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Merge remote-tracking branch 'public/pr/2302' into development

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This commit is contained in:
Simon Butcher 2018-12-20 12:16:39 +00:00
commit c831193c85
6 changed files with 649 additions and 69 deletions
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134
include/mbedtls/pk.h
View File

@ -197,23 +197,35 @@ typedef size_t (*mbedtls_pk_rsa_alt_key_len_func)( void *ctx );
const mbedtls_pk_info_t *mbedtls_pk_info_from_type( mbedtls_pk_type_t pk_type );
/**
* \brief Initialize a mbedtls_pk_context (as NONE)
* \brief Initialize a #mbedtls_pk_context (as NONE).
*
* \param ctx The context to initialize.
* This must not be \c NULL.
*/
void mbedtls_pk_init( mbedtls_pk_context *ctx );
/**
* \brief Free a mbedtls_pk_context
* \brief Free the components of a #mbedtls_pk_context.
*
* \param ctx The context to clear. It must have been initialized.
* If this is \c NULL, this function does nothing.
*/
void mbedtls_pk_free( mbedtls_pk_context *ctx );
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
/**
* \brief Initialize a restart context
*
* \param ctx The context to initialize.
* This must not be \c NULL.
*/
void mbedtls_pk_restart_init( mbedtls_pk_restart_ctx *ctx );
/**
* \brief Free the components of a restart context
*
* \param ctx The context to clear. It must have been initialized.
* If this is \c NULL, this function does nothing.
*/
void mbedtls_pk_restart_free( mbedtls_pk_restart_ctx *ctx );
#endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
@ -222,7 +234,8 @@ void mbedtls_pk_restart_free( mbedtls_pk_restart_ctx *ctx );
* \brief Initialize a PK context with the information given
* and allocates the type-specific PK subcontext.
*
* \param ctx Context to initialize. Must be empty (type NONE).
* \param ctx Context to initialize. It must not have been set
* up yet (type #MBEDTLS_PK_NONE).
* \param info Information to use
*
* \return 0 on success,
@ -238,7 +251,8 @@ int mbedtls_pk_setup( mbedtls_pk_context *ctx, const mbedtls_pk_info_t *info );
/**
* \brief Initialize an RSA-alt context
*
* \param ctx Context to initialize. Must be empty (type NONE).
* \param ctx Context to initialize. It must not have been set
* up yet (type #MBEDTLS_PK_NONE).
* \param key RSA key pointer
* \param decrypt_func Decryption function
* \param sign_func Signing function
@ -258,7 +272,7 @@ int mbedtls_pk_setup_rsa_alt( mbedtls_pk_context *ctx, void * key,
/**
* \brief Get the size in bits of the underlying key
*
* \param ctx Context to use
* \param ctx The context to query. It must have been initialized.
*
* \return Key size in bits, or 0 on error
*/
@ -266,7 +280,8 @@ size_t mbedtls_pk_get_bitlen( const mbedtls_pk_context *ctx );
/**
* \brief Get the length in bytes of the underlying key
* \param ctx Context to use
*
* \param ctx The context to query. It must have been initialized.
*
* \return Key length in bytes, or 0 on error
*/
@ -278,18 +293,21 @@ static inline size_t mbedtls_pk_get_len( const mbedtls_pk_context *ctx )
/**
* \brief Tell if a context can do the operation given by type
*
* \param ctx Context to test
* \param type Target type
* \param ctx The context to query. It must have been initialized.
* \param type The desired type.
*
* \return 0 if context can't do the operations,
* 1 otherwise.
* \return 1 if the context can do operations on the given type.
* \return 0 if the context cannot do the operations on the given
* type. This is always the case for a context that has
* been initialized but not set up, or that has been
* cleared with mbedtls_pk_free().
*/
int mbedtls_pk_can_do( const mbedtls_pk_context *ctx, mbedtls_pk_type_t type );
/**
* \brief Verify signature (including padding if relevant).
*
* \param ctx PK context to use
* \param ctx The PK context to use. It must have been set up.
* \param md_alg Hash algorithm used (see notes)
* \param hash Hash of the message to sign
* \param hash_len Hash length or 0 (see notes)
@ -322,7 +340,7 @@ int mbedtls_pk_verify( mbedtls_pk_context *ctx, mbedtls_md_type_t md_alg,
* \c mbedtls_ecp_set_max_ops() to reduce blocking for ECC
* operations. For RSA, same as \c mbedtls_pk_verify().
*
* \param ctx PK context to use
* \param ctx The PK context to use. It must have been set up.
