fix double / on requests to root
[project/uclient.git] / uclient-example.c
1 #include <libubox/blobmsg.h>
2 #include <unistd.h>
3 #include <stdio.h>
4
5 #include "uclient.h"
6
7 static void example_header_done(struct uclient *cl)
8 {
9         struct blob_attr *cur;
10         int rem;
11
12         printf("Headers: \n");
13         blobmsg_for_each_attr(cur, cl->meta, rem) {
14                 printf("%s=%s\n", blobmsg_name(cur), (char *) blobmsg_data(cur));
15         }
16
17         printf("Contents:\n");
18 }
19
20 static void example_read_data(struct uclient *cl)
21 {
22         char buf[256];
23         int len;
24
25         while (1) {
26                 len = uclient_read(cl, buf, sizeof(buf));
27                 if (!len)
28                         return;
29
30                 write(STDOUT_FILENO, buf, len);
31         }
32 }
33
34 static void example_request_sm(struct uclient *cl)
35 {
36         static int i = 0;
37
38         switch (i++) {
39         case 0:
40                 uclient_connect(cl);
41                 uclient_http_set_request_type(cl, "HEAD");
42                 uclient_request(cl);
43                 break;
44         case 1:
45                 uclient_connect(cl);
46                 uclient_http_set_request_type(cl, "GET");
47                 uclient_request(cl);
48                 break;
49         default:
50                 uclient_free(cl);
51                 uloop_end();
52                 break;
53         };
54 }
55
56 static void example_eof(struct uclient *cl)
57 {
58         example_request_sm(cl);
59 }
60
61 static const struct uclient_cb cb = {
62         .header_done = example_header_done,
63         .data_read = example_read_data,
64         .data_eof = example_eof,
65 };
66
67 int main(int argc, char **argv)
68 {
69         struct uclient *cl;
70
71         if (argc != 2) {
72                 fprintf(stderr, "Usage: %s <URL>\n", argv[0]);
73                 return 1;
74         }
75
76         uloop_init();
77         cl = uclient_new(argv[1], &cb);
78         if (!cl) {
79                 fprintf(stderr, "Failed to allocate uclient context\n");
80                 return 1;
81         }
82         example_request_sm(cl);
83         uloop_run();
84         uloop_done();
85
86         return 0;
87 }