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Simplify and clarify URL quoting js_std_urlGet

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Charlie Gordon 2024-02-12 18:34:52 +01:00 committed by Ben Noordhuis
parent ed49e0f39e
commit 79d417a90d
1 changed files with 7 additions and 4 deletions
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11
quickjs-libc.c
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@ -1337,7 +1337,7 @@ static JSValue js_std_urlGet(JSContext *ctx, JSValue this_val,
DynBuf header_buf_s, *header_buf = &header_buf_s;
char *buf;
size_t i, len;
int c, status;
int status;
JSValue response = JS_UNDEFINED, ret_obj;
JSValue options_obj;
FILE *f;
@ -1365,17 +1365,20 @@ static JSValue js_std_urlGet(JSContext *ctx, JSValue this_val,
js_std_dbuf_init(ctx, &cmd_buf);
dbuf_printf(&cmd_buf, "%s '", URL_GET_PROGRAM);
len = strlen(url);
for(i = 0; i < len; i++) {
switch (c = url[i]) {
for(i = 0; url[i] != '\0'; i++) {
unsigned char c = url[i];
switch (c) {
case '\'':
/* shell single quoted string does not support \' */
dbuf_putstr(&cmd_buf, "'\\''");
break;
case '[': case ']': case '{': case '}': case '\\':
/* prevent interpretation by curl as range or set specification */
dbuf_putc(&cmd_buf, '\\');
/* FALLTHROUGH */
default:
dbuf_putc(&cmd_buf, c);
break;
}
}
JS_FreeCString(ctx, url);