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authorAdam Harrison <adamdharrison@gmail.com>2022-11-26 16:20:59 -0500
committerAdam Harrison <adamdharrison@gmail.com>2022-11-29 18:39:46 -0500
commitfc0c4ed9a3103e0e6534311923668879fc8e0875 (patch)
tree6e7723c3f45d39f06c243d9c18a3c038da948793 /lib/mbedtls-2.27.0/include/mbedtls/md.h
parent3836606e2b735ba7b2dc0f580231843660587fb4 (diff)
downloadlite-xl-plugin-manager-fc0c4ed9a3103e0e6534311923668879fc8e0875.tar.gz
lite-xl-plugin-manager-fc0c4ed9a3103e0e6534311923668879fc8e0875.zip
Removed openssl, and curl, and added mbedded tls.curl-removal
Almost fully removed curl, needs more testing. Fixed most issues, now trying to cross compile. Fix? Sigh.
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+ /**
+ * \file md.h
+ *
+ * \brief This file contains the generic message-digest wrapper.
+ *
+ * \author Adriaan de Jong <dejong@fox-it.com>
+ */
+/*
+ * Copyright The Mbed TLS Contributors
+ * 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.
+ */
+
+#ifndef MBEDTLS_MD_H
+#define MBEDTLS_MD_H
+
+#include <stddef.h>
+
+#if !defined(MBEDTLS_CONFIG_FILE)
+#include "mbedtls/config.h"
+#else
+#include MBEDTLS_CONFIG_FILE
+#endif
+
+#define MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE -0x5080 /**< The selected feature is not available. */
+#define MBEDTLS_ERR_MD_BAD_INPUT_DATA -0x5100 /**< Bad input parameters to function. */
+#define MBEDTLS_ERR_MD_ALLOC_FAILED -0x5180 /**< Failed to allocate memory. */
+#define MBEDTLS_ERR_MD_FILE_IO_ERROR -0x5200 /**< Opening or reading of file failed. */
+
+/* MBEDTLS_ERR_MD_HW_ACCEL_FAILED is deprecated and should not be used. */
+#define MBEDTLS_ERR_MD_HW_ACCEL_FAILED -0x5280 /**< MD hardware accelerator failed. */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief Supported message digests.
+ *
+ * \warning MD2, MD4, MD5 and SHA-1 are considered weak message digests and
+ * their use constitutes a security risk. We recommend considering
+ * stronger message digests instead.
+ *
+ */
+typedef enum {
+ MBEDTLS_MD_NONE=0, /**< None. */
+ MBEDTLS_MD_MD2, /**< The MD2 message digest. */
+ MBEDTLS_MD_MD4, /**< The MD4 message digest. */
+ MBEDTLS_MD_MD5, /**< The MD5 message digest. */
+ MBEDTLS_MD_SHA1, /**< The SHA-1 message digest. */
+ MBEDTLS_MD_SHA224, /**< The SHA-224 message digest. */
+ MBEDTLS_MD_SHA256, /**< The SHA-256 message digest. */
+ MBEDTLS_MD_SHA384, /**< The SHA-384 message digest. */
+ MBEDTLS_MD_SHA512, /**< The SHA-512 message digest. */
+ MBEDTLS_MD_RIPEMD160, /**< The RIPEMD-160 message digest. */
+} mbedtls_md_type_t;
+
+#if defined(MBEDTLS_SHA512_C)
+#define MBEDTLS_MD_MAX_SIZE 64 /* longest known is SHA512 */
+#else
+#define MBEDTLS_MD_MAX_SIZE 32 /* longest known is SHA256 or less */
+#endif
+
+#if defined(MBEDTLS_SHA512_C)
+#define MBEDTLS_MD_MAX_BLOCK_SIZE 128
+#else
+#define MBEDTLS_MD_MAX_BLOCK_SIZE 64
+#endif
+
+/**
+ * Opaque struct defined in md_internal.h.
+ */
+typedef struct mbedtls_md_info_t mbedtls_md_info_t;
+
+/**
+ * The generic message-digest context.
+ */
+typedef struct mbedtls_md_context_t
+{
+ /** Information about the associated message digest. */
+ const mbedtls_md_info_t *md_info;
+
+ /** The digest-specific context. */
+ void *md_ctx;
+
+ /** The HMAC part of the context. */
+ void *hmac_ctx;
+} mbedtls_md_context_t;
+
+/**
+ * \brief This function returns the list of digests supported by the
+ * generic digest module.
+ *
+ * \note The list starts with the strongest available hashes.
+ *
+ * \return A statically allocated array of digests. Each element
+ * in the returned list is an integer belonging to the
+ * message-digest enumeration #mbedtls_md_type_t.
+ * The last entry is 0.
+ */
+const int *mbedtls_md_list( void );
+
+/**
+ * \brief This function returns the message-digest information
+ * associated with the given digest name.
+ *
+ * \param md_name The name of the digest to search for.
+ *
+ * \return The message-digest information associated with \p md_name.
+ * \return NULL if the associated message-digest information is not found.
