login: Add password authentication for registrations

1 files changed, 30 insertions, 7 deletions

diff --git a/src/login.c b/src/login.c
index 96f2615..8016664 100644
--- a/src/login.c
+++ b/src/login.c
@@ -2,11 +2,13 @@
 #include "login.h"
 #include "data.h"
 #include "server.h"
+#include "util.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/socket.h>
 #include <unistd.h>
+#include <argon2.h>
 
 void handle_player(int conn_fd) {
   printf("Let's make a new player object\n");
@@ -45,15 +47,13 @@ int step_login(playerc_t *player, int conn_fd) {
       printf("Waiting to receive...\n");
       recv(player->conn, buf, 1024, 0);
       printf("Received!\n");
-      err = try_load_plr(buf, player);
+      char* playername = trimwhitespace(buf);
+      err = try_load_plr(playername, player);
       printf("Finished trying to load the player\n");
       if (err) {
         // File doesn't exist, let's create a player!
-        printf("test inner\n");
-        send_to_fd(player->conn, "Test");
 	player->plr.name = (char *)malloc(32);
-        strcpy(player->plr.name, buf);
-        printf("test copy\n");
+        strcpy(player->plr.name, playername);
         send_to_fd(player->conn, "Howdy! Want to introduce yourself? [y|n]\n");
         recv(player->conn, buf, sizeof(buf), 0);
         if (buf[0] == 'y') {
@@ -69,10 +69,33 @@ int step_login(playerc_t *player, int conn_fd) {
         continue;
       }
     case WantMakeAccount:
-      asprintf(buf, "Welcome aboard %s! Why don't you start us off by giving me a password.\n", player->plr.name);
+      asprintf(&buf, "Welcome aboard %s! Why don't you start us off by giving me a password.\n", player->plr.name);
       send_to_fd(player->conn, buf);
+      recv(player->conn, buf, sizeof(buf), 0);
+        if (strlen(buf) <= 5) {
+            send_to_fd(player->conn, "We're sorry, but passwords need to be at least 5 characters");
+        } else {
+            player->plr.pw_hash = (char *)malloc(512);
+            char* hashbuf = (char *)malloc (1 << 5);
+            err = argon2i_hash_raw(32, 512, 1, buf, strlen(buf), "adSAaVWIueBwP2jHfAl7diRJ9ijC1Ysb9e920d6d9+I=", strlen("adSAaVWIueBwP2jHfAl7diRJ9ijC1Ysb9e920d6d9+I="), player->plr.pw_hash, sizeof(player->plr.pw_hash));
+
+            if (err != ARGON2_OK) {
+                send_to_fd(player->conn, "Uhhh, something happened. Try again.");
+                printf("%d\n", err);
+                player->state = LoggedOut;
+                continue;
+            } else {
+                send_to_fd(player->conn, "Sounds good! let's drop you into a world!");
+                player->state = Complete;
+                player->plr.hp = player->plr.max_hp = 20;
+                player->plr.level = 1;
+                player->plr.xp = 0;
+                player->plr.location_id = 0;
+                try_write_plr(&player->plr);
+                continue;
+            }
+        }
     }
-    printf("test\n");
   }
 
   return err;