx->loader_ctx);
|
||||
}
|
||||
|
||||
int OSSL_STORE_close(OSSL_STORE_CTX *ctx)
|
||||
{
|
||||
int loader_ret = ctx->loader->close(ctx->loader_ctx);
|
||||
|
||||
OPENSSL_free(ctx);
|
||||
return loader_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 transfered to the OSSL_STORE_INFO
|
||||
* and will therefore be freed when the OSSL_STORE_INFO is freed.
|
||||
*/
|
||||
static OSSL_STORE_INFO *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 = store_info_new(OSSL_STORE_INFO_NAME, NULL);
|
||||
|
||||
if (info == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_NAME,
|
||||
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) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_SET0_NAME_DESCRIPTION,
|
||||
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 = store_info_new(OSSL_STORE_INFO_PARAMS, params);
|
||||
|
||||
if (info == NULL)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_PARAMS,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return info;
|
||||
}
|
||||
|
||||
OSSL_STORE_INFO *OSSL_STORE_INFO_new_PKEY(EVP_PKEY *pkey)
|
||||
{
|
||||
OSSL_STORE_INFO *info = store_info_new(OSSL_STORE_INFO_PKEY, pkey);
|
||||
|
||||
if (info == NULL)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_PKEY,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return info;
|
||||
}
|
||||
|
||||
OSSL_STORE_INFO *OSSL_STORE_INFO_new_CERT(X509 *x509)
|
||||
{
|
||||
OSSL_STORE_INFO *info = store_info_new(OSSL_STORE_INFO_CERT, x509);
|
||||
|
||||
if (info == NULL)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_CERT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return info;
|
||||
}
|
||||
|
||||
OSSL_STORE_INFO *OSSL_STORE_INFO_new_CRL(X509_CRL *crl)
|
||||
{
|
||||
OSSL_STORE_INFO *info = store_info_new(OSSL_STORE_INFO_CRL, crl);
|
||||
|
||||
if (info == NULL)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_CRL,
|
||||
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;
|
||||
}
|
||||
|
||||
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)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return ret;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME,
|
||||
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)
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME_DESCRIPTION,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return ret;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_NAME_DESCRIPTION,
|
||||
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;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_PARAMS,
|
||||
OSSL_STORE_R_NOT_PARAMETERS);
|
||||
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;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_PKEY,
|
||||
OSSL_STORE_R_NOT_A_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;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_CERT,
|
||||
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;
|
||||
}
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_GET1_CRL,
|
||||
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_EMBEDDED:
|
||||
BUF_MEM_free(info->_.embedded.blob);
|
||||
OPENSSL_free(info->_.embedded.pem_name);
|
||||
break;
|
||||
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_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)
|
||||
{
|
||||
OSSL_STORE_SEARCH tmp_search;
|
||||
|
||||
if (ctx->loader->find == NULL)
|
||||
return 0;
|
||||
tmp_search.search_type = search_type;
|
||||
return ctx->loader->find(NULL, &tmp_search);
|
||||
}
|
||||
|
||||
/* 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) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_SEARCH_BY_NAME,
|
||||
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) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_SEARCH_BY_ISSUER_SERIAL,
|
||||
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) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (digest != NULL && len != (size_t)EVP_MD_size(digest)) {
|
||||
char buf1[20], buf2[20];
|
||||
|
||||
BIO_snprintf(buf1, sizeof(buf1), "%d", EVP_MD_size(digest));
|
||||
BIO_snprintf(buf2, sizeof(buf2), "%zu", len);
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT,
|
||||