+ */
+const mbedtls_md_info_t *mbedtls_md_info_from_string( const char *md_name );
+
+/**
+ * \brief This function returns the message-digest information
+ * associated with the given digest type.
+ *
+ * \param md_type The type of digest to search for.
+ *
+ * \return The message-digest information associated with \p md_type.
+ * \return NULL if the associated message-digest information is not found.
+ */
+const mbedtls_md_info_t *mbedtls_md_info_from_type( mbedtls_md_type_t md_type );
+
+/**
+ * \brief This function initializes a message-digest context without
+ * binding it to a particular message-digest algorithm.
+ *
+ * This function should always be called first. It prepares the
+ * context for mbedtls_md_setup() for binding it to a
+ * message-digest algorithm.
+ */
+void mbedtls_md_init( mbedtls_md_context_t *ctx );
+
+/**
+ * \brief This function clears the internal structure of \p ctx and
+ * frees any embedded internal structure, but does not free
+ * \p ctx itself.
+ *
+ * If you have called mbedtls_md_setup() on \p ctx, you must
+ * call mbedtls_md_free() when you are no longer using the
+ * context.
+ * Calling this function if you have previously
+ * called mbedtls_md_init() and nothing else is optional.
+ * You must not call this function if you have not called
+ * mbedtls_md_init().
+ */
+void mbedtls_md_free( mbedtls_md_context_t *ctx );
+
+#if ! defined(MBEDTLS_DEPRECATED_REMOVED)
+#if defined(MBEDTLS_DEPRECATED_WARNING)
+#define MBEDTLS_DEPRECATED __attribute__((deprecated))
+#else
+#define MBEDTLS_DEPRECATED
+#endif
+/**
+ * \brief This function selects the message digest algorithm to use,
+ * and allocates internal structures.
+ *
+ * It should be called after mbedtls_md_init() or mbedtls_md_free().
+ * Makes it necessary to call mbedtls_md_free() later.
+ *
+ * \deprecated Superseded by mbedtls_md_setup() in 2.0.0
+ *
+ * \param ctx The context to set up.
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ * \return #MBEDTLS_ERR_MD_ALLOC_FAILED on memory-allocation failure.
+ */
+int mbedtls_md_init_ctx( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info ) MBEDTLS_DEPRECATED;
+#undef MBEDTLS_DEPRECATED
+#endif /* MBEDTLS_DEPRECATED_REMOVED */
+
+/**
+ * \brief This function selects the message digest algorithm to use,
+ * and allocates internal structures.
+ *
+ * It should be called after mbedtls_md_init() or
+ * mbedtls_md_free(). Makes it necessary to call
+ * mbedtls_md_free() later.
+ *
+ * \param ctx The context to set up.
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ * \param hmac Defines if HMAC is used. 0: HMAC is not used (saves some memory),
+ * or non-zero: HMAC is used with this context.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ * \return #MBEDTLS_ERR_MD_ALLOC_FAILED on memory-allocation failure.
+ */
+int mbedtls_md_setup( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac );
+
+/**
+ * \brief This function clones the state of an message-digest
+ * context.
+ *
+ * \note You must call mbedtls_md_setup() on \c dst before calling
+ * this function.
+ *
+ * \note The two contexts must have the same type,
+ * for example, both are SHA-256.
+ *
+ * \warning This function clones the message-digest state, not the
+ * HMAC state.
+ *
+ * \param dst The destination context.
+ * \param src The context to be cloned.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification failure.
+ */
+int mbedtls_md_clone( mbedtls_md_context_t *dst,
+ const mbedtls_md_context_t *src );
+
+/**
+ * \brief This function extracts the message-digest size from the
+ * message-digest information structure.
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ *
+ * \return The size of the message-digest output in Bytes.
+ */
+unsigned char mbedtls_md_get_size( const mbedtls_md_info_t *md_info );
+
+/**
+ * \brief This function extracts the message-digest type from the
+ * message-digest information structure.
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ *
+ * \return The type of the message digest.
+ */
+mbedtls_md_type_t mbedtls_md_get_type( const mbedtls_md_info_t *md_info );
+
+/**
+ * \brief This function extracts the message-digest name from the
+ * message-digest information structure.
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ *
+ * \return The name of the message digest.
+ */
+const char *mbedtls_md_get_name( const mbedtls_md_info_t *md_info );
+
+/**
+ * \brief This function starts a message-digest computation.
+ *
+ * You must call this function after setting up the context
+ * with mbedtls_md_setup(), and before passing data with
+ * mbedtls_md_update().
+ *
+ * \param ctx The generic message-digest context.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_starts( mbedtls_md_context_t *ctx );
+
+/**
+ * \brief This function feeds an input buffer into an ongoing
+ * message-digest computation.
+ *
+ * You must call mbedtls_md_starts() before calling this
+ * function. You may call this function multiple times.
+ * Afterwards, call mbedtls_md_finish().
+ *
+ * \param ctx The generic message-digest context.
+ * \param input The buffer holding the input data.
