+++ /dev/null
-/**
- * \file asn1write.h
- *
- * \brief ASN.1 buffer writing functionality
- *
- * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * This file is part of mbed TLS (https://tls.mbed.org)
- */
-#ifndef MBEDTLS_ASN1_WRITE_H
-#define MBEDTLS_ASN1_WRITE_H
-
-#include "asn1.h"
-
-#define MBEDTLS_ASN1_CHK_ADD(g, f) do { if( ( ret = f ) < 0 ) return( ret ); else \
- g += ret; } while( 0 )
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * \brief Write a length field in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param len the length to write
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_len( unsigned char **p, unsigned char *start, size_t len );
-
-/**
- * \brief Write a ASN.1 tag in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param tag the tag to write
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_tag( unsigned char **p, unsigned char *start,
- unsigned char tag );
-
-/**
- * \brief Write raw buffer data
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param buf data buffer to write
- * \param size length of the data buffer
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_raw_buffer( unsigned char **p, unsigned char *start,
- const unsigned char *buf, size_t size );
-
-#if defined(MBEDTLS_BIGNUM_C)
-/**
- * \brief Write a big number (MBEDTLS_ASN1_INTEGER) in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param X the MPI to write
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_mpi( unsigned char **p, unsigned char *start, const mbedtls_mpi *X );
-#endif /* MBEDTLS_BIGNUM_C */
-
-/**
- * \brief Write a NULL tag (MBEDTLS_ASN1_NULL) with zero data in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_null( unsigned char **p, unsigned char *start );
-
-/**
- * \brief Write an OID tag (MBEDTLS_ASN1_OID) and data in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param oid the OID to write
- * \param oid_len length of the OID
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_oid( unsigned char **p, unsigned char *start,
- const char *oid, size_t oid_len );
-
-/**
- * \brief Write an AlgorithmIdentifier sequence in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param oid the OID of the algorithm
- * \param oid_len length of the OID
- * \param par_len length of parameters, which must be already written.
- * If 0, NULL parameters are added
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_algorithm_identifier( unsigned char **p, unsigned char *start,
- const char *oid, size_t oid_len,
- size_t par_len );
-
-/**
- * \brief Write a boolean tag (MBEDTLS_ASN1_BOOLEAN) and value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param boolean 0 or 1
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_bool( unsigned char **p, unsigned char *start, int boolean );
-
-/**
- * \brief Write an int tag (MBEDTLS_ASN1_INTEGER) and value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param val the integer value
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_int( unsigned char **p, unsigned char *start, int val );
-
-/**
- * \brief Write a printable string tag (MBEDTLS_ASN1_PRINTABLE_STRING) and
- * value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param text the text to write
- * \param text_len length of the text
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_printable_string( unsigned char **p, unsigned char *start,
- const char *text, size_t text_len );
-
-/**
- * \brief Write an IA5 string tag (MBEDTLS_ASN1_IA5_STRING) and
- * value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param text the text to write
- * \param text_len length of the text
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_ia5_string( unsigned char **p, unsigned char *start,
- const char *text, size_t text_len );
-
-/**
- * \brief Write a bitstring tag (MBEDTLS_ASN1_BIT_STRING) and
- * value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param buf the bitstring
- * \param bits the total number of bits in the bitstring
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_bitstring( unsigned char **p, unsigned char *start,
- const unsigned char *buf, size_t bits );
-
-/**
- * \brief Write an octet string tag (MBEDTLS_ASN1_OCTET_STRING) and
- * value in ASN.1 format
- * Note: function works backwards in data buffer
- *
- * \param p reference to current position pointer
- * \param start start of the buffer (for bounds-checking)
- * \param buf data buffer to write
- * \param size length of the data buffer
- *
- * \return the length written or a negative error code
- */
-int mbedtls_asn1_write_octet_string( unsigned char **p, unsigned char *start,
- const unsigned char *buf, size_t size );
-
-/**
- * \brief Create or find a specific named_data entry for writing in a
- * sequence or list based on the OID. If not already in there,
- * a new entry is added to the head of the list.
- * Warning: Destructive behaviour for the val data!
- *
- * \param list Pointer to the location of the head of the list to seek
- * through (will be updated in case of a new entry)
- * \param oid The OID to look for
- * \param oid_len Size of the OID
- * \param val Data to store (can be NULL if you want to fill it by hand)
- * \param val_len Minimum length of the data buffer needed
- *
- * \return NULL if if there was a memory allocation error, or a pointer
- * to the new / existing entry.
- */
-mbedtls_asn1_named_data *mbedtls_asn1_store_named_data( mbedtls_asn1_named_data **list,
- const char *oid, size_t oid_len,
- const unsigned char *val,
- size_t val_len );
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* MBEDTLS_ASN1_WRITE_H */
projects / reactos.git / blobdiff