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annotate rvinterf/lowlevel/rvifmain.c @ 975:0d7cc054ef72

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rvinterf/lowlevel: updates for the new knowledge of TM predating ETM
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sun, 15 Nov 2015 04:26:10 +0000
parents 16ed75e266f2
children 658fe6f1880f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * This module contains the main() function for rvinterf
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3 */
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4
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5 #include <sys/types.h>
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6 #include <sys/errno.h>
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7 #include <stdio.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include <stdlib.h>
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11 #include <unistd.h>
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12 #include <signal.h>
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13 #include <time.h>
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14 #include "../include/pktmux.h"
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15 #include "../include/localsock.h"
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16 #include "client.h"
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17
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18 extern int target_fd, listener;
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19 extern char *baudrate_name;
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20 extern char *extlcd_program;
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21 extern u_char extlcd_invert;
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22
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23 extern u_char rxpkt[];
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24 extern size_t rxpkt_len;
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25
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26 struct client *client_head;
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27 int socketpair_fd;
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28
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29 char *logfname;
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30 FILE *logF;
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31 time_t logtime;
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32 int background, no_output;
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33 int max_fd;
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34
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35 char *socket_pathname = "/tmp/rvinterf_socket";
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36
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37 int wakeup_after_sec = 7;
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38
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39 main(argc, argv)
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40 char **argv;
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41 {
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42 extern char *optarg;
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43 extern int optind;
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44 int c;
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45 fd_set fds;
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46 struct client *cli, **clip;
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47
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48 while ((c = getopt(argc, argv, "bB:d:l:ns:S:vw:X:")) != EOF)
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49 switch (c) {
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50 case 'b':
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51 background++;
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52 /* FALL THRU */
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53 case 'n':
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54 no_output++;
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55 continue;
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56 case 'B':
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57 baudrate_name = optarg;
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58 continue;
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59 case 'd':
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60 target_fd = atoi(optarg);
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61 continue;
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62 case 'l':
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63 logfname = optarg;
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64 continue;
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65 case 's':
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66 socket_pathname = optarg;
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67 continue;
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68 case 'S':
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69 socketpair_fd = atoi(optarg);
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70 continue;
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71 case 'v':
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72 extlcd_invert = 0xFF;
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73 continue;
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74 case 'w':
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75 wakeup_after_sec = strtoul(optarg, 0, 0);
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76 continue;
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77 case 'X':
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78 extlcd_program = optarg;
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79 continue;
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80 case '?':
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81 default:
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82 usage: fprintf(stderr,
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83 "usage: %s [options] ttyport\n", argv[0]);
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84 exit(1);
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85 }
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86 if (target_fd <= 0) {
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87 if (argc - optind != 1)
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88 goto usage;
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89 open_target_serial(argv[optind]);
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90 }
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91 max_fd = target_fd;
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92 if (extlcd_program)
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93 open_extlcd_pipe();
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94
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95 set_serial_nonblock(0);
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96 setlinebuf(stdout);
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97 if (logfname) {
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98 logF = fopen(logfname, "w");
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99 if (!logF) {
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100 perror(logfname);
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101 exit(1);
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102 }
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103 setlinebuf(logF);
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104 fprintf(logF, "*** Log of rvinterf session ***\n");
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105 }
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106 if (socketpair_fd)
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107 create_socketpair_client();
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108 else
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109 create_listener_socket();
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110 if (background) {
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111 c = fork();
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112 if (c < 0) {
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113 perror("fork");
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114 exit(1);
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115 }
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116 if (c) {
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117 printf("rvinterf forked into background (pid %d)\n", c);
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118 exit(0);
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119 }
