added zsendline_tab

mbsebbs/transfer.c

@@ -259,10 +259,15 @@ int download(down_list *download_list)
     sleep(2);
     
     if (uProtInternal) {
-	if (strncasecmp(sProtName, "zmodem", 6) == 0) {
+	if (strncasecmp(sProtName, "zmodem 8k", 9) == 0) {
 	    sprintf(temp, "%s/%s/tag", CFG.bbs_usersdir, exitinfo.Name);
 	    chdir(temp);
-	    maxrc = zmsndfiles(download_list);
+	    maxrc = zmsndfiles(download_list, TRUE);
+	    Home();
+	} else if (strncasecmp(sProtName, "zmodem", 6) == 0) {
+	    sprintf(temp, "%s/%s/tag", CFG.bbs_usersdir, exitinfo.Name);
+	    chdir(temp);
+	    maxrc = zmsndfiles(download_list, FALSE);
 	    Home();
 	} else {
 	    Syslog('!', "Warning internal protocol %s not supported", sProtName);

mbsebbs/zmmisc.c

@@ -78,6 +78,8 @@ char *txbuf=NULL;
 static int lastsent;		/* Last char we sent */
 static int Not8bit;		/* Seven bits seen on header */
 
+static char zsendline_tab[256];
+
 extern unsigned	Baudrate;
 
 
@@ -688,33 +690,65 @@ void zputhex(register int c)
  */
 void zsendline(int c)
 {
-    /* Quick check for non control characters */
-    if (c & 0140)
-	PUTCHAR(lastsent = c);
-    else {
-	switch (c &= 0377) {
-	    case ZDLE:	PUTCHAR(ZDLE);
-			PUTCHAR(lastsent = (c ^= 0100));
-			break;
-	    case 015:
-	    case 0215:	if (!Zctlesc && (lastsent & 0177) != '@')
-			    goto sendit;
-			/* **** FALL THRU TO **** */
-	    case 020:
-	    case 021:
-	    case 023:
-	    case 0220:
-	    case 0221:
-	    case 0223:	PUTCHAR(ZDLE);
-			c ^= 0100;
-sendit:
-			PUTCHAR(lastsent = c);
-			break;
-	    default:	if (Zctlesc && ! (c & 0140)) {
-			    PUTCHAR(ZDLE);
-			    c ^= 0100;
-			}
-			PUTCHAR(lastsent = c);
+    switch(zsendline_tab[(unsigned) (c&=0377)]) {
+	case 0: 
+		PUTCHAR(lastsent = c); 
+		break;
+	case 1:
+		PUTCHAR(ZDLE);
+		c ^= 0100;
+		PUTCHAR(lastsent = c);
+		break;
+	case 2:
+		if ((lastsent & 0177) != '@') {
+		    PUTCHAR(lastsent = c);
+		} else {
+		    PUTCHAR(ZDLE);
+		    c ^= 0100;
+		    PUTCHAR(lastsent = c);
+		}
+		break;
+    }
+}
+
+
+
+void zsendline_init(void)
+{
+    int	    i;
+
+    Syslog('z', "zsendline_init()");
+
+    for (i = 0; i < 256; i++) {   
+	if (i & 0140)
+	    zsendline_tab[i]=0;
+	else {
+	    switch(i) {
+		case ZDLE:
+		case XOFF: /* ^Q */
+		case XON: /* ^S */
+		case (XOFF | 0200):
+		case (XON | 0200):
+				    zsendline_tab[i]=1;
+				    break;
+		case 020: /* ^P */
+		case 0220:
+				    zsendline_tab[i]=1;
+				    break;
+		case 015:
+		case 0215:
+				    if (Zctlesc)
+					zsendline_tab[i]=1;
+				    else
+					zsendline_tab[i]=2;
+				    break;
+		default:
+				    if (Zctlesc)
+					zsendline_tab[i]=1;
+				    else
+					zsendline_tab[i]=0;
+    
+	    }
 	}
     }
 }

mbsebbs/zmmisc.h

@@ -147,8 +147,6 @@ enum zm_type_enum {
 enum zm_type_enum protocol;
 
 
-//void	get_frame_buffer(void);
-//void	free_frame_buffer(void);
 void	zsbhdr(int, char *);
 void	zshhdr(int, char *);
 void	zsdata(register char *, int, int);
@@ -160,6 +158,7 @@ void	zsendline(int);
 int	zdlread(void);
 void	stohdr(long);
 long	rclhdr(register char *);
+void	zsendline_init(void);
 
 #define FTOFFSET 16
 

mbsebbs/zmrecv.c

@@ -83,6 +83,7 @@ int zmrcvfiles(void)
 
     Syslog('+', "Zmodem: start Zmodem receive");
 
+    zsendline_init();
     if (secbuf == NULL) 
 	secbuf = malloc(MAXBLOCK+1);
     tryzhdrtype = ZRINIT;

mbsebbs/zmsend.c

@@ -72,7 +72,7 @@ static char Myattn[]={0};
 static long skipsize;
 struct timeval	starttime, endtime;
 struct timezone	tz;
-
+static int use8k = FALSE;
 extern unsigned long	sentbytes;
 extern int Rxhlen;
 
@@ -82,14 +82,16 @@ extern char *frametypes[];
 extern unsigned	Baudrate;
 
 
-int zmsndfiles(down_list *lst)
+int zmsndfiles(down_list *lst, int try8)
 {
     int		rc, maxrc = 0;
     down_list	*tmpf;
 
-    Syslog('+', "Zmodem: start Zmodem send");
-
+    Syslog('+', "Zmodem: start Zmodem%s send", try8 ? "-8K":"");
+    use8k = try8;
     protocol = ZM_ZMODEM;
+    zsendline_init();
+
     if ((rc = initsend())) {
 	if (txbuf)
 	    free(txbuf);
@@ -187,7 +189,7 @@ static int sendzfile(char *rn)
     fl.l_start  = 0L;
     fl.l_len    = 0L;
     if (txbuf == NULL) 
-	txbuf = malloc(MAXBLOCK);
+	txbuf = malloc(MAXBLOCK + 1024);
 
     skipsize = 0L;
     if ((in = fopen(rn, "r")) == NULL) {
@@ -252,7 +254,11 @@ int getzrxinit(void)
 	    case ZRINIT:
 			Rxflags = 0377 & Rxhdr[ZF0];
 			Txfcs32 = (Wantfcs32 && (Rxflags & CANFC32));
+			int old = Zctlesc;
 			Zctlesc |= Rxflags & TESCCTL;
+			/* update table - was initialised to not escape */
+			if (Zctlesc && !old)
+			    zsendline_init();
 			
 			Rxbuflen = (0377 & Rxhdr[ZP0])+((0377 & Rxhdr[ZP1])<<8);
 			if ( !(Rxflags & CANFDX))
@@ -437,7 +443,10 @@ int zsendfdata(void)
     int	    junkcount; /* Counts garbage chars received by TX */
     int	    maxblklen, goodblks = 0, goodneeded = 8;
 
-    maxblklen = 1024; // FIXME: 8K variant set this to 8K
+    if (use8k)
+	maxblklen = 8192;
+    else
+	maxblklen = 1024;
     Syslog('z', "zsendfdata() maxblklen=%d", maxblklen);
 
     junkcount = 0;

mbsebbs/zmsend.h

@@ -4,7 +4,7 @@
 /* $Id$ */
 
 
-int zmsndfiles(down_list *);
+int zmsndfiles(down_list *, int);
 
 
 #endif