OSSL_STORE_R_FINGERPRINT_SIZE_DOES_NOT_MATCH_DIGEST);
|
||||
ERR_add_error_data(5, EVP_MD_name(digest), " size is ", buf1,
|
||||
", fingerprint size is ", buf2);
|
||||
}
|
||||
|
||||
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) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_SEARCH_BY_ALIAS,
|
||||
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(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;
|
||||
}
|
||||
|
||||
/* Internal functions */
|
||||
OSSL_STORE_INFO *ossl_store_info_new_EMBEDDED(const char *new_pem_name,
|
||||
BUF_MEM *embedded)
|
||||
{
|
||||
OSSL_STORE_INFO *info = store_info_new(OSSL_STORE_INFO_EMBEDDED, NULL);
|
||||
|
||||
if (info == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_EMBEDDED,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
info->_.embedded.blob = embedded;
|
||||
info->_.embedded.pem_name =
|
||||
new_pem_name == NULL ? NULL : OPENSSL_strdup(new_pem_name);
|
||||
|
||||
if (new_pem_name != NULL && info->_.embedded.pem_name == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_INFO_NEW_EMBEDDED,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
OSSL_STORE_INFO_free(info);
|
||||
info = NULL;
|
||||
}
|
||||
|
||||
return info;
|
||||
}
|
||||
|
||||
BUF_MEM *ossl_store_info_get0_EMBEDDED_buffer(OSSL_STORE_INFO *info)
|
||||
{
|
||||
if (info->type == OSSL_STORE_INFO_EMBEDDED)
|
||||
return info->_.embedded.blob;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
char *ossl_store_info_get0_EMBEDDED_pem_name(OSSL_STORE_INFO *info)
|
||||
{
|
||||
if (info->type == OSSL_STORE_INFO_EMBEDDED)
|
||||
return info->_.embedded.pem_name;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
OSSL_STORE_CTX *ossl_store_attach_pem_bio(BIO *bp, const UI_METHOD *ui_method,
|
||||
void *ui_data)
|
||||
{
|
||||
OSSL_STORE_CTX *ctx = NULL;
|
||||
const OSSL_STORE_LOADER *loader = NULL;
|
||||
OSSL_STORE_LOADER_CTX *loader_ctx = NULL;
|
||||
|
||||
if ((loader = ossl_store_get0_loader_int("file")) == NULL
|
||||
|| ((loader_ctx = ossl_store_file_attach_pem_bio_int(bp)) == NULL))
|
||||
goto done;
|
||||
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_ATTACH_PEM_BIO,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
goto done;
|
||||
}
|
||||
|
||||
ctx->loader = loader;
|
||||
ctx->loader_ctx = loader_ctx;
|
||||
loader_ctx = NULL;
|
||||
ctx->ui_method = ui_method;
|
||||
ctx->ui_data = ui_data;
|
||||
ctx->post_process = NULL;
|
||||
ctx->post_process_data = NULL;
|
||||
|
||||
done:
|
||||
if (loader_ctx != NULL)
|
||||
/*
|
||||
* 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)loader->close(loader_ctx);
|
||||
return ctx;
|
||||
}
|
||||
|
||||
int ossl_store_detach_pem_bio(OSSL_STORE_CTX *ctx)
|
||||
{
|
||||
int loader_ret = ossl_store_file_detach_pem_bio_int(ctx->loader_ctx);
|
||||
|
||||
OPENSSL_free(ctx);
|
||||
return loader_ret;
|
||||
}
|
||||
@@ -0,0 +1,132 @@
|
||||
/*
|
||||
* Copyright 2016-2018 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 "internal/thread_once.h"
|
||||
#include <openssl/dsa.h>
|
||||
#include <openssl/engine.h>
|
||||
#include <openssl/evp.h>
|
||||
#include <openssl/lhash.h>
|
||||
#include <openssl/x509.h>
|
||||
#include <openssl/store.h>
|
||||
|
||||
/*-
|
||||
* OSSL_STORE_INFO stuff
|
||||
* ---------------------
|
||||
*/
|
||||
|
||||
struct ossl_store_info_st {
|
||||
int type;
|
||||
union {
|
||||
void *data; /* used internally as generic pointer */
|
||||
|
||||
struct {
|
||||
BUF_MEM *blob;
|
||||
char *pem_name;
|
||||
} embedded; /* when type == OSSL_STORE_INFO_EMBEDDED */
|
||||
|
||||
struct {
|
||||
char *name;
|
||||
char *desc;
|
||||
} name; /* when type == OSSL_STORE_INFO_NAME */
|
||||
|
||||
EVP_PKEY *params; /* when type == OSSL_STORE_INFO_PARAMS */
|
||||
EVP_PKEY *pkey; /* when type == OSSL_STORE_INFO_PKEY */
|
||||
X509 *x509; /* when type == OSSL_STORE_INFO_CERT */
|
||||
X509_CRL *crl; /* when type == OSSL_STORE_INFO_CRL */
|
||||
} _;
|
||||
};
|
||||
|
||||
DEFINE_STACK_OF(OSSL_STORE_INFO)
|
||||
|
||||
/*
|
||||
* EMBEDDED is a special type of OSSL_STORE_INFO, specially for the file
|
||||
* handlers. It should never reach a calling application or any engine.
