Code release

src/main.h

@@ -0,0 +1,77 @@
+#ifndef MAIN_H
+#define MAIN_H
+#include <stddef.h>
+#define PORT 2000
+#define MAX_CONNECTIONS 1024
+#define INBUFSIZE 1024
+#define FILEBUFSIZE 4096
+#define WSIZE 128
+#define LISTEN_QLEN 32
+#define STORAGE_FOLDER "./storage"
+#define FILE_DESCRIPTIONS_NAME "./file_descriptions"
+#define FILE_USER_LIST_NAME "userlist"
+#define WELCOME_FILE_NAME "welcome"
+
+enum sess_states {
+  OP_EDIT_FILE,
+  OP_DOWNLOAD,
+  OP_EDIT_USER,
+  OP_LOGIN_USR,
+  OP_LOGIN_PSS,
+  OP_WAIT,
+  OP_UPLOAD,
+  OP_UPLOAD_DESCRIPTION,
+  ERR,
+  FIN
+};
+
+enum user_privileges {
+  ADD_FILE = 01,
+  EDIT_FILES = 02,
+  REMOVE_FILES = 04,
+  EDIT_USER = 010
+};
+
+enum error_reason {
+  NO_REASON,
+  LOGIN,
+  EXIT,
+};
+
+typedef struct session {
+  unsigned long from_ip;
+  unsigned short from_port;
+  char buf[INBUFSIZE];
+  int buf_used;
+  enum sess_states state;
+  enum error_reason reason;
+  char privileges;
+  char *uname;
+  int sd; /* session descriptor */
+  int fd; /* file descriptor */
+  char *fname;
+  char *fpath;
+  char f_perm;
+  char *fdesc;
+  size_t fsize;
+  size_t f_rest;
+  long int userpos; /* hint to the position in user list */
+} session;
+
+typedef struct fl_t {
+  char *name;
+  char *description;
+  char *owner;
+  char permissions;
+  size_t size;
+  struct fl_t *next;
+} fl_t;
+
+typedef struct server_data_t {
+  fl_t *fl_start;
+  fl_t *fl_current;
+  char *welcome_message;
+  int ls;
+} server_data_t;
+
+#endif