1 | /* |
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2 | * Copyright (c) 2013 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * Redistribution and use in source and binary forms, with or without |
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11 | * modification, are permitted provided that the following conditions |
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12 | * are met: |
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13 | * 1. Redistributions of source code must retain the above copyright |
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14 | * notice, this list of conditions and the following disclaimer. |
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15 | * 2. Redistributions in binary form must reproduce the above copyright |
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16 | * notice, this list of conditions and the following disclaimer in the |
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17 | * documentation and/or other materials provided with the distribution. |
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18 | * |
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19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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29 | * SUCH DAMAGE. |
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30 | */ |
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31 | |
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32 | #include <rtems/bsd/sys/param.h> |
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33 | #include <sys/types.h> |
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34 | #include <sys/event.h> |
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35 | #include <sys/filio.h> |
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36 | #include <sys/select.h> |
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37 | #include <sys/socket.h> |
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38 | #include <sys/stat.h> |
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39 | #include <sys/time.h> |
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40 | #include <arpa/inet.h> |
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41 | #include <netinet/in.h> |
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42 | #include <assert.h> |
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43 | #include <errno.h> |
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44 | #include <fcntl.h> |
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45 | #include <inttypes.h> |
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46 | #include <poll.h> |
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47 | #include <stdio.h> |
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48 | #include <stdlib.h> |
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49 | #include <string.h> |
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50 | #include <sysexits.h> |
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51 | #include <unistd.h> |
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52 | |
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53 | #include <machine/rtems-bsd-commands.h> |
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54 | |
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55 | #include <rtems/libcsupport.h> |
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56 | #include <rtems/stackchk.h> |
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57 | #include <rtems.h> |
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58 | |
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59 | #define TEST_NAME "LIBBSD SELECT AND POLL AND KQUEUE 1" |
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60 | |
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61 | #define PRIO_MASTER 1 |
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62 | |
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63 | #define PRIO_WORKER 2 |
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64 | |
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65 | #define EVENT_READ RTEMS_EVENT_0 |
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66 | |
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67 | #define EVENT_WRITE RTEMS_EVENT_1 |
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68 | |
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69 | #define EVENT_CONNECT RTEMS_EVENT_2 |
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70 | |
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71 | #define EVENT_CLOSE RTEMS_EVENT_3 |
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72 | |
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73 | #define EVENT_SHUTDOWN RTEMS_EVENT_4 |
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74 | |
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75 | #define BUF_SIZE 4096 |
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76 | |
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77 | #define PORT 1234 |
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78 | |
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79 | #define TEST_UDATA ((void *) 0xcafe) |
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80 | |
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81 | typedef struct { |
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82 | char buf[BUF_SIZE]; |
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83 | const char *wbuf; |
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84 | char *rbuf; |
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85 | size_t rn; |
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86 | size_t wn; |
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87 | int lfd; |
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88 | int cfd; |
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89 | int afd; |
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90 | int rfd; |
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91 | int wfd; |
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92 | struct sockaddr_in caddr; |
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93 | rtems_id worker_task; |
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94 | } test_context; |
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95 | |
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96 | static test_context test_instance = { |
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97 | .cfd = -1 |
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98 | }; |
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99 | |
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100 | static const char msg[] = "This is a message. One two three."; |
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101 | |
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102 | static void |
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103 | setup_lo0(void) |
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104 | { |
