[njs] A fix in decodeURI() and decodeURIComponent() functions.

[Igor Sysoev]

details:   http://hg.nginx.org/njs/rev/76f16f0ef6c5
branches:  
changeset: 164:76f16f0ef6c5
user:      Igor Sysoev <igor at sysoev.ru>
date:      Wed Aug 31 17:51:54 2016 +0300
description:
A fix in decodeURI() and decodeURIComponent() functions.

diffstat:

 njs/njs_string.c |  1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diffs (11 lines):

diff -r c0aa3ecd2e83 -r 76f16f0ef6c5 njs/njs_string.c
--- a/njs/njs_string.c	Wed Aug 31 15:53:13 2016 +0300
+++ b/njs/njs_string.c	Wed Aug 31 17:51:54 2016 +0300
@@ -2372,6 +2372,7 @@ njs_string_decode(njs_vm_t *vm, njs_valu
             byte = (d0 << 4) + d1;
 
             if ((reserve[byte >> 5] & ((uint32_t) 1 << (byte & 0x1f))) == 0) {
+                size -= 2;
                 n += 2;
             }
         }