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
74
75
76
77
78
79
|
/* This file is part of Eclat.
Copyright (C) 2012, 2013 Sergey Poznyakoff.
Eclat is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Eclat is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Eclat. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <string.h>
#include "libeclat.h"
#include "grecs.h"
static int
add_param(void *sym, void *data)
{
struct ec2_param *p = sym;
struct grecs_txtacc *acc = data;
grecs_txtacc_grow_char(acc, '&');
grecs_txtacc_grow(acc, p->name, strlen(p->name));
grecs_txtacc_grow_char(acc, '=');
grecs_txtacc_grow(acc, p->value, strlen(p->value));
return 0;
}
char *
eclat_query_to_url(struct ec2_query *req, char **post_params)
{
struct grecs_txtacc *acc;
char *ret = NULL, *p;
acc = grecs_txtacc_create();
grecs_txtacc_grow(acc, "http", 4);
if (req->flags & EC2_QF_HTTPS)
grecs_txtacc_grow_char(acc, 's');
grecs_txtacc_grow(acc, "://", 3);
grecs_txtacc_grow(acc, req->endpoint, strlen(req->endpoint));
grecs_txtacc_grow(acc, req->uri, strlen(req->uri));
if (req->flags & EC2_QF_POST) {
grecs_txtacc_grow_char(acc, 0);
ret = grecs_txtacc_finish(acc, 1);
} else {
grecs_txtacc_grow_char(acc, '?');
}
/* Add signature */
grecs_txtacc_grow(acc, "Signature", sizeof("Signature")-1);
grecs_txtacc_grow_char(acc, '=');
urlencode(req->signature, strlen(req->signature), &p, NULL);
grecs_txtacc_grow(acc, p, strlen(p));
free(p);
/* Add other parameters */
grecs_symtab_enumerate(req->params, add_param, acc);
grecs_txtacc_grow_char(acc, 0);
if (!ret)
ret = grecs_txtacc_finish(acc, 1);
else
*post_params = grecs_txtacc_finish(acc, 1);
grecs_txtacc_free(acc);
return ret;
}
|