Isolando estrutura de sessão para evitar que alterações na biblioteca causem que…

…bra de compatibilidade binária com o aplicativo principal ou plugins.

Isolando estrutura de sessão para evitar que alterações na biblioteca causem que…
…bra de compatibilidade binária com o aplicativo principal ou plugins.
Perry Werneck
1 parent 26874935
Showing 2 changed files with 369 additions and 24 deletions Show diff stats
host.c
private.h
@@ -375,3 +375,26 @@ LIB3270_EXPORT const char * lib3270_get_luname(H3270 *h)
 	return h->connected_lu;
 }
+LIB3270_EXPORT int lib3270_has_active_script(H3270 *h)
+{
+    CHECK_SESSION_HANDLE(h);
+	return (h->oia_flag[LIB3270_FLAG_SCRIPT] != 0);
+}
+
+LIB3270_EXPORT int lib3270_get_typeahead(H3270 *h)
+{
+    CHECK_SESSION_HANDLE(h);
+	return (h->oia_flag[LIB3270_FLAG_TYPEAHEAD] != 0);
+}
+
+LIB3270_EXPORT int lib3270_get_undera(H3270 *h)
+{
+    CHECK_SESSION_HANDLE(h);
+	return (h->oia_flag[LIB3270_FLAG_UNDERA] != 0);
+}
+
+LIB3270_EXPORT int lib3270_get_oia_box_solid(H3270 *h)
+{
+    CHECK_SESSION_HANDLE(h);
+	return (h->oia_flag[LIB3270_FLAG_BOXSOLID] != 0);
+}
@@ -24,15 +24,13 @@
  *
  * perry.werneck@gmail.com	(Alexandre Perry de Souza Werneck)
  * erico.mendonca@gmail.com	(Erico Mascarenhas de Mendonça)
- * licinio@bb.com.br		(Licínio Luis Branco)
- * kraucer@bb.com.br		(Kraucer Fernandes Mazuco)
- * macmiranda@bb.com.br		(Marco Aurélio Caldas Miranda)
  *
  */
 /* Autoconf settings. */
 #include <lib3270/config.h>		/* autoconf settings */
 #include <lib3270.h>			/* lib3270 API calls and defs */
+#include <lib3270/charset.h>
 #include "api.h"
 #if defined(X3270_TN3270E) && !defined(X3270_ANSI) /*[*/
@@ -148,20 +146,19 @@ struct toggle_name {
 /* Naming convention for private actions. */
 #define PA_PFX	"PA-"
-/* Shorthand macros */
-
+/// @brief Shorthand macros
 #define CN	((char *) NULL)
 #define PN	((XtPointer) NULL)
 #define Replace(var, value) { lib3270_free(var); var = (value); };
-/* Configuration change masks. */
-#define NO_CHANGE	0x0000	/* no change */
-#define MODEL_CHANGE	0x0001	/* screen dimensions changed */
-#define FONT_CHANGE	0x0002	/* emulator font changed */
-#define COLOR_CHANGE	0x0004	/* color scheme or 3278/9 mode changed */
-#define SCROLL_CHANGE	0x0008	/* scrollbar snapped on or off */
-#define CHARSET_CHANGE	0x0010	/* character set changed */
-#define ALL_CHANGE	0xffff	/* everything changed */
+/// @brief Configuration change masks.
+#define NO_CHANGE		0x0000	/// @brief no change
+#define MODEL_CHANGE	0x0001	/// @brief screen dimensions changed
+#define FONT_CHANGE		0x0002	/// @brief emulator font changed
+#define COLOR_CHANGE	0x0004	/// @brief color scheme or 3278/9 mode changed
+#define SCROLL_CHANGE	0x0008	/// @brief scrollbar snapped on or off
+#define CHARSET_CHANGE	0x0010	/// @brief character set changed
+#define ALL_CHANGE		0xffff	/// @brief everything changed
 /* Portability macros */
@@ -186,7 +183,7 @@ struct toggle_name {
 /* DBCS Preedit Types */
 #if defined(X3270_DBCS) /*[*/
-	#define PT_ROOT			"Root"
+	#define PT_ROOT				"Root"
 	#define PT_OVER_THE_SPOT	"OverTheSpot"
 	#define PT_OFF_THE_SPOT		"OffTheSpot"
 	#define PT_ON_THE_SPOT		"OnTheSpot"
@@ -211,7 +208,7 @@ LIB3270_INTERNAL struct _ansictl
 	char     vlnext;
 } ansictl;
-/**  extended attributes */
+/** @brief Extended attributes */
 struct lib3270_ea
 {
 	unsigned char cc;		///< @brief EBCDIC or ASCII character code
@@ -230,21 +227,346 @@ struct lib3270_text
 	unsigned short attr;	///< @brief Converted character attribute (color & etc)
 };
+#ifndef HEADER_SSL_H
+	#define SSL void
+#endif // !HEADER_SSL_H
+
+#ifndef LIB3270_TA
+	#define LIB3270_TA void
+#endif // !LIB3270_TA
+
+#define LIB3270_MB_MAX					16
+#define LIB3270_DEFAULT_CGEN			0x02b90000
+#define LIB3270_DEFAULT_CSET			0x00000025
+
+#define LIB3270_LUNAME_LENGTH			16
+#define LIB3270_FULL_MODEL_NAME_LENGTH	13
+#define LIB3270_LU_MAX					32
+#define LIB3270_TELNET_N_OPTS			256
-/* default charset translation tables */
-// LIB3270_INTERNAL const unsigned short ebc2asc0[256];
-// LIB3270_INTERNAL const unsigned short asc2ft0[256];
+/** @brief lib3270 session data */
+struct _h3270
+{
+	unsigned short 		  	  sz;								/**< Struct size */
