Attachment 2285 Details for Bug 1990 – make sftp just utf-8 aware enough to not crash libedit

[patch] make sftp just utf-8 aware enough to not crash libedit

sftp-utf8-complete.patch (text/plain), 1.39 KB, created by Darren Tucker on 2013-06-02 05:30:33 AEST

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Creator: Darren Tucker

Created: 2013-06-02 05:30:33 AEST

Size: 1.39 KB

patch

obsolete

>Index: sftp.c
>===================================================================
>RCS file: /home/dtucker/openssh/cvs/openssh/sftp.c,v
>retrieving revision 1.154
>diff -u -p -r1.154 sftp.c
>--- sftp.c	22 Feb 2013 22:12:24 -0000	1.154
>+++ sftp.c	1 Jun 2013 19:06:18 -0000
>@@ -31,6 +31,7 @@
> 
> #include <ctype.h>
> #include <errno.h>
>+#include <locale.h>
> 
> #ifdef HAVE_PATHS_H
> # include <paths.h>
>@@ -1694,8 +1695,9 @@ complete_match(EditLine *el, struct sftp
>     char *file, int remote, int lastarg, char quote, int terminated)
> {
> 	glob_t g;
>-	char *tmp, *tmp2, ins[3];
>+	char *tmp, *tmp2, ins[8];
> 	u_int i, hadglob, pwdlen, len, tmplen, filelen, cesc, isesc, isabs;
>+	u_int clen;
> 	const LineInfo *lf;
> 	
> 	/* Glob from "file" location */
>@@ -1764,10 +1766,11 @@ complete_match(EditLine *el, struct sftp
> 		tmp2 = tmp + filelen - cesc;
> 		len = strlen(tmp2); 
> 		/* quote argument on way out */
>-		for (i = 0; i < len; i++) {
>+		for (i = 0; i < len; i += clen) {
>+			clen = mblen(tmp2 + i, len - i);
> 			ins[0] = '\\';
>-			ins[1] = tmp2[i];
>-			ins[2] = '\0';
>+			memcpy(ins + 1, tmp2 + i, clen);
>+			ins[clen + 1] = '\0';
> 			switch (tmp2[i]) {
> 			case '\'':
> 			case '"':
>@@ -2112,6 +2115,7 @@ main(int argc, char **argv)
> 
> 	/* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
> 	sanitise_stdfd();
>+	setlocale(LC_CTYPE, "");
> 
> 	__progname = ssh_get_progname(argv[0]);
> 	memset(&args, '\0', sizeof(args));

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