links.h

this is the file used to browse web

};

void close_fork_tty();
int get_system_env();
int is_xterm();
int can_twterm();
int get_terminal_size(int, int *, int *);
void handle_terminal_resize(int, void (*)());
void unhandle_terminal_resize(int);
void set_bin(int);
int c_pipe(int *);
int get_input_handle();
int get_output_handle();
int get_ctl_handle();
void want_draw();
void done_draw();
void terminate_osdep();
void *handle_mouse(int, void (*)(void *, unsigned char *, int), void *);
void unhandle_mouse(void *);
int check_file_name(unsigned char *);
int start_thread(void (*)(void *, int), void *, int);
char *get_clipboard_text();
void set_clipboard_text(char *);
void set_window_title(unsigned char *);
unsigned char *get_window_title();
int is_safe_in_shell(unsigned char);
unsigned char *escape_path(unsigned char *);
void check_shell_security(unsigned char **);
int check_shell_url(unsigned char *);
void block_stdin();
void unblock_stdin();
void get_path_to_exe(void);
int exe(char *);
int resize_window(int, int);
int can_resize_window(int);
int can_open_os_shell(int);
struct open_in_new *get_open_in_new(int);
void set_highpri();
#ifdef HAVE_OPEN_PREALLOC
int can_prealloc(char *);
int open_prealloc(char *, int, int, off_t);
void prealloc_truncate(int, off_t);
#else
static inline void prealloc_truncate(int x, off_t y) {}
#endif
void os_cfmakeraw(struct termios *t);

/* select.c */

#ifndef FD_SETSIZE
#define FD_SETSIZE 1024
#endif

typedef long ttime;
typedef unsigned long uttime;
typedef unsigned tcount;

extern int terminate;

long select_info(int);
void select_loop(void (*)());
int register_bottom_half(void (*)(void *), void *);
void check_bottom_halves();
int install_timer(ttime, void (*)(void *), void *);
void kill_timer(int);
ttime get_time();

#define H_READ	0
#define H_WRITE	1
#define H_ERROR	2
#define H_DATA	3

void *get_handler(int, int);
void set_handlers(int, void (*)(void *), void (*)(void *), void (*)(void *), void *);
void install_signal_handler(int, void (*)(void *), void *, int);
void interruptible_signal(int sig, int in);
void set_sigcld();

/* dns.c */

typedef unsigned ip;

int do_real_lookup(unsigned char *, ip *);
void shrink_dns_cache(int);
int find_host(unsigned char *, ip *, void **, void (*)(void *, int), void *);
int find_host_no_cache(unsigned char *, ip *, void **, void (*)(void *, int), void *);
void kill_dns_request(void **);

/* cache.c */

struct cache_entry {
	struct cache_entry *next;
	struct cache_entry *prev;
	unsigned char *url;
	unsigned char *head;
	unsigned char *redirect;
	int redirect_get;
	off_t length;
	int incomplete;
	int tgc;
	unsigned char *last_modified;
	off_t data_size;
	struct list_head frag;
	tcount count;
	int refcount;
#ifdef HAVE_SSL
	unsigned char *ssl_info;
#endif
};

struct fragment {
	struct fragment *next;
	struct fragment *prev;
	off_t offset;
	off_t length;
	off_t real_length;
	unsigned char data[1];
};

extern int page_size;

void init_cache();
long cache_info(int);
int find_in_cache(unsigned char *, struct cache_entry **);
int get_cache_entry(unsigned char *, struct cache_entry **);
int add_fragment(struct cache_entry *, off_t, unsigned char *, off_t);
void defrag_entry(struct cache_entry *);
void truncate_entry(struct cache_entry *, off_t, int);
void free_entry_to(struct cache_entry *, off_t);
void delete_entry_content(struct cache_entry *);
void delete_cache_entry(struct cache_entry *);
void garbage_collection(int);

