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Sanitize control codes in JSON code.

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default 2023-03-07 09:56:16 +01:00
parent 23177e9395
commit 2250ad7027
2 changed files with 5 additions and 8 deletions
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9
format.c
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@ -179,15 +179,8 @@ d_char *sanitize(const char *content)
xs *sl; xs *sl;
int n = 0; int n = 0;
char *p, *v; char *p, *v;
xs *content2 = xs_dup(content);
/* strip dangerous control codes */ sl = xs_regex_split(content, "</?[^>]+>");
for (n = 0; content2[n]; n++) {
if (xs_type(&content2[n]) != XSTYPE_STRING)
content2[n] = ' ';
}
sl = xs_regex_split(content2, "</?[^>]+>");
p = sl; p = sl;

4
xs_json.h
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@ -260,6 +260,10 @@ static xs_val *_xs_json_loads_lexer(const char **json, js_type *t)
else else
cp = i; cp = i;
/* replace dangerous control codes with the replacement char */
if (cp >= '\0' && cp < ' ' && !strchr("\r\n\t", cp))
cp = 0xfffd;
v = xs_utf8_enc(v, cp); v = xs_utf8_enc(v, cp);
c = '\0'; c = '\0';