X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fed25519%2Fecdsa.c;h=8dee1246a05b3d3c64ce012d7f0d036fbe91055c;hb=2c6b2d70e6640f39563ad7bb0aa0ba87f883848c;hp=f8aafe460b128868f9f63dd36c0ad47b0ebeead4;hpb=04fc19112da5e7fcefefcf6e490987cdcfb6f620;p=tinc

diff --git a/src/ed25519/ecdsa.c b/src/ed25519/ecdsa.c
index f8aafe46..8dee1246 100644
--- a/src/ed25519/ecdsa.c
+++ b/src/ed25519/ecdsa.c
@@ -21,7 +21,7 @@
 
 #include "ed25519.h"
 
-#define __TINC_ECDSA_INTERNAL__
+#define TINC_ECDSA_INTERNAL
 typedef struct {
 	uint8_t private[64];
 	uint8_t public[32];
@@ -35,17 +35,18 @@ typedef struct {
 // Get and set ECDSA keys
 //
 ecdsa_t *ecdsa_set_base64_public_key(const char *p) {
-	int len = strlen(p);
+	size_t len = strlen(p);
 
 	if(len != 43) {
-		logger(DEBUG_ALWAYS, LOG_ERR, "Invalid size %d for public key!", len);
+		logger(DEBUG_ALWAYS, LOG_ERR, "Invalid size %zu for public key!", len);
 		return 0;
 	}
 
-	ecdsa_t *ecdsa = xzalloc(sizeof *ecdsa);
+	ecdsa_t *ecdsa = xzalloc(sizeof(*ecdsa));
 	len = b64decode(p, ecdsa->public, len);
+
 	if(len != 32) {
-		logger(DEBUG_ALWAYS, LOG_ERR, "Invalid format of public key! len = %d", len);
+		logger(DEBUG_ALWAYS, LOG_ERR, "Invalid format of public key! len = %zu", len);
 		free(ecdsa);
 		return 0;
 	}
@@ -55,33 +56,40 @@ ecdsa_t *ecdsa_set_base64_public_key(const char *p) {
 
 char *ecdsa_get_base64_public_key(ecdsa_t *ecdsa) {
 	char *base64 = xmalloc(44);
-	b64encode(ecdsa->public, base64, sizeof ecdsa->public);
+	b64encode(ecdsa->public, base64, sizeof(ecdsa->public));
 
 	return base64;
 }
 
 // Read PEM ECDSA keys
 
-static bool read_pem(FILE *fp, const char *type, void *buf, size_t size) {
+static bool read_pem(FILE *fp, const char *type, void *vbuf, size_t size) {
 	char line[1024];
 	bool data = false;
 	size_t typelen = strlen(type);
+	char *buf = vbuf;
 
-	while(fgets(line, sizeof line, fp)) {
+	while(fgets(line, sizeof(line), fp)) {
 		if(!data) {
-			if(strncmp(line, "-----BEGIN ", 11))
+			if(strncmp(line, "-----BEGIN ", 11)) {
 				continue;
-			if(strncmp(line + 11, type, typelen))
+			}
+
+			if(strncmp(line + 11, type, typelen)) {
 				continue;
+			}
+
 			data = true;
 			continue;
 		}
 
-		if(!strncmp(line, "-----END ", 9))
+		if(!strncmp(line, "-----END ", 9)) {
 			break;
+		}
 
 		size_t linelen = strcspn(line, "\r\n");
 		size_t len = b64decode(line, line, linelen);
+
 		if(!len) {
 			logger(DEBUG_ALWAYS, LOG_ERR, "Invalid base64 data in PEM file\n");
 			errno = EINVAL;
@@ -106,6 +114,7 @@ static bool read_pem(FILE *fp, const char *type, void *buf, size_t size) {
 		} else {
 			errno = ENOENT;
 		}
+
 		return false;
 	}
 
@@ -113,22 +122,29 @@ static bool read_pem(FILE *fp, const char *type, void *buf, size_t size) {
 }
 
 ecdsa_t *ecdsa_read_pem_public_key(FILE *fp) {
-	ecdsa_t *ecdsa = xzalloc(sizeof *ecdsa);
-	if(read_pem(fp, "ED25519 PUBLIC KEY", ecdsa->public, sizeof ecdsa->public))
+	ecdsa_t *ecdsa = xzalloc(sizeof(*ecdsa));
+
+	if(read_pem(fp, "ED25519 PUBLIC KEY", ecdsa->public, sizeof(ecdsa->public))) {
 		return ecdsa;
+	}
+
 	free(ecdsa);
 	return 0;
 }
 
 ecdsa_t *ecdsa_read_pem_private_key(FILE *fp) {
-	ecdsa_t *ecdsa = xmalloc(sizeof *ecdsa);
-	if(read_pem(fp, "ED25519 PRIVATE KEY", ecdsa->private, sizeof *ecdsa))
+	ecdsa_t *ecdsa = xmalloc(sizeof(*ecdsa));
+
+	if(read_pem(fp, "ED25519 PRIVATE KEY", ecdsa->private, sizeof(*ecdsa))) {
 		return ecdsa;
+	}
+
 	free(ecdsa);
 	return 0;
 }
 
 size_t ecdsa_size(ecdsa_t *ecdsa) {
+	(void)ecdsa;
 	return 64;
 }