|
||||
* However, it can be used by a FILE_HANDLER's try_decode function to signal
|
||||
* that it has decoded the incoming blob into a new blob, and that the
|
||||
* attempted decoding should be immediately restarted with the new blob, using
|
||||
* the new PEM name.
|
||||
*/
|
||||
/*
|
||||
* Because this is an internal type, we don't make it public.
|
||||
*/
|
||||
#define OSSL_STORE_INFO_EMBEDDED -1
|
||||
OSSL_STORE_INFO *ossl_store_info_new_EMBEDDED(const char *new_pem_name,
|
||||
BUF_MEM *embedded);
|
||||
BUF_MEM *ossl_store_info_get0_EMBEDDED_buffer(OSSL_STORE_INFO *info);
|
||||
char *ossl_store_info_get0_EMBEDDED_pem_name(OSSL_STORE_INFO *info);
|
||||
|
||||
/*-
|
||||
* OSSL_STORE_SEARCH stuff
|
||||
* -----------------------
|
||||
*/
|
||||
|
||||
struct ossl_store_search_st {
|
||||
int search_type;
|
||||
|
||||
/*
|
||||
* Used by OSSL_STORE_SEARCH_BY_NAME and
|
||||
* OSSL_STORE_SEARCH_BY_ISSUER_SERIAL
|
||||
*/
|
||||
X509_NAME *name;
|
||||
|
||||
/* Used by OSSL_STORE_SEARCH_BY_ISSUER_SERIAL */
|
||||
const ASN1_INTEGER *serial;
|
||||
|
||||
/* Used by OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT */
|
||||
const EVP_MD *digest;
|
||||
|
||||
/*
|
||||
* Used by OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT and
|
||||
* OSSL_STORE_SEARCH_BY_ALIAS
|
||||
*/
|
||||
const unsigned char *string;
|
||||
size_t stringlength;
|
||||
};
|
||||
|
||||
/*-
|
||||
* OSSL_STORE_LOADER stuff
|
||||
* -----------------------
|
||||
*/
|
||||
|
||||
int ossl_store_register_loader_int(OSSL_STORE_LOADER *loader);
|
||||
OSSL_STORE_LOADER *ossl_store_unregister_loader_int(const char *scheme);
|
||||
|
||||
/* loader stuff */
|
||||
struct ossl_store_loader_st {
|
||||
const char *scheme;
|
||||
ENGINE *engine;
|
||||
OSSL_STORE_open_fn open;
|
||||
OSSL_STORE_ctrl_fn ctrl;
|
||||
OSSL_STORE_expect_fn expect;
|
||||
OSSL_STORE_find_fn find;
|
||||
OSSL_STORE_load_fn load;
|
||||
OSSL_STORE_eof_fn eof;
|
||||
OSSL_STORE_error_fn error;
|
||||
OSSL_STORE_close_fn close;
|
||||
};
|
||||
DEFINE_LHASH_OF(OSSL_STORE_LOADER);
|
||||
|
||||
const OSSL_STORE_LOADER *ossl_store_get0_loader_int(const char *scheme);
|
||||
void ossl_store_destroy_loaders_int(void);
|
||||
|
||||
/*-
|
||||
* OSSL_STORE init stuff
|
||||
* ---------------------
|
||||
*/
|
||||
|
||||
int ossl_store_init_once(void);
|
||||
int ossl_store_file_loader_init(void);
|
||||
|
||||
/*-
|
||||
* 'file' scheme stuff
|
||||
* -------------------
|
||||
*/
|
||||
|
||||
OSSL_STORE_LOADER_CTX *ossl_store_file_attach_pem_bio_int(BIO *bp);
|
||||
int ossl_store_file_detach_pem_bio_int(OSSL_STORE_LOADER_CTX *ctx);
|
||||
@@ -0,0 +1,297 @@
|
||||
/*
|
||||
* Copyright 2016-2018 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 <string.h>
|
||||
#include "internal/ctype.h"
|
||||
#include <assert.h>
|
||||
|
||||
#include <openssl/err.h>
|
||||
#include <openssl/lhash.h>
|
||||
#include "store_locl.h"
|
||||
|
||||
static CRYPTO_RWLOCK *registry_lock;
|
