[1/3] jscript: Properly handle \0 characters in String to{Lower,Upper}Case methods.

Sebastian Lackner sebastian at fds-team.de
Thu Sep 8 16:52:19 CDT 2016


Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
---
 dlls/jscript/string.c     |   12 ++++++++----
 dlls/jscript/tests/api.js |    4 ++++
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/dlls/jscript/string.c b/dlls/jscript/string.c
index 80c3dd8..40aa552 100644
--- a/dlls/jscript/string.c
+++ b/dlls/jscript/string.c
@@ -1402,17 +1402,19 @@ static HRESULT String_toLowerCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags
         return hres;
 
     if(r) {
+        unsigned len = jsstr_length(str);
         jsstr_t *ret;
         WCHAR *buf;
 
-        ret = jsstr_alloc_buf(jsstr_length(str), &buf);
+        ret = jsstr_alloc_buf(len, &buf);
         if(!ret) {
             jsstr_release(str);
             return E_OUTOFMEMORY;
         }
 
         jsstr_flush(str, buf);
-        strlwrW(buf);
+        for (; len--; buf++) *buf = tolowerW(*buf);
+
         *r = jsval_string(ret);
     }
     jsstr_release(str);
@@ -1432,17 +1434,19 @@ static HRESULT String_toUpperCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags
         return hres;
 
     if(r) {
+        unsigned len = jsstr_length(str);
         jsstr_t *ret;
         WCHAR *buf;
 
-        ret = jsstr_alloc_buf(jsstr_length(str), &buf);
+        ret = jsstr_alloc_buf(len, &buf);
         if(!ret) {
             jsstr_release(str);
             return E_OUTOFMEMORY;
         }
 
         jsstr_flush(str, buf);
-        struprW(buf);
+        for (; len--; buf++) *buf = toupperW(*buf);
+
         *r = jsval_string(ret);
     }
     jsstr_release(str);
diff --git a/dlls/jscript/tests/api.js b/dlls/jscript/tests/api.js
index c7f2bcd..e7b55fc 100644
--- a/dlls/jscript/tests/api.js
+++ b/dlls/jscript/tests/api.js
@@ -661,6 +661,8 @@ tmp = "tEsT".toLowerCase();
 ok(tmp === "test", "''.toLowerCase() = " + tmp);
 tmp = "tEsT".toLowerCase(3);
 ok(tmp === "test", "''.toLowerCase(3) = " + tmp);
+tmp = ("tE" + String.fromCharCode(0) + "sT").toLowerCase();
+ok(tmp === "te" + String.fromCharCode(0) + "st", "''.toLowerCase() = " + tmp);
 
 tmp = "".toUpperCase();
 ok(tmp === "", "''.toUpperCase() = " + tmp);
@@ -672,6 +674,8 @@ tmp = "tEsT".toUpperCase();
 ok(tmp === "TEST", "''.toUpperCase() = " + tmp);
 tmp = "tEsT".toUpperCase(3);
 ok(tmp === "TEST", "''.toUpperCase(3) = " + tmp);
+tmp = ("tE" + String.fromCharCode(0) + "sT").toUpperCase();
+ok(tmp === "TE" + String.fromCharCode(0) + "ST", "''.toUpperCase() = " + tmp);
 
 tmp = "".anchor();
 ok(tmp === "<A NAME=\"undefined\"></A>", "''.anchor() = " + tmp);
-- 
2.9.0



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