Feature client

include/box_utils.h

@@ -6,5 +6,7 @@ int insert_into_box(box_entry_t *entries, char* path, time_t global_time, time_t
 box_entry_t* read_box(char *path);
 int write_box(char *path, box_entry_t *entries);
 void print_box(box_entry_t* head);
+box_entry_t* find_in_box(box_entry_t *box_entry, char *name);
+void create_or_update(box_entry_t *box_entry, char *name, size_t size, time_t local_time, time_t server_time);
 
 #endif

include/communication_utils.h

@@ -32,8 +32,10 @@ typedef struct BoxEntry {
 } box_entry_t;
 
 
-void send_file(int socket, const char* path, message_type_t type);
+void send_file(int socket, const char* path, message_type_t type, time_t mod_time);
 message_info_t receive_message_info(int socket);
 void receive_file(int socket, const char* new_path, size_t size);
+void send_message_info(int socket, message_type_t type, const char* path, size_t size, time_t mod_time);
+message_info_t receive_message_info(int socket);
 
 #endif

include/server.h

@@ -17,6 +17,6 @@ server_t get_server(int socket);
 void register_client(server_t* server);
 void add_client(int socket, int* client_array, int* client_num);
 void handle_file_request(int socket, message_info_t info);
-void handle_client_message(int socket);
+void handle_client_message(int socket, server_t* server);
 
 #endif

src/box_utils.c

@@ -69,7 +69,47 @@ int write_box(char *path, box_entry_t *entries)
 void print_box(box_entry_t* head)
 {
     while(head->next != NULL) {
-        printf("%s\n", head->path);
+        printf("%s %d %d\n", head->path, head->global_timestamp, head->local_timestamp);
         head = head->next;
     }
-}
+}
+
+
+box_entry_t* find_in_box(box_entry_t *box_entry, char *name)
+{
+    box_entry_t *it;
+
+    it = box_entry;
+
+    while(it->next != NULL) {
+        if(strcmp(it->path, name) == 0) {
+            return it;
+        }
+        it = it->next;
+    }
+
+    return NULL;
+}
+
+
+void create_or_update(box_entry_t *box_entry, char *name, size_t size, time_t local_time, time_t server_time)
+{
+    box_entry_t *entry;
+
+    entry = find_in_box(box_entry, name);
+
+
+    if(entry == NULL) {
+        insert_into_box(box_entry, name, server_time, local_time, -1);
+    } else {
+        strcpy(entry->path, name);
+
+        if(local_time != 0) {
+            entry->local_timestamp = local_time;
+        }
+
+        if(server_time != 0) {
+            entry->global_timestamp = server_time;
+        }
+    }
+}