+
+	// Connection info
+	int						  sock;								/**< Network socket */
+	LIB3270_CSTATE			  cstate;							/**< Connection state */
+
+	// flags
+	LIB3270_OPTION			  options;							/**< Session options */
+
+	int						  bgthread					: 1;	/**< Running on a background thread ? */
+	int					  	  selected					: 1;	/**< Has selected region? */
+	int						  rectsel					: 1;	/**< Selected region is a rectangle ? */
+	int						  vcontrol					: 1;	/**< Visible control ? */
+	int						  modified_sel				: 1;
+	int						  mono						: 1;	/**< Forces monochrome display */
+	int						  m3279						: 1;
+	int 					  extended					: 1;
+	int						  typeahead					: 1;
+	int						  numeric_lock				: 1;
+	int						  oerr_lock					: 1;
+	int						  unlock_delay				: 1;
+	int			 			  auto_reconnect_inprogress	: 1;
+	unsigned int			  colors					: 5;
+	int						  apl_mode					: 1;
+	int						  icrnl						: 1;
+	int						  inlcr						: 1;
+	int						  onlcr						: 1;
+	int						  bsd_tm					: 1;
+	int 					  syncing					: 1;
+	int						  reverse 					: 1;	/**< reverse-input mode */
+	int						  dbcs						: 1;
+	int             		  linemode					: 1;
+	int						  trace_skipping			: 1;
+	int						  need_tls_follows			: 1;
+	int						  cut_xfer_in_progress		: 1;
+//		int						  auto_keymap				: 1;
+	int						  formatted					: 1;	/**< Formatted screen flag */
+	int						  starting					: 1;	/**< Is starting (no first screen)? */
+
+	char					* oversize;
+
+	LIB3270_SSL_STATE		  secure;
+
+	struct lib3270_toggle
+	{
+		char value;																/**< toggle value */
+		void (*upcall)(H3270 *, struct lib3270_toggle *, LIB3270_TOGGLE_TYPE);	/**< change value */
+	}						  toggle[LIB3270_TOGGLE_COUNT];
+
+	// Network & Termtype
+	char					* connected_type;
+	char					* connected_lu;
+	char					  luname[LIB3270_LUNAME_LENGTH+1];
+
+	char					  full_model_name[LIB3270_FULL_MODEL_NAME_LENGTH+1];
+	char					* model_name;
+	int						  model_num;
+	char  	     	    	* termtype;
+
+	struct
+	{
+		char				* current;		/**< The hostname part, stripped of qualifiers, luname and port number */
+		char 	   	    	* full;			/**< The entire string, for use in reconnecting */
+		char				* srvc;			/**< The service name */
+		char	   	    	* qualified;
+	} host;
+
+	char					* proxy;				/**< Proxy server (type:host[:port]) */
+	char					* termname;
+
+	struct lib3270_charset	  charset;
+
+	LIB3270_MESSAGE			  oia_status;
+
+	unsigned char	 		  oia_flag[LIB3270_FLAG_COUNT];
+
+	unsigned short			  current_port;
+
+	// Misc
+	void					* ft;					/**< Active file transfer data */
+
+	// screen info
+	int						  ov_rows;
+	int						  ov_cols;
+	int						  maxROWS;
+	int						  maxCOLS;
+	unsigned short			  rows;
+	unsigned short			  cols;
+	int						  cursor_addr;
+	int						  buffer_addr;
+	char					  flipped;
+	int						  screen_alt;			/**< alternate screen? */
+	int						  is_altbuffer;
+
+	// Screen contents
+	void 					* buffer[2];			/**< Internal buffers */
+	struct lib3270_ea  		* ea_buf;				/**< 3270 device buffer. ea_buf[-1] is the dummy default field attribute */
+	struct lib3270_ea		* aea_buf;				/**< alternate 3270 extended attribute buffer */
+	struct lib3270_text		* text;					/**< Converted 3270 chars */
+
+	// host.c
+	char	 				  std_ds_host;
+	char 					  no_login_host;
+	char 					  non_tn3270e_host;
+	char 					  passthru_host;
+	char 					  ssl_host;
+	char 					  ever_3270;
+
+	// ctlr.c
+	int						  sscp_start;
+	unsigned char			  default_fg;
+	unsigned char			  default_bg;
+	unsigned char			  default_gr;
+	unsigned char			  default_cs;
+	unsigned char			  default_ic;
+	char					  reply_mode;
+	int 					  trace_primed 		: 1;
+	int						  ticking			: 1;
+	int						  mticking			: 1;
+	int						  crm_nattr;
+	unsigned char			  crm_attr[16];
+	unsigned char 			* zero_buf;				/**< empty buffer, for area clears */
+
+	struct timeval			  t_start;
+	void					* tick_id;
+	struct timeval			  t_want;
+
+	// Telnet.c
+	unsigned char 			* ibuf;
+	int      				  ibuf_size;			/**< size of ibuf */
+	unsigned char			* obuf;					/**< 3270 output buffer */
+	unsigned char			* obptr;
+	time_t          		  ns_time;
+	int             		  ns_brcvd;
