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x509parse_crt() now better handles PEM error situations

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Because of new pem_read_buffer() handling of when it writes use_len,
x509parse_crt() is able to better handle situations where a PEM blob
results in an error but the other blobs can still be parsed.
This commit is contained in:
Paul Bakker 2013-06-06 15:01:18 +02:00
parent 9255e8300e
commit 6417186365
2 changed files with 11 additions and 0 deletions
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1
ChangeLog
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@ -9,6 +9,7 @@ Bugfix
supports secure renegotiation
* Fixed offset for cert_type list in ssl_parse_certificate_request()
* Fixed const correctness issues that have no impact on the ABI
* x509parse_crt() now better handles PEM error situations
= Version 1.2.7 released 2013-04-13
Features

10
library/x509parse.c
View file

@ -1463,10 +1463,20 @@ int x509parse_crt( x509_cert *chain, const unsigned char *buf, size_t buflen )
buflen -= use_len;
buf += use_len;
}
else if( ret == POLARSSL_ERR_PEM_BAD_INPUT_DATA )
{
return( ret );
}
else if( ret != POLARSSL_ERR_PEM_NO_HEADER_FOOTER_PRESENT )
{
pem_free( &pem );
/*
* PEM header and footer were found
*/
buflen -= use_len;
buf += use_len;
if( first_error == 0 )
first_error = ret;