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Better document some function arguments

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Manuel Pégourié-Gonnard 2017-08-17 10:52:20 +02:00
parent b889d3e5fb
commit 98a6778d47
1 changed files with 23 additions and 1 deletions
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24
library/x509_crt.c
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@ -1949,6 +1949,16 @@ static int x509_crt_check_parent( const mbedtls_x509_crt *child,
* way we select the correct one is by checking the signature (as we don't
* rely on key identifier extensions). (This is one way users might choose to
* handle key rollover, another relies on self-issued certs, see [SIRO].)
*
* Arguments:
* [in] child: certificate for which we want a parent
* [in] candidates: list of possible parents
* [out] r_parent: parent found (or NULL)
* [out] r_signature_is_good: 1 if child signature by parent is valid, or 0
* [in] top: 1 if candidates are locally trusted, or 0
* [in] path_cnt: number of links in the chain so far (EE -> ... -> child)
* [in] self_cnt: number of self-signed certs in the chain so far
* [in-out] rs_ctx: context for restarting operations
*/
static int x509_crt_find_parent_in(
mbedtls_x509_crt *child,
@ -2061,6 +2071,17 @@ check_signature:
*
* Searches in trusted CAs first, and return the first suitable parent found
* (see find_parent_in() for definition of suitable).
*
* Arguments:
* [in] child: certificate for which we want a parent,
* possibly followed by a list of ancestors
* [in] trust_ca: list of locally trusted certificates
* [out] parent: parent found (or NULL)
* [out] parent_is_trusted: 1 if returned `parent` is trusted, or 0
* [out] signature_is_good: 1 if child signature by parent is valid, or 0
* [in] path_cnt: number of links in the chain so far (EE -> ... -> child)
* [in] self_cnt: number of self-signed certs in the chain so far
* [in-out] rs_ctx: context for restarting operations
*/
static int x509_crt_find_parent(
mbedtls_x509_crt *child,
@ -2187,6 +2208,7 @@ static int x509_crt_check_ee_locally_trusted(
* - [in] trust_ca: the trusted list R1, ..., Rp
* - [in] ca_crl, profile: as in verify_with_profile()
* - [out] ver_chain: the built and verified chain
* - [in-out] rs_ctx: context for restarting operations
*
* Return value:
* - non-zero if the chain could not be fully built and examined
@ -2311,7 +2333,7 @@ find_parent:
return( MBEDTLS_ERR_X509_FATAL_ERROR );
}
/* signature was check while searching parent */
/* signature was checked while searching parent */
if( ! signature_is_good )
*flags |= MBEDTLS_X509_BADCERT_NOT_TRUSTED;