+	int             		  ns_rrcvd;
+	int             		  ns_bsent;
+	int             		  ns_rsent;
+	struct timeval 			  ds_ts;
+	unsigned long			  e_funcs;				/**< negotiated TN3270E functions */
+	unsigned short			  e_xmit_seq;			/**< transmit sequence number */
+	int						  response_required;
+	int						  tn3270e_bound;
+	int						  tn3270e_negotiated;
+	int						  ansi_data;
+	int						  lnext;
+	int						  backslashed;
+	char					  plu_name[LIB3270_BIND_PLU_NAME_MAX+1];
+	char					**lus;
+	char					**curr_lu;
+	char					* try_lu;
+	int						  proxy_type;
+	char					* proxy_host;
+	char					* proxy_portname;
+	unsigned short			  proxy_port;
+	char					  reported_lu[LIB3270_LU_MAX+1];
+	char					  reported_type[LIB3270_LU_MAX+1];
+
+	enum
+	{
+		E_NONE,
+		E_3270,
+		E_NVT,
+		E_SSCP
+	}						  tn3270e_submode;
+
+	unsigned char 			* lbuf;					/**< line-mode input buffer */
+	unsigned char 			* lbptr;
+
+
+	// 3270 input buffer
+	unsigned char 			* ibptr;
+	unsigned char 			* obuf_base;
+	int						  obuf_size;
+//		unsigned char 			* netrbuf;
+
+	// network input buffer
+	unsigned char 			* sbbuf;
+
+	// telnet sub-option buffer
+	unsigned char 			* sbptr;
+	unsigned char			  telnet_state;
+//		char					  ttype_tmpval[13];
+
+	unsigned char 			  myopts[LIB3270_TELNET_N_OPTS];
+	unsigned char			  hisopts[LIB3270_TELNET_N_OPTS];
+
+	// kybd.c
+	unsigned int			  kybdlock;				///< @brief keyboard lock state
+	unsigned char			  aid;					///< @brief current attention ID
+	void					* unlock_id;
+	time_t					  unlock_delay_time;
+	unsigned long 			  unlock_delay_ms;		///< @brief Delay before actually unlocking the keyboard after the host permits it.
+	LIB3270_TA				* ta_head;
+	LIB3270_TA				* ta_tail;
+
+	// ft_dft.c
+	int						  dft_buffersize;		///< @brief Buffer size (LIMIN, LIMOUT)
+
+	// rpq.c
+	int						  rpq_complained : 1;
+#if !defined(_WIN32)
+	int						  omit_due_space_limit : 1;
+#endif
+	char					* rpq_warnbuf;
+	int						  rpq_wbcnt;
+
+	// User data (Usually points to session's widget)
+	void					* user_data;
+
+	// selection
+	char					* paste_buffer;
+	struct
+	{
+		int start;
+		int end;
+	} select;
+
+	// ansi.c
+	int      				  scroll_top;
+	int						  scroll_bottom;
+	int						  once_cset;
+	int						  saved_cursor;
+
+	int						  held_wrap					: 1;
+
+	int						  insert_mode				: 1;
+	int						  auto_newline_mode			: 1;
+
+	int						  appl_cursor				: 1;
+	int						  saved_appl_cursor			: 1;
+
+	int  					  wraparound_mode			: 1;
+	int						  saved_wraparound_mode		: 1;
+
+	int						  rev_wraparound_mode 		: 1;
+	int						  saved_rev_wraparound_mode	: 1;
+
+	int						  allow_wide_mode			: 1;
+	int						  saved_allow_wide_mode		: 1;
+
+	int						  wide_mode 				: 1;
+	int						  saved_wide_mode			: 1;
+
+	int						  saved_altbuffer			: 1;
+	int						  ansi_reset				: 1;	/**< Non zero if the ansi_reset() was called in this session */
+
+	int      				  ansi_ch;
+	int						  cs_to_change;
+
+	/** ANSI Character sets. */
+	enum lib3270_ansi_cs
+	{
+		LIB3270_ANSI_CS_G0 = 0,
+		LIB3270_ANSI_CS_G1 = 1,
+		LIB3270_ANSI_CS_G2 = 2,
+		LIB3270_ANSI_CS_G3 = 3
+	}						  cset;
+	enum lib3270_ansi_cs	  saved_cset;
+
+	/** Character set designations. */
+	enum lib3270_ansi_csd
+	{
+		LIB3270_ANSI_CSD_LD = 0,
+		LIB3270_ANSI_CSD_UK = 1,
+		LIB3270_ANSI_CSD_US = 2
+	} 						  csd[4];
+	enum lib3270_ansi_csd 	  saved_csd[4];
+
+	enum lib3270_ansi_state
+	{
+		LIB3270_ANSI_STATE_DATA		= 0,
+		LIB3270_ANSI_STATE_ESC		= 1,
+		LIB3270_ANSI_STATE_CSDES	= 2,
+		LIB3270_ANSI_STATE_N1		= 3,
+		LIB3270_ANSI_STATE_DECP		= 4,
+		LIB3270_ANSI_STATE_TEXT		= 5,
+		LIB3270_ANSI_STATE_TEXT2	= 6,
+		LIB3270_ANSI_STATE_MBPEND	= 7
+	}						  state;
+
+	unsigned char			* tabs;
+
+	int						  pmi;
+	char					  pending_mbs[LIB3270_MB_MAX];
+
+	unsigned char 			  gr;
+	unsigned char			  saved_gr;
+
+	unsigned char			  fg;
+	unsigned char			  saved_fg;
+
+	unsigned char			  bg;
+	unsigned char			  saved_bg;
+
+	// xio
+	void 					* ns_read_id;
+	void 					* ns_write_id;
+	void 					* ns_exception_id;
+
+	// SSL Data (Always defined to mantain the same structure size)
+	unsigned long 			  ssl_error;
+	SSL 					* ssl_con;
+
+	// Callbacks.