* \param md_alg Hash algorithm used (see notes)
* \param hash Hash of the message to sign
* \param hash_len Hash length or 0 (see notes)
@ -346,7 +364,7 @@ int mbedtls_pk_verify_restartable( mbedtls_pk_context *ctx,
*
* \param type Signature type (inc. possible padding type) to verify
* \param options Pointer to type-specific options, or NULL
* \param ctx PK context to use
* \param ctx The PK context to use. It must have been set up.
* \param md_alg Hash algorithm used (see notes)
* \param hash Hash of the message to sign
* \param hash_len Hash length or 0 (see notes)
@ -377,7 +395,8 @@ int mbedtls_pk_verify_ext( mbedtls_pk_type_t type, const void *options,
/**
* \brief Make signature, including padding if relevant.
*
* \param ctx PK context to use - must hold a private key
* \param ctx The PK context to use. It must have been set up
* with a private key.
* \param md_alg Hash algorithm used (see notes)
* \param hash Hash of the message to sign
* \param hash_len Hash length or 0 (see notes)
@ -411,7 +430,8 @@ int mbedtls_pk_sign( mbedtls_pk_context *ctx, mbedtls_md_type_t md_alg,
* \c mbedtls_ecp_set_max_ops() to reduce blocking for ECC
* operations. For RSA, same as \c mbedtls_pk_sign().
*
* \param ctx PK context to use - must hold a private key
* \param ctx The PK context to use. It must have been set up
* with a private key.
* \param md_alg Hash algorithm used (see notes)
* \param hash Hash of the message to sign
* \param hash_len Hash length or 0 (see notes)
@ -435,7 +455,8 @@ int mbedtls_pk_sign_restartable( mbedtls_pk_context *ctx,
/**
* \brief Decrypt message (including padding if relevant).
*
* \param ctx PK context to use - must hold a private key
* \param ctx The PK context to use. It must have been set up
* with a private key.
* \param input Input to decrypt
* \param ilen Input size
* \param output Decrypted output
@ -456,7 +477,7 @@ int mbedtls_pk_decrypt( mbedtls_pk_context *ctx,
/**
* \brief Encrypt message (including padding if relevant).
*
* \param ctx PK context to use
* \param ctx The PK context to use. It must have been set up.
* \param input Message to encrypt
* \param ilen Message size
* \param output Encrypted output
@ -487,7 +508,7 @@ int mbedtls_pk_check_pair( const mbedtls_pk_context *pub, const mbedtls_pk_conte
/**
* \brief Export debug information
*
* \param ctx Context to use
* \param ctx The PK context to use. It must have been initialized.
* \param items Place to write debug items
*
* \return 0 on success or MBEDTLS_ERR_PK_BAD_INPUT_DATA
@ -497,7 +518,7 @@ int mbedtls_pk_debug( const mbedtls_pk_context *ctx, mbedtls_pk_debug_item *item
/**
* \brief Access the type name
*
* \param ctx Context to use
* \param ctx The PK context to use. It must have been initialized.
*
* \return Type name on success, or "invalid PK"
*/
@ -506,9 +527,10 @@ const char * mbedtls_pk_get_name( const mbedtls_pk_context *ctx );
/**
* \brief Get the key type
*
* \param ctx Context to use
* \param ctx The PK context to use. It must have been initialized.
*
* \return Type on success, or MBEDTLS_PK_NONE
* \return Type on success.
* \return #MBEDTLS_PK_NONE for a context that has not been set up.
*/
mbedtls_pk_type_t mbedtls_pk_get_type( const mbedtls_pk_context *ctx );
@ -517,12 +539,22 @@ mbedtls_pk_type_t mbedtls_pk_get_type( const mbedtls_pk_context *ctx );
/**
* \brief Parse a private key in PEM or DER format
*
* \param ctx key to be initialized
* \param key input buffer
* \param keylen size of the buffer
* (including the terminating null byte for PEM data)
* \param pwd password for decryption (optional)
* \param pwdlen size of the password
* \param ctx The PK context to fill. It must have been initialized
* but not set up.
* \param key Input buffer to parse.
* The buffer must contain the input exactly, with no
* extra trailing material. For PEM, the buffer must
* contain a null-terminated string.
* \param keylen Size of \b key in bytes.
* For PEM data, this includes the terminating null byte,
* so \p keylen must be equal to `strlen(key) + 1`.
* \param pwd Optional password for decryption.
* Pass \c NULL if expecting a non-encrypted key.
* Pass a string of \p pwdlen bytes if expecting an encrypted
* key; a non-encrypted key will also be accepted.
* The empty password is not supported.
