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https://github.com/yuzu-emu/mbedtls.git
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Improve documentation of SHA-512 parameter preconditions
This commit is contained in:
Hanno Becker
parent
ff1052e6b0
commit
b5c99f5c72
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@ -71,25 +71,26 @@ mbedtls_sha512_context;
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/**
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* \brief This function initializes a SHA-512 context.
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*
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* \param ctx The SHA-512 context to initialize.
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* Must not be \c NULL.
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* \param ctx The SHA-512 context to initialize. This must
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* not be \c NULL.
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*/
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void mbedtls_sha512_init( mbedtls_sha512_context *ctx );
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/**
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* \brief This function clears a SHA-512 context.
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*
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* \param ctx The SHA-512 context to clear.
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* \param ctx The SHA-512 context to clear. This may be \c NULL,
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* in which case this function does nothing. If it
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* is not \c NULL, it must point to an initialized
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* SHA-512 context.
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*/
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void mbedtls_sha512_free( mbedtls_sha512_context *ctx );
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/**
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* \brief This function clones the state of a SHA-512 context.
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*
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* \param dst The destination context.
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* Must not be \c NULL.
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* \param src The context to clone.
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* Must not be \c NULL.
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* \param dst The destination context. This must be initialized.
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* \param src The context to clone. This must be initialized.
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*/
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void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
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const mbedtls_sha512_context *src );
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@ -98,12 +99,12 @@ void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
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* \brief This function starts a SHA-384 or SHA-512 checksum
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* calculation.
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*
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* \param ctx The SHA-512 context to initialize.
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* Must not be \c NULL.
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* \param is384 Determines which function to use:
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* 0: Use SHA-512, or 1: Use SHA-384.
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* \param ctx The SHA-512 context to use. This must be initialized.
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* \param is384 Determines which function to use. This must be
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* either \c for SHA-512, or \c 1 for SHA-384.
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*
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* \return \c 0 on success.
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* \return A negative error code on failure.
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*/
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int mbedtls_sha512_starts_ret( mbedtls_sha512_context *ctx, int is384 );
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@ -111,13 +112,15 @@ int mbedtls_sha512_starts_ret( mbedtls_sha512_context *ctx, int is384 );
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* \brief This function feeds an input buffer into an ongoing
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* SHA-512 checksum calculation.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param input The buffer holding the input data.
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* Must not be \c NULL if \p ilen is greater than 0.
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* \param ilen The length of the input data.
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* \param ctx The SHA-512 context. This must be initialized
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* and have a hash operation started.
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* \param input The buffer holding the input data. This must
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* be a readable buffer of length \p ilen Bytes.
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* It must not be \c NULL.
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* \param ilen The length of the input data \p input in Bytes.
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*
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* \return \c 0 on success.
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* \return A negative error code on failure.
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*/
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int mbedtls_sha512_update_ret( mbedtls_sha512_context *ctx,
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const unsigned char *input,
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@ -128,12 +131,13 @@ int mbedtls_sha512_update_ret( mbedtls_sha512_context *ctx,
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* the result to the output buffer. This function is for
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* internal use only.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param ctx The SHA-512 context. This must be initialized
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* and have a hash operation started.
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* \param output The SHA-384 or SHA-512 checksum result.
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* Must not be \c NULL.
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* This must be a writable buffer of length \c 64 Bytes.
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*
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* \return \c 0 on success.
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* \return A negative error code on failure.
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*/
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int mbedtls_sha512_finish_ret( mbedtls_sha512_context *ctx,
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unsigned char output[64] );
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@ -142,12 +146,13 @@ int mbedtls_sha512_finish_ret( mbedtls_sha512_context *ctx,
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* \brief This function processes a single data block within
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* the ongoing SHA-512 computation.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param data The buffer holding one block of data.
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* Must not be \c NULL.
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* \param ctx The SHA-512 context. This must be initialized
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* and have a hash operation started.
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* \param data The buffer holding one block of data. This
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* must be a readable buffer of length \c 128 Bytes.
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*
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* \return \c 0 on success.
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* \return A negative error code on failure.
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*/
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int mbedtls_internal_sha512_process( mbedtls_sha512_context *ctx,
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const unsigned char data[128] );
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@ -163,10 +168,9 @@ int mbedtls_internal_sha512_process( mbedtls_sha512_context *ctx,
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*
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* \deprecated Superseded by mbedtls_sha512_starts_ret() in 2.7.0
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*
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* \param ctx The SHA-512 context to initialize.
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* Must not be \c NULL.
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* \param is384 Determines which function to use:
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* 0: Use SHA-512, or 1: Use SHA-384.
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* \param ctx The SHA-512 context to use. This must be initialized.