+	struct lib3270_state_callback		* st_callbacks[LIB3270_STATE_USER];
+	struct lib3270_state_callback		* st_last[LIB3270_STATE_USER];
+	struct lib3270_session_callbacks	  cbk;
+
+};
 /* Library internal calls */
-LIB3270_INTERNAL void key_ACharacter(H3270 *hSession, unsigned char c, enum keytype keytype, enum iaction cause,Boolean *skipped);
-LIB3270_INTERNAL void lib3270_initialize(void);
-LIB3270_INTERNAL int  cursor_move(H3270 *session, int baddr);
+LIB3270_INTERNAL void	key_ACharacter(H3270 *hSession, unsigned char c, enum keytype keytype, enum iaction cause,Boolean *skipped);
+LIB3270_INTERNAL void	lib3270_initialize(void);
+LIB3270_INTERNAL int	cursor_move(H3270 *session, int baddr);
-LIB3270_INTERNAL void toggle_rectselect(H3270 *session, struct lib3270_toggle *t, LIB3270_TOGGLE_TYPE tt);
-LIB3270_INTERNAL void remove_input_calls(H3270 *session);
+LIB3270_INTERNAL void	toggle_rectselect(H3270 *session, struct lib3270_toggle *t, LIB3270_TOGGLE_TYPE tt);
+LIB3270_INTERNAL void	remove_input_calls(H3270 *session);
 LIB3270_INTERNAL int	lib3270_sock_send(H3270 *hSession, unsigned const char *buf, int len);
 LIB3270_INTERNAL void	lib3270_sock_disconnect(H3270 *hSession);
@@ -259,7 +581,7 @@ LIB3270_INTERNAL int	lib3270_default_event_dispatcher(H3270 *hSession, int block
 	LIB3270_INTERNAL void check_session_handle(H3270 **hSession);
 #endif // DEBUG
-LIB3270_INTERNAL int non_blocking(H3270 *session, Boolean on);
+LIB3270_INTERNAL int	non_blocking(H3270 *session, Boolean on);
 #if defined(HAVE_LIBSSL) /*[*/
	@@ -375,3 +375,26 @@ LIB3270_EXPORT const char * lib3270_get_luname(H3270 *h)		@@ -375,3 +375,26 @@ LIB3270_EXPORT const char * lib3270_get_luname(H3270 *h)
375	return h->connected_lu;	375	return h->connected_lu;
376	}	376	}
377		377
		378	+LIB3270_EXPORT int lib3270_has_active_script(H3270 *h)
		379	+{
		380	+ CHECK_SESSION_HANDLE(h);
		381	+ return (h->oia_flag[LIB3270_FLAG_SCRIPT] != 0);
		382	+}
		383	+
		384	+LIB3270_EXPORT int lib3270_get_typeahead(H3270 *h)
		385	+{
		386	+ CHECK_SESSION_HANDLE(h);
		387	+ return (h->oia_flag[LIB3270_FLAG_TYPEAHEAD] != 0);
		388	+}
		389	+
		390	+LIB3270_EXPORT int lib3270_get_undera(H3270 *h)
		391	+{
		392	+ CHECK_SESSION_HANDLE(h);
		393	+ return (h->oia_flag[LIB3270_FLAG_UNDERA] != 0);
		394	+}
		395	+
		396	+LIB3270_EXPORT int lib3270_get_oia_box_solid(H3270 *h)
		397	+{
		398	+ CHECK_SESSION_HANDLE(h);
		399	+ return (h->oia_flag[LIB3270_FLAG_BOXSOLID] != 0);
		400	+}
	@@ -24,15 +24,13 @@		@@ -24,15 +24,13 @@
24	*	24	*
25	* perry.werneck@gmail.com (Alexandre Perry de Souza Werneck)	25	* perry.werneck@gmail.com (Alexandre Perry de Souza Werneck)
26	* erico.mendonca@gmail.com (Erico Mascarenhas de Mendonça)	26	* erico.mendonca@gmail.com (Erico Mascarenhas de Mendonça)
27	- * licinio@bb.com.br (Licínio Luis Branco)
28	- * kraucer@bb.com.br (Kraucer Fernandes Mazuco)
29	- * macmiranda@bb.com.br (Marco Aurélio Caldas Miranda)
30	*	27	*
31	*/	28	*/
32		29
33	/* Autoconf settings. */	30	/* Autoconf settings. */
34	#include <lib3270/config.h> /* autoconf settings */	31	#include <lib3270/config.h> /* autoconf settings */
35	#include <lib3270.h> /* lib3270 API calls and defs */	32	#include <lib3270.h> /* lib3270 API calls and defs */
		33	+#include <lib3270/charset.h>
36	#include "api.h"	34	#include "api.h"
37		35
38	#if defined(X3270_TN3270E) && !defined(X3270_ANSI) /[/	36	#if defined(X3270_TN3270E) && !defined(X3270_ANSI) /[/
	@@ -148,20 +146,19 @@ struct toggle_name {		@@ -148,20 +146,19 @@ struct toggle_name {
148	/* Naming convention for private actions. */	146	/* Naming convention for private actions. */
