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Introduce mbedtls_x509_crt_verify_restartable()

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This commit is contained in:
Manuel Pégourié-Gonnard 2017-07-11 11:02:20 +02:00
parent 21b7719fb2
commit bc3f44ae9c
2 changed files with 111 additions and 11 deletions
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62
library/x509_crt.c
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@ -2271,7 +2271,7 @@ static int x509_crt_merge_flags_with_cb(
}
/*
* Verify the certificate validity
* Verify the certificate validity (default profile, not restartable)
*/
int mbedtls_x509_crt_verify( mbedtls_x509_crt *crt,
mbedtls_x509_crt *trust_ca,
@ -2280,19 +2280,13 @@ int mbedtls_x509_crt_verify( mbedtls_x509_crt *crt,
int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
void *p_vrfy )
{
return( mbedtls_x509_crt_verify_with_profile( crt, trust_ca, ca_crl,
&mbedtls_x509_crt_profile_default, cn, flags, f_vrfy, p_vrfy ) );
return( mbedtls_x509_crt_verify_restartable( crt, trust_ca, ca_crl,
&mbedtls_x509_crt_profile_default, cn, flags,
f_vrfy, p_vrfy, NULL ) );
}
/*
* Verify the certificate validity, with profile
*
* This function:
* - checks the requested CN (if any)
* - checks the type and size of the EE cert's key,
* as that isn't done as part of chain building/verification currently
* - builds and verifies the chain
* - then calls the callback and merges the flags
* Verify the certificate validity (user-chosen profile, not restartable)
*/
int mbedtls_x509_crt_verify_with_profile( mbedtls_x509_crt *crt,
mbedtls_x509_crt *trust_ca,
@ -2301,6 +2295,29 @@ int mbedtls_x509_crt_verify_with_profile( mbedtls_x509_crt *crt,
const char *cn, uint32_t *flags,
int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
void *p_vrfy )
{
return( mbedtls_x509_crt_verify_restartable( crt, trust_ca, ca_crl,
profile, cn, flags, f_vrfy, p_vrfy, NULL ) );
}
/*
* Verify the certificate validity, with profile, restartable version
*
* This function:
* - checks the requested CN (if any)
* - checks the type and size of the EE cert's key,
* as that isn't done as part of chain building/verification currently
* - builds and verifies the chain
* - then calls the callback and merges the flags
*/
int mbedtls_x509_crt_verify_restartable( mbedtls_x509_crt *crt,
mbedtls_x509_crt *trust_ca,
mbedtls_x509_crl *ca_crl,
const mbedtls_x509_crt_profile *profile,
const char *cn, uint32_t *flags,
int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
void *p_vrfy,
mbedtls_x509_crt_restart_ctx *rs_ctx )
{
int ret;
mbedtls_pk_type_t pk_type;
@ -2308,6 +2325,8 @@ int mbedtls_x509_crt_verify_with_profile( mbedtls_x509_crt *crt,
size_t chain_len;
uint32_t *ee_flags = &ver_chain[0].flags;
(void) rs_ctx;
*flags = 0;
memset( ver_chain, 0, sizeof( ver_chain ) );
chain_len = 0;
@ -2450,4 +2469,25 @@ void mbedtls_x509_crt_free( mbedtls_x509_crt *crt )
while( cert_cur != NULL );
}
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
/*
* Initialize a restart context
*/
void mbedtls_x509_crt_restart_init( mbedtls_x509_crt_restart_ctx *ctx )
{
mbedtls_ecdsa_restart_init( &ctx->ecdsa );
}
/*
* Free the components of a restart context
*/
void mbedtls_x509_crt_restart_free( mbedtls_x509_crt_restart_ctx *ctx )
{
if( ctx == NULL )
return;
mbedtls_ecdsa_restart_free( &ctx->ecdsa );
}
#endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
#endif /* MBEDTLS_X509_CRT_PARSE_C */