Accept a trailing space at end of PEM lines
With certs being copy-pasted from webmails and all, this will probably become
more and more common.
diff --git a/ChangeLog b/ChangeLog
index b4bed6c..a80a85e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -19,6 +19,7 @@
Changes
* Add SSL_MIN_DHM_BYTES configuration parameter in config.h to choose the
minimum size of Diffie-Hellman parameters accepted by the client.
+ * The PEM parser now accepts a trailing space at end of lines (#226).
= Version 1.2.14 released 2015-06-26
diff --git a/library/pem.c b/library/pem.c
index 4f853b5..5c973ac 100644
--- a/library/pem.c
+++ b/library/pem.c
@@ -208,12 +208,14 @@
return( POLARSSL_ERR_PEM_NO_HEADER_FOOTER_PRESENT );
s1 += strlen( header );
+ if( *s1 == ' ' ) s1++;
if( *s1 == '\r' ) s1++;
if( *s1 == '\n' ) s1++;
else return( POLARSSL_ERR_PEM_NO_HEADER_FOOTER_PRESENT );
end = s2;
end += strlen( footer );
+ if( *end == ' ' ) end++;
if( *end == '\r' ) end++;
if( *end == '\n' ) end++;
*use_len = end - data;