149	#define PA_PFX "PA-"	147	#define PA_PFX "PA-"
150		148
151	-/* Shorthand macros */
152	-	149	+/// @brief Shorthand macros
153	#define CN ((char *) NULL)	150	#define CN ((char *) NULL)
154	#define PN ((XtPointer) NULL)	151	#define PN ((XtPointer) NULL)
155	#define Replace(var, value) { lib3270_free(var); var = (value); };	152	#define Replace(var, value) { lib3270_free(var); var = (value); };
156		153
157	-/* Configuration change masks. */
158	-#define NO_CHANGE 0x0000 /* no change */
159	-#define MODEL_CHANGE 0x0001 /* screen dimensions changed */
160	-#define FONT_CHANGE 0x0002 /* emulator font changed */
161	-#define COLOR_CHANGE 0x0004 /* color scheme or 3278/9 mode changed */
162	-#define SCROLL_CHANGE 0x0008 /* scrollbar snapped on or off */
163	-#define CHARSET_CHANGE 0x0010 /* character set changed */
164	-#define ALL_CHANGE 0xffff /* everything changed */	154	+/// @brief Configuration change masks.
		155	+#define NO_CHANGE 0x0000 /// @brief no change
		156	+#define MODEL_CHANGE 0x0001 /// @brief screen dimensions changed
		157	+#define FONT_CHANGE 0x0002 /// @brief emulator font changed
		158	+#define COLOR_CHANGE 0x0004 /// @brief color scheme or 3278/9 mode changed
		159	+#define SCROLL_CHANGE 0x0008 /// @brief scrollbar snapped on or off
		160	+#define CHARSET_CHANGE 0x0010 /// @brief character set changed
		161	+#define ALL_CHANGE 0xffff /// @brief everything changed
165		162
166	/* Portability macros */	163	/* Portability macros */
167		164
	@@ -186,7 +183,7 @@ struct toggle_name {		@@ -186,7 +183,7 @@ struct toggle_name {
186		183
187	/* DBCS Preedit Types */	184	/* DBCS Preedit Types */
188	#if defined(X3270_DBCS) /[/	185	#if defined(X3270_DBCS) /[/
189	- #define PT_ROOT "Root"	186	+ #define PT_ROOT "Root"
190	#define PT_OVER_THE_SPOT "OverTheSpot"	187	#define PT_OVER_THE_SPOT "OverTheSpot"
191	#define PT_OFF_THE_SPOT "OffTheSpot"	188	#define PT_OFF_THE_SPOT "OffTheSpot"
192	#define PT_ON_THE_SPOT "OnTheSpot"	189	#define PT_ON_THE_SPOT "OnTheSpot"
	@@ -211,7 +208,7 @@ LIB3270_INTERNAL struct _ansictl		@@ -211,7 +208,7 @@ LIB3270_INTERNAL struct _ansictl
211	char vlnext;	208	char vlnext;
212	} ansictl;	209	} ansictl;
213		210
214	-/** extended attributes */	211	+/** @brief Extended attributes */
215	struct lib3270_ea	212	struct lib3270_ea
216	{	213	{
217	unsigned char cc; ///< @brief EBCDIC or ASCII character code	214	unsigned char cc; ///< @brief EBCDIC or ASCII character code
	@@ -230,21 +227,346 @@ struct lib3270_text		@@ -230,21 +227,346 @@ struct lib3270_text
230	unsigned short attr; ///< @brief Converted character attribute (color & etc)	227	unsigned short attr; ///< @brief Converted character attribute (color & etc)
231	};	228	};
232		229
		230	+#ifndef HEADER_SSL_H
		231	+ #define SSL void
		232	+#endif // !HEADER_SSL_H
		233	+
		234	+#ifndef LIB3270_TA
		235	+ #define LIB3270_TA void
		236	+#endif // !LIB3270_TA
		237	+
		238	+#define LIB3270_MB_MAX 16
		239	+#define LIB3270_DEFAULT_CGEN 0x02b90000
		240	+#define LIB3270_DEFAULT_CSET 0x00000025
		241	+
		242	+#define LIB3270_LUNAME_LENGTH 16
		243	+#define LIB3270_FULL_MODEL_NAME_LENGTH 13
		244	+#define LIB3270_LU_MAX 32
233		245
		246	+#define LIB3270_TELNET_N_OPTS 256
234		247
235		248
236	-/* default charset translation tables */
237	-// LIB3270_INTERNAL const unsigned short ebc2asc0[256];
238	-// LIB3270_INTERNAL const unsigned short asc2ft0[256];	249	+/** @brief lib3270 session data */
		250	+struct _h3270
		251	+{
		252	+ unsigned short sz; /*< Struct size /
		253	+
		254	+ // Connection info
		255	+ int sock; /*< Network socket /
