Zmodem changes

mbsebbs/openport.c

@@ -53,7 +53,6 @@ struct tchars oldtch, tch;
 
 int			hanged_up = 0;
 unsigned		Baudrate = 9600;    /* Default, set by first io_mode() call */
-int			current_mode = -1;
 
 
 
@@ -176,12 +175,6 @@ int io_mode(int fd, int n)
     static int	did0 = FALSE;
 
     Syslog('t', "io_mode(%d, %d) (%s)", fd, n, io_names[n]);
-    if (n == current_mode) {
-	Syslog('t', "io_mode already set");
-	return 0;
-    }
-
-    current_mode = n;
 
     switch(n) {
 
@@ -327,7 +320,6 @@ int io_mode(int fd, int n)
 		 * ^O, ^R, ^W).
 		 */
 		tty.c_lflag &= ~(ECHO | ICANON | ISIG | IEXTEN);
-//		tty.c_lflag = 0;		    /* Transparant input	*/
 		tty.c_oflag = 0;		    /* Transparent output	*/
 
 		tty.c_cflag &= ~( CSIZE | PARENB ); /* Same baud rate, disable parity */
@@ -386,7 +378,7 @@ void sendbrk(void)
 
     if (isatty(0)) {
 #ifdef USE_TERMIOS
-	tcsendbreak(0, 200);
+	tcsendbreak(0, 0);
 #endif
 #ifdef USE_TERMIO
 	ioctl(0, TCSBRK, 0);

mbsebbs/ttyio.c

@@ -58,6 +58,7 @@ char *ttystat[]= {(char *)"Ok",
 /*
  * private r/w functions
  */
+static int tty_read(char *, int, int);
 static int tty_read(char *buf, int size, int tot)
 {
     time_t	    now;
@@ -126,8 +127,8 @@ static int tty_read(char *buf, int size, int tot)
 }
 
 
-
-int tty_put(char *buf, int size)
+int tty_write(char *, int);
+int tty_write(char *buf, int size)
 {
     int result;
 
@@ -137,14 +138,14 @@ int tty_put(char *buf, int size)
     if (result != size) {
 	if (hanged_up || (errno == EPIPE) || (errno == ECONNRESET)) {
 	    tty_status = STAT_HANGUP;
-	    WriteError("tty_put: hanged_up flag");
+	    WriteError("tty_write: hanged_up flag");
 	} else {
 	    tty_status=STAT_ERROR;
-	    Syslog('!', "tty_put: error flag");
+	    Syslog('!', "tty_write: error flag");
 	}
     }
     if (tty_status)
-	Syslog('t', "tty_put: error %s", ttystat[tty_status]);
+	Syslog('t', "tty_write: error %s", ttystat[tty_status]);
 
     return -tty_status;
 }
@@ -184,6 +185,13 @@ void tty_flushin(void)
 }
 
 
+void tty_flushout(void)
+{
+    tcdrain(1);
+//    tcflush(1, TCOFLUSH);
+}
+
+
 
 int tty_getc(int tot)
 {
@@ -207,7 +215,41 @@ int tty_putc(int c)
 {
     char    buf = c;
 
-    return tty_put(&buf, 1);
+    return tty_write(&buf, 1);
 }
 
 
+int tty_get(char *buf, int size, int tot)
+{
+    int result=0;
+
+    if (left >= size) {
+	memcpy(buf,next,size);
+	next += size;
+	left -= size;
+	return 0;
+    }
+
+    if (left > 0) {
+	memcpy(buf,next,left);
+	buf += left;
+	next += left;
+	size -= left;
+	left=0;
+    }
+
+    while ((result=tty_read(buf,size,tot)) > 0) {
+	buf += result;
+	size -= result;
+    }
+
+    return result;
+}
+
+
+
+int tty_put(char *buf, int size)
+{
+    return tty_write(buf,size);
+}
+

