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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/*
* Copyright (C) 2016-2026 Red Hat, Inc. All rights reserved.
*
* Authors: Fabio M. Di Nitto <fabbione@kronosnet.org>
*
* This software licensed under GPL-2.0+
*/
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/uio.h>
#include "libknet.h"
#include "internals.h"
#include "test-common.h"
static int private_data;
static void sock_notify(void *pvt_data,
int datafd,
int8_t channel,
uint8_t tx_rx,
int error,
int errorno)
{
return;
}
static void test(void)
{
knet_handle_t knet_h1, knet_h[2];
int logfds[2];
int datafd = 0;
int8_t channel = 0;
char recv_buff[KNET_MAX_PACKET_SIZE];
char send_buff[KNET_MAX_PACKET_SIZE];
ssize_t recv_len = 0;
int res;
struct iovec iov_out[1];
printf("Test knet_recv incorrect knet_h\n");
if ((!knet_recv(NULL, recv_buff, KNET_MAX_PACKET_SIZE, channel)) || (errno != EINVAL)) {
printf("knet_recv accepted invalid knet_h or returned incorrect error: %s\n", strerror(errno));
exit(FAIL);
}
setup_logpipes(logfds);
knet_h1 = knet_handle_start(logfds, KNET_LOG_DEBUG, knet_h);
printf("Test knet_recv with no recv_buff\n");
FAIL_ON_SUCCESS(knet_recv(knet_h1, NULL, KNET_MAX_PACKET_SIZE, channel), EINVAL);
printf("Test knet_recv with invalid recv_buff len (0)\n");
FAIL_ON_SUCCESS(knet_recv(knet_h1, recv_buff, 0, channel), EINVAL);
printf("Test knet_recv with invalid recv_buff len (> KNET_MAX_PACKET_SIZE)\n");
FAIL_ON_SUCCESS(knet_recv(knet_h1, recv_buff, KNET_MAX_PACKET_SIZE + 1, channel), EINVAL);
printf("Test knet_recv with invalid channel (-1)\n");
channel = -1;
FAIL_ON_SUCCESS(knet_recv(knet_h1, recv_buff, KNET_MAX_PACKET_SIZE, channel), EINVAL);
printf("Test knet_recv with invalid channel (KNET_DATAFD_MAX)\n");
channel = KNET_DATAFD_MAX;
FAIL_ON_SUCCESS(knet_recv(knet_h1, recv_buff, KNET_MAX_PACKET_SIZE, channel), EINVAL);
printf("Test knet_recv with unconfigured channel\n");
channel = 0;
FAIL_ON_SUCCESS(knet_recv(knet_h1, recv_buff, KNET_MAX_PACKET_SIZE, channel), EINVAL);
printf("Test knet_recv with valid data\n");
FAIL_ON_ERR(knet_handle_enable_sock_notify(knet_h1, &private_data, sock_notify));
datafd = 0;
channel = -1;
FAIL_ON_ERR(knet_handle_add_datafd(knet_h1, &datafd, &channel));
memset(recv_buff, 0, KNET_MAX_PACKET_SIZE);
memset(send_buff, 1, sizeof(send_buff));
iov_out[0].iov_base = (void *)send_buff;
iov_out[0].iov_len = sizeof(send_buff);
if (writev(knet_h1->sockfd[channel].sockfd[1], iov_out, 1) != sizeof(send_buff)) {
printf("Unable to write data: %s\n", strerror(errno));
CLEAN_EXIT(FAIL);
}
recv_len = knet_recv(knet_h1, recv_buff, KNET_MAX_PACKET_SIZE, channel);
if (recv_len <= 0) {
printf("knet_recv failed: %s\n", strerror(errno));
CLEAN_EXIT(FAIL);
}
if (recv_len != sizeof(send_buff)) {
printf("knet_recv received only %zd bytes: %s\n", recv_len, strerror(errno));
CLEAN_EXIT(FAIL);
}
if (memcmp(recv_buff, send_buff, KNET_MAX_PACKET_SIZE)) {
printf("knet_recv received bad data\n");
CLEAN_EXIT(FAIL);
}
CLEAN_EXIT(CONTINUE);
}
int main(int argc, char *argv[])
{
test();
return PASS;
}
|