		256	+ LIB3270_CSTATE cstate; /*< Connection state /
		257	+
		258	+ // flags
		259	+ LIB3270_OPTION options; /*< Session options /
		260	+
		261	+ int bgthread : 1; /*< Running on a background thread ? /
		262	+ int selected : 1; /*< Has selected region? /
		263	+ int rectsel : 1; /*< Selected region is a rectangle ? /
		264	+ int vcontrol : 1; /*< Visible control ? /
		265	+ int modified_sel : 1;
		266	+ int mono : 1; /*< Forces monochrome display /
		267	+ int m3279 : 1;
		268	+ int extended : 1;
		269	+ int typeahead : 1;
		270	+ int numeric_lock : 1;
		271	+ int oerr_lock : 1;
		272	+ int unlock_delay : 1;
		273	+ int auto_reconnect_inprogress : 1;
		274	+ unsigned int colors : 5;
		275	+ int apl_mode : 1;
		276	+ int icrnl : 1;
		277	+ int inlcr : 1;
		278	+ int onlcr : 1;
		279	+ int bsd_tm : 1;
		280	+ int syncing : 1;
		281	+ int reverse : 1; /*< reverse-input mode /
		282	+ int dbcs : 1;
		283	+ int linemode : 1;
		284	+ int trace_skipping : 1;
		285	+ int need_tls_follows : 1;
		286	+ int cut_xfer_in_progress : 1;
		287	+// int auto_keymap : 1;
		288	+ int formatted : 1; /*< Formatted screen flag /
		289	+ int starting : 1; /*< Is starting (no first screen)? /
		290	+
		291	+ char * oversize;
		292	+
		293	+ LIB3270_SSL_STATE secure;
		294	+
		295	+ struct lib3270_toggle
		296	+ {
		297	+ char value; /*< toggle value /
		298	+ void (upcall)(H3270 , struct lib3270_toggle , LIB3270_TOGGLE_TYPE); /< change value /
		299	+ } toggle[LIB3270_TOGGLE_COUNT];
		300	+
		301	+ // Network & Termtype
		302	+ char * connected_type;
		303	+ char * connected_lu;
		304	+ char luname[LIB3270_LUNAME_LENGTH+1];
		305	+
		306	+ char full_model_name[LIB3270_FULL_MODEL_NAME_LENGTH+1];
		307	+ char * model_name;
		308	+ int model_num;
		309	+ char * termtype;
		310	+
		311	+ struct
		312	+ {
		313	+ char * current; /*< The hostname part, stripped of qualifiers, luname and port number /
		314	+ char * full; /*< The entire string, for use in reconnecting /
		315	+ char * srvc; /*< The service name /
		316	+ char * qualified;
		317	+ } host;
		318	+
		319	+ char * proxy; /*< Proxy server (type:host[:port]) /
		320	+ char * termname;
		321	+
		322	+ struct lib3270_charset charset;
		323	+
		324	+ LIB3270_MESSAGE oia_status;
		325	+
		326	+ unsigned char oia_flag[LIB3270_FLAG_COUNT];
		327	+
		328	+ unsigned short current_port;
		329	+
		330	+ // Misc
		331	+ void * ft; /*< Active file transfer data /
		332	+
		333	+ // screen info
		334	+ int ov_rows;
		335	+ int ov_cols;
		336	+ int maxROWS;
		337	+ int maxCOLS;
		338	+ unsigned short rows;
		339	+ unsigned short cols;
		340	+ int cursor_addr;
		341	+ int buffer_addr;
		342	+ char flipped;
		343	+ int screen_alt; /*< alternate screen? /
		344	+ int is_altbuffer;
		345	+
		346	+ // Screen contents
		347	+ void * buffer[2]; /*< Internal buffers /
		348	+ struct lib3270_ea * ea_buf; /*< 3270 device buffer. ea_buf[-1] is the dummy default field attribute /
		349	+ struct lib3270_ea * aea_buf; /*< alternate 3270 extended attribute buffer /
		350	+ struct lib3270_text * text; /*< Converted 3270 chars /
		351	+
		352	+ // host.c
		353	+ char std_ds_host;
		354	+ char no_login_host;
		355	+ char non_tn3270e_host;
		356	+ char passthru_host;
		357	+ char ssl_host;
		358	+ char ever_3270;
		359	+
		360	+ // ctlr.c
		361	+ int sscp_start;
		362	+ unsigned char default_fg;
		363	+ unsigned char default_bg;
		364	+ unsigned char default_gr;
		365	+ unsigned char default_cs;
		366	+ unsigned char default_ic;
		367	+ char reply_mode;
		368	+ int trace_primed : 1;
		369	+ int ticking : 1;
