io_clr.c - sacc - sacc(omys), simple console gopher client
HTML git clone git://bitreich.org/sacc/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/sacc/
DIR Log
DIR Files
DIR Refs
DIR Tags
DIR LICENSE
---
io_clr.c (1406B)
---
1 #include <string.h>
2 #include <unistd.h>
3 #include <netdb.h>
4
5 #include <sys/socket.h>
6
7 #include "common.h"
8 #include "io.h"
9
10 static int
11 setup_clr(void)
12 {
13 return 0;
14 }
15
16 static int
17 close_clr(struct cnx *c)
18 {
19 return close(c->sock);
20 }
21
22 static int
23 connect_clr(struct cnx *c, struct addrinfo *ai, const char *host)
24 {
25 return connect(c->sock, ai->ai_addr, ai->ai_addrlen);
26 }
27
28 static void
29 connerr_clr(struct cnx *c, const char *host, const char *port, int err)
30 {
31 if (c->sock == -1)
32 diag("Can't open socket: %s", strerror(err));
33 else
34 diag("Can't connect to: %s:%s: %s", host, port, strerror(err));
35 }
36
37 static char *
38 parseurl_clr(char *url)
39 {
40 char *p;
41
42 if (p = strstr(url, "://")) {
43 if (strncmp(url, "gopher", p - url))
44 die("Protocol not supported: %.*s", p - url, url);
45
46 url = p + 3;
47 }
48
49 return url;
50 }
51
52 static ssize_t
53 read_clr(struct cnx *c, void *buf, size_t bs)
54 {
55 return read(c->sock, buf, bs);
56 }
57
58 static ssize_t
59 write_clr(struct cnx *c, void *buf, size_t bs)
60 {
61 return write(c->sock, buf, bs);
62 }
63
64 int (*iosetup)(void) = setup_clr;
65 int (*ioclose)(struct cnx *) = close_clr;
66 int (*ioconnect)(struct cnx *, struct addrinfo *, const char *) = connect_clr;
67 void (*ioconnerr)(struct cnx *, const char *, const char *, int) = connerr_clr;
68 char *(*ioparseurl)(char *) = parseurl_clr;
69 ssize_t (*ioread)(struct cnx *, void *, size_t) = read_clr;
70 ssize_t (*iowrite)(struct cnx *, void *, size_t) = write_clr;