/**************************************************************************** * Copyright 2021 Thomas E. Dickey * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /* * $Id: term.priv.h,v 1.6 2021/09/26 20:43:08 tom Exp $ * * term.priv.h * * Header file for terminfo library objects which are private to * the library. * */ #ifndef _TERM_PRIV_H #define _TERM_PRIV_H 1 /* *INDENT-OFF* */ #ifdef __cplusplus extern "C" { #endif #include #undef NCURSES_OPAQUE #define NCURSES_INTERNALS 1 #define NCURSES_OPAQUE 0 #include /* PATH_MAX */ #include /* sig_atomic_t */ #include /* time_t */ #include /* time_t */ #ifdef USE_PTHREADS #if USE_REENTRANT #include #endif #endif /* * State of tparm(). */ #define STACKSIZE 20 typedef struct { union { int num; char * str; } data; bool num_type; } STACK_FRAME; #define NUM_VARS 26 typedef struct { const char * tparam_base; STACK_FRAME stack[STACKSIZE]; int stack_ptr; char * out_buff; size_t out_size; size_t out_used; char * fmt_buff; size_t fmt_size; int static_vars[NUM_VARS]; #ifdef TRACE const char * tname; #endif } TPARM_STATE; typedef struct { char * text; size_t size; } TRACEBUF; typedef struct { const char * name; char * value; } ITERATOR_VARS; /* * Internals for term.h */ typedef struct term { /* describe an actual terminal */ TERMTYPE type; /* terminal type description */ short Filedes; /* file description being written to */ TTY Ottyb; /* original state of the terminal */ TTY Nttyb; /* current state of the terminal */ int _baudrate; /* used to compute padding */ char * _termname; /* used for termname() */ TPARM_STATE tparm_state; #if NCURSES_EXT_COLORS TERMTYPE2 type2; /* extended terminal type description */ #endif #undef TERMINAL } TERMINAL; /* * Internals for soft-keys */ typedef struct { WINDOW * win; /* the window used in the hook */ int line; /* lines to take, < 0 => from bottom*/ int (*hook)(WINDOW *, int); /* callback for user */ } ripoff_t; /* * Internals for tgetent */ typedef struct { long sequence; bool last_used; char * fix_sgr0; /* this holds the filtered sgr0 string */ char * last_bufp; /* help with fix_sgr0 leak */ TERMINAL * last_term; } TGETENT_CACHE; #define TGETENT_MAX 4 #include /* dbdLAST */ #ifdef USE_TERM_DRIVER struct DriverTCB; /* Terminal Control Block forward declaration */ #endif /* * Global data which is not specific to a screen. */ typedef struct { SIG_ATOMIC_T have_sigtstp; SIG_ATOMIC_T have_sigwinch; SIG_ATOMIC_T cleanup_nested; bool init_signals; bool init_screen; char * comp_sourcename; char * comp_termtype; bool have_tic_directory; bool keep_tic_directory; const char * tic_directory; char * dbi_list; int dbi_size; char * first_name; char ** keyname_table; int init_keyname; int slk_format; int getstr_limit; /* getstr_limit based on POSIX LINE_MAX */ char * safeprint_buf; size_t safeprint_used; TGETENT_CACHE tgetent_cache[TGETENT_MAX]; int tgetent_index; long tgetent_sequence; char * dbd_blob; /* string-heap for dbd_list[] */ char ** dbd_list; /* distinct places to look for data */ int dbd_size; /* length of dbd_list[] */ time_t dbd_time; /* cache last updated */ ITERATOR_VARS dbd_vars[dbdLAST]; #if HAVE_TSEARCH void * cached_tparm; int count_tparm; #endif /* HAVE_TSEARCH */ #ifdef USE_TERM_DRIVER int (*term_driver)(struct DriverTCB*, const char*, int*); #endif #define WINDOWLIST struct _win_list #ifndef USE_SP_WINDOWLIST WINDOWLIST * _nc_windowlist; #define WindowList(sp) _nc_globals._nc_windowlist #endif #if USE_HOME_TERMINFO char * home_terminfo; #endif #if !USE_SAFE_SPRINTF int safeprint_cols; int safeprint_rows; #endif #ifdef USE_PTHREADS pthread_mutex_t mutex_curses; pthread_mutex_t mutex_prescreen; pthread_mutex_t mutex_screen; pthread_mutex_t mutex_update; pthread_mutex_t mutex_tst_tracef; pthread_mutex_t mutex_tracef; int nested_tracef; int use_pthreads; #define _nc_use_pthreads _nc_globals.use_pthreads #if USE_PTHREADS_EINTR pthread_t read_thread; /* The reading thread */ #endif #endif #if USE_WIDEC_SUPPORT char key_name[MB_LEN_MAX + 1]; #endif #ifdef TRACE bool trace_opened; char trace_fname[PATH_MAX]; int trace_level; FILE * trace_fp; int trace_fd; char * tracearg_buf; size_t tracearg_used; TRACEBUF * tracebuf_ptr; size_t tracebuf_used; char tracechr_buf[40]; char * tracedmp_buf; size_t tracedmp_used; unsigned char * tracetry_buf; size_t tracetry_used; char traceatr_color_buf[2][80]; int traceatr_color_sel; int traceatr_color_last; #if !defined(USE_PTHREADS) && USE_REENTRANT int nested_tracef; #endif #endif /* TRACE */ #if NO_LEAKS bool leak_checking; #endif } NCURSES_GLOBALS; extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals; #define N_RIPS 5 #ifdef USE_PTHREADS typedef struct _prescreen_list { struct _prescreen_list *next; pthread_t id; struct screen * sp; } PRESCREEN_LIST; #endif /* * Global data which can be swept up into a SCREEN when one is created. * It may be modified before the next SCREEN is created. */ typedef struct { #ifdef USE_PTHREADS PRESCREEN_LIST *allocated; #else struct screen * allocated; #endif bool use_env; bool filter_mode; attr_t previous_attr; TPARM_STATE tparm_state; TTY * saved_tty; /* savetty/resetty information */ bool use_tioctl; NCURSES_SP_OUTC _outch; /* output handler if not putc */ #ifndef USE_SP_RIPOFF ripoff_t rippedoff[N_RIPS]; ripoff_t * rsp; #endif #if NCURSES_NO_PADDING bool _no_padding; /* flag to set if padding disabled */ #endif #if BROKEN_LINKER || USE_REENTRANT chtype * real_acs_map; int _LINES; int _COLS; int _TABSIZE; int _ESCDELAY; TERMINAL * _cur_term; #endif #ifdef TRACE #if BROKEN_LINKER || USE_REENTRANT long _outchars; const char * _tputs_trace; #endif #endif } NCURSES_PRESCREEN; extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen; #ifdef __cplusplus } #endif /* *INDENT-ON* */ #endif /* _TERM_PRIV_H */