		370	+ int mticking : 1;
		371	+ int crm_nattr;
		372	+ unsigned char crm_attr[16];
		373	+ unsigned char * zero_buf; /*< empty buffer, for area clears /
		374	+
		375	+ struct timeval t_start;
		376	+ void * tick_id;
		377	+ struct timeval t_want;
		378	+
		379	+ // Telnet.c
		380	+ unsigned char * ibuf;
		381	+ int ibuf_size; /*< size of ibuf /
		382	+ unsigned char * obuf; /*< 3270 output buffer /
		383	+ unsigned char * obptr;
		384	+ time_t ns_time;
		385	+ int ns_brcvd;
		386	+ int ns_rrcvd;
		387	+ int ns_bsent;
		388	+ int ns_rsent;
		389	+ struct timeval ds_ts;
		390	+ unsigned long e_funcs; /*< negotiated TN3270E functions /
		391	+ unsigned short e_xmit_seq; /*< transmit sequence number /
		392	+ int response_required;
		393	+ int tn3270e_bound;
		394	+ int tn3270e_negotiated;
		395	+ int ansi_data;
		396	+ int lnext;
		397	+ int backslashed;
		398	+ char plu_name[LIB3270_BIND_PLU_NAME_MAX+1];
		399	+ char **lus;
		400	+ char **curr_lu;
		401	+ char * try_lu;
		402	+ int proxy_type;
		403	+ char * proxy_host;
		404	+ char * proxy_portname;
		405	+ unsigned short proxy_port;
		406	+ char reported_lu[LIB3270_LU_MAX+1];
		407	+ char reported_type[LIB3270_LU_MAX+1];
		408	+
		409	+ enum
		410	+ {
		411	+ E_NONE,
		412	+ E_3270,
		413	+ E_NVT,
		414	+ E_SSCP
		415	+ } tn3270e_submode;
		416	+
		417	+ unsigned char * lbuf; /*< line-mode input buffer /
		418	+ unsigned char * lbptr;
		419	+
		420	+
		421	+ // 3270 input buffer
		422	+ unsigned char * ibptr;
		423	+ unsigned char * obuf_base;
		424	+ int obuf_size;
		425	+// unsigned char * netrbuf;
		426	+
		427	+ // network input buffer
		428	+ unsigned char * sbbuf;
		429	+
		430	+ // telnet sub-option buffer
		431	+ unsigned char * sbptr;
		432	+ unsigned char telnet_state;
		433	+// char ttype_tmpval[13];
		434	+
		435	+ unsigned char myopts[LIB3270_TELNET_N_OPTS];
		436	+ unsigned char hisopts[LIB3270_TELNET_N_OPTS];
		437	+
		438	+ // kybd.c
		439	+ unsigned int kybdlock; ///< @brief keyboard lock state
		440	+ unsigned char aid; ///< @brief current attention ID
		441	+ void * unlock_id;
		442	+ time_t unlock_delay_time;
		443	+ unsigned long unlock_delay_ms; ///< @brief Delay before actually unlocking the keyboard after the host permits it.
		444	+ LIB3270_TA * ta_head;
		445	+ LIB3270_TA * ta_tail;
		446	+
		447	+ // ft_dft.c
		448	+ int dft_buffersize; ///< @brief Buffer size (LIMIN, LIMOUT)
		449	+
		450	+ // rpq.c
		451	+ int rpq_complained : 1;
		452	+#if !defined(_WIN32)
		453	+ int omit_due_space_limit : 1;
		454	+#endif
239		455
		456	+ char * rpq_warnbuf;
		457	+ int rpq_wbcnt;
		458	+
		459	+ // User data (Usually points to session's widget)
		460	+ void * user_data;
		461	+
		462	+ // selection
		463	+ char * paste_buffer;
		464	+ struct
		465	+ {
		466	+ int start;
		467	+ int end;
		468	+ } select;
		469	+
		470	+ // ansi.c
		471	+ int scroll_top;
		472	+ int scroll_bottom;
		473	+ int once_cset;
		474	+ int saved_cursor;
		475	+
		476	+ int held_wrap : 1;
		477	+
		478	+ int insert_mode : 1;
		479	+ int auto_newline_mode : 1;
		480	+
		481	+ int appl_cursor : 1;
		482	+ int saved_appl_cursor : 1;
		483	+
		484	+ int wraparound_mode : 1;
		485	+ int saved_wraparound_mode : 1;
		486	+
		487	+ int rev_wraparound_mode : 1;
		488	+ int saved_rev_wraparound_mode : 1;
		489	+
		490	+ int allow_wide_mode : 1;
		491	+ int saved_allow_wide_mode : 1;
		492	+
		493	+ int wide_mode : 1;
		494	+ int saved_wide_mode : 1;
		495	+
		496	+ int saved_altbuffer : 1;
		497	+ int ansi_reset : 1; /*< Non zero if the ansi_reset() was called in this session /
		498	+