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105 | int exit_code; |
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106 | char *lo0[] = { |
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107 | "ifconfig", |
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108 | "lo0", |
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109 | "inet", |
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110 | "127.0.0.1", |
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111 | "netmask", |
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112 | "255.255.255.0", |
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113 | NULL |
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114 | }; |
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115 | |
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116 | exit_code = rtems_bsd_command_ifconfig(RTEMS_ARRAY_SIZE(lo0) - 1, lo0); |
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117 | assert(exit_code == EX_OK); |
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118 | } |
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119 | |
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120 | static void |
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121 | set_self_prio(rtems_task_priority prio) |
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122 | { |
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123 | rtems_status_code sc; |
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124 | |
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125 | sc = rtems_task_set_priority(RTEMS_SELF, prio, &prio); |
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126 | assert(sc == RTEMS_SUCCESSFUL); |
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127 | } |
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128 | |
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129 | static void |
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130 | create_server_socket(test_context *ctx) |
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131 | { |
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132 | struct sockaddr_in saddr; |
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133 | int rv; |
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134 | int lfd; |
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135 | |
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136 | lfd = socket(PF_INET, SOCK_STREAM, 0); |
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137 | assert(lfd >= 0); |
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138 | |
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139 | memset(&saddr, 0, sizeof(saddr)); |
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140 | saddr.sin_family = AF_INET; |
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141 | saddr.sin_port = htons(PORT); |
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142 | saddr.sin_addr.s_addr = htonl(INADDR_ANY); |
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143 | |
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144 | rv = bind(lfd, (const struct sockaddr *) &saddr, sizeof(saddr)); |
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145 | assert(rv == 0); |
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146 | |
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147 | rv = listen(lfd, 1); |
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148 | assert(rv == 0); |
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149 | |
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150 | ctx->lfd = lfd; |
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151 | } |
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152 | |
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153 | static void |
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154 | create_client_addr(test_context *ctx) |
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155 | { |
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156 | struct sockaddr_in *caddr = &ctx->caddr;; |
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157 | int ok; |
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158 | |
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159 | memset(caddr, 0, sizeof(*caddr)); |
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160 | caddr->sin_family = AF_INET; |
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161 | caddr->sin_port = htons(PORT); |
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162 | ok = inet_aton("127.0.0.1", &caddr->sin_addr); |
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163 | assert(ok != 0); |
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164 | } |
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165 | |
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166 | static void |
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167 | worker_task(rtems_task_argument arg) |
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168 | { |
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169 | test_context *ctx = (test_context *) arg; |
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170 | |
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171 | while (true) { |
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172 | rtems_status_code sc; |
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173 | rtems_event_set events; |
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174 | ssize_t n; |
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175 | int rv; |
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176 | int cfd = ctx->cfd; |
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177 | |
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178 | sc = rtems_event_receive( |
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179 | RTEMS_ALL_EVENTS, |
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180 | RTEMS_EVENT_ANY | RTEMS_WAIT, |
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181 | RTEMS_NO_TIMEOUT, |
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182 | &events |
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183 | ); |
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184 | assert(sc == RTEMS_SUCCESSFUL); |
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185 | |
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186 | if ((events & EVENT_READ) != 0) { |
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187 | puts("worker: read"); |
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188 | |
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189 | n = read(ctx->rfd, &ctx->rbuf[0], ctx->rn); |
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190 | assert(n == (ssize_t) ctx->rn); |
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191 | } |
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192 | |
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193 | if ((events & EVENT_WRITE) != 0) { |
