From f2bc5ddbeca144fa79208a5ac6a029da6ed5c10c Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Thu, 31 Mar 2022 13:09:12 +0200
Subject: vconn bugfix

---
 ecp/util/util.c | 80 +++++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 52 insertions(+), 28 deletions(-)

(limited to 'ecp/util/util.c')

diff --git a/ecp/util/util.c b/ecp/util/util.c
index ee51c73..2b67127 100644
--- a/ecp/util/util.c
+++ b/ecp/util/util.c
@@ -3,24 +3,22 @@
 #include <unistd.h>
 #include <sys/stat.h>
 
-#include "core.h"
-#include "cr.h"
+#include <core.h>
+
 #include "util.h"
 
-int ecp_util_key_save(ECPDHKey *key, char *filename) {
+int ecp_util_load_key(ecp_ecdh_public_t *public, ecp_ecdh_private_t *private, char *filename) {
     int fd;
     ssize_t rv;
 
-    if (!key->valid) return ECP_ERR;
-
-    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
-    rv = write(fd, &key->public, sizeof(key->public));
-    if (rv != sizeof(key->public)) {
+    if ((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
+    rv = read(fd, public, sizeof(ecp_ecdh_public_t));
+    if (rv != sizeof(ecp_ecdh_public_t)) {
         close(fd);
         return ECP_ERR;
     }
-    rv = write(fd, &key->private, sizeof(key->private));
-    if (rv != sizeof(key->private)) {
+    rv = read(fd, private, sizeof(ecp_ecdh_private_t));
+    if (rv != sizeof(ecp_ecdh_private_t)) {
         close(fd);
         return ECP_ERR;
     }
@@ -28,41 +26,46 @@ int ecp_util_key_save(ECPDHKey *key, char *filename) {
     return ECP_OK;
 }
 
-int ecp_util_key_load(ECPDHKey *key, char *filename) {
+int ecp_util_save_key(ecp_ecdh_public_t *public, ecp_ecdh_private_t *private, char *filename) {
     int fd;
     ssize_t rv;
 
-    if ((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
-    rv = read(fd, &key->public, sizeof(key->public));
-    if (rv != sizeof(key->public)) {
+    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
+    rv = write(fd, public, sizeof(ecp_ecdh_public_t));
+    if (rv != sizeof(ecp_ecdh_public_t)) {
         close(fd);
         return ECP_ERR;
     }
-    rv = read(fd, &key->private, sizeof(key->private));
-    if (rv != sizeof(key->private)) {
+    rv = write(fd, private, sizeof(ecp_ecdh_private_t));
+    if (rv != sizeof(ecp_ecdh_private_t)) {
         close(fd);
         return ECP_ERR;
     }
     close(fd);
-
-    key->valid = 1;
     return ECP_OK;
 }
 
-int ecp_util_node_save(ECPNode *node, char *filename) {
+int ecp_util_load_pub(ecp_ecdh_public_t *public, char *filename) {
     int fd;
     ssize_t rv;
 
-    if (!node->key_perma.valid) return ECP_ERR;
-
-    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
-    rv = write(fd, &node->key_perma.public, sizeof(node->key_perma.public));
-    if (rv != sizeof(node->key_perma.public)) {
+    if ((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
+    rv = read(fd, public, sizeof(ecp_ecdh_public_t));
+    if (rv != sizeof(ecp_ecdh_public_t)) {
         close(fd);
         return ECP_ERR;
     }
-    rv = write(fd, &node->addr, sizeof(node->addr));
-    if (rv != sizeof(node->addr)) {
+    close(fd);
+    return ECP_OK;
+}
+
+int ecp_util_save_pub(ecp_ecdh_public_t *public, char *filename) {
+    int fd;
+    ssize_t rv;
+
+    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
+    rv = write(fd, public, sizeof(ecp_ecdh_public_t));
+    if (rv != sizeof(ecp_ecdh_public_t)) {
         close(fd);
         return ECP_ERR;
     }
@@ -70,7 +73,7 @@ int ecp_util_node_save(ECPNode *node, char *filename) {
     return ECP_OK;
 }
 
-int ecp_util_node_load(ECPNode *node, char *filename) {
+int ecp_util_load_node(ECPNode *node, char *filename) {
     int fd;
     ssize_t rv;
 
@@ -89,4 +92,25 @@ int ecp_util_node_load(ECPNode *node, char *filename) {
 
     node->key_perma.valid = 1;
     return ECP_OK;
-}
\ No newline at end of file
+}
+
+int ecp_util_save_node(ECPNode *node, char *filename) {
+    int fd;
+    ssize_t rv;
+
+    if (!node->key_perma.valid) return ECP_ERR;
+
+    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
+    rv = write(fd, &node->key_perma.public, sizeof(node->key_perma.public));
+    if (rv != sizeof(node->key_perma.public)) {
+        close(fd);
+        return ECP_ERR;
+    }
+    rv = write(fd, &node->addr, sizeof(node->addr));
+    if (rv != sizeof(node->addr)) {
+        close(fd);
+        return ECP_ERR;
+    }
+    close(fd);
+    return ECP_OK;
+}
-- 
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