spiceterm/spiceterm.h

#ifndef __SPICETERM_H__
#define __SPICETERM_H__

#include <glib.h>
#include <spice.h>

#define IBUFSIZE 1024
#define MAX_ESC_PARAMS 16

typedef unsigned short unicode; // fixme

typedef struct TextAttributes {
  unsigned int fgcol:4;
  unsigned int bgcol:4;
  unsigned int bold:1;
  unsigned int uline:1;
  unsigned int blink:1;
  unsigned int invers:1;
  unsigned int unvisible:1;
} TextAttributes;

typedef struct TextCell {
  unicode ch;
  TextAttributes attrib;
} TextCell;

#define COMMANDS_SIZE 1024
#define MAX_HEIGHT 2048
#define MAX_WIDTH 2048

typedef struct SpiceScreen SpiceScreen;

struct SpiceScreen {
    SpiceCoreInterface *core;
    SpiceServer *server;

    QXLInstance qxl_instance;
    QXLWorker *qxl_worker;

    SpiceKbdInstance keyboard_sin;

    uint8_t primary_surface[MAX_HEIGHT * MAX_WIDTH * 4];
    int primary_height;
    int primary_width;

    SpiceTimer *conn_timeout_timer;
    SpiceWatch *mwatch; /* watch master pty */

    int cursor_notify;

    // Current mode (set by create_primary)
    int width;
    int height;

    int target_surface;

    GCond* command_cond;
    GMutex* command_mutex;

    int commands_end;
    int commands_start;
    struct QXLCommandExt* commands[COMMANDS_SIZE];

    // callbacks
    void (*on_client_connected)(SpiceScreen *spice_screen);
    void (*on_client_disconnected)(SpiceScreen *spice_screen);
};

SpiceScreen* spice_screen_new(SpiceCoreInterface* core);

void spice_screen_add_display_interface(SpiceScreen *spice_screen);
void spice_screen_add_agent_interface(SpiceServer *server);
void spice_screen_draw_char(SpiceScreen *spice_screen, int x, int y, gunichar ch, TextAttributes attrib);
void spice_screen_scroll(SpiceScreen *spice_screen, int x1, int y1, int x2, int y2, int src_x, int src_y);
void spice_screen_clear(SpiceScreen *spice_screen, int x1, int y1, int x2, int y2);


uint32_t spice_screen_get_width(void);
uint32_t spice_screen_get_height(void);

typedef struct spiceTerm {
  int maxx;
  int maxy;

  int width;
  int height;

  int total_height;
  int scroll_height;
  int y_base;
  int y_displ;
  int altbuf:1;

  unsigned int utf8:1; // utf8 mode
  long utf_char;       // used by utf8 parser
  int utf_count;       // used by utf8 parser


  TextAttributes default_attrib;

  TextCell *cells;
  TextCell *altcells;

  SpiceScreen *screen;
  SpiceKbdInstance keyboard_sin;

  // cursor
  TextAttributes cur_attrib;
  TextAttributes cur_attrib_saved;
  int tty_state; // 0 - normal, 1 - ESC, 2 - CSI
  int cx; // cursor x position
  int cy; // cursor y position
  int cx_saved; // saved cursor x position
  int cy_saved; // saved cursor y position
  int esc_buf[MAX_ESC_PARAMS];
  int esc_count;
  int esc_ques;
  int esc_has_par;
  char osc_textbuf[4096];
  char osc_cmd;
  int region_top;
  int region_bottom;

  unsigned int charset:1; // G0 or G1
  unsigned int charset_saved:1; // G0 or G1
  unsigned int g0enc:2;
  unsigned int g0enc_saved:2;
  unsigned int g1enc:2;
  unsigned int g1enc_saved:2;
  unsigned int cur_enc:2;
  unsigned int cur_enc_saved:2;

  // input buffer
  char ibuf[IBUFSIZE];
  int ibuf_count;

  unicode *selection;
  int selection_len;

  unsigned int mark_active:1;

  unsigned int report_mouse:1;

} spiceTerm;

#endif /* __SPICETERM_H__ */