Fix unused variable/function compilation warnings
This PR fixes a number of unused variable/function compilation warnings
that arise when using a config.h that does not define the macro
POLARSSL_PEM_PARSE_C.
diff --git a/library/pem.c b/library/pem.c
index 054fcff..ac83116 100644
--- a/library/pem.c
+++ b/library/pem.c
@@ -45,12 +45,12 @@
#define polarssl_free free
#endif
+#if defined(POLARSSL_PEM_PARSE_C)
/* Implementation that should never be optimized out by the compiler */
static void polarssl_zeroize( void *v, size_t n ) {
volatile unsigned char *p = v; while( n-- ) *p++ = 0;
}
-#if defined(POLARSSL_PEM_PARSE_C)
void pem_init( pem_context *ctx )
{
memset( ctx, 0, sizeof( pem_context ) );
diff --git a/library/x509_csr.c b/library/x509_csr.c
index 558b078..9bdfe88 100644
--- a/library/x509_csr.c
+++ b/library/x509_csr.c
@@ -260,8 +260,8 @@
*/
int x509_csr_parse( x509_csr *csr, const unsigned char *buf, size_t buflen )
{
- int ret;
#if defined(POLARSSL_PEM_PARSE_C)
+ int ret;
size_t use_len;
pem_context pem;
#endif