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194 | puts("worker: write"); |
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195 | |
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196 | n = write(ctx->wfd, &ctx->wbuf[0], ctx->wn); |
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197 | assert(n == (ssize_t) ctx->wn); |
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198 | } |
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199 | |
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200 | if ((events & EVENT_CONNECT) != 0) { |
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201 | if (cfd >= 0) { |
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202 | puts("worker: close connect socket"); |
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203 | |
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204 | ctx->cfd = -1; |
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205 | |
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206 | rv = close(cfd); |
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207 | assert(rv == 0); |
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208 | |
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209 | cfd = -1; |
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210 | } |
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211 | |
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212 | if (cfd < 0) { |
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213 | puts("worker: create new connect socket"); |
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214 | |
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215 | cfd = socket(PF_INET, SOCK_STREAM, 0); |
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216 | assert(cfd >= 0); |
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217 | |
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218 | ctx->cfd = cfd; |
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219 | } |
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220 | |
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221 | puts("worker: connect"); |
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222 | |
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223 | rv = connect( |
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224 | cfd, |
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225 | (const struct sockaddr *) &ctx->caddr, |
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226 | sizeof(ctx->caddr) |
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227 | ); |
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228 | assert(rv == 0); |
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229 | } |
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230 | |
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231 | if ((events & EVENT_CLOSE) != 0) { |
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232 | puts("worker: close"); |
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233 | |
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234 | ctx->cfd = -1; |
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235 | |
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236 | rv = close(cfd); |
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237 | assert(rv == 0); |
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238 | } |
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239 | |
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240 | if ((events & EVENT_SHUTDOWN) != 0) { |
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241 | puts("worker: shutdown"); |
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242 | |
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243 | rv = shutdown(cfd, SHUT_RDWR); |
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244 | assert(rv == 0); |
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245 | } |
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246 | } |
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247 | } |
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248 | |
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249 | static void |
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250 | send_events(test_context *ctx, rtems_event_set events) |
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251 | { |
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252 | rtems_status_code sc; |
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253 | |
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254 | sc = rtems_event_send(ctx->worker_task, events); |
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255 | assert(sc == RTEMS_SUCCESSFUL); |
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256 | } |
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257 | |
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258 | static void |
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259 | start_worker(test_context *ctx) |
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260 | { |
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261 | rtems_status_code sc; |
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262 | |
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263 | sc = rtems_task_create( |
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264 | rtems_build_name('W', 'O', 'R', 'K'), |
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265 | PRIO_WORKER, |
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266 | RTEMS_MINIMUM_STACK_SIZE, |
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267 | RTEMS_DEFAULT_MODES, |
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268 | RTEMS_DEFAULT_ATTRIBUTES, |
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269 | &ctx->worker_task |
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270 | ); |
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271 | assert(sc == RTEMS_SUCCESSFUL); |
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272 | |
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273 | sc = rtems_task_start( |
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274 | ctx->worker_task, |
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275 | worker_task, |
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276 | (rtems_task_argument) ctx |
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277 | ); |
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278 | assert(sc == RTEMS_SUCCESSFUL); |
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279 | } |
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280 | |
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281 | static void |
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282 | set_non_blocking(int fd, int enable) |
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283 | { |
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284 | int rv; |
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285 | |
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286 | rv = ioctl(fd, FIONBIO, &enable); |
