X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fed25519%2Fecdsa.c;h=f8aafe460b128868f9f63dd36c0ad47b0ebeead4;hb=91355b9ac5a80d6d7da6951a72ea0c22651bdfa8;hp=bfdabc19e681eb57bf4607b5a8f345ded0d6a45e;hpb=666718998eaa044f6f25fe99810a78dca8471393;p=tinc

diff --git a/src/ed25519/ecdsa.c b/src/ed25519/ecdsa.c
index bfdabc19..f8aafe46 100644
--- a/src/ed25519/ecdsa.c
+++ b/src/ed25519/ecdsa.c
@@ -84,11 +84,13 @@ static bool read_pem(FILE *fp, const char *type, void *buf, size_t size) {
 		size_t len = b64decode(line, line, linelen);
 		if(!len) {
 			logger(DEBUG_ALWAYS, LOG_ERR, "Invalid base64 data in PEM file\n");
+			errno = EINVAL;
 			return false;
 		}
 
 		if(len > size) {
 			logger(DEBUG_ALWAYS, LOG_ERR, "Too much base64 data in PEM file\n");
+			errno = EINVAL;
 			return false;
 		}
 
@@ -98,7 +100,12 @@ static bool read_pem(FILE *fp, const char *type, void *buf, size_t size) {
 	}
 
 	if(size) {
-		logger(DEBUG_ALWAYS, LOG_ERR, "Too little base64 data in PEM file\n");
+		if(data) {
+			errno = EINVAL;
+			logger(DEBUG_ALWAYS, LOG_ERR, "Too little base64 data in PEM file\n");
+		} else {
+			errno = ENOENT;
+		}
 		return false;
 	}