* \param pwdlen Size of the password in bytes.
* Ignored if \p pwd is \c NULL.
*
* \note On entry, ctx must be empty, either freshly initialised
* with mbedtls_pk_init() or reset with mbedtls_pk_free(). If you need a
@ -540,10 +572,15 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *ctx,
/**
* \brief Parse a public key in PEM or DER format
*
* \param ctx key to be initialized
* \param key input buffer
* \param keylen size of the buffer
* (including the terminating null byte for PEM data)
* \param ctx The PK context to fill. It must have been initialized
* but not set up.
* \param key Input buffer to parse.
* The buffer must contain the input exactly, with no
* extra trailing material. For PEM, the buffer must
* contain a null-terminated string.
* \param keylen Size of \b key in bytes.
* For PEM data, this includes the terminating null byte,
* so \p keylen must be equal to `strlen(key) + 1`.
*
* \note On entry, ctx must be empty, either freshly initialised
* with mbedtls_pk_init() or reset with mbedtls_pk_free(). If you need a
@ -561,9 +598,14 @@ int mbedtls_pk_parse_public_key( mbedtls_pk_context *ctx,
/**
* \brief Load and parse a private key
*
* \param ctx key to be initialized
* \param ctx The PK context to fill. It must have been initialized
* but not set up.
* \param path filename to read the private key from
* \param password password to decrypt the file (can be NULL)
* \param password Optional password to decrypt the file.
* Pass \c NULL if expecting a non-encrypted key.
* Pass a null-terminated string if expecting an encrypted
* key; a non-encrypted key will also be accepted.
* The empty password is not supported.
*
* \note On entry, ctx must be empty, either freshly initialised
* with mbedtls_pk_init() or reset with mbedtls_pk_free(). If you need a
@ -580,7 +622,8 @@ int mbedtls_pk_parse_keyfile( mbedtls_pk_context *ctx,
/**
* \brief Load and parse a public key
*
* \param ctx key to be initialized
* \param ctx The PK context to fill. It must have been initialized
* but not set up.
* \param path filename to read the public key from
*
* \note On entry, ctx must be empty, either freshly initialised
@ -603,7 +646,7 @@ int mbedtls_pk_parse_public_keyfile( mbedtls_pk_context *ctx, const char *path )
* return value to determine where you should start
* using the buffer
*
* \param ctx private to write away
* \param ctx PK context which must contain a valid private key.
* \param buf buffer to write to
* \param size size of the buffer
*
@ -618,7 +661,7 @@ int mbedtls_pk_write_key_der( mbedtls_pk_context *ctx, unsigned char *buf, size_
* return value to determine where you should start
* using the buffer
*
* \param ctx public key to write away
* \param ctx PK context which must contain a valid public or private key.
* \param buf buffer to write to
* \param size size of the buffer
*
@ -631,9 +674,10 @@ int mbedtls_pk_write_pubkey_der( mbedtls_pk_context *ctx, unsigned char *buf, si
/**
* \brief Write a public key to a PEM string
*
* \param ctx public key to write away
* \param buf buffer to write to
* \param size size of the buffer
* \param ctx PK context which must contain a valid public or private key.
* \param buf Buffer to write to. The output includes a
* terminating null byte.
* \param size Size of the buffer in bytes.
*
* \return 0 if successful, or a specific error code
*/
@ -642,9 +686,10 @@ int mbedtls_pk_write_pubkey_pem( mbedtls_pk_context *ctx, unsigned char *buf, si
/**
* \brief Write a private key to a PKCS#1 or SEC1 PEM string
*
* \param ctx private to write away
* \param buf buffer to write to
* \param size size of the buffer
* \param ctx PK context which must contain a valid private key.
* \param buf Buffer to write to. The output includes a
* terminating null byte.
* \param size Size of the buffer in bytes.
*
* \return 0 if successful, or a specific error code
*/
@ -663,7 +708,8 @@ int mbedtls_pk_write_key_pem( mbedtls_pk_context *ctx, unsigned char *buf, size_
*
* \param p the position in the ASN.1 data
* \param end end of the buffer
* \param pk the key to fill
* \param pk The PK context to fill. It must have been initialized
* but not set up.
*
* \return 0 if successful, or a specific PK error code
*/
@ -678,7 +724,7 @@ int mbedtls_pk_parse_subpubkey( unsigned char **p, const unsigned char *end,
*
* \param p reference to current position pointer
* \param start start of the buffer (for bounds-checking)
* \param key public key to write away
* \param key PK context which must contain a valid public or private key.
