Removing vestigial support for protocol versions prior to 15.

checksum.c

@@ -117,16 +117,6 @@ void file_checksum(char *fname,char *sum,OFF_T size)
 }
 
 
-void checksum_init(void)
-{
-  if (remote_version >= 14)
-    csum_length = 2; /* adaptive */
-  else
-    csum_length = SUM_LENGTH;
-}
-
-
-
 static int sumresidue;
 static char sumrbuf[CSUM_CHUNK];
 static struct mdfour md;

compat.c

@@ -65,18 +65,14 @@ void setup_protocol(int f_out,int f_in)
 		rprintf(FINFO,"%s is very old version of rsync, upgrade recommended.\n",
 			am_server ? "Server" : "Client");
 
-	if (remote_version >= 12) {
-		if (am_server) {
-		    if (read_batch || write_batch) /* dw */
+	if (am_server) {
+		if (read_batch || write_batch) /* dw */
 			checksum_seed = 32761;
-		    else
+		else
 			checksum_seed = time(NULL);
-			write_int(f_out,checksum_seed);
-		} else {
-			checksum_seed = read_int(f_in);
-		}
+		write_int(f_out,checksum_seed);
+	} else {
+		checksum_seed = read_int(f_in);
 	}
-	
-	checksum_init();
 }
 

flist.c

@@ -1042,7 +1042,7 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 
 	/* now send the uid/gid list. This was introduced in protocol
 	   version 15 */
-	if (f != -1 && remote_version >= 15) {
+	if (f != -1) {
 		send_uid_list(f);
 	}
 
@@ -1122,7 +1122,7 @@ struct file_list *recv_file_list(int f)
 	}
 
 	/* now recv the uid/gid list. This was introduced in protocol version 15 */
-	if (f != -1 && remote_version >= 15) {
+	if (f != -1) {
 		recv_uid_list(f, flist);
 	}
 

generator.c

@@ -516,19 +516,16 @@ void generate_files(int f,struct file_list *flist,char *local_name,int f_recv)
 
 	write_int(f,-1);
 
-	if (remote_version >= 13) {
-		/* in newer versions of the protocol the files can cycle through
-		   the system more than once to catch initial checksum errors */
-		for (i=read_int(f_recv); i != -1; i=read_int(f_recv)) {
-			struct file_struct *file = flist->files[i];
-			recv_generator(local_name?local_name:f_name(file),
-				       flist,i,f);
-		}
+	/* files can cycle through the system more than once
+	 * to catch initial checksum errors */
+	for (i=read_int(f_recv); i != -1; i=read_int(f_recv)) {
+		struct file_struct *file = flist->files[i];
+		recv_generator(local_name?local_name:f_name(file), flist,i,f);
+	}
 
-		phase++;
-		if (verbose > 2)
-			rprintf(FINFO,"generate_files phase=%d\n",phase);
+	phase++;
+	if (verbose > 2)
+		rprintf(FINFO,"generate_files phase=%d\n",phase);
 
-		write_int(f,-1);
-	}
+	write_int(f,-1);
 }

match.c

@@ -24,8 +24,6 @@ extern int csum_length;
 extern int verbose;
 extern int am_server;
 
-extern int remote_version;
-
 typedef unsigned short tag;
 
 #define TABLESIZE (1<<16)
@@ -322,13 +320,11 @@ void match_sums(int f, struct sum_struct *s, struct map_struct *buf, OFF_T len)
 
 	sum_end(file_sum);
 
-	if (remote_version >= 14) {
-		if (verbose > 2)
-			rprintf(FINFO,"sending file_sum\n");
-		write_buf(f,file_sum,MD4_SUM_LENGTH);
-		if (write_batch) /* dw */
-		    write_batch_delta_file(file_sum, MD4_SUM_LENGTH);
-	}
+	if (verbose > 2)
+		rprintf(FINFO,"sending file_sum\n");
+	write_buf(f,file_sum,MD4_SUM_LENGTH);
+	if (write_batch) /* dw */
+		write_batch_delta_file(file_sum, MD4_SUM_LENGTH);
 
 	if (targets) {
 		free(targets);

receiver.c

@@ -306,15 +306,13 @@ static int receive_data(int f_in,struct map_struct *buf,int fd,char *fname,
 
 	sum_end(file_sum1);
 
-	if (remote_version >= 14) {
-		read_buf(f_in,file_sum2,MD4_SUM_LENGTH);
-		if (verbose > 2) {
-			rprintf(FINFO,"got file_sum\n");
-		}
-		if (fd != -1 && 
-		    memcmp(file_sum1,file_sum2,MD4_SUM_LENGTH) != 0) {
-			return 0;
-		}
+	read_buf(f_in,file_sum2,MD4_SUM_LENGTH);
+	if (verbose > 2) {
+		rprintf(FINFO,"got file_sum\n");
+	}
+	if (fd != -1
+	    && memcmp(file_sum1,file_sum2,MD4_SUM_LENGTH) != 0) {
+		return 0;
 	}
 	return 1;
 }
@@ -353,7 +351,7 @@ int recv_files(int f_in,struct file_list *flist,char *local_name,int f_gen)
 
 		i = read_int(f_in);
 		if (i == -1) {
-			if (phase==0 && remote_version >= 13) {
+			if (phase==0) {
 				phase++;
 				csum_length = SUM_LENGTH;
 				if (verbose > 2)

sender.c

@@ -20,7 +20,6 @@
 #include "rsync.h"
 
 extern int verbose;
-extern int remote_version;
 extern int csum_length;
 extern struct stats stats;
 extern int io_error;
@@ -118,7 +117,7 @@ void send_files(struct file_list *flist,int f_out,int f_in)
 
 		i = read_int(f_in);
 		if (i == -1) {
-			if (phase==0 && remote_version >= 13) {
+			if (phase==0) {
 				phase++;
 				csum_length = SUM_LENGTH;
 				write_int(f_out,-1);