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287 | assert(rv == 0); |
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288 | } |
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289 | |
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290 | static void |
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291 | test_select_timeout(test_context *ctx) |
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292 | { |
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293 | struct timeval timeout = { |
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294 | .tv_sec = 0, |
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295 | .tv_usec = 100000 |
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296 | }; |
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297 | int fd = ctx->lfd; |
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298 | int nfds = fd + 1; |
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299 | struct fd_set set; |
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300 | int rv; |
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301 | int i; |
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302 | |
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303 | puts("test select timeout"); |
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304 | |
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305 | set_non_blocking(ctx->lfd, 0); |
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306 | |
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307 | FD_ZERO(&set); |
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308 | FD_SET(fd, &set); |
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309 | |
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310 | rv = select(nfds, &set, NULL, NULL, &timeout); |
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311 | assert(rv == 0); |
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312 | |
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313 | for (i = 0; i < nfds; ++i) { |
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314 | assert(!FD_ISSET(i, &set)); |
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315 | } |
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316 | |
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317 | rv = select(nfds, NULL, &set, NULL, &timeout); |
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318 | assert(rv == 0); |
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319 | |
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320 | for (i = 0; i < nfds; ++i) { |
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321 | assert(!FD_ISSET(i, &set)); |
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322 | } |
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323 | |
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324 | rv = select(nfds, NULL, NULL, &set, &timeout); |
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325 | assert(rv == 0); |
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326 | |
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327 | for (i = 0; i < nfds; ++i) { |
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328 | assert(!FD_ISSET(i, &set)); |
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329 | } |
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330 | } |
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331 | |
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332 | static void |
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333 | test_select_connect(test_context *ctx) |
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334 | { |
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335 | int lfd = ctx->lfd; |
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336 | int afd = ctx->afd; |
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337 | int nfds = lfd + 1; |
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338 | struct fd_set set; |
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339 | int rv; |
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340 | int i; |
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341 | |
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342 | puts("test select connect"); |
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343 | |
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344 | if (afd >= 0) { |
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345 | rv = close(afd); |
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346 | assert(rv == 0); |
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347 | } |
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348 | |
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349 | send_events(ctx, EVENT_CONNECT); |
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350 | |
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351 | set_non_blocking(lfd, 1); |
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352 | |
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353 | errno = 0; |
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354 | afd = accept(lfd, NULL, NULL); |
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355 | assert(afd == -1); |
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356 | assert(errno == EAGAIN); |
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357 | |
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358 | set_non_blocking(lfd, 0); |
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359 | |
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360 | FD_ZERO(&set); |
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361 | FD_SET(lfd, &set); |
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362 | |
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363 | rv = select(nfds, &set, NULL, NULL, NULL); |
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364 | assert(rv == 1); |
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365 | |
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366 | for (i = 0; i < nfds; ++i) { |
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367 | bool is_set_expected = i == lfd; |
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368 | bool is_set = FD_ISSET(i, &set); |
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369 | |
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370 | assert(is_set_expected == is_set); |
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371 | } |
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372 | |
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373 | afd = accept(lfd, NULL, NULL); |
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374 | assert(afd >= 0); |
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375 | |
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376 | ctx->afd = afd; |
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377 | } |
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378 | |
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379 | static void |