*
* \return the length written or a negative error code
*/

67
library/pk.c
View File

@ -44,13 +44,18 @@
#include <limits.h>
#include <stdint.h>
/* Parameter validation macros based on platform_util.h */
#define PK_VALIDATE_RET( cond ) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_PK_BAD_INPUT_DATA )
#define PK_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
/*
* Initialise a mbedtls_pk_context
*/
void mbedtls_pk_init( mbedtls_pk_context *ctx )
{
if( ctx == NULL )
return;
PK_VALIDATE( ctx != NULL );
ctx->pk_info = NULL;
ctx->pk_ctx = NULL;
@ -75,6 +80,7 @@ void mbedtls_pk_free( mbedtls_pk_context *ctx )
*/
void mbedtls_pk_restart_init( mbedtls_pk_restart_ctx *ctx )
{
PK_VALIDATE( ctx != NULL );
ctx->pk_info = NULL;
ctx->rs_ctx = NULL;
}
@ -128,7 +134,8 @@ const mbedtls_pk_info_t * mbedtls_pk_info_from_type( mbedtls_pk_type_t pk_type )
*/
int mbedtls_pk_setup( mbedtls_pk_context *ctx, const mbedtls_pk_info_t *info )
{
if( ctx == NULL || info == NULL || ctx->pk_info != NULL )
PK_VALIDATE_RET( ctx != NULL );
if( info == NULL || ctx->pk_info != NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ( ctx->pk_ctx = info->ctx_alloc_func() ) == NULL )
@ -151,7 +158,8 @@ int mbedtls_pk_setup_rsa_alt( mbedtls_pk_context *ctx, void * key,
mbedtls_rsa_alt_context *rsa_alt;
const mbedtls_pk_info_t *info = &mbedtls_rsa_alt_info;
if( ctx == NULL || ctx->pk_info != NULL )
PK_VALIDATE_RET( ctx != NULL );
if( ctx->pk_info != NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ( ctx->pk_ctx = info->ctx_alloc_func() ) == NULL )
@ -175,7 +183,9 @@ int mbedtls_pk_setup_rsa_alt( mbedtls_pk_context *ctx, void * key,
*/
int mbedtls_pk_can_do( const mbedtls_pk_context *ctx, mbedtls_pk_type_t type )
{
/* null or NONE context can't do anything */
/* A context with null pk_info is not set up yet and can't do anything.
* For backward compatibility, also accept NULL instead of a context
* pointer. */
if( ctx == NULL || ctx->pk_info == NULL )
return( 0 );
@ -232,7 +242,12 @@ int mbedtls_pk_verify_restartable( mbedtls_pk_context *ctx,
const unsigned char *sig, size_t sig_len,
mbedtls_pk_restart_ctx *rs_ctx )
{
if( ctx == NULL || ctx->pk_info == NULL ||
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE && hash_len == 0 ) ||
hash != NULL );
PK_VALIDATE_RET( sig != NULL );
if( ctx->pk_info == NULL ||
pk_hashlen_helper( md_alg, &hash_len ) != 0 )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
@ -285,7 +300,12 @@ int mbedtls_pk_verify_ext( mbedtls_pk_type_t type, const void *options,
const unsigned char *hash, size_t hash_len,
const unsigned char *sig, size_t sig_len )
{
if( ctx == NULL || ctx->pk_info == NULL )
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE && hash_len == 0 ) ||
hash != NULL );
PK_VALIDATE_RET( sig != NULL );
if( ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ! mbedtls_pk_can_do( ctx, type ) )
@ -345,7 +365,12 @@ int mbedtls_pk_sign_restartable( mbedtls_pk_context *ctx,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng,
mbedtls_pk_restart_ctx *rs_ctx )
{
if( ctx == NULL || ctx->pk_info == NULL ||
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( ( md_alg == MBEDTLS_MD_NONE && hash_len == 0 ) ||
hash != NULL );
PK_VALIDATE_RET( sig != NULL );
if( ctx->pk_info == NULL ||
pk_hashlen_helper( md_alg, &hash_len ) != 0 )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
@ -399,7 +424,12 @@ int mbedtls_pk_decrypt( mbedtls_pk_context *ctx,
unsigned char *output, size_t *olen, size_t osize,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng )
{
if( ctx == NULL || ctx->pk_info == NULL )
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( input != NULL || ilen == 0 );
PK_VALIDATE_RET( output != NULL || osize == 0 );
PK_VALIDATE_RET( olen != NULL );
if( ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ctx->pk_info->decrypt_func == NULL )
@ -417,7 +447,12 @@ int mbedtls_pk_encrypt( mbedtls_pk_context *ctx,
unsigned char *output, size_t *olen, size_t osize,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng )
{
if( ctx == NULL || ctx->pk_info == NULL )
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( input != NULL || ilen == 0 );
PK_VALIDATE_RET( output != NULL || osize == 0 );
PK_VALIDATE_RET( olen != NULL );
if( ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ctx->pk_info->encrypt_func == NULL )
@ -432,8 +467,11 @@ int mbedtls_pk_encrypt( mbedtls_pk_context *ctx,
