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Add serial_cursor_save(and serial_cursor_restore(), and open serial ports for input, read character from serial ports, detect keypressed

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This commit is contained in:
Laurent Vivier 2005-08-30 08:03:50 +00:00
parent 1146dd762d
commit 3d6e6953b1
2 changed files with 122 additions and 27 deletions
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147
second/serial.c
View File

@ -12,8 +12,12 @@
#include "glue.h"
#include "head.h"
static short refnum0 = -1;
static short refnum1 = -1;
static short out_refnum0 = -1;
static short out_refnum1 = -1;
#ifdef USE_CLI
static short in_refnum0 = -1;
static short in_refnum1 = -1;
#endif
#if USE_BUFFER
#define BUFFER_LEN 80
@ -236,6 +240,27 @@ ssize_t write(int fd, const void *buf, size_t count)
return param.ioActCount;
}
#ifdef USE_CLI
ssize_t read(int fd, void *buf, size_t count)
{
int res;
ParamBlockRec param;
param.ioCompletion = 0;
param.ioVRefNum = 0;
param.ioRefNum = fd;
param.ioBuffer = (u_int32_t)buf;
param.ioReqCount= count;
param.ioPosMode = fsAtMark;
param.ioPosOffset = 0;
res = PBReadSync(&param);
if (res != noErr)
return 0;
return param.ioActCount;
}
#endif
void serial_put(char c)
{
#if USE_BUFFER
@ -259,25 +284,25 @@ void serial_put(char c)
return;
flush:
if (refnum0 != -1)
write(refnum0, buffer, buff_len);
if (refnum1 != -1)
write(refnum1, buffer, buff_len);
if (out_refnum0 != -1)
write(out_refnum0, buffer, buff_len);
if (out_refnum1 != -1)
write(out_refnum1, buffer, buff_len);
buff_len = 0;
#else
if ( c == '\n' )
{
if (refnum0 != -1)
write(refnum0, "\n\r", 2);
if (refnum1 != -1)
write(refnum1, "\n\r", 2);
if (out_refnum0 != -1)
write(out_refnum0, "\n\r", 2);
if (out_refnum1 != -1)
write(out_refnum1, "\n\r", 2);
}
else
{
if (refnum0 != -1)
write(refnum0, &c, 1);
if (refnum1 != -1)
write(refnum1, &c, 1);
if (out_refnum0 != -1)
write(out_refnum0, &c, 1);
if (out_refnum1 != -1)
write(out_refnum1, &c, 1);
}
#endif
}
@ -287,37 +312,73 @@ void serial_init(emile_l2_header_t* info)
int res;
if (info->console_mask & STDOUT_SERIAL0) {
res = OpenDriver(c2pstring(".AOut"), &refnum0);
res = OpenDriver(c2pstring(".AOut"), &out_refnum0);
if (res != noErr) {
printf("Cannot open modem port (%d)\n", res);
printf("Cannot open modem output port (%d)\n", res);
}
else
{
res = setserial(refnum0, info->serial0_bitrate,
res = setserial(out_refnum0, info->serial0_bitrate,
info->serial0_datasize,
info->serial0_parity,
info->serial0_stopbits);
if (res != noErr) {
printf("Cannot setup modem port (%d)\n", res);
printf("Cannot setup modem output port (%d)\n",
res);
}
}
}
if (info->console_mask & STDOUT_SERIAL1) {
res = OpenDriver(c2pstring(".BOut"), &refnum1);
#ifdef USE_CLI
res = OpenDriver(c2pstring(".AIn"), &in_refnum0);
if (res != noErr) {
printf("Cannot open printer port (%d)\n", res);
printf("Cannot open modem input port (%d)\n", res);
}
else
{
res = setserial(refnum1, info->serial1_bitrate,
res = setserial(in_refnum0, info->serial0_bitrate,
info->serial0_datasize,
info->serial0_parity,
info->serial0_stopbits);
if (res != noErr) {
printf("Cannot setup modem input port (%d)\n",
res);
}
}
#endif /* USE_CLI */
}
if (info->console_mask & STDOUT_SERIAL1) {
res = OpenDriver(c2pstring(".BOut"), &out_refnum1);
if (res != noErr) {
printf("Cannot open printer output port (%d)\n", res);
}
else
{
res = setserial(out_refnum1, info->serial1_bitrate,
info->serial1_datasize,
info->serial1_parity,
info->serial1_stopbits);
if (res != noErr) {
printf("Cannot setup printer port (%d)\n", res);
printf("Cannot setup printer output port (%d)\n"
, res);
}
}
#ifdef USE_CLI
res = OpenDriver(c2pstring(".BIn"), &in_refnum1);
if (res != noErr) {
printf("Cannot open printer input port (%d)\n", res);
}
else
{
res = setserial(in_refnum1, info->serial1_bitrate,
info->serial1_datasize,
info->serial1_parity,
info->serial1_stopbits);
if (res != noErr) {
printf("Cannot setup printer input port (%d)\n"
, res);
}
}
#endif /* USE_CLI */
}
#if USE_BUFFER
@ -326,13 +387,45 @@ void serial_init(emile_l2_header_t* info)
}
#ifdef USE_CLI
int serial_keypressed()
void serial_cursor_save(void)
{
return 0;
serial_put('');
serial_put('7');
}
void serial_cursor_restore(void)
{
serial_put('');
serial_put('8');
}
int serial_getchar(void)
{
int count;
char c;
if (in_refnum0 != -1)
{
count = read(in_refnum0, &c, 1);
if (count == 1)
return c;
}
if (in_refnum1 != -1)
{
count = read(in_refnum1, &c, 1);
if (count == 1)
return c;
}
return -1;
}
int serial_keypressed()
{
if (serial_getchar() != -1)
return 1;
return 0;
}
#endif

2
second/serial.h
View File

@ -15,6 +15,8 @@ extern int setserial(short refNum, unsigned int bitrate, unsigned int datasize,
extern void serial_put(char c);
#ifdef USE_CLI
extern void serial_cursor_save(void);
extern void serial_cursor_restore(void);
extern int serial_keypressed(void);
extern int serial_getchar(void);
#endif