/* sched.c */

#define PRI_MAIN	0
#define PRI_DOWNLOAD	0
#define PRI_FRAME	1
#define PRI_NEED_IMG	2
#define PRI_IMG		3
#define PRI_PRELOAD	4
#define PRI_CANCEL	5
#define N_PRI		6

struct remaining_info {
	int valid;
	off_t size, loaded, last_loaded, cur_loaded;
	off_t pos;
	ttime elapsed;
	ttime last_time;
	ttime dis_b;
	int data_in_secs[CURRENT_SPD_SEC];
	int timer;
};

struct connection {
	struct connection *next;
	struct connection *prev;
	tcount count;
	unsigned char *url;
	int running;
	int state;
	int prev_error;
	off_t from;
	int pri[N_PRI];
	int no_cache;
	int sock1;
	int sock2;
	void *dnsquery;
	pid_t pid;
	int tries;
	struct list_head statuss;
	void *info;
	void *buffer;
	void (*conn_func)(void *);
	struct cache_entry *cache;
	off_t received;
	off_t est_length;
	int unrestartable;
	struct remaining_info prg;
	int timer;
	int detached;
#ifdef HAVE_SSL
	SSL *ssl;
	int no_tsl;
#endif
};

extern struct list_head queue;

struct k_conn {
	struct k_conn *next;
	struct k_conn *prev;
	void (*protocol)(struct connection *);
	unsigned char *host;
	int port;
	int conn;
	ttime timeout;
	ttime add_time;
};

extern struct list_head keepalive_connections;

static inline int getpri(struct connection *c)
{
	int i;
	for (i = 0; i < N_PRI; i++) if (c->pri[i]) return i;
	internal("connection has no owner");
	return N_PRI;
}

#define NC_ALWAYS_CACHE	0
#define NC_CACHE	1
#define NC_IF_MOD	2
#define NC_RELOAD	3
#define NC_PR_NO_CACHE	4

#define S_WAIT		0
#define S_DNS		1
#define S_CONN		2
#define S_SSL_NEG	3
#define S_SENT		4
#define S_LOGIN		5
#define S_GETH		6
#define S_PROC		7
#define S_TRANS		8

#define S_WAIT_REDIR		-999
#define S_OK			-1000
#define S_INTERRUPTED		-1001
#define S_EXCEPT		-1002
#define S_INTERNAL		-1003
#define S_OUT_OF_MEM		-1004
#define S_NO_DNS		-1005
#define S_CANT_WRITE		-1006
#define S_CANT_READ		-1007
#define S_MODIFIED		-1008
#define S_BAD_URL		-1009
#define S_TIMEOUT		-1010
#define S_RESTART		-1011
#define S_STATE			-1012
#define S_LARGE_FILE		-1014

#define S_HTTP_ERROR		-1100
#define S_HTTP_100		-1101
#define S_HTTP_204		-1102

#define S_FILE_TYPE		-1200
#define S_FILE_ERROR		-1201

#define S_FTP_ERROR		-1300
#define S_FTP_UNAVAIL		-1301
#define S_FTP_LOGIN		-1302
#define S_FTP_PORT		-1303
#define S_FTP_NO_FILE		-1304
#define S_FTP_FILE_ERROR	-1305

#define S_SSL_ERROR		-1400
#define S_NO_SSL		-1401

#define S_NO_SMB_CLIENT		-1500

extern struct s_msg_dsc {
	int n;
	unsigned char *msg;
} msg_dsc[];

struct status {
	struct status *next;
	struct status *prev;
	struct connection *c;
	struct cache_entry *ce;
	int state;
	int prev_error;
	int pri;
	void (*end)(struct status *, void *);
	void *data;
	struct remaining_info *prg;
};

void check_queue(void *dummy);
long connect_info(int);
void send_connection_info(struct connection *c);
void setcstate(struct connection *c, int);
int get_keepalive_socket(struct connection *c);
void add_keepalive_socket(struct connection *c, ttime);
void run_connection(struct connection *c);
int is_connection_restartable(struct connection *c);
void retry_connection(struct connection *c);
void abort_connection(struct connection *c);
void end_connection(struct connection *c);
int load_url(unsigned char *, struct status *, int, int);
void change_connection(struct status *, struct status *, int);
void detach_connection(struct status *, off_t);
void abort_all_connections();
void abort_background_connections();
int is_entry_used(struct cache_entry *);
void connection_timeout(struct connection *);
void set_timeout(struct connection *);
void add_blacklist_entry(unsigned char *, int);
void del_blacklist_entry(unsigned char *, int);
int get_blacklist_flags(unsigned char *);
void free_blacklist();