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120 }
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121 signal(SIGPIPE, SIG_IGN);
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122 for (;;) {
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123 FD_ZERO(&fds);
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124 FD_SET(target_fd, &fds);
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125 if (listener)
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126 FD_SET(listener, &fds);
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127 for (clip = &client_head; cli = *clip; ) {
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128 if (cli->rx_state == 2) {
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129 close(cli->fd);
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130 *clip = cli->next;
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131 free(cli);
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132 continue;
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133 }
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134 FD_SET(cli->fd, &fds);
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135 clip = &cli->next;
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parents: 176
diff changeset
136 }
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
137 if (socketpair_fd && !client_head)
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
138 exit(0);
177
fef035264dd4 rvinterf: beginning of local socket handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 176
diff changeset
139 c = select(max_fd+1, &fds, 0, 0, 0);
134
e0d56e9be8a2 rvtdump: time-stamped logging implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 133
diff changeset
140 time(&logtime);
126
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
141 if (c < 0) {
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
142 if (errno == EINTR)
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
143 continue;
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
144 perror("select");
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
145 exit(1);
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
146 }
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
147 if (FD_ISSET(target_fd, &fds))
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
148 process_serial_rx();
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
149 if (listener && FD_ISSET(listener, &fds))
177
fef035264dd4 rvinterf: beginning of local socket handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 176
diff changeset
150 handle_listener_select();
fef035264dd4 rvinterf: beginning of local socket handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 176
diff changeset
151 for (cli = client_head; cli; cli = cli->next)
fef035264dd4 rvinterf: beginning of local socket handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 176
diff changeset
152 if (FD_ISSET(cli->fd, &fds))
fef035264dd4 rvinterf: beginning of local socket handling
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 176
diff changeset
153 handle_client_select(cli);
126
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
154 }
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
155 }
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
156
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
157 handle_rx_packet()
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
158 {
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
159 switch (rxpkt[0]) {
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
160 case RVT_RV_HEADER:
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
161 if (rxpkt_len < 6)
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
162 goto unknown;
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
163 if (!no_output || logF)
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
164 print_rv_trace();
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
165 if (client_head)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
166 forward_rv_trace();
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
167 return;
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
168 case RVT_L1_HEADER:
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
169 if (!no_output || logF)
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
170 print_l1_trace();
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
171 if (client_head)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
172 forward_nonrvt_pkt();
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
173 return;
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
174 case RVT_L23_HEADER:
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
175 if (!no_output || logF)
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
176 print_g23_trace();
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
177 if (client_head)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
178 forward_nonrvt_pkt();
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
179 return;
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
180 case RVT_TM_HEADER:
195
549e6cd1e77d rvinterf: support for socketpair invokation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 191
diff changeset
181 if (!no_output || logF)
975
0d7cc054ef72 rvinterf/lowlevel: updates for the new knowledge of TM predating ETM
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 909
diff changeset
182 print_tm_output_raw();
178
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
183 if (client_head)
7ab6b29e76bb rvinterf: forwarding of Rx packets to clients implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 177
diff changeset
184 forward_nonrvt_pkt();
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
185 return;
870
2682003dcba7 rvinterf: client programs can now register to receive AT and EXTUI packets
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 856
diff changeset
186 case RVT_AT_HEADER:
880
136fa1ccd591 rvtdump & rvinterf: print and log ATI responses in ASCII
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 870
diff changeset
187 if (!no_output || logF)
136fa1ccd591 rvtdump & rvinterf: print and log ATI responses in ASCII
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 870
diff changeset
188 print_ati_output();
136fa1ccd591 rvtdump & rvinterf: print and log ATI responses in ASCII
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 870
diff changeset
189 if (client_head)
136fa1ccd591 rvtdump & rvinterf: print and log ATI responses in ASCII
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 870
diff changeset
190 forward_nonrvt_pkt();
136fa1ccd591 rvtdump & rvinterf: print and log ATI responses in ASCII
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 870
diff changeset
191 return;
870
2682003dcba7 rvinterf: client programs can now register to receive AT and EXTUI packets
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 856
diff changeset
192 case RVT_EXTUI_HEADER:
902
4423039aeb4b rvtdump: report ext LCD output packets sanely
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 880
diff changeset
193 if (rxpkt_len < 5 || !(rxpkt_len & 1))
4423039aeb4b rvtdump: report ext LCD output packets sanely
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 880
diff changeset
194 goto unknown;
908
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 902
diff changeset
195 if (extlcd_program)
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 902
diff changeset
196 output_to_extlcd();
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 902
diff changeset
197 else
902
4423039aeb4b rvtdump: report ext LCD output packets sanely
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 880
diff changeset
198 report_extui_packet();
870
2682003dcba7 rvinterf: client programs can now register to receive AT and EXTUI packets
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 856
diff changeset
199 return;
856
d527ac304ad5 rvinterf & rvtdump: handle low level debug messages from FC firmwares
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 330
diff changeset
200 case '*':
d527ac304ad5 rvinterf & rvtdump: handle low level debug messages from FC firmwares
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 330
diff changeset
201 print_fc_lld_msg();
d527ac304ad5 rvinterf & rvtdump: handle low level debug messages from FC firmwares
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 330
diff changeset
202 return;
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
203 default:
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
204 unknown:
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
205 print_unknown_packet();
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
206 }
126
811b138f1bed rvtdump utility written, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
207 }