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380 | test_select_read(test_context *ctx) |
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381 | { |
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382 | int afd = ctx->afd; |
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383 | int cfd = ctx->cfd; |
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384 | int nfds = afd + 1; |
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385 | struct fd_set set; |
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386 | int rv; |
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387 | int i; |
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388 | ssize_t n; |
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389 | |
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390 | puts("test select read"); |
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391 | |
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392 | assert(afd >= 0); |
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393 | assert(cfd >= 0); |
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394 | |
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395 | ctx->wfd = cfd; |
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396 | ctx->wbuf = &msg[0]; |
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397 | ctx->wn = sizeof(msg); |
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398 | send_events(ctx, EVENT_WRITE); |
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399 | |
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400 | set_non_blocking(afd, 1); |
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401 | |
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402 | errno = 0; |
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403 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
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404 | assert(n == -1); |
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405 | assert(errno == EAGAIN); |
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406 | |
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407 | FD_ZERO(&set); |
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408 | FD_SET(afd, &set); |
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409 | |
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410 | rv = select(nfds, &set, NULL, NULL, NULL); |
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411 | assert(rv == 1); |
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412 | |
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413 | for (i = 0; i < nfds; ++i) { |
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414 | bool is_set_expected = i == afd; |
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415 | bool is_set = FD_ISSET(i, &set); |
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416 | |
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417 | assert(is_set_expected == is_set); |
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418 | } |
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419 | |
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420 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
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421 | assert(n == (ssize_t) sizeof(msg)); |
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422 | assert(memcmp(&msg[0], &ctx->buf[0], sizeof(msg)) == 0); |
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423 | } |
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424 | |
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425 | static void |
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426 | test_select_write(test_context *ctx) |
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427 | { |
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428 | int afd = ctx->afd; |
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429 | int cfd = ctx->cfd; |
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430 | int nfds = afd + 1; |
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431 | struct fd_set set; |
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432 | int rv; |
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433 | int i; |
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434 | ssize_t n; |
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435 | |
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436 | puts("test select write"); |
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437 | |
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438 | assert(afd >= 0); |
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439 | assert(cfd >= 0); |
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440 | |
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441 | ctx->rfd = cfd; |
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442 | ctx->rbuf = &ctx->buf[0]; |
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443 | ctx->rn = sizeof(ctx->buf); |
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444 | send_events(ctx, EVENT_READ); |
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445 | |
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446 | set_non_blocking(afd, 1); |
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447 | |
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448 | do { |
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449 | errno = 0; |
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450 | n = write(afd, &ctx->buf[0], sizeof(ctx->buf)); |
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451 | if (n == -1) { |
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452 | assert(errno == EAGAIN); |
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453 | } |
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454 | } while (n > 0); |
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455 | |
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456 | FD_ZERO(&set); |
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457 | FD_SET(afd, &set); |
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458 | |
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459 | rv = select(nfds, NULL, &set, NULL, NULL); |
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460 | assert(rv == 1); |
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461 | |
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462 | for (i = 0; i < nfds; ++i) { |
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463 | bool is_set_expected = i == afd; |
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464 | bool is_set = FD_ISSET(i, &set); |
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465 | |
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466 | assert(is_set_expected == is_set); |
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467 | } |
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468 | |
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469 | n = write(afd, &ctx->buf[0], 1); |