*/
int mbedtls_pk_check_pair( const mbedtls_pk_context *pub, const mbedtls_pk_context *prv )
{
if( pub == NULL || pub->pk_info == NULL ||
prv == NULL || prv->pk_info == NULL ||
PK_VALIDATE_RET( pub != NULL );
PK_VALIDATE_RET( prv != NULL );
if( pub->pk_info == NULL ||
prv->pk_info == NULL ||
prv->pk_info->check_pair_func == NULL )
{
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
@ -458,6 +496,8 @@ int mbedtls_pk_check_pair( const mbedtls_pk_context *pub, const mbedtls_pk_conte
*/
size_t mbedtls_pk_get_bitlen( const mbedtls_pk_context *ctx )
{
/* For backward compatibility, accept NULL or a context that
* isn't set up yet, and return a fake value that should be safe. */
if( ctx == NULL || ctx->pk_info == NULL )
return( 0 );
@ -469,7 +509,8 @@ size_t mbedtls_pk_get_bitlen( const mbedtls_pk_context *ctx )
*/
int mbedtls_pk_debug( const mbedtls_pk_context *ctx, mbedtls_pk_debug_item *items )
{
if( ctx == NULL || ctx->pk_info == NULL )
PK_VALIDATE_RET( ctx != NULL );
if( ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
if( ctx->pk_info->debug_func == NULL )

53
library/pkparse.c
View File

@ -61,6 +61,12 @@
#define mbedtls_free free
#endif
/* Parameter validation macros based on platform_util.h */
#define PK_VALIDATE_RET( cond ) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_PK_BAD_INPUT_DATA )
#define PK_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
#if defined(MBEDTLS_FS_IO)
/*
* Load all data from a file into a given buffer.
@ -74,6 +80,10 @@ int mbedtls_pk_load_file( const char *path, unsigned char **buf, size_t *n )
FILE *f;
long size;
PK_VALIDATE_RET( path != NULL );
PK_VALIDATE_RET( buf != NULL );
PK_VALIDATE_RET( n != NULL );
if( ( f = fopen( path, "rb" ) ) == NULL )
return( MBEDTLS_ERR_PK_FILE_IO_ERROR );
@ -124,6 +134,9 @@ int mbedtls_pk_parse_keyfile( mbedtls_pk_context *ctx,
size_t n;
unsigned char *buf;
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( path != NULL );
if( ( ret = mbedtls_pk_load_file( path, &buf, &n ) ) != 0 )
return( ret );
@ -148,6 +161,9 @@ int mbedtls_pk_parse_public_keyfile( mbedtls_pk_context *ctx, const char *path )
size_t n;
unsigned char *buf;
PK_VALIDATE_RET( ctx != NULL );
PK_VALIDATE_RET( path != NULL );
if( ( ret = mbedtls_pk_load_file( path, &buf, &n ) ) != 0 )
return( ret );
@ -605,6 +621,11 @@ int mbedtls_pk_parse_subpubkey( unsigned char **p, const unsigned char *end,
mbedtls_pk_type_t pk_alg = MBEDTLS_PK_NONE;
const mbedtls_pk_info_t *pk_info;
PK_VALIDATE_RET( p != NULL );
PK_VALIDATE_RET( *p != NULL );
PK_VALIDATE_RET( end != NULL );
PK_VALIDATE_RET( pk != NULL );
if( ( ret = mbedtls_asn1_get_tag( p, end, &len,
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) ) != 0 )
{
@ -1145,16 +1166,22 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *pk,
{
int ret;
const mbedtls_pk_info_t *pk_info;
#if defined(MBEDTLS_PEM_PARSE_C)
size_t len;
mbedtls_pem_context pem;
#endif
mbedtls_pem_init( &pem );
PK_VALIDATE_RET( pk != NULL );
if( keylen == 0 )
return( MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
PK_VALIDATE_RET( key != NULL );
#if defined(MBEDTLS_PEM_PARSE_C)
mbedtls_pem_init( &pem );
#if defined(MBEDTLS_RSA_C)
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,
@ -1185,7 +1212,7 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *pk,
#if defined(MBEDTLS_ECP_C)
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,
@ -1215,7 +1242,7 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *pk,
#endif /* MBEDTLS_ECP_C */
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,
@ -1238,7 +1265,7 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *pk,
#if defined(MBEDTLS_PKCS12_C) || defined(MBEDTLS_PKCS5_C)
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,
@ -1276,9 +1303,6 @@ int mbedtls_pk_parse_key( mbedtls_pk_context *pk,
{
unsigned char *key_copy;
if( keylen == 0 )
return( MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
if( ( key_copy = mbedtls_calloc( 1, keylen ) ) == NULL )
return( MBEDTLS_ERR_PK_ALLOC_FAILED );
@ -1360,11 +1384,18 @@ int mbedtls_pk_parse_public_key( mbedtls_pk_context *ctx,
#if defined(MBEDTLS_PEM_PARSE_C)
size_t len;
mbedtls_pem_context pem;
#endif
PK_VALIDATE_RET( ctx != NULL );
if( keylen == 0 )
return( MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
PK_VALIDATE_RET( key != NULL || keylen == 0 );
#if defined(MBEDTLS_PEM_PARSE_C)
