1 | /* |
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2 | * COPYRIGHT (c) 1989-2010. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.com/license/LICENSE. |
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8 | * |
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9 | * $Id$ |
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10 | */ |
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11 | |
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12 | #include <tmacros.h> |
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13 | #include "test_support.h" |
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14 | #include "termios_testdriver_intr.h" |
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15 | |
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16 | #include <sys/types.h> |
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17 | #include <sys/stat.h> |
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18 | #include <fcntl.h> |
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19 | #include <unistd.h> |
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20 | #include <termios.h> |
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21 | #include <rtems/dumpbuf.h> |
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22 | #include <rtems/libio.h> |
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23 | |
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24 | void write_helper( |
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25 | int fd, |
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26 | const char *c |
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27 | ) |
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28 | { |
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29 | size_t len; |
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30 | int rc; |
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31 | |
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32 | len = strlen( c ); |
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33 | printf( "Writing: %s", c ); |
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34 | |
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35 | rc = write( fd, c, len ); |
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36 | rtems_test_assert( rc == len ); |
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37 | |
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38 | termios_test_driver_dump_tx("Transmitted"); |
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39 | } |
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40 | |
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41 | uint8_t read_helper_buffer[256]; |
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42 | |
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43 | void read_helper( |
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44 | int fd, |
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45 | const char *expected |
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46 | ) |
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47 | { |
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48 | int rc; |
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49 | size_t len; |
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50 | |
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51 | len = strlen( expected ); |
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52 | |
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53 | termios_test_driver_set_rx( expected, len ); |
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54 | printf( "\nReading (expected):\n" ); |
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55 | rtems_print_buffer( (unsigned char *)expected, len-1 ); |
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56 | |
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57 | rc = read( fd, read_helper_buffer, sizeof(read_helper_buffer) ); |
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58 | rtems_test_assert( rc != -1 ); |
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59 | |
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60 | printf( "Read %d bytes from read(2)\n", rc ); |
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61 | rtems_print_buffer( read_helper_buffer, rc ); |
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62 | |
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63 | termios_test_driver_dump_tx("As Read"); |
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64 | } |
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65 | |
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66 | int Test_fd; |
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67 | |
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68 | void open_it(void) |
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69 | { |
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70 | /* open the file */ |
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71 | puts( "open(" TERMIOS_TEST_DRIVER_DEVICE_NAME ") - OK " ); |
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72 | Test_fd = open( TERMIOS_TEST_DRIVER_DEVICE_NAME, O_RDWR ); |
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73 | rtems_test_assert( Test_fd != -1 ); |
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74 | } |
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75 | |
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76 | void close_it(void) |
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77 | { |
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78 | int rc; |
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79 | |
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80 | puts( "close(" TERMIOS_TEST_DRIVER_DEVICE_NAME ") - OK " ); |
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81 | rc = close( Test_fd ); |
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82 | rtems_test_assert( rc == 0 ); |
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83 | } |
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84 | |
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85 | void change_iflag( const char *desc, int mask, int new ) |
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86 | { |
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87 | int rc; |
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88 | struct termios attr; |
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89 | |
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90 | printf( "Changing c_iflag to: %s\n", desc ); |
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91 | rc = tcgetattr( Test_fd, &attr ); |
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92 | rtems_test_assert( rc == 0 ); |
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93 | |
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94 | attr.c_iflag &= ~mask; |
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95 | attr.c_iflag |= new; |
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96 | |
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97 | rc = tcsetattr( Test_fd, TCSANOW, &attr ); |
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98 | rtems_test_assert( rc == 0 ); |
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99 | } |
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100 | |
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101 | const char XON_String[] = "\021"; |
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102 | const char XOFF_String[] = "\023"; |
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103 | |
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104 | const char ExpectedOutput_1[] = |
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105 | "0123456789012345678901234567890123456789" |
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106 | "0123456789012345678901234567890123456789" |
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107 | "0123456789012345678901234567890123456789" |
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108 | "0123456789012345678901234567890123456789" |
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109 | "0123456789012345678901234567890123456789"; |
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110 | #if 0 |
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111 | const char ExpectedInput_1[] = "Blocking interrupt driven read.\n"; |
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112 | const char ExpectedInput_2[] = "Non-Blocking interrupt driven read.\n"; |
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113 | #endif |
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114 | |
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115 | rtems_task Init( |
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116 | rtems_task_argument argument |
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117 | ) |
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118 | { |
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119 | rtems_status_code sc; |
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120 | |
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121 | puts( "\n\n*** TEST TERMIOS07 ***" ); |
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122 | |
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123 | puts( "rtems_termios_bufsize( 64, 64, 64 ) - OK" ); |
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124 | sc = rtems_termios_bufsize ( 64, 64, 64 ); |
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125 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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126 | |
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127 | open_it(); |
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128 | |
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129 | change_iflag( "Set XON/XOFF", IXON|IXOFF, IXON|IXOFF ); |
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130 | |
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131 | termios_test_driver_set_rx( XOFF_String, 1 ); |
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132 | sc = rtems_task_wake_after( 2 * rtems_clock_get_ticks_per_second() ); |
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133 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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134 | |
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135 | write_helper( Test_fd, ExpectedOutput_1 ); |
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136 | |
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137 | #if 0 |
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138 | /* some basic cases */ |
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139 | write_helper( Test_fd, ExpectedOutput_1 ); |
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140 | read_helper( Test_fd, ExpectedInput_1 ); |
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141 | termios_test_driver_set_rx_enqueue_now( true ); |
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142 | read_helper( Test_fd, ExpectedInput_2 ); |
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143 | #endif |
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144 | |
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145 | close_it(); |
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146 | |
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147 | puts( "*** END OF TEST TERMIOS07 ***" ); |
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148 | |
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149 | rtems_test_exit(0); |
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150 | } |
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151 | |
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152 | /* configuration information */ |
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153 | |
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154 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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155 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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156 | #define CONFIGURE_APPLICATION_EXTRA_DRIVERS \ |
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157 | TERMIOS_TEST_DRIVER_TABLE_ENTRY |
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158 | |
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159 | /* include an extra slot for registering the termios one dynamically */ |
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160 | #define CONFIGURE_MAXIMUM_DRIVERS 3 |
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161 | |
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162 | /* one for the console and one for the test port */ |
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163 | #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 3 |
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164 | |
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165 | /* we need to be able to open the test device */ |
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166 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 4 |
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167 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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168 | #define CONFIGURE_MAXIMUM_TIMERS 2 |
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169 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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170 | |
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171 | #define CONFIGURE_INIT |
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172 | |
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173 | #include <rtems/confdefs.h> |
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174 | /* end of file */ |
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