annotate mot931c/ptydump.c @ 367:6dd0fc53bcba

pirelli/battery: battery icon experiments
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 21 Oct 2020 22:40:28 +0000
parents 9082f3991fe5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
157
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 #include <sys/types.h>
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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2 #include <sys/file.h>
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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3 #include <stdio.h>
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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4 #include <stdlib.h>
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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5
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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6 main(argc, argv)
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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7 char **argv;
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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8 {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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9 int fd;
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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10 u_char buf[1024];
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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11 int cc, i;
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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12
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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13 if (argc != 2) {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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14 fprintf(stderr, "usage: %s pty\n", argv[0]);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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15 exit(1);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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16 }
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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17 fd = open(argv[1], O_RDWR);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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18 if (fd < 0) {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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19 perror(argv[1]);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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20 exit(1);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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21 }
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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22 for (;;) {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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23 cc = read(fd, buf, sizeof buf);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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24 if (cc < 0) {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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25 perror("read error");
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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26 exit(1);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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27 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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28 if (cc == 0) {
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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29 fprintf(stderr, "read EOF\n");
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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30 exit(1);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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31 }
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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32 printf("read %d bytes:", cc);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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33 for (i = 0; i < cc; i++)
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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34 printf(" %02X", buf[i]);
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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35 putchar('\n');
9082f3991fe5 mot931c break-in procedure cracked
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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36 }
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37 }