OpenCoverage

msg.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssh/src/msg.c
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LineSourceCount
1-
2-
3-
4-
5-
6-
7-
8int-
9ssh_msg_send(int fd, u_char type, struct sshbuf *m)-
10{-
11 u_char buf[5];-
12 u_int mlen = sshbuf_len(m);-
13-
14 debug3("ssh_msg_send: type %u", (unsigned int)type & 0xff);-
15-
16 put_u32(buf, mlen + 1);-
17 buf[4] = type;-
18 if (atomicio((ssize_t (*)(int, void *, size_t))write, fd, buf, sizeof(buf)) != sizeof(buf)
atomicio((ssiz...!= sizeof(buf)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
19 error("ssh_msg_send: write");-
20 return
never executed: return (-1);
 (-1);
never executed: return (-1);
0
21 }-
22 if (atomicio((ssize_t (*)(int, void *, size_t))write, fd, sshbuf_mutable_ptr(m), mlen) != mlen
atomicio((ssiz... mlen) != mlenDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
23 error("ssh_msg_send: write");-
24 return
never executed: return (-1);
 (-1);
never executed: return (-1);
0
25 }-
26 return
never executed: return (0);
 (0);
never executed: return (0);
0
27}-
28-
29int-
30ssh_msg_recv(int fd, struct sshbuf *m)-
31{-
32 u_char buf[4], *p;-
33 u_int msg_len;-
34 int r;-
35-
36 debug3("ssh_msg_recv entering");-
37-
38 if (atomicio(read, fd, buf, sizeof(buf)) != sizeof(buf)
atomicio(read,...!= sizeof(buf)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
39 if (-
40 (*
(*__errno_location ()) != 32Description
TRUEnever evaluated
FALSEnever evaluated
__errno_location ())
(*__errno_location ()) != 32Description
TRUEnever evaluated
FALSEnever evaluated
0
41 !=
(*__errno_location ()) != 32Description
TRUEnever evaluated
FALSEnever evaluated
0
42 32
(*__errno_location ()) != 32Description
TRUEnever evaluated
FALSEnever evaluated
0
43 )-
44 error("ssh_msg_recv: read: header");
never executed: error("ssh_msg_recv: read: header");
0
45 return
never executed: return (-1);
 (-1);
never executed: return (-1);
0
46 }-
47 msg_len = get_u32(buf);-
48 if (msg_len > 256 * 1024
msg_len > 256 * 1024Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
49 error("ssh_msg_recv: read: bad msg_len %u", msg_len);-
50 return
never executed: return (-1);
 (-1);
never executed: return (-1);
0
51 }-
52 sshbuf_reset(m);-
53 if ((
(r = sshbuf_re...len, &p)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
r = sshbuf_reserve(m, msg_len, &p)) != 0
(r = sshbuf_re...len, &p)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
54 error("%s: buffer error: %s", __func__, ssh_err(r));-
55 return
never executed: return -1;
 -1;
never executed: return -1;
0
56 }-
57 if (atomicio(read, fd, p, msg_len) != msg_len
atomicio(read,...en) != msg_lenDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
58 error("ssh_msg_recv: read: %s", strerror(-
59 (*__errno_location ())-
60 ));-
61 return
never executed: return (-1);
 (-1);
never executed: return (-1);
0
62 }-
63 return
never executed: return (0);
 (0);
never executed: return (0);
0
64}-
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