#define BL_HTTP10		1
#define BL_NO_ACCEPT_LANGUAGE	2
#define BL_NO_CHARSET		4
#define BL_NO_RANGE		8

/* url.c */

struct session;

#define POST_CHAR 1

static inline int end_of_dir(unsigned char c)
{
	return c == POST_CHAR || c == '#' || c == ';' || c == '?';
}

int parse_url(unsigned char *, int *, unsigned char **, int *, unsigned char **, int *, unsigned char **, int *, unsigned char **, int *, unsigned char **, int *, unsigned char **);
unsigned char *get_host_name(unsigned char *);
unsigned char *get_host_and_pass(unsigned char *);
unsigned char *get_user_name(unsigned char *);
unsigned char *get_pass(unsigned char *);
unsigned char *get_port_str(unsigned char *);
int get_port(unsigned char *);
void (*get_protocol_handle(unsigned char *))(struct connection *);
void (*get_external_protocol_function(unsigned char *))(struct session *, unsigned char *);
unsigned char *get_url_data(unsigned char *);
unsigned char *join_urls(unsigned char *, unsigned char *);
unsigned char *translate_url(unsigned char *, unsigned char *);
unsigned char *extract_position(unsigned char *);
void get_filename_from_url(unsigned char *, unsigned char **, int *);
void add_conv_str(unsigned char **s, int *l, unsigned char *b, int ll, int encode_special);

/* connect.c */

struct read_buffer {
	int sock;
	int len;
	int close;
	void (*done)(struct connection *, struct read_buffer *);
	unsigned char data[1];
};

void exception(struct connection *);
void close_socket(int *);
void make_connection(struct connection *, int, int *, void (*)(struct connection *));
int get_pasv_socket(struct connection *, int, int *, unsigned char *);
void write_to_socket(struct connection *, int, unsigned char *, int, void (*)(struct connection *));
struct read_buffer *alloc_read_buffer(struct connection *c);
void read_from_socket(struct connection *, int, struct read_buffer *, void (*)(struct connection *, struct read_buffer *));
void kill_buffer_data(struct read_buffer *, int);

/* cookies.c */

int set_cookie(struct terminal *, unsigned char *, unsigned char *);
void send_cookies(unsigned char **, int *, unsigned char *);
void init_cookies();
void cleanup_cookies();

/* http.c */

unsigned char *parse_http_header(unsigned char *, unsigned char *, unsigned char **);
unsigned char *parse_header_param(unsigned char *, unsigned char *);
void http_func(struct connection *);
void proxy_func(struct connection *);


/* https.c */

void https_func(struct connection *c);
#ifdef HAVE_SSL
void ssl_finish(void);
SSL *getSSL(void);
#endif

/* file.c */

void file_func(struct connection *);

/* finger.c */

void finger_func(struct connection *);

/* ftp.c */

#if defined(IP_TOS) && defined(IPTOS_THROUGHPUT)
#define HAVE_IPTOS
#endif

void ftp_func(struct connection *);

/* smb.c */

void smb_func(struct connection *);

/* mailto.c */

void mailto_func(struct session *, unsigned char *);
void telnet_func(struct session *, unsigned char *);
void tn3270_func(struct session *, unsigned char *);
void mms_func(struct session *, unsigned char *);

/* kbd.c */

#define BM_BUTT		3
#define B_LEFT		0
#define B_MIDDLE	1
#define B_RIGHT		2
#define BM_ACT		12
#define B_DOWN		0
#define B_UP		4
#define B_DRAG		8

#define KBD_ENTER	0x100
#define KBD_BS		0x101
#define KBD_TAB		0x102
#define KBD_ESC		0x103
#define KBD_LEFT	0x104
#define KBD_RIGHT	0x105
#define KBD_UP		0x106
#define KBD_DOWN	0x107
#define KBD_INS		0x108
#define KBD_DEL		0x109
#define KBD_HOME	0x10a
#define KBD_END		0x10b
#define KBD_PAGE_UP	0x10c
#define KBD_PAGE_DOWN	0x10d

