use packet indizes for better readability

1 files changed, 11 insertions, 10 deletions

diff --git a/src/net_server.c b/src/net_server.c
index edd572b..bc64024 100644
--- a/src/net_server.c
+++ b/src/net_server.c
@@ -121,7 +121,7 @@ void server_start_game(int* clients, const uint8_t clientcount, const struct pla
 {
 	uint8_t* buf;
 	uint8_t usercount = players->count;
-	uint32_t pos = 0;
+	uint32_t pos;
 	uint32_t buflen = 3 + usercount; // type + packetlen + usercount + (usercount * len)
 
 	for(int i=0; i<usercount; i++)
@@ -133,8 +133,9 @@ void server_start_game(int* clients, const uint8_t clientcount, const struct pla
 		printf("server_start_game: Out of memory\n");
 		exit(EXIT_FAILURE);
 	}
-	buf[pos++] = msg_type_start_game;
-	buf[pos++] = buflen;
+	buf[INDEX_TYPE] = msg_type_start_game;
+	buf[INDEX_LEN] = buflen;
+	pos = INDEX_PAYLOAD;
 	buf[pos++] = players->count;
 	// copy usernames with length to buffer
 	for(int i=0; i<usercount; i++)
@@ -164,9 +165,9 @@ static char* server_recv_hello(int sock, uint8_t data_len)
 
 	recv(sock, buf, data_len, 0);
 
-	assert(buf[0] == msg_type_hello);
+	assert(buf[INDEX_TYPE] == msg_type_hello);
 
-	namelen = buf[1] - 2;
+	namelen = buf[INDEX_LEN] - 2;
 	name = malloc(namelen+1);
 	if(name == NULL)
 	{
@@ -194,8 +195,8 @@ void* server_recv(int sock, uint8_t wanted)
 
 	assert(len != -1);
 
-	type = buf[0];
-	data_len = buf[1];
+	type = buf[INDEX_TYPE];
+	data_len = buf[INDEX_LEN];
 	if(type != wanted)
 		return NULL;
 
@@ -218,10 +219,10 @@ void server_deal_cards(int sock, const hand h)
 {
 	uint8_t buf[2+MAX_HAND_CARDS];
 
-	buf[0] = msg_type_deal_cards;
-	buf[1] = 2+MAX_HAND_CARDS;
+	buf[INDEX_TYPE] = msg_type_deal_cards;
+	buf[INDEX_LEN] = 2+MAX_HAND_CARDS;
 	for(int i=0; i<MAX_HAND_CARDS; i++)
-		buf[2+i] = h[i];
+		buf[INDEX_PAYLOAD+i] = h[i];
 
 
 	send(sock, buf, 2+MAX_HAND_CARDS, 0);