1 files changed, 5 insertions, 5 deletions

diff --git a/core/net_crypto.c b/core/net_crypto.c
index 561ba866..4ce173c5 100644
--- a/core/net_crypto.c
+++ b/core/net_crypto.c
@@ -126,7 +126,7 @@ int decrypt_data(uint8_t *public_key, uint8_t *secret_key, uint8_t *nonce,
 }
 
 /* increment the given nonce by 1 */
-void increment_nonce(uint8_t *nonce)
+static void increment_nonce(uint8_t *nonce)
 {
     uint32_t i;
     for (i = 0; i < crypto_box_NONCEBYTES; ++i) {
@@ -243,7 +243,7 @@ int handle_request(uint8_t *public_key, uint8_t *data, uint8_t *packet, uint16_t
 /* Send a crypto handshake packet containing an encrypted secret nonce and session public key
    to peer with connection_id and public_key
    the packet is encrypted with a random nonce which is sent in plain text with the packet */
-int send_cryptohandshake(int connection_id, uint8_t *public_key, uint8_t *secret_nonce, uint8_t *session_key)
+static int send_cryptohandshake(int connection_id, uint8_t *public_key, uint8_t *secret_nonce, uint8_t *session_key)
 {
     uint8_t temp_data[MAX_DATA_SIZE];
     uint8_t temp[crypto_box_NONCEBYTES + crypto_box_PUBLICKEYBYTES];
@@ -266,7 +266,7 @@ int send_cryptohandshake(int connection_id, uint8_t *public_key, uint8_t *secret
 /* Extract secret nonce, session public key and public_key from a packet(data) with length length
    return 1 if successful
    return 0 if failure */
-int handle_cryptohandshake(uint8_t *public_key, uint8_t *secret_nonce,
+static int handle_cryptohandshake(uint8_t *public_key, uint8_t *secret_nonce,
                            uint8_t *session_key, uint8_t *data, uint16_t length)
 {
     int pad = (- crypto_box_BOXZEROBYTES + crypto_box_ZEROBYTES);
@@ -295,7 +295,7 @@ int handle_cryptohandshake(uint8_t *public_key, uint8_t *secret_nonce,
 /* get crypto connection id from public key of peer
    return -1 if there are no connections like we are looking for
    return id if it found it */
-int getcryptconnection_id(uint8_t *public_key)
+static int getcryptconnection_id(uint8_t *public_key)
 {
     uint32_t i;
     for (i = 0; i < MAX_CRYPTO_CONNECTIONS; ++i) {
@@ -465,7 +465,7 @@ void load_keys(uint8_t *keys)
    adds an incoming connection to the incoming_connection list.
    returns 0 if successful
    returns 1 if failure */
-int new_incoming(int id)
+static int new_incoming(int id)
 {
     uint32_t i;
     for (i = 0; i < MAX_INCOMING; ++i) {