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Gate secure element support by a separate config option

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Secure element support has its own source file, and in addition
requires many hooks in other files. This is a nontrivial amount of
code, so make it optional (but default on).
This commit is contained in:
Gilles Peskine
2019-06-26 11:24:49 +02:00
parent c93a43bed6
commit a8ade16ffd
9 changed files with 43 additions and 3 deletions
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4
library/psa_crypto.c
View File

@ -32,7 +32,9 @@
#include "psa_crypto_core.h"
#include "psa_crypto_invasive.h"
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
#include "psa_crypto_se.h"
#endif
#include "psa_crypto_slot_management.h"
/* Include internal declarations that are useful for implementing persistently
* stored keys. */
@ -5212,9 +5214,11 @@ void mbedtls_psa_crypto_free( void )
* In particular, this sets all state indicator to the value
* indicating "uninitialized". */
mbedtls_platform_zeroize( &global_data, sizeof( global_data ) );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
/* Unregister all secure element drivers, so that we restart from
* a pristine state. */
psa_unregister_all_se_drivers( );
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
}
psa_status_t psa_crypto_init( void )

4
library/psa_crypto_se.c
View File

@ -25,7 +25,7 @@
#include MBEDTLS_CONFIG_FILE
#endif
#if defined(MBEDTLS_PSA_CRYPTO_C)
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
#include <string.h>
@ -76,4 +76,4 @@ void psa_unregister_all_se_drivers( void )
memset( driver_table, 0, sizeof( driver_table ) );
}
#endif /* MBEDTLS_PSA_CRYPTO_C */
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */

3
library/version_features.c
View File

@ -555,6 +555,9 @@ static const char *features[] = {
#if defined(MBEDTLS_PSA_CRYPTO_C)
"MBEDTLS_PSA_CRYPTO_C",
#endif /* MBEDTLS_PSA_CRYPTO_C */
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
"MBEDTLS_PSA_CRYPTO_SE_C",
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
"MBEDTLS_PSA_CRYPTO_STORAGE_C",
#endif /* MBEDTLS_PSA_CRYPTO_STORAGE_C */