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470 | assert(n == 1); |
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471 | } |
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472 | |
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473 | static void |
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474 | test_select_close(test_context *ctx) |
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475 | { |
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476 | int cfd = ctx->cfd; |
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477 | int nfds = cfd + 1; |
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478 | struct fd_set set; |
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479 | int rv; |
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480 | |
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481 | puts("test select close"); |
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482 | |
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483 | assert(ctx->cfd >= 0); |
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484 | |
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485 | send_events(ctx, EVENT_CLOSE); |
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486 | |
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487 | assert(ctx->cfd >= 0); |
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488 | |
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489 | FD_ZERO(&set); |
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490 | FD_SET(cfd, &set); |
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491 | |
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492 | errno = 0; |
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493 | rv = select(nfds, NULL, NULL, &set, NULL); |
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494 | assert(rv == -1); |
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495 | assert(errno == EBADF); |
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496 | |
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497 | assert(ctx->cfd == -1); |
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498 | } |
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499 | |
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500 | static void |
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501 | test_poll_timeout(test_context *ctx) |
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502 | { |
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503 | static const short events[] = { |
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504 | POLLIN, |
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505 | POLLPRI, |
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506 | POLLOUT, |
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507 | POLLRDNORM, |
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508 | POLLWRNORM, |
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509 | POLLRDBAND, |
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510 | POLLWRBAND |
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511 | }; |
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512 | |
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513 | int timeout = 100; |
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514 | struct pollfd pfd = { |
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515 | .fd = ctx->lfd |
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516 | }; |
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517 | size_t i; |
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518 | |
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519 | puts("test poll timeout"); |
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520 | |
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521 | for (i = 0; i < nitems(events); ++i) { |
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522 | int rv; |
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523 | |
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524 | pfd.events = events[i]; |
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525 | pfd.revents = 0; |
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526 | |
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527 | rv = poll(&pfd, 1, timeout); |
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528 | assert(rv == 0); |
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529 | } |
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530 | } |
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531 | |
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532 | static void |
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533 | test_poll_connect(test_context *ctx) |
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534 | { |
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535 | int lfd = ctx->lfd; |
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536 | int afd = ctx->afd; |
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537 | struct pollfd pfd = { |
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538 | .fd = lfd, |
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539 | .events = POLLIN |
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540 | }; |
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541 | int timeout = -1; |
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542 | int rv; |
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543 | |
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544 | puts("test poll connect"); |
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545 | |
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546 | if (afd >= 0) { |
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547 | rv = close(afd); |
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548 | assert(rv == 0); |
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549 | } |
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550 | |
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551 | send_events(ctx, EVENT_CONNECT); |
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552 | |
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553 | set_non_blocking(lfd, 1); |
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554 | |
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555 | errno = 0; |
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556 | afd = accept(lfd, NULL, NULL); |
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557 | assert(afd == -1); |
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558 | assert(errno == EAGAIN); |
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559 | |
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560 | set_non_blocking(lfd, 0); |
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561 | |
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562 | rv = poll(&pfd, 1, timeout); |
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563 | assert(rv == 1); |
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564 | assert(pfd.revents == POLLIN); |
