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turned off asynchronous mode since this object is implemented to use synchronous mode; added up to COM40 (I wonder what the limit is?)

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svn path=/trunk/externals/iem/comport/; revision=5035
This commit is contained in:
Hans-Christoph Steiner 2006-04-28 23:55:37 +00:00
parent 6b4bddf139
commit 79b8f996c6
1 changed files with 24 additions and 17 deletions
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41
comport/comport.c
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@ -9,9 +9,12 @@
#include "m_pd.h" #include "m_pd.h"
#ifdef NT #ifdef _MSC_VER
#pragma warning( disable : 4244 ) #pragma warning( disable : 4244 )
#pragma warning( disable : 4305 ) #pragma warning( disable : 4305 )
#endif
#ifdef _WIN32
#include <windows.h> #include <windows.h>
#include <commctrl.h> #include <commctrl.h>
#else #else
@ -21,7 +24,7 @@
#include <unistd.h> #include <unistd.h>
#define HANDLE int #define HANDLE int
#define INVALID_HANDLE_VALUE -1 #define INVALID_HANDLE_VALUE -1
#endif #endif /* _WIN32 */
#include <string.h> #include <string.h>
#include <errno.h> #include <errno.h>
@ -35,7 +38,7 @@ typedef struct comport
HANDLE comhandle; /* holds the comport handle */ HANDLE comhandle; /* holds the comport handle */
#ifdef NT #ifdef _WIN32
DCB dcb; /* holds the comm pars */ DCB dcb; /* holds the comm pars */
DCB dcb_old; /* holds the comm pars */ DCB dcb_old; /* holds the comm pars */
COMMTIMEOUTS old_timeouts; COMMTIMEOUTS old_timeouts;
@ -73,13 +76,21 @@ typedef struct comport
#define RXBUFOVERRUN -4 #define RXBUFOVERRUN -4
#define TXBUFOVERRUN -5 #define TXBUFOVERRUN -5
#ifdef NT #ifdef _WIN32
#define COMPORT_MAX 8 #define COMPORT_MAX 40
static char *sys_com_port[COMPORT_MAX] = static char *sys_com_port[COMPORT_MAX] =
{ {
"COM1", "COM2", "COM3", "COM4", "COM1", "COM2", "COM3", "COM4",
"COM5", "COM6", "COM7", "COM8" "COM5", "COM6", "COM7", "COM8",
"COM9", "COM10", "COM11", "COM12",
"COM13", "COM14", "COM15", "COM16",
"COM17", "COM18", "COM19", "COM20",
"COM21", "COM22", "COM23", "COM24",
"COM25", "COM26", "COM27", "COM28",
"COM29", "COM30", "COM31", "COM32",
"COM33", "COM34", "COM35", "COM36",
"COM37", "COM38", "COM39", "COM40"
}; };
static static
@ -102,7 +113,7 @@ long baudspeedbittable[] =
CBR_110 CBR_110
}; };
#else /* NT */ #else /* _WIN32 */
#ifdef IRIX #ifdef IRIX
#define COMPORT_MAX 2 #define COMPORT_MAX 2
@ -161,7 +172,7 @@ short baudspeedbittable[] =
struct timeval null_tv; struct timeval null_tv;
#endif /* else NT */ #endif /* else _WIN32 */
#define BAUDRATETABLE_LEN 15 #define BAUDRATETABLE_LEN 15
@ -213,7 +224,7 @@ static long get_baud_ratebits(t_float *baud)
/* --------------------- NT ------------------------------------ */ /* --------------------- NT ------------------------------------ */
#ifdef NT #ifdef _WIN32
static float set_baudrate(t_comport *x,t_float baud) static float set_baudrate(t_comport *x,t_float baud)
@ -327,11 +338,7 @@ static HANDLE open_serial(int com_nr, t_comport *x)
0, 0,
0, 0,
OPEN_EXISTING, OPEN_EXISTING,
#ifdef WIN2000
0, 0,
#else
FILE_FLAG_OVERLAPPED,
#endif
0); 0);
if(fd == INVALID_HANDLE_VALUE) if(fd == INVALID_HANDLE_VALUE)
@ -679,7 +686,7 @@ static void comport_tick(t_comport *x)
if(fd == INVALID_HANDLE_VALUE) return; if(fd == INVALID_HANDLE_VALUE) return;
/* while there are bytes, read them and send them out, ignore errors */ /* while there are bytes, read them and send them out, ignore errors */
#ifdef NT #ifdef _WIN32
{ {
DWORD dwCommEvent; DWORD dwCommEvent;
DWORD dwRead; DWORD dwRead;
@ -775,7 +782,7 @@ static void *comport_new(t_floatarg comnr, t_floatarg fbaud) {
x->baud = test.baud; x->baud = test.baud;
x->comhandle = fd; /* holds the comport handle */ x->comhandle = fd; /* holds the comport handle */
#ifdef NT #ifdef _WIN32
memcpy(&(test.dcb_old),&(x->dcb_old),sizeof(DCB)); /* save the old com config */ memcpy(&(test.dcb_old),&(x->dcb_old),sizeof(DCB)); /* save the old com config */
memcpy(&(test.dcb),&(x->dcb),sizeof(DCB)); /* for the new com config */ memcpy(&(test.dcb),&(x->dcb),sizeof(DCB)); /* for the new com config */
#else #else
@ -977,10 +984,10 @@ void comport_setup(void)
class_addmethod(comport_class, (t_method)comport_pollintervall, gensym("pollintervall"), class_addmethod(comport_class, (t_method)comport_pollintervall, gensym("pollintervall"),
A_FLOAT, 0); A_FLOAT, 0);
#ifndef NT #ifndef _WIN32
null_tv.tv_sec = 0; /* no wait */ null_tv.tv_sec = 0; /* no wait */
null_tv.tv_usec = 0; null_tv.tv_usec = 0;
#endif #endif /* NOT _WIN32 */
post("comport - PD external for unix/windows\n" post("comport - PD external for unix/windows\n"
"LGPL 1998-2005, Winfried Ritsch and others (see LICENCE.txt)\n" "LGPL 1998-2005, Winfried Ritsch and others (see LICENCE.txt)\n"
"Institute for Electronic Music - Graz"); "Institute for Electronic Music - Graz");