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* \param is384 Determines which function to use. This must be either
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* \c 0 for SHA-512 or \c 1 for SHA-384.
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*/
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MBEDTLS_DEPRECATED void mbedtls_sha512_starts( mbedtls_sha512_context *ctx,
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int is384 );
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@ -177,11 +181,11 @@ MBEDTLS_DEPRECATED void mbedtls_sha512_starts( mbedtls_sha512_context *ctx,
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*
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* \deprecated Superseded by mbedtls_sha512_update_ret() in 2.7.0.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param input The buffer holding the data.
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* Must not be \c NULL if \p ilen is greater than 0.
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* \param ilen The length of the input data.
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* \param ctx The SHA-512 context. This must be initialized
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* and have a hash operation started.
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* \param input The buffer holding the data. This must be a readable
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* buffer of length \p ilen Bytes. It must not be \c NULL.
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* \param ilen The length of the input data \p input in Bytes.
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*/
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MBEDTLS_DEPRECATED void mbedtls_sha512_update( mbedtls_sha512_context *ctx,
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const unsigned char *input,
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@ -193,10 +197,10 @@ MBEDTLS_DEPRECATED void mbedtls_sha512_update( mbedtls_sha512_context *ctx,
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*
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* \deprecated Superseded by mbedtls_sha512_finish_ret() in 2.7.0.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param output The SHA-384 or SHA-512 checksum result.
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* Must not be \c NULL.
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* \param ctx The SHA-512 context. This must be initialized
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* and have a hash operation started.
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* \param output The SHA-384 or SHA-512 checksum result. This must
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* be a writable buffer of size \c 64 Bytes.
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*/
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MBEDTLS_DEPRECATED void mbedtls_sha512_finish( mbedtls_sha512_context *ctx,
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unsigned char output[64] );
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@ -208,10 +212,10 @@ MBEDTLS_DEPRECATED void mbedtls_sha512_finish( mbedtls_sha512_context *ctx,
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*
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* \deprecated Superseded by mbedtls_internal_sha512_process() in 2.7.0.
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*
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* \param ctx The SHA-512 context.
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* Must not be \c NULL.
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* \param data The buffer holding one block of data.
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* Must not be \c NULL.
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* \param ctx The SHA-512 context. This must be initialized and
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* have a hash operation started.
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* \param data The buffer holding one block of data. This must be
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* a readable buffer of length \c 128 Bytes.
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*/
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MBEDTLS_DEPRECATED void mbedtls_sha512_process(
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mbedtls_sha512_context *ctx,
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@ -230,15 +234,17 @@ MBEDTLS_DEPRECATED void mbedtls_sha512_process(
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* The SHA-512 result is calculated as
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* output = SHA-512(input buffer).
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*
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* \param input The buffer holding the input data.
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* Must not be \c NULL if \p ilen is greater than 0.
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* \param ilen The length of the input data.
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* \param input The buffer holding the input data. This must be
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* a readable buffer of length \p ilen Bytes. It
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* must not be \c NULL.
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* \param ilen The length of the input data \p input in Bytes.
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* \param output The SHA-384 or SHA-512 checksum result.
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* Must not be \c NULL.
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* \param is384 Determines which function to use:
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* 0: Use SHA-512, or 1: Use SHA-384.
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* This must be a writable buffer of length \c 64 Bytes.
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* \param is384 Determines which function to use. This must be either
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* \c 0 for SHA-512, or \c 1 for SHA-384.
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*
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* \return \c 0 on success.
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* \return A negative error code on failure.
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*/
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int mbedtls_sha512_ret( const unsigned char *input,
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size_t ilen,
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@ -263,13 +269,14 @@ int mbedtls_sha512_ret( const unsigned char *input,
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*
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* \deprecated Superseded by mbedtls_sha512_ret() in 2.7.0
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*
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* \param input The buffer holding the data.
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* Must not be \c NULL if \p ilen is greater than 0.
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* \param ilen The length of the input data.
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* \param output The SHA-384 or SHA-512 checksum result.
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* Must not be \c NULL.
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* \param is384 Determines which function to use:
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* 0: Use SHA-512, or 1: Use SHA-384.
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* \param input The buffer holding the data. This must be a
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* readable buffer of length \p ilen Bytes. It
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* must not be \c NULL.
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* \param ilen The length of the input data \p input in Bytes.
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* \param output The SHA-384 or SHA-512 checksum result. This must
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* be a writable buffer of length \c 64 Bytes.
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* \param is384 Determines which function to use. This must be eiher
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* \c 0 for SHA-512, or \c 1 for SHA-384.
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*/
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MBEDTLS_DEPRECATED void mbedtls_sha512( const unsigned char *input,
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size_t ilen,
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