		499	+ int ansi_ch;
		500	+ int cs_to_change;
		501	+
		502	+ /** ANSI Character sets. */
		503	+ enum lib3270_ansi_cs
		504	+ {
		505	+ LIB3270_ANSI_CS_G0 = 0,
		506	+ LIB3270_ANSI_CS_G1 = 1,
		507	+ LIB3270_ANSI_CS_G2 = 2,
		508	+ LIB3270_ANSI_CS_G3 = 3
		509	+ } cset;
		510	+ enum lib3270_ansi_cs saved_cset;
		511	+
		512	+ /** Character set designations. */
		513	+ enum lib3270_ansi_csd
		514	+ {
		515	+ LIB3270_ANSI_CSD_LD = 0,
		516	+ LIB3270_ANSI_CSD_UK = 1,
		517	+ LIB3270_ANSI_CSD_US = 2
		518	+ } csd[4];
		519	+ enum lib3270_ansi_csd saved_csd[4];
		520	+
		521	+ enum lib3270_ansi_state
		522	+ {
		523	+ LIB3270_ANSI_STATE_DATA = 0,
		524	+ LIB3270_ANSI_STATE_ESC = 1,
		525	+ LIB3270_ANSI_STATE_CSDES = 2,
		526	+ LIB3270_ANSI_STATE_N1 = 3,
		527	+ LIB3270_ANSI_STATE_DECP = 4,
		528	+ LIB3270_ANSI_STATE_TEXT = 5,
		529	+ LIB3270_ANSI_STATE_TEXT2 = 6,
		530	+ LIB3270_ANSI_STATE_MBPEND = 7
		531	+ } state;
		532	+
		533	+ unsigned char * tabs;
		534	+
		535	+ int pmi;
		536	+ char pending_mbs[LIB3270_MB_MAX];
		537	+
		538	+ unsigned char gr;
		539	+ unsigned char saved_gr;
		540	+
		541	+ unsigned char fg;
		542	+ unsigned char saved_fg;
		543	+
		544	+ unsigned char bg;
		545	+ unsigned char saved_bg;
		546	+
		547	+ // xio
		548	+ void * ns_read_id;
		549	+ void * ns_write_id;
		550	+ void * ns_exception_id;
		551	+
		552	+ // SSL Data (Always defined to mantain the same structure size)
		553	+ unsigned long ssl_error;
		554	+ SSL * ssl_con;
		555	+
		556	+ // Callbacks.
		557	+ struct lib3270_state_callback * st_callbacks[LIB3270_STATE_USER];
		558	+ struct lib3270_state_callback * st_last[LIB3270_STATE_USER];
		559	+ struct lib3270_session_callbacks cbk;
		560	+
		561	+};
240		562
241	/* Library internal calls */	563	/* Library internal calls */
242	-LIB3270_INTERNAL void key_ACharacter(H3270 hSession, unsigned char c, enum keytype keytype, enum iaction cause,Boolean skipped);
243	-LIB3270_INTERNAL void lib3270_initialize(void);
244	-LIB3270_INTERNAL int cursor_move(H3270 *session, int baddr);	564	+LIB3270_INTERNAL void key_ACharacter(H3270 hSession, unsigned char c, enum keytype keytype, enum iaction cause,Boolean skipped);
		565	+LIB3270_INTERNAL void lib3270_initialize(void);
		566	+LIB3270_INTERNAL int cursor_move(H3270 *session, int baddr);
245		567
246	-LIB3270_INTERNAL void toggle_rectselect(H3270 session, struct lib3270_toggle t, LIB3270_TOGGLE_TYPE tt);
247	-LIB3270_INTERNAL void remove_input_calls(H3270 *session);	568	+LIB3270_INTERNAL void toggle_rectselect(H3270 session, struct lib3270_toggle t, LIB3270_TOGGLE_TYPE tt);
		569	+LIB3270_INTERNAL void remove_input_calls(H3270 *session);
248		570
249	LIB3270_INTERNAL int lib3270_sock_send(H3270 hSession, unsigned const char buf, int len);	571	LIB3270_INTERNAL int lib3270_sock_send(H3270 hSession, unsigned const char buf, int len);
250	LIB3270_INTERNAL void lib3270_sock_disconnect(H3270 *hSession);	572	LIB3270_INTERNAL void lib3270_sock_disconnect(H3270 *hSession);
	@@ -259,7 +581,7 @@ LIB3270_INTERNAL int lib3270_default_event_dispatcher(H3270 *hSession, int block		@@ -259,7 +581,7 @@ LIB3270_INTERNAL int lib3270_default_event_dispatcher(H3270 *hSession, int block
259	LIB3270_INTERNAL void check_session_handle(H3270 **hSession);	581	LIB3270_INTERNAL void check_session_handle(H3270 **hSession);
260	#endif // DEBUG	582	#endif // DEBUG
261		583
262	-LIB3270_INTERNAL int non_blocking(H3270 *session, Boolean on);	584	+LIB3270_INTERNAL int non_blocking(H3270 *session, Boolean on);
263		585
264	#if defined(HAVE_LIBSSL) /[/	586	#if defined(HAVE_LIBSSL) /[/
265		587