+ * \param ilen The length of the input data.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_update( mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen );
+
+/**
+ * \brief This function finishes the digest operation,
+ * and writes the result to the output buffer.
+ *
+ * Call this function after a call to mbedtls_md_starts(),
+ * followed by any number of calls to mbedtls_md_update().
+ * Afterwards, you may either clear the context with
+ * mbedtls_md_free(), or call mbedtls_md_starts() to reuse
+ * the context for another digest operation with the same
+ * algorithm.
+ *
+ * \param ctx The generic message-digest context.
+ * \param output The buffer for the generic message-digest checksum result.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_finish( mbedtls_md_context_t *ctx, unsigned char *output );
+
+/**
+ * \brief This function calculates the message-digest of a buffer,
+ * with respect to a configurable message-digest algorithm
+ * in a single call.
+ *
+ * The result is calculated as
+ * Output = message_digest(input buffer).
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ * \param input The buffer holding the data.
+ * \param ilen The length of the input data.
+ * \param output The generic message-digest checksum result.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md( const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen,
+ unsigned char *output );
+
+#if defined(MBEDTLS_FS_IO)
+/**
+ * \brief This function calculates the message-digest checksum
+ * result of the contents of the provided file.
+ *
+ * The result is calculated as
+ * Output = message_digest(file contents).
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ * \param path The input file name.
+ * \param output The generic message-digest checksum result.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_FILE_IO_ERROR on an I/O error accessing
+ * the file pointed by \p path.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA if \p md_info was NULL.
+ */
+int mbedtls_md_file( const mbedtls_md_info_t *md_info, const char *path,
+ unsigned char *output );
+#endif /* MBEDTLS_FS_IO */
+
+/**
+ * \brief This function sets the HMAC key and prepares to
+ * authenticate a new message.
+ *
+ * Call this function after mbedtls_md_setup(), to use
+ * the MD context for an HMAC calculation, then call
+ * mbedtls_md_hmac_update() to provide the input data, and
+ * mbedtls_md_hmac_finish() to get the HMAC value.
+ *
+ * \param ctx The message digest context containing an embedded HMAC
+ * context.
+ * \param key The HMAC secret key.
+ * \param keylen The length of the HMAC key in Bytes.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_hmac_starts( mbedtls_md_context_t *ctx, const unsigned char *key,
+ size_t keylen );
+
+/**
+ * \brief This function feeds an input buffer into an ongoing HMAC
+ * computation.
+ *
+ * Call mbedtls_md_hmac_starts() or mbedtls_md_hmac_reset()
+ * before calling this function.
+ * You may call this function multiple times to pass the
+ * input piecewise.
+ * Afterwards, call mbedtls_md_hmac_finish().
+ *
+ * \param ctx The message digest context containing an embedded HMAC
+ * context.
+ * \param input The buffer holding the input data.
+ * \param ilen The length of the input data.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_hmac_update( mbedtls_md_context_t *ctx, const unsigned char *input,
+ size_t ilen );
+
+/**
+ * \brief This function finishes the HMAC operation, and writes
+ * the result to the output buffer.
+ *
+ * Call this function after mbedtls_md_hmac_starts() and
+ * mbedtls_md_hmac_update() to get the HMAC value. Afterwards
+ * you may either call mbedtls_md_free() to clear the context,
+ * or call mbedtls_md_hmac_reset() to reuse the context with
+ * the same HMAC key.
+ *
+ * \param ctx The message digest context containing an embedded HMAC
+ * context.
+ * \param output The generic HMAC checksum result.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_hmac_finish( mbedtls_md_context_t *ctx, unsigned char *output);
+
+/**
+ * \brief This function prepares to authenticate a new message with
+ * the same key as the previous HMAC operation.
+ *
+ * You may call this function after mbedtls_md_hmac_finish().
+ * Afterwards call mbedtls_md_hmac_update() to pass the new
+ * input.
+ *
+ * \param ctx The message digest context containing an embedded HMAC
+ * context.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_hmac_reset( mbedtls_md_context_t *ctx );
+
+/**
+ * \brief This function calculates the full generic HMAC
+ * on the input buffer with the provided key.
+ *
+ * The function allocates the context, performs the
+ * calculation, and frees the context.
+ *
+ * The HMAC result is calculated as
+ * output = generic HMAC(hmac key, input buffer).
+ *
+ * \param md_info The information structure of the message-digest algorithm
+ * to use.
+ * \param key The HMAC secret key.
+ * \param keylen The length of the HMAC secret key in Bytes.
+ * \param input The buffer holding the input data.
+ * \param ilen The length of the input data.
+ * \param output The generic HMAC result.
+ *
+ * \return \c 0 on success.
+ * \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
+ * failure.
+ */
+int mbedtls_md_hmac( const mbedtls_md_info_t *md_info, const unsigned char *key, size_t keylen,
+ const unsigned char *input, size_t ilen,
+ unsigned char *output );
+
+/* Internal use */
+int mbedtls_md_process( mbedtls_md_context_t *ctx, const unsigned char *data );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MBEDTLS_MD_H */