||||
static CRYPTO_ONCE registry_init = CRYPTO_ONCE_STATIC_INIT;
|
||||
|
||||
DEFINE_RUN_ONCE_STATIC(do_registry_init)
|
||||
{
|
||||
registry_lock = CRYPTO_THREAD_lock_new();
|
||||
return registry_lock != NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
* Functions for manipulating OSSL_STORE_LOADERs
|
||||
*/
|
||||
|
||||
OSSL_STORE_LOADER *OSSL_STORE_LOADER_new(ENGINE *e, const char *scheme)
|
||||
{
|
||||
OSSL_STORE_LOADER *res = NULL;
|
||||
|
||||
/*
|
||||
* We usually don't check NULL arguments. For loaders, though, the
|
||||
* scheme is crucial and must never be NULL, or the user will get
|
||||
* mysterious errors when trying to register the created loader
|
||||
* later on.
|
||||
*/
|
||||
if (scheme == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_LOADER_NEW,
|
||||
OSSL_STORE_R_INVALID_SCHEME);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if ((res = OPENSSL_zalloc(sizeof(*res))) == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_LOADER_NEW, ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
res->engine = e;
|
||||
res->scheme = scheme;
|
||||
return res;
|
||||
}
|
||||
|
||||
const ENGINE *OSSL_STORE_LOADER_get0_engine(const OSSL_STORE_LOADER *loader)
|
||||
{
|
||||
return loader->engine;
|
||||
}
|
||||
|
||||
const char *OSSL_STORE_LOADER_get0_scheme(const OSSL_STORE_LOADER *loader)
|
||||
{
|
||||
return loader->scheme;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_open(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_open_fn open_function)
|
||||
{
|
||||
loader->open = open_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_ctrl(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_ctrl_fn ctrl_function)
|
||||
{
|
||||
loader->ctrl = ctrl_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_expect(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_expect_fn expect_function)
|
||||
{
|
||||
loader->expect = expect_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_find(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_find_fn find_function)
|
||||
{
|
||||
loader->find = find_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_load(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_load_fn load_function)
|
||||
{
|
||||
loader->load = load_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_eof(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_eof_fn eof_function)
|
||||
{
|
||||
loader->eof = eof_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_error(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_error_fn error_function)
|
||||
{
|
||||
loader->error = error_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int OSSL_STORE_LOADER_set_close(OSSL_STORE_LOADER *loader,
|
||||
OSSL_STORE_close_fn close_function)
|
||||
{
|
||||
loader->close = close_function;
|
||||
return 1;
|
||||
}
|
||||
|
||||
void OSSL_STORE_LOADER_free(OSSL_STORE_LOADER *loader)
|
||||
{
|
||||
OPENSSL_free(loader);
|
||||
}
|
||||
|
||||
/*
|
||||
* Functions for registering OSSL_STORE_LOADERs