mbsebbs/ttyio.h

@@ -5,6 +5,7 @@
 
 #define TCHECK() tty_check()
 #define FLUSHIN() tty_flushin()
+#define FLUSHOUT() tty_flushout()
 #define PUTCHAR(x) tty_putc(x)
 #define PUT(x,y) tty_put(x,y)
 #define PUTSTR(x) tty_put(x,strlen(x))
@@ -79,8 +80,9 @@ int	tty_status;
 int	tty_check(void);
 int	tty_getc(int);
 int	tty_putc(int);
-int	tty_put(char*, int);
+int	tty_put(char *, int);
+int	tty_get(char *, int, int);
 void	tty_flushin(void);
-
+void	tty_flushout(void);
 
 #endif

mbsebbs/zmmisc.c

@@ -201,7 +201,7 @@ void zsbhdr(int type, char *shdr)
     BUFFER_FLUSH();
 
     if (type != ZDATA)
-	fflush(stdout);
+	FLUSHOUT();
 }
 
 
@@ -274,7 +274,7 @@ void zshhdr(int type, char *shdr)
 	BUFFER_BYTE(021);
 
     BUFFER_FLUSH();
-    fflush(stdout);
+    FLUSHOUT();
 }
 
 
@@ -313,7 +313,7 @@ void zsdata(register char *buf, int length, int frameend)
     BUFFER_FLUSH();
 
     if (frameend != ZCRCG)
-	fflush(stdout);
+	FLUSHOUT();
 }
 
 
@@ -488,14 +488,7 @@ startover:
     cancount = 5;
     tmcount = 5;
 again:
-    /*
-     * Return immediate ERROR if ZCRCW sequence seen 
-     */
-//    if (((c = GETCHAR(Rxtimeout)) < 0) && (c != TIMEOUT))
-//	goto fifi;
-//    else {
-//	switch(c) {
-	switch (c = GETCHAR(Rxtimeout)) {
+    switch (c = GETCHAR(Rxtimeout)) {
 	case 021: 
 	case 0221:	goto again;
 	case HANGUP:	goto fifi;
@@ -542,8 +535,7 @@ agn2:
 			Not8bit = c;
 	case ZPAD:	/* This is what we want. */
 			break;
-	}
-//    }
+    }
     cancount = 5;
 
 splat:
@@ -756,12 +748,19 @@ void zsendline(int c)
 		    BUFFER_BYTE(ZDLE);  
 		    BUFFER_BYTE(lastsent = (c ^= 0100));
 		    break;
+	case 015:
+	case 0215:
+		    if (!Zctlesc && (lastsent & 0177) != '@')
+			goto sendit;
+		    /* Fall thru */
+	case 020:
 	case 021: 
 	case 023:
 	case 0221: 
 	case 0223:
 		    BUFFER_BYTE(ZDLE);  
 		    c ^= 0100;  
+sendit:
 		    BUFFER_BYTE(lastsent = c);
 		    break;
 	default:

mbsebbs/zmsend.c

@@ -234,15 +234,13 @@ static int sendzfile(char *rn)
 	return 1;
     }
 
-    Syslog('+', "Zmodem: send \"%s\"", MBSE_SS(rn));
-    Syslog('+', "Zmodem: size %lu bytes, dated %s", (unsigned int)st.st_size, rfcdate(st.st_mtime));
+    Syslog('+', "Zmodem: send \"%s\", %lu bytes, dated %s", MBSE_SS(rn), (unsigned int)st.st_size, rfcdate(st.st_mtime));
     gettimeofday(&starttime, &tz);
 
     snprintf(txbuf,MAXBLOCK + 1024,"%s %u %o %o 0 0 0", rn,
 	    (unsigned int)st.st_size, (int)st.st_mtime + (int)(st.st_mtime % 2), st.st_mode);
     bufl = strlen(txbuf);
     *(strchr(txbuf,' ')) = '\0'; /*hope no blanks in filename*/
-    Syslog('z', "txbuf \"%s\"", printable(txbuf, 0));
 
     Eofseen = 0;
     rc = zsendfile(txbuf,bufl);