1 /*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <sys/socket.h>
18 #include <netinet/in.h>
19 #include <errno.h>
20 #include <string.h>
21 #include <unistd.h>
22 #include <stddef.h>
23 #include <stdio.h>
24 #include "test_util.h"
25
26 #ifdef __linux__
27 #include <time.h>
now_secs(void)28 double now_secs(void)
29 {
30 struct timespec tm;
31 clock_gettime(CLOCK_MONOTONIC, &tm);
32 return (double)tm.tv_sec + (double)tm.tv_nsec/1e9;
33 }
34 #else
35 #include <sys/time.h>
now_secs(void)36 double now_secs(void)
37 {
38 struct timeval tv;
39 gettimeofday(&tv, NULL);
40 return tv.sec + (double)tv.usec/1e6;
41 }
42 #endif
43
44 int
pipe_openSocket(Pipe * pipe,int port)45 pipe_openSocket( Pipe* pipe, int port )
46 {
47 static int fd;
48 struct sockaddr_in addr;
49
50 pipe->socket = -1;
51
52 fd = socket( AF_INET, SOCK_STREAM, 0 );
53 if (fd < 0) {
54 fprintf(stderr, "%s: Can't create socket!!\n", __FUNCTION__);
55 return -1;
56 }
57
58 memset(&addr, 0, sizeof(addr));
59 addr.sin_family = AF_INET;
60 addr.sin_port = htons(port);
61 addr.sin_addr.s_addr = htonl(0x0a000202);
62
63 if ( connect(fd, (struct sockaddr*)&addr, sizeof(addr)) < 0 ) {
64 fprintf(stderr, "%s: Can't connect to tcp:local:%d: %s\n",
65 __FUNCTION__, port, strerror(errno));
66 close(fd);
67 return -1;
68 }
69
70 pipe->socket = fd;
71 return 0;
72 }
73
74 int
pipe_openQemuPipe(Pipe * pipe,const char * pipename)75 pipe_openQemuPipe( Pipe* pipe, const char* pipename )
76 {
77 pipe->socket = qemu_pipe_open(pipename);
78 if (pipe->socket < 0) {
79 fprintf(stderr, "%s: Could not open '%s' pipe: %s\n", __FUNCTION__, pipename, strerror(errno));
80 return -1;
81 }
82 return 0;
83 }
84
85 int
pipe_send(Pipe * pipe,const void * buff,size_t bufflen)86 pipe_send( Pipe* pipe, const void* buff, size_t bufflen )
87 {
88 int ret;
89 const uint8_t* ptr = buff;
90 while (bufflen > 0) {
91 ret = write(pipe->socket, ptr, bufflen);
92 if (ret < 0) {
93 if (errno == EINTR)
94 continue;
95 fprintf(stderr, "%s: error: %s\n", __FUNCTION__, strerror(errno));
96 return -1;
97 }
98 if (ret == 0) {
99 fprintf(stderr, "%s: disconnection!\n", __FUNCTION__);
100 return -1;
101 }
102 ptr += ret;
103 bufflen -= ret;
104 }
105 return 0;
106 }
107
108 int
pipe_recv(Pipe * pipe,void * buff,size_t bufflen)109 pipe_recv( Pipe* pipe, void* buff, size_t bufflen )
110 {
111 int ret;
112
113 for (;;) {
114 ret = read(pipe->socket, buff, bufflen);
115 if (ret < 0) {
116 if (errno == EINTR)
117 continue;
118 fprintf(stderr, "%s: error: %s\n", __FUNCTION__, strerror(errno));
119 return -1;
120 }
121 if (ret == 0) {
122 fprintf(stderr, "%s: disconnection!\n", __FUNCTION__);
123 return -1;
124 }
125 break;
126 }
127 return ret;
128 }
129
130 void
pipe_close(Pipe * pipe)131 pipe_close( Pipe* pipe )
132 {
133 if (pipe->socket >= 0) {
134 close(pipe->socket);
135 pipe->socket = -1;
136 }
137 }
138