mbedtls_pem_init( &pem );
#if defined(MBEDTLS_RSA_C)
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,
@ -1395,7 +1426,7 @@ int mbedtls_pk_parse_public_key( mbedtls_pk_context *ctx,
#endif /* MBEDTLS_RSA_C */
/* Avoid calling mbedtls_pem_read_buffer() on non-null-terminated string */
if( keylen == 0 || key[keylen - 1] != '\0' )
if( key[keylen - 1] != '\0' )
ret = MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT;
else
ret = mbedtls_pem_read_buffer( &pem,

32
library/pkwrite.c
View File

@ -30,6 +30,7 @@
#include "mbedtls/pk.h"
#include "mbedtls/asn1write.h"
#include "mbedtls/oid.h"
#include "mbedtls/platform_util.h"
#include <string.h>
@ -54,6 +55,12 @@
#define mbedtls_free free
#endif
/* Parameter validation macros based on platform_util.h */
#define PK_VALIDATE_RET( cond ) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_PK_BAD_INPUT_DATA )
#define PK_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
#if defined(MBEDTLS_RSA_C)
/*
* RSAPublicKey ::= SEQUENCE {
@ -151,6 +158,11 @@ int mbedtls_pk_write_pubkey( unsigned char **p, unsigned char *start,
int ret;
size_t len = 0;
PK_VALIDATE_RET( p != NULL );
PK_VALIDATE_RET( *p != NULL );
PK_VALIDATE_RET( start != NULL );
PK_VALIDATE_RET( key != NULL );
#if defined(MBEDTLS_RSA_C)
if( mbedtls_pk_get_type( key ) == MBEDTLS_PK_RSA )
MBEDTLS_ASN1_CHK_ADD( len, pk_write_rsa_pubkey( p, start, mbedtls_pk_rsa( *key ) ) );
@ -173,6 +185,11 @@ int mbedtls_pk_write_pubkey_der( mbedtls_pk_context *key, unsigned char *buf, si
size_t len = 0, par_len = 0, oid_len;
const char *oid;
PK_VALIDATE_RET( key != NULL );
if( size == 0 )
return( MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
PK_VALIDATE_RET( buf != NULL );
c = buf + size;
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_pk_write_pubkey( &c, buf, key ) );
@ -217,9 +234,16 @@ int mbedtls_pk_write_pubkey_der( mbedtls_pk_context *key, unsigned char *buf, si
int mbedtls_pk_write_key_der( mbedtls_pk_context *key, unsigned char *buf, size_t size )
{
int ret;
unsigned char *c = buf + size;
unsigned char *c;
size_t len = 0;
PK_VALIDATE_RET( key != NULL );
if( size == 0 )
return( MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
PK_VALIDATE_RET( buf != NULL );
c = buf + size;
#if defined(MBEDTLS_RSA_C)
if( mbedtls_pk_get_type( key ) == MBEDTLS_PK_RSA )
{
@ -457,6 +481,9 @@ int mbedtls_pk_write_pubkey_pem( mbedtls_pk_context *key, unsigned char *buf, si
unsigned char output_buf[PUB_DER_MAX_BYTES];
size_t olen = 0;
PK_VALIDATE_RET( key != NULL );
PK_VALIDATE_RET( buf != NULL || size == 0 );
if( ( ret = mbedtls_pk_write_pubkey_der( key, output_buf,
sizeof(output_buf) ) ) < 0 )
{
@ -480,6 +507,9 @@ int mbedtls_pk_write_key_pem( mbedtls_pk_context *key, unsigned char *buf, size_
const char *begin, *end;
size_t olen = 0;
PK_VALIDATE_RET( key != NULL );
PK_VALIDATE_RET( buf != NULL || size == 0 );
if( ( ret = mbedtls_pk_write_key_der( key, output_buf, sizeof(output_buf) ) ) < 0 )
return( ret );

10
tests/suites/test_suite_pk.data
View File

@ -1,3 +1,13 @@
PK invalid parameters
invalid_parameters:
PK valid parameters
valid_parameters:
PK write valid parameters
depends_on:MBEDTLS_RSA_C
valid_parameters_pkwrite:"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"
PK utils: RSA
depends_on:MBEDTLS_RSA_C:MBEDTLS_GENPRIME
pk_utils:MBEDTLS_PK_RSA:512:64:"RSA"

422
tests/suites/test_suite_pk.function
View File

@ -2,6 +2,8 @@
#include "mbedtls/pk.h"
/* For error codes */
#include "mbedtls/asn1.h"
#include "mbedtls/base64.h"
#include "mbedtls/ecp.h"
#include "mbedtls/rsa.h"
@ -69,6 +71,426 @@ size_t mbedtls_rsa_key_len_func( void *ctx )
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void valid_parameters( )
{
mbedtls_pk_context pk;
unsigned char buf[1];
size_t len;
void *options = NULL;
mbedtls_pk_init( &pk );
TEST_VALID_PARAM( mbedtls_pk_free( NULL ) );
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
TEST_VALID_PARAM( mbedtls_pk_restart_free( NULL ) );
#endif
TEST_ASSERT( mbedtls_pk_setup( &pk, NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
/* In informational functions, we accept NULL where a context pointer
* is expected because that's what the library has done forever.
* We do not document that NULL is accepted, so we may wish to change
* the behavior in a future version. */
TEST_ASSERT( mbedtls_pk_get_bitlen( NULL ) == 0 );
TEST_ASSERT( mbedtls_pk_get_len( NULL ) == 0 );
