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- #ifndef _WLINK_
- #define _WLINK_
-
- /*
- WordUp Graphics Toolkit V5.0 Communications Routines
- */
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
-
- #define WLINK_NOVECTOR 0x67
- #define WLINK_8250_UART 0
- #define WLINK_16550_UART 1
-
- #define BUFFERSIZE 4096
- /* BUFFERSIZE must be a power of 2 */
-
-
- /* Buffer for input and output */
- typedef struct
- {
- short head, tail; // bytes are put on head and pulled from tail
- short size;
- unsigned char data[BUFFERSIZE];
- } transferbuffer;
-
- extern transferbuffer buffer_in, buffer_out;
-
-
- extern short uart_type;
- extern short irqintnum;
- extern short line_status;
-
- /* Modem variables */
- extern short pulsedial;
- extern short usemodem;
-
- extern struct {
- char modem_init [257];
- char modem_hangup [257];
- unsigned long baud_rate;
- short com_port;
- short irq_num;
- short uart;
- short uarttype;
- short vector;
- } link_info;
-
-
-
- /* Communication Routines */
- void wlink_flush_incoming (void);
- void wlink_flush_outgoing (void);
- void wlink_getuart (void);
- void wlink_getvector (void);
- void wlink_initport (void);
- void wlink_shutdownport (void);
- void wlink_write_buffer (char *buffer, unsigned int count);
-
- void wlink_modemcommand (char *str);
- void wlink_hangup_modem (void);
- int wlink_modemresponse (char *resp);
- void wlink_initmodem (void);
- int wlink_dial (char *dialstring);
- int wlink_answer (void);
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif
-