#define KBD_F1		0x120
#define KBD_F2		0x121
#define KBD_F3		0x122
#define KBD_F4		0x123
#define KBD_F5		0x124
#define KBD_F6		0x125
#define KBD_F7		0x126
#define KBD_F8		0x127
#define KBD_F9		0x128
#define KBD_F10		0x129
#define KBD_F11		0x12a
#define KBD_F12		0x12b

#define KBD_CTRL_C	0x200

#define KBD_SHIFT	1
#define KBD_CTRL	2
#define KBD_ALT		4

void handle_trm(int, int, int, int, int, void *, int);
void free_all_itrms();
void resize_terminal();
void dispatch_special(unsigned char *);
void kbd_ctrl_c();
int is_blocked();

extern unsigned char init_seq[];
extern unsigned char init_seq_x_mouse[];
extern unsigned char init_seq_tw_mouse[];
extern unsigned char term_seq[];
extern unsigned char term_seq_x_mouse[];
extern unsigned char term_seq_tw_mouse[];

/* terminal.c */

typedef unsigned short chr;

struct event {
	long ev;
	long x;
	long y;
	long b;
};

#define EV_INIT		0
#define EV_KBD		1
#define EV_MOUSE	2
#define EV_REDRAW	3
#define EV_RESIZE	4
#define EV_ABORT	5

struct window {
	struct window *next;
	struct window *prev;
	void (*handler)(struct window *, struct event *, int fwd);
	void *data;
	int xp, yp;
	struct terminal *term;
};

#define MAX_TERM_LEN	32	/* this must be multiple of 8! (alignment problems) */

#define MAX_CWD_LEN	256	/* this must be multiple of 8! (alignment problems) */	

#define ENV_XWIN	1
#define ENV_SCREEN	2
#define ENV_OS2VIO	4
#define ENV_BE		8
#define ENV_TWIN	16
#define ENV_WIN32	32

struct terminal {
	struct terminal *next;
	struct terminal *prev;
	int master;
	int fdin;
	int fdout;
	int x;
	int y;
	int environment;
	unsigned char term[MAX_TERM_LEN];
	unsigned char cwd[MAX_CWD_LEN];
	unsigned *screen;
	unsigned *last_screen;
	struct term_spec *spec;
	int cx;
	int cy;
	int lcx;
	int lcy;
	int dirty;
	int redrawing;
	int blocked;
	unsigned char *input_queue;
	int qlen;
	struct list_head windows;
	unsigned char *title;
};

struct term_spec {
	struct term_spec *next;
	struct term_spec *prev;
	unsigned char term[MAX_TERM_LEN];
	int mode;
	int m11_hack;
	int restrict_852;
	int block_cursor;
	int col;
	int charset;
};

#define TERM_DUMB	0
#define TERM_VT100	1
#define TERM_LINUX	2
#define TERM_KOI8	3
#define TERM_FREEBSD	4

#define ATTR_FRAME	0x8000

extern struct list_head term_specs;
extern struct list_head terminals;

int hard_write(int, unsigned char *, int);
int hard_read(int, unsigned char *, int);
unsigned char *get_cwd();
void set_cwd(unsigned char *);
struct terminal *init_term(int, int, void (*)(struct window *, struct event *, int));
void sync_term_specs();
struct term_spec *new_term_spec(unsigned char *);
void free_term_specs();
void destroy_terminal(struct terminal *);
void redraw_terminal(struct terminal *);
void redraw_terminal_all(struct terminal *);
void redraw_terminal_cls(struct terminal *);
void cls_redraw_all_terminals();
void redraw_from_window(struct window *);
void redraw_below_window(struct window *);
void add_window(struct terminal *, void (*)(struct window *, struct event *, int), void *);
void add_window_at_pos(struct terminal *, void (*)(struct window *, struct event *, int), void *, struct window *);
void delete_window(struct window *);
void delete_window_ev(struct window *, struct event *ev);
void set_window_ptr(struct window *, int, int);
void get_parent_ptr(struct window *, int *, int *);
struct window *get_root_window(struct terminal *);
void add_empty_window(struct terminal *, void (*)(void *), void *);
void redraw_screen(struct terminal *);
void redraw_all_terminals();