TEST_ASSERT( mbedtls_pk_can_do( NULL, MBEDTLS_PK_NONE ) == 0 );
TEST_ASSERT( mbedtls_pk_sign_restartable( &pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, &len,
rnd_std_rand, NULL,
NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_sign_restartable( &pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, &len,
rnd_std_rand, NULL,
NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_sign( &pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, &len,
rnd_std_rand, NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_verify_restartable( &pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, sizeof( buf ),
NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_verify( &pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, sizeof( buf ) ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_verify_ext( MBEDTLS_PK_NONE, options,
&pk,
MBEDTLS_MD_NONE,
NULL, 0,
buf, sizeof( buf ) ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_encrypt( &pk,
NULL, 0,
NULL, &len, 0,
rnd_std_rand, NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_pk_decrypt( &pk,
NULL, 0,
NULL, &len, 0,
rnd_std_rand, NULL ) ==
MBEDTLS_ERR_PK_BAD_INPUT_DATA );
#if defined(MBEDTLS_PK_PARSE_C)
TEST_ASSERT( mbedtls_pk_parse_key( &pk, NULL, 0, NULL, 1 ) ==
MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
TEST_ASSERT( mbedtls_pk_parse_public_key( &pk, NULL, 0 ) ==
MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
#endif /* MBEDTLS_PK_PARSE_C */
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_PK_WRITE_C */
void valid_parameters_pkwrite( data_t *key_data )
{
mbedtls_pk_context pk;
/* For the write tests to be effective, we need a valid key pair. */
mbedtls_pk_init( &pk );
TEST_ASSERT( mbedtls_pk_parse_key( &pk,
key_data->x, key_data->len,
NULL, 0 ) == 0 );
TEST_ASSERT( mbedtls_pk_write_key_der( &pk, NULL, 0 ) ==
MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
TEST_ASSERT( mbedtls_pk_write_pubkey_der( &pk, NULL, 0 ) ==
MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
#if defined(MBEDTLS_PEM_WRITE_C)
TEST_ASSERT( mbedtls_pk_write_key_pem( &pk, NULL, 0 ) ==
MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL );
TEST_ASSERT( mbedtls_pk_write_pubkey_pem( &pk, NULL, 0 ) ==
MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL );
#endif /* MBEDTLS_PEM_WRITE_C */
exit:
mbedtls_pk_free( &pk );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
void invalid_parameters( )
{
size_t len;
unsigned char *null_buf = NULL;
unsigned char buf[1];
unsigned char *p = buf;
char str[1] = {0};
mbedtls_pk_context pk;
mbedtls_md_type_t valid_md = MBEDTLS_MD_SHA256;
void *options = buf;
(void) null_buf;
(void) p;
(void) str;
mbedtls_pk_init( &pk );
TEST_INVALID_PARAM( mbedtls_pk_init( NULL ) );
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
TEST_INVALID_PARAM( mbedtls_pk_restart_init( NULL ) );
#endif
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_setup( NULL, NULL ) );
#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_setup_rsa_alt( NULL, buf,
NULL, NULL, NULL ) );
#endif
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_restartable( NULL,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
buf, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_restartable( &pk,
MBEDTLS_MD_NONE,
NULL, sizeof( buf ),
buf, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_restartable( &pk,
valid_md,
NULL, 0,
buf, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_restartable( &pk,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
NULL, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify( NULL,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify( &pk,
MBEDTLS_MD_NONE,
NULL, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify( &pk,
valid_md,
NULL, 0,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify( &pk,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
NULL, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_ext( MBEDTLS_PK_NONE, options,
NULL,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_ext( MBEDTLS_PK_NONE, options,
&pk,
MBEDTLS_MD_NONE,
NULL, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_ext( MBEDTLS_PK_NONE, options,
&pk,
valid_md,
NULL, 0,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_verify_ext( MBEDTLS_PK_NONE, options,
&pk,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
