pem_read_buffer() already update use_len after header and footer are read
After header and footer are read, pem_read_buffer() is able to determine
the length of input data used. This allows calling functions to skip
this PEM bit if an error occurs during its parsing.
diff --git a/library/error.c b/library/error.c
index 3f71748..42f3cac 100644
--- a/library/error.c
+++ b/library/error.c
@@ -196,8 +196,8 @@
#endif /* POLARSSL_MD_C */
#if defined(POLARSSL_PEM_C)
- if( use_ret == -(POLARSSL_ERR_PEM_NO_HEADER_PRESENT) )
- snprintf( buf, buflen, "PEM - No PEM header found" );
+ if( use_ret == -(POLARSSL_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
+ snprintf( buf, buflen, "PEM - No PEM header or footer found" );
if( use_ret == -(POLARSSL_ERR_PEM_INVALID_DATA) )
snprintf( buf, buflen, "PEM - PEM string is not as expected" );
if( use_ret == -(POLARSSL_ERR_PEM_MALLOC_FAILED) )
@@ -212,6 +212,8 @@
snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
if( use_ret == -(POLARSSL_ERR_PEM_FEATURE_UNAVAILABLE) )
snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
+ if( use_ret == -(POLARSSL_ERR_PEM_BAD_INPUT_DATA) )
+ snprintf( buf, buflen, "PEM - Bad input parameters to function" );
#endif /* POLARSSL_PEM_C */
#if defined(POLARSSL_RSA_C)