Add __attribute__((warn_unused_result)) to crypto functions.

[meshlink] / src / ecdsagen.h

diff --git a/src/ecdsagen.h b/src/ecdsagen.h
index 2f373ab4527cab65b931cefe767ca55378454e10..12e5c0032c5c25b7b7fa209a7570daf45675de61 100644 (file)
--- a/src/ecdsagen.h
+++ b/src/ecdsagen.h
@@ -22,8 +22,8 @@
 
 #include "ecdsa.h"
 
-extern ecdsa_t *ecdsa_generate(void);
-extern bool ecdsa_write_pem_public_key(ecdsa_t *ecdsa, FILE *fp);
-extern bool ecdsa_write_pem_private_key(ecdsa_t *ecdsa, FILE *fp);
+extern ecdsa_t *ecdsa_generate(void) __attribute__ ((__malloc__));
+extern bool ecdsa_write_pem_public_key(ecdsa_t *ecdsa, FILE *fp) __attribute__ ((__warn_unused_result__));
+extern bool ecdsa_write_pem_private_key(ecdsa_t *ecdsa, FILE *fp) __attribute__ ((__warn_unused_result__));
 
 #endif