1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <request.h>
#include <multipart.h>
void tempfile_callback(struct magi_field *field, char *buffer, int len)
{
static FILE *file = 0;
if (!strcmp(field->name, "data")) {
if (!file) {
remove(field->name);
file = fopen(field->name, "wb");
}
if (len) {
fwrite(buffer, 1, len, file);
}
if (len < magi_parse_multipart_callback_size) {
fclose(file);
file = 0;
}
} else if (len) {
field->data = realloc(field->data, field->len + len + 1);
memcpy(field->data + field->len, buffer, len);
field->len += len;
field->data[field->len] = 0;
}
}
void handle_request()
{
struct magi_request request;
if (magi_request_build_cgi(&request, tempfile_callback, 0)) {
struct magi_field *name = magi_field_list_get(request.fields, "name");
struct magi_field *data = magi_field_list_get(request.fields, "data");
if (name && name->data && data) {
rename("data", name->data);
}
magi_request_destroy(&request);
}
}
void print_preamble()
{
puts("Content-type: application/xhtml+xml\r\n\r\n");
}
void print_webpage()
{
puts(
"<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' "
"'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'>"
"<html xmlns='http://www.w3.org/1999/xhtml'>"
"<head><title>Upload File</title></head>"
"<body>"
"<form action='/cgi-bin/upload' method='post' "
"enctype='multipart/form-data'><fieldset>"
"<input type='text' name='name' value='filename'/>"
"<input type='file' name='data'/>"
"<input type='submit' value='Upload'/>"
"</fieldset></form>"
"</body>"
"</html>"
);
}
int main(int argc, char const *argv[])
{
handle_request();
print_preamble();
print_webpage();
return 0;
}
|