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565 | |
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566 | afd = accept(lfd, NULL, NULL); |
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567 | assert(afd >= 0); |
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568 | |
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569 | ctx->afd = afd; |
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570 | } |
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571 | |
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572 | static void |
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573 | test_poll_read(test_context *ctx) |
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574 | { |
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575 | int afd = ctx->afd; |
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576 | int cfd = ctx->cfd; |
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577 | struct pollfd pfd = { |
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578 | .fd = afd, |
---|
579 | .events = POLLIN |
---|
580 | }; |
---|
581 | int timeout = -1; |
---|
582 | int rv; |
---|
583 | ssize_t n; |
---|
584 | |
---|
585 | puts("test poll read"); |
---|
586 | |
---|
587 | assert(afd >= 0); |
---|
588 | assert(cfd >= 0); |
---|
589 | |
---|
590 | ctx->wfd = cfd; |
---|
591 | ctx->wbuf = &msg[0]; |
---|
592 | ctx->wn = sizeof(msg); |
---|
593 | send_events(ctx, EVENT_WRITE); |
---|
594 | |
---|
595 | set_non_blocking(afd, 1); |
---|
596 | |
---|
597 | errno = 0; |
---|
598 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
599 | assert(n == -1); |
---|
600 | assert(errno == EAGAIN); |
---|
601 | |
---|
602 | rv = poll(&pfd, 1, timeout); |
---|
603 | assert(rv == 1); |
---|
604 | assert(pfd.revents == POLLIN); |
---|
605 | |
---|
606 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
607 | assert(n == (ssize_t) sizeof(msg)); |
---|
608 | assert(memcmp(&msg[0], &ctx->buf[0], sizeof(msg)) == 0); |
---|
609 | } |
---|
610 | |
---|
611 | static void |
---|
612 | test_poll_write(test_context *ctx) |
---|
613 | { |
---|
614 | int afd = ctx->afd; |
---|
615 | int cfd = ctx->cfd; |
---|
616 | struct pollfd pfd = { |
---|
617 | .fd = afd, |
---|
618 | .events = POLLOUT |
---|
619 | }; |
---|
620 | int timeout = -1; |
---|
621 | int rv; |
---|
622 | ssize_t n; |
---|
623 | |
---|
624 | puts("test poll write"); |
---|
625 | |
---|
626 | assert(afd >= 0); |
---|
627 | assert(cfd >= 0); |
---|
628 | |
---|
629 | ctx->rfd = cfd; |
---|
630 | ctx->rbuf = &ctx->buf[0]; |
---|
631 | ctx->rn = sizeof(ctx->buf); |
---|
632 | send_events(ctx, EVENT_READ); |
---|
633 | |
---|
634 | set_non_blocking(afd, 1); |
---|
635 | |
---|
636 | do { |
---|
637 | errno = 0; |
---|
638 | n = write(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
639 | if (n == -1) { |
---|
640 | assert(errno == EAGAIN); |
---|
641 | } |
---|
642 | } while (n > 0); |
---|
643 | |
---|
644 | rv = poll(&pfd, 1, timeout); |
---|
645 | assert(rv == 1); |
---|
646 | assert(pfd.revents == POLLOUT); |
---|
647 | |
---|
648 | n = write(afd, &ctx->buf[0], 1); |
---|
649 | assert(n == 1); |
---|
650 | } |
---|
651 | |
---|
652 | static void |
---|
653 | test_poll_close(test_context *ctx) |
---|
654 | { |
---|
655 | int cfd = ctx->cfd; |
---|
656 | struct pollfd pfd = { |
---|
657 | .fd = cfd, |
---|
658 | .events = POLLRDBAND |
---|
659 | }; |
---|
660 | int timeout = -1; |
---|
661 | int rv; |
---|
662 | |
---|
663 | puts("test poll close"); |
---|
664 | |
---|
665 | assert(ctx->cfd >= 0); |
---|
666 | |
---|
667 | send_events(ctx, EVENT_CLOSE); |
---|
668 | |
---|
669 | assert(ctx->cfd >= 0); |
---|
670 | |
---|
671 | rv = poll(&pfd, 1, timeout); |
---|
672 | assert(rv == 1); |
---|
673 | assert(pfd.revents == POLLNVAL); |
---|
674 | |
---|
675 | assert(ctx->cfd == -1); |
---|
676 | } |
---|
677 | |
---|
678 | static void |
---|
679 | test_kqueue_timer(bool do_resource_check) |
---|
680 | { |
---|
681 | rtems_resource_snapshot snapshot; |
---|
682 | int kq; |
---|
683 | int rv; |
---|
684 | struct kevent change; |
---|
685 | int i; |
---|
686 | |
---|
687 | puts("test kqueue timer"); |
---|
688 | |
---|
689 | if (do_resource_check) { |
---|
690 | rtems_resource_snapshot_take(&snapshot); |
---|
691 | } |
---|
692 | |
---|
693 | kq = kqueue(); |
---|
694 | assert(kq >= 0); |
---|
695 | |
---|
696 | EV_SET(&change, 0xbeef, EVFILT_TIMER, EV_ADD | EV_ENABLE, 0, 100, |
---|
697 | TEST_UDATA); |
---|
698 | |
---|
699 | rv = kevent(kq, &change, 1, NULL, 0, NULL); |
---|
700 | assert(rv == 0); |
---|
701 | |
---|
702 | for (i = 0; i < 5; ++i) { |
---|
703 | struct kevent event; |
---|
704 | |
---|
705 | rv = kevent(kq, NULL, 0, &event, 1, NULL); |
---|
706 | assert(rv == 1); |
---|
707 | assert(event.ident == 0xbeef); |
---|
708 | assert(event.filter == EVFILT_TIMER); |
---|
709 | assert(event.flags == EV_CLEAR); |
---|
710 | assert(event.fflags == 0); |
---|
711 | assert(event.data == 1); |
---|
712 | assert(event.udata == TEST_UDATA); |
---|
713 | } |
---|
714 | |
---|
715 | rv = close(kq); |
---|
716 | assert(rv == 0); |
---|
717 | |
---|
718 | if (do_resource_check) { |
---|
719 | assert(rtems_resource_snapshot_check(&snapshot)); |
---|
720 | } |
---|
721 | } |
---|
722 | |
---|
723 | static void |
---|
724 | test_kqueue_connect(test_context *ctx) |
---|
725 | { |
---|
726 | int lfd = ctx->lfd; |
---|
727 | int afd = ctx->afd; |
---|
728 | int kq; |
---|
729 | struct kevent change; |
---|
730 | struct kevent event; |
---|
731 | const struct timespec *timeout = NULL; |
---|
732 | int rv; |
---|
733 | |
---|
734 | puts("test kqueue connect"); |
---|
735 | |
---|
736 | if (afd >= 0) { |
---|
737 | rv = close(afd); |
---|
738 | assert(rv == 0); |
---|
739 | } |
---|
740 | |
---|
741 | kq = kqueue(); |
---|
742 | assert(kq >= 0); |
---|
743 | |
---|
744 | EV_SET(&change, lfd, EVFILT_READ, EV_ADD | EV_ENABLE, 0, 0, |
---|
745 | TEST_UDATA); |
---|
746 | |
---|
747 | rv = kevent(kq, &change, 1, NULL, 0, timeout); |
---|
748 | assert(rv == 0); |
---|
749 | |
---|
750 | send_events(ctx, EVENT_CONNECT); |
---|
751 | |
---|
752 | set_non_blocking(lfd, 1); |
---|
753 | |
---|
754 | errno = 0; |
---|
755 | afd = accept(lfd, NULL, NULL); |
---|
756 | assert(afd == -1); |
---|
757 | assert(errno == EAGAIN); |
---|
758 | |
---|
759 | set_non_blocking(lfd, 0); |
---|
760 | |
---|
761 | rv = kevent(kq, NULL, 0, &event, 1, timeout); |
---|
762 | assert(rv == 1); |
---|
763 | assert(event.ident == lfd); |
---|
764 | assert(event.filter == EVFILT_READ); |
---|
765 | assert(event.flags == 0); |
---|
766 | assert(event.fflags == 0); |
---|
767 | assert(event.data == 1); |
---|
768 | assert(event.udata == TEST_UDATA); |
---|
769 | |
---|
770 | afd = accept(lfd, NULL, NULL); |
---|
771 | assert(afd >= 0); |
---|
772 | |
---|
773 | ctx->afd = afd; |
---|
774 | |
---|
775 | rv = close(kq); |
---|
776 | assert(rv == 0); |
---|
777 | } |
---|
778 | |
---|
779 | static void |
---|
780 | test_kqueue_read(test_context *ctx) |