|
||||
*/
|
||||
|
||||
static unsigned long store_loader_hash(const OSSL_STORE_LOADER *v)
|
||||
{
|
||||
return OPENSSL_LH_strhash(v->scheme);
|
||||
}
|
||||
|
||||
static int store_loader_cmp(const OSSL_STORE_LOADER *a,
|
||||
const OSSL_STORE_LOADER *b)
|
||||
{
|
||||
assert(a->scheme != NULL && b->scheme != NULL);
|
||||
return strcmp(a->scheme, b->scheme);
|
||||
}
|
||||
|
||||
static LHASH_OF(OSSL_STORE_LOADER) *loader_register = NULL;
|
||||
|
||||
int ossl_store_register_loader_int(OSSL_STORE_LOADER *loader)
|
||||
{
|
||||
const char *scheme = loader->scheme;
|
||||
int ok = 0;
|
||||
|
||||
/*
|
||||
* Check that the given scheme conforms to correct scheme syntax as per
|
||||
* RFC 3986:
|
||||
*
|
||||
* scheme = ALPHA *( ALPHA / DIGIT / "+" / "-" / "." )
|
||||
*/
|
||||
if (ossl_isalpha(*scheme))
|
||||
while (*scheme != '\0'
|
||||
&& (ossl_isalpha(*scheme)
|
||||
|| ossl_isdigit(*scheme)
|
||||
|| strchr("+-.", *scheme) != NULL))
|
||||
scheme++;
|
||||
if (*scheme != '\0') {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_REGISTER_LOADER_INT,
|
||||
OSSL_STORE_R_INVALID_SCHEME);
|
||||
ERR_add_error_data(2, "scheme=", loader->scheme);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Check that functions we absolutely require are present */
|
||||
if (loader->open == NULL || loader->load == NULL || loader->eof == NULL
|
||||
|| loader->error == NULL || loader->close == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_REGISTER_LOADER_INT,
|
||||
OSSL_STORE_R_LOADER_INCOMPLETE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (!RUN_ONCE(®istry_init, do_registry_init)) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_REGISTER_LOADER_INT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return 0;
|
||||
}
|
||||
CRYPTO_THREAD_write_lock(registry_lock);
|
||||
|
||||
if (loader_register == NULL) {
|
||||
loader_register = lh_OSSL_STORE_LOADER_new(store_loader_hash,
|
||||
store_loader_cmp);
|
||||
}
|
||||
|
||||
if (loader_register != NULL
|
||||
&& (lh_OSSL_STORE_LOADER_insert(loader_register, loader) != NULL
|
||||
|| lh_OSSL_STORE_LOADER_error(loader_register) == 0))
|
||||
ok = 1;
|
||||
|
||||
CRYPTO_THREAD_unlock(registry_lock);
|
||||
|
||||
return ok;
|
||||
}
|
||||
int OSSL_STORE_register_loader(OSSL_STORE_LOADER *loader)
|
||||
{
|
||||
if (!ossl_store_init_once())
|
||||
return 0;
|
||||
return ossl_store_register_loader_int(loader);
|
||||
}
|
||||
|
||||
const OSSL_STORE_LOADER *ossl_store_get0_loader_int(const char *scheme)
|
||||
{
|
||||
OSSL_STORE_LOADER template;
|
||||
OSSL_STORE_LOADER *loader = NULL;
|
||||
|
||||
template.scheme = scheme;
|
||||
template.open = NULL;
|
||||
template.load = NULL;
|
||||
template.eof = NULL;
|
||||
template.close = NULL;
|
||||
|
||||
if (!ossl_store_init_once())
|
||||
return NULL;
|
||||
|
||||
if (!RUN_ONCE(®istry_init, do_registry_init)) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_GET0_LOADER_INT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
