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- /*
- * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved.
- *
- * Licensed under the Apache License 2.0 (the "License"). You may not use
- * this file except in compliance with the License. You can obtain a copy
- * in the file LICENSE in the source distribution or at
- * https://www.openssl.org/source/license.html
- */
- #ifndef OPENSSL_DECODER_H
- # define OPENSSL_DECODER_H
- # pragma once
- # include <openssl/opensslconf.h>
- # ifndef OPENSSL_NO_STDIO
- # include <stdio.h>
- # endif
- # include <stdarg.h>
- # include <stddef.h>
- # include <openssl/decodererr.h>
- # include <openssl/types.h>
- # include <openssl/core.h>
- # ifdef __cplusplus
- extern "C" {
- # endif
- OSSL_DECODER *OSSL_DECODER_fetch(OSSL_LIB_CTX *libctx, const char *name,
- const char *properties);
- int OSSL_DECODER_up_ref(OSSL_DECODER *encoder);
- void OSSL_DECODER_free(OSSL_DECODER *encoder);
- const OSSL_PROVIDER *OSSL_DECODER_get0_provider(const OSSL_DECODER *encoder);
- const char *OSSL_DECODER_get0_properties(const OSSL_DECODER *encoder);
- const char *OSSL_DECODER_get0_name(const OSSL_DECODER *decoder);
- const char *OSSL_DECODER_get0_description(const OSSL_DECODER *decoder);
- int OSSL_DECODER_is_a(const OSSL_DECODER *encoder, const char *name);
- void OSSL_DECODER_do_all_provided(OSSL_LIB_CTX *libctx,
- void (*fn)(OSSL_DECODER *encoder, void *arg),
- void *arg);
- int OSSL_DECODER_names_do_all(const OSSL_DECODER *encoder,
- void (*fn)(const char *name, void *data),
- void *data);
- const OSSL_PARAM *OSSL_DECODER_gettable_params(OSSL_DECODER *decoder);
- int OSSL_DECODER_get_params(OSSL_DECODER *decoder, OSSL_PARAM params[]);
- const OSSL_PARAM *OSSL_DECODER_settable_ctx_params(OSSL_DECODER *encoder);
- OSSL_DECODER_CTX *OSSL_DECODER_CTX_new(void);
- int OSSL_DECODER_CTX_set_params(OSSL_DECODER_CTX *ctx,
- const OSSL_PARAM params[]);
- void OSSL_DECODER_CTX_free(OSSL_DECODER_CTX *ctx);
- /* Utilities that help set specific parameters */
- int OSSL_DECODER_CTX_set_passphrase(OSSL_DECODER_CTX *ctx,
- const unsigned char *kstr, size_t klen);
- int OSSL_DECODER_CTX_set_pem_password_cb(OSSL_DECODER_CTX *ctx,
- pem_password_cb *cb, void *cbarg);
- int OSSL_DECODER_CTX_set_passphrase_cb(OSSL_DECODER_CTX *ctx,
- OSSL_PASSPHRASE_CALLBACK *cb,
- void *cbarg);
- int OSSL_DECODER_CTX_set_passphrase_ui(OSSL_DECODER_CTX *ctx,
- const UI_METHOD *ui_method,
- void *ui_data);
- /*
- * Utilities to read the object to decode, with the result sent to cb.
- * These will discover all provided methods
- */
- int OSSL_DECODER_CTX_set_selection(OSSL_DECODER_CTX *ctx, int selection);
- int OSSL_DECODER_CTX_set_input_type(OSSL_DECODER_CTX *ctx,
- const char *input_type);
- int OSSL_DECODER_CTX_set_input_structure(OSSL_DECODER_CTX *ctx,
- const char *input_structure);
- int OSSL_DECODER_CTX_add_decoder(OSSL_DECODER_CTX *ctx, OSSL_DECODER *decoder);
- int OSSL_DECODER_CTX_add_extra(OSSL_DECODER_CTX *ctx,
- OSSL_LIB_CTX *libctx, const char *propq);
- int OSSL_DECODER_CTX_get_num_decoders(OSSL_DECODER_CTX *ctx);
- typedef struct ossl_decoder_instance_st OSSL_DECODER_INSTANCE;
- OSSL_DECODER *
- OSSL_DECODER_INSTANCE_get_decoder(OSSL_DECODER_INSTANCE *decoder_inst);
- void *
- OSSL_DECODER_INSTANCE_get_decoder_ctx(OSSL_DECODER_INSTANCE *decoder_inst);
- const char *
- OSSL_DECODER_INSTANCE_get_input_type(OSSL_DECODER_INSTANCE *decoder_inst);
- const char *
- OSSL_DECODER_INSTANCE_get_input_structure(OSSL_DECODER_INSTANCE *decoder_inst,
- int *was_set);
- typedef int OSSL_DECODER_CONSTRUCT(OSSL_DECODER_INSTANCE *decoder_inst,
- const OSSL_PARAM *params,
- void *construct_data);
- typedef void OSSL_DECODER_CLEANUP(void *construct_data);
- int OSSL_DECODER_CTX_set_construct(OSSL_DECODER_CTX *ctx,
- OSSL_DECODER_CONSTRUCT *construct);
- int OSSL_DECODER_CTX_set_construct_data(OSSL_DECODER_CTX *ctx,
- void *construct_data);
- int OSSL_DECODER_CTX_set_cleanup(OSSL_DECODER_CTX *ctx,
- OSSL_DECODER_CLEANUP *cleanup);
- OSSL_DECODER_CONSTRUCT *OSSL_DECODER_CTX_get_construct(OSSL_DECODER_CTX *ctx);
- void *OSSL_DECODER_CTX_get_construct_data(OSSL_DECODER_CTX *ctx);
- OSSL_DECODER_CLEANUP *OSSL_DECODER_CTX_get_cleanup(OSSL_DECODER_CTX *ctx);
- int OSSL_DECODER_export(OSSL_DECODER_INSTANCE *decoder_inst,
- void *reference, size_t reference_sz,
- OSSL_CALLBACK *export_cb, void *export_cbarg);
- int OSSL_DECODER_from_bio(OSSL_DECODER_CTX *ctx, BIO *in);
- #ifndef OPENSSL_NO_STDIO
- int OSSL_DECODER_from_fp(OSSL_DECODER_CTX *ctx, FILE *in);
- #endif
- int OSSL_DECODER_from_data(OSSL_DECODER_CTX *ctx, const unsigned char **pdata,
- size_t *pdata_len);
- /*
- * Create the OSSL_DECODER_CTX with an associated type. This will perform
- * an implicit OSSL_DECODER_fetch(), suitable for the object of that type.
- */
- OSSL_DECODER_CTX *
- OSSL_DECODER_CTX_new_for_pkey(EVP_PKEY **pkey,
- const char *input_type,
- const char *input_struct,
- const char *keytype, int selection,
- OSSL_LIB_CTX *libctx, const char *propquery);
- # ifdef __cplusplus
- }
- # endif
- #endif
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