---|
781 | { |
---|
782 | int afd = ctx->afd; |
---|
783 | int cfd = ctx->cfd; |
---|
784 | int kq; |
---|
785 | struct kevent change; |
---|
786 | struct kevent event; |
---|
787 | const struct timespec *timeout = NULL; |
---|
788 | int rv; |
---|
789 | ssize_t n; |
---|
790 | |
---|
791 | puts("test kqueue read"); |
---|
792 | |
---|
793 | assert(afd >= 0); |
---|
794 | assert(cfd >= 0); |
---|
795 | |
---|
796 | kq = kqueue(); |
---|
797 | assert(kq >= 0); |
---|
798 | |
---|
799 | EV_SET(&change, afd, EVFILT_READ, EV_ADD | EV_ENABLE, 0, 0, |
---|
800 | TEST_UDATA); |
---|
801 | |
---|
802 | rv = kevent(kq, &change, 1, NULL, 0, timeout); |
---|
803 | assert(rv == 0); |
---|
804 | |
---|
805 | ctx->wfd = cfd; |
---|
806 | ctx->wbuf = &msg[0]; |
---|
807 | ctx->wn = sizeof(msg); |
---|
808 | send_events(ctx, EVENT_WRITE); |
---|
809 | |
---|
810 | set_non_blocking(afd, 1); |
---|
811 | |
---|
812 | errno = 0; |
---|
813 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
814 | assert(n == -1); |
---|
815 | assert(errno == EAGAIN); |
---|
816 | |
---|
817 | rv = kevent(kq, NULL, 0, &event, 1, timeout); |
---|
818 | assert(rv == 1); |
---|
819 | assert(event.ident == afd); |
---|
820 | assert(event.filter == EVFILT_READ); |
---|
821 | assert(event.flags == 0); |
---|
822 | assert(event.fflags == 0); |
---|
823 | assert(event.data == sizeof(msg)); |
---|
824 | assert(event.udata == TEST_UDATA); |
---|
825 | |
---|
826 | n = read(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
827 | assert(n == (ssize_t) sizeof(msg)); |
---|
828 | assert(memcmp(&msg[0], &ctx->buf[0], sizeof(msg)) == 0); |
---|
829 | |
---|
830 | rv = close(kq); |
---|
831 | assert(rv == 0); |
---|
832 | } |
---|
833 | |
---|
834 | static void |
---|
835 | test_kqueue_write(test_context *ctx) |
---|
836 | { |
---|
837 | int afd = ctx->afd; |
---|
838 | int cfd = ctx->cfd; |
---|
839 | int kq; |
---|
840 | struct kevent change; |
---|
841 | struct kevent event; |
---|
842 | const struct timespec *timeout = NULL; |
---|
843 | int rv; |
---|
844 | ssize_t n; |
---|
845 | |
---|
846 | puts("test kqueue write"); |
---|
847 | |
---|
848 | assert(afd >= 0); |
---|
849 | assert(cfd >= 0); |
---|
850 | |
---|
851 | kq = kqueue(); |
---|
852 | assert(kq >= 0); |
---|
853 | |
---|
854 | EV_SET(&change, afd, EVFILT_WRITE, EV_ADD | EV_ENABLE, 0, 0, |
---|
855 | TEST_UDATA); |
---|
856 | |
---|
857 | rv = kevent(kq, &change, 1, NULL, 0, timeout); |
---|
858 | assert(rv == 0); |
---|
859 | |
---|
860 | ctx->rfd = cfd; |
---|
861 | ctx->rbuf = &ctx->buf[0]; |
---|
862 | ctx->rn = sizeof(ctx->buf); |
---|
863 | send_events(ctx, EVENT_READ); |
---|
864 | |
---|
865 | set_non_blocking(afd, 1); |
---|
866 | |
---|
867 | do { |
---|
868 | errno = 0; |
---|
869 | n = write(afd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
870 | if (n == -1) { |
---|
871 | assert(errno == EAGAIN); |
---|
872 | } |
---|
873 | } while (n > 0); |
---|
874 | |
---|
875 | rv = kevent(kq, NULL, 0, &event, 1, timeout); |
---|
876 | assert(rv == 1); |
---|
877 | assert(event.ident == afd); |
---|
878 | assert(event.filter == EVFILT_WRITE); |
---|
879 | assert(event.flags == 0); |
---|
880 | assert(event.fflags == 0); |
---|
881 | assert(event.data == 20428); |
---|
882 | assert(event.udata == TEST_UDATA); |
---|
883 | |
---|
884 | n = write(afd, &ctx->buf[0], 1); |
---|
885 | assert(n == 1); |
---|
886 | |
---|
887 | rv = close(kq); |
---|
888 | assert(rv == 0); |
---|
889 | } |
---|
890 | |
---|
891 | static void |
---|
892 | test_kqueue_close(test_context *ctx) |
---|
893 | { |
---|
894 | int cfd = ctx->cfd; |
---|
895 | int kq; |
---|
896 | struct kevent change; |
---|
897 | struct kevent event; |
---|
898 | const struct timespec *timeout = NULL; |
---|
899 | int rv; |
---|
900 | ssize_t n; |
---|
901 | mode_t canrecv = S_IRUSR | S_IRGRP | S_IROTH; |
---|
902 | mode_t cansend = S_IWUSR | S_IWGRP | S_IWOTH; |
---|
903 | struct stat st; |
---|
904 | |
---|
905 | puts("test kqueue close"); |
---|
906 | |
---|
907 | assert(ctx->cfd >= 0); |
---|
908 | |
---|
909 | kq = kqueue(); |
---|
910 | assert(kq >= 0); |
---|
911 | |
---|
912 | EV_SET(&change, cfd, EVFILT_READ, EV_ADD | EV_ENABLE, 0, 0, |
---|
913 | TEST_UDATA); |
---|
914 | |
---|
915 | rv = kevent(kq, &change, 1, NULL, 0, timeout); |
---|
916 | assert(rv == 0); |
---|
917 | |
---|
918 | set_non_blocking(cfd, 1); |
---|
919 | |
---|
920 | do { |
---|
921 | errno = 0; |
---|
922 | n = read(cfd, &ctx->buf[0], sizeof(ctx->buf)); |
---|
923 | if (n == -1) { |
---|
924 | assert(errno == EAGAIN); |
---|
925 | } |
---|
926 | } while (n > 0); |
---|
927 | |
---|
928 | /* |
---|
929 | * It is not allowed to close file descriptors still in use by |
---|
930 | * kevent(). On FreeBSD the file descriptor reference counting would |
---|
931 | * prevent this also. |
---|
932 | */ |
---|
933 | send_events(ctx, EVENT_SHUTDOWN); |
---|
934 | |
---|
935 | rv = fstat(cfd, &st); |
---|
936 | assert(rv == 0); |
---|
937 | assert(st.st_mode == (S_IFSOCK | canrecv | cansend)); |
---|
938 | |
---|
939 | rv = kevent(kq, NULL, 0, &event, 1, timeout); |
---|
940 | assert(rv == 1); |
---|
941 | assert(event.ident == cfd); |
---|
942 | assert(event.filter == EVFILT_READ); |
---|
943 | assert(event.flags == EV_EOF); |
---|
944 | assert(event.fflags == 0); |
---|
945 | assert(event.data == 0); |
---|
946 | assert(event.udata == TEST_UDATA); |
---|
947 | |
---|
948 | /* |
---|
949 | * The master task wakes up during the shutdown() operation. So we do |
---|
950 | * not see the full shutdown. |
---|
951 | */ |
---|
952 | rv = fstat(cfd, &st); |
---|
953 | assert(rv == 0); |
---|
954 | assert(st.st_mode == (S_IFSOCK | cansend)); |
---|
955 | |
---|
956 | rv = close(kq); |
---|
957 | assert(rv == 0); |
---|
958 | } |
---|
959 | |
---|
960 | static void |
---|
961 | test_main(void) |
---|
962 | { |
---|
963 | test_context *ctx = &test_instance; |
---|
964 | |
---|
965 | setup_lo0(); |
---|
966 | set_self_prio(PRIO_MASTER); |
---|
967 | start_worker(ctx); |
---|
968 | create_server_socket(ctx); |
---|
969 | create_client_addr(ctx); |
---|
970 | |
---|
971 | test_select_timeout(ctx); |
---|
972 | test_select_connect(ctx); |
---|
973 | test_select_read(ctx); |
---|
974 | test_select_write(ctx); |
---|
975 | test_select_close(ctx); |
---|
976 | |
---|
977 | test_poll_timeout(ctx); |
---|
978 | test_poll_connect(ctx); |
---|
979 | test_poll_read(ctx); |
---|
980 | test_poll_write(ctx); |
---|
981 | test_poll_close(ctx); |
---|
982 | |
---|
983 | test_kqueue_timer(false); |
---|
984 | test_kqueue_timer(true); |
---|
985 | test_kqueue_connect(ctx); |
---|
986 | test_kqueue_read(ctx); |
---|
987 | test_kqueue_write(ctx); |
---|
988 | test_kqueue_close(ctx); |
---|
989 | |
---|
990 | rtems_stack_checker_report_usage_with_plugin(NULL, |
---|
991 | rtems_printf_plugin); |
---|
992 | |
---|
993 | puts("*** END OF " TEST_NAME " TEST ***"); |
---|
994 | exit(0); |
---|
995 | } |
---|
996 | |
---|
997 | #include <rtems/bsd/test/default-init.h> |
---|