NULL, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign_restartable( NULL,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
buf, &len,
rnd_std_rand, NULL,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign_restartable( &pk,
MBEDTLS_MD_NONE,
NULL, sizeof( buf ),
buf, &len,
rnd_std_rand, NULL,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign_restartable( &pk,
valid_md,
NULL, 0,
buf, &len,
rnd_std_rand, NULL,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign_restartable( &pk,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
NULL, &len,
rnd_std_rand, NULL,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign( NULL,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
buf, &len,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign( &pk,
MBEDTLS_MD_NONE,
NULL, sizeof( buf ),
buf, &len,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign( &pk,
valid_md,
NULL, 0,
buf, &len,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_sign( &pk,
MBEDTLS_MD_NONE,
buf, sizeof( buf ),
NULL, &len,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_decrypt( NULL,
buf, sizeof( buf ),
buf, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_decrypt( &pk,
NULL, sizeof( buf ),
buf, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_decrypt( &pk,
buf, sizeof( buf ),
NULL, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_decrypt( &pk,
buf, sizeof( buf ),
buf, NULL, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_encrypt( NULL,
buf, sizeof( buf ),
buf, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_encrypt( &pk,
NULL, sizeof( buf ),
buf, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_encrypt( &pk,
buf, sizeof( buf ),
NULL, &len, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_encrypt( &pk,
buf, sizeof( buf ),
buf, NULL, sizeof( buf ),
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_check_pair( NULL, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_check_pair( &pk, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_debug( NULL, NULL ) );
#if defined(MBEDTLS_PK_PARSE_C)
#if defined(MBEDTLS_FS_IO)
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_load_file( NULL, &p, &len ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_load_file( str, NULL, &len ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_load_file( str, &p, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_keyfile( NULL, str, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_keyfile( &pk, NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_public_keyfile( NULL, str ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_public_keyfile( &pk, NULL ) );
#endif
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_subpubkey( NULL, buf, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_subpubkey( &null_buf, buf, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_subpubkey( &p, NULL, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_subpubkey( &p, buf, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_key( NULL,
buf, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_key( &pk,
NULL, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_public_key( NULL,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_parse_public_key( &pk,
NULL, sizeof( buf ) ) );
#endif /* MBEDTLS_PK_PARSE_C */
#if defined(MBEDTLS_PK_WRITE_C)
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey( NULL, p, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey( &null_buf, p, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey( &p, NULL, &pk ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey( &p, p, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey_der( NULL,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey_der( &pk,
NULL, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_key_der( NULL,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_key_der( &pk,
NULL, sizeof( buf ) ) );
#if defined(MBEDTLS_PEM_WRITE_C)
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey_pem( NULL,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_pubkey_pem( &pk,
NULL, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_key_pem( NULL,
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_PK_BAD_INPUT_DATA,
mbedtls_pk_write_key_pem( &pk,
NULL, sizeof( buf ) ) );
#endif /* MBEDTLS_PEM_WRITE_C */
#endif /* MBEDTLS_PK_WRITE_C */
}
/* END_CASE */
/* BEGIN_CASE */
void pk_utils( int type, int size, int len, char * name )
{