CRYPTO_THREAD_write_lock(registry_lock);
|
||||
|
||||
loader = lh_OSSL_STORE_LOADER_retrieve(loader_register, &template);
|
||||
|
||||
if (loader == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_GET0_LOADER_INT,
|
||||
OSSL_STORE_R_UNREGISTERED_SCHEME);
|
||||
ERR_add_error_data(2, "scheme=", scheme);
|
||||
}
|
||||
|
||||
CRYPTO_THREAD_unlock(registry_lock);
|
||||
|
||||
return loader;
|
||||
}
|
||||
|
||||
OSSL_STORE_LOADER *ossl_store_unregister_loader_int(const char *scheme)
|
||||
{
|
||||
OSSL_STORE_LOADER template;
|
||||
OSSL_STORE_LOADER *loader = NULL;
|
||||
|
||||
template.scheme = scheme;
|
||||
template.open = NULL;
|
||||
template.load = NULL;
|
||||
template.eof = NULL;
|
||||
template.close = NULL;
|
||||
|
||||
if (!RUN_ONCE(®istry_init, do_registry_init)) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_UNREGISTER_LOADER_INT,
|
||||
ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
CRYPTO_THREAD_write_lock(registry_lock);
|
||||
|
||||
loader = lh_OSSL_STORE_LOADER_delete(loader_register, &template);
|
||||
|
||||
if (loader == NULL) {
|
||||
OSSL_STOREerr(OSSL_STORE_F_OSSL_STORE_UNREGISTER_LOADER_INT,
|
||||
OSSL_STORE_R_UNREGISTERED_SCHEME);
|
||||
ERR_add_error_data(2, "scheme=", scheme);
|
||||
}
|
||||
|
||||
CRYPTO_THREAD_unlock(registry_lock);
|
||||
|
||||
return loader;
|
||||
}
|
||||
OSSL_STORE_LOADER *OSSL_STORE_unregister_loader(const char *scheme)
|
||||
{
|
||||
if (!ossl_store_init_once())
|
||||
return 0;
|
||||
return ossl_store_unregister_loader_int(scheme);
|
||||
}
|
||||
|
||||
void ossl_store_destroy_loaders_int(void)
|
||||
{
|
||||
assert(lh_OSSL_STORE_LOADER_num_items(loader_register) == 0);
|
||||
lh_OSSL_STORE_LOADER_free(loader_register);
|
||||
loader_register = NULL;
|
||||
CRYPTO_THREAD_lock_free(registry_lock);
|
||||
registry_lock = NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
* Functions to list OSSL_STORE loaders
|
||||
*/
|
||||
|
||||
IMPLEMENT_LHASH_DOALL_ARG_CONST(OSSL_STORE_LOADER, void);
|
||||
int OSSL_STORE_do_all_loaders(void (*do_function) (const OSSL_STORE_LOADER
|
||||
*loader, void *do_arg),
|
||||
void *do_arg)
|
||||
{
|
||||
lh_OSSL_STORE_LOADER_doall_void(loader_register, do_function, do_arg);
|
||||
return 1;
|
||||
}
|
||||
@@ -0,0 +1,28 @@
|
||||
/*
|
||||
* Copyright 2016-2017 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 <openssl/store.h>
|
||||
|
||||
static char *type_strings[] = {
|
||||
"Name", /* OSSL_STORE_INFO_NAME */
|
||||
"Parameters", /* OSSL_STORE_INFO_PARAMS */
|
||||
"Pkey", /* OSSL_STORE_INFO_PKEY */
|
||||
"Certificate", /* OSSL_STORE_INFO_CERT */
|
||||
"CRL" /* OSSL_STORE_INFO_CRL */
|
||||
};
|
||||
|
||||
const char *OSSL_STORE_INFO_type_string(int type)
|
||||
{
|
||||
int types = sizeof(type_strings) / sizeof(type_strings[0]);
|
||||
|
||||
if (type < 1 || type > types)
|
||||
return NULL;
|
||||
|
||||
return type_strings[type - 1];
|
||||
}
|
||||
Reference in New Issue
Block a user