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use ascii processing when determining form charset

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This commit is contained in:
Vincent Sanders 2016-09-12 22:43:39 +01:00
parent 9d858085c3
commit ca12878c2f
1 changed files with 10 additions and 9 deletions
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19
render/form.c
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@ -26,7 +26,6 @@
*/
#include <assert.h>
#include <ctype.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
@ -40,6 +39,7 @@
#include "utils/url.h"
#include "utils/utf8.h"
#include "utils/utils.h"
#include "utils/ascii.h"
#include "content/fetch.h"
#include "content/hlcache.h"
#include "css/utils.h"
@ -980,8 +980,9 @@ char *form_acceptable_charset(struct form *form)
return NULL;
/* make it upper case */
for (c = temp; *c; c++)
*c = toupper(*c);
for (c = temp; *c; c++) {
*c = ascii_to_upper(*c);
}
/* is UTF-8 specified? */
c = strstr(temp, "UTF-8");
@ -997,14 +998,14 @@ char *form_acceptable_charset(struct form *form)
* form element contains a space and/or comma separated list */
c = form->accept_charsets;
/* What would be an improvement would be to choose an encoding
/** \todo an improvement would be to choose an encoding
* acceptable to the server which covers as much of the input
* values as possible. Additionally, we need to handle the case
* where none of the acceptable encodings cover all the textual
* input values.
* For now, we just extract the first element of the charset list
* values as possible. Additionally, we need to handle the
* case where none of the acceptable encodings cover all the
* textual input values. For now, we just extract the first
* element of the charset list
*/
while (*c && !isspace(*c)) {
while (*c && !ascii_is_space(*c)) {
if (*c == ',')
break;
c++;