2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1991, 1993, 1994
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8 * modification, are permitted provided that the following conditions
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32 #include <sys/types.h>
34 #include <capsicum_helpers.h>
42 c_special(int fd1, const char *file1, off_t skip1,
43 int fd2, const char *file2, off_t skip2, off_t limit)
50 if (caph_limit_stream(fd1, CAPH_READ) < 0)
51 err(ERR_EXIT, "caph_limit_stream(%s)", file1);
52 if (caph_limit_stream(fd2, CAPH_READ) < 0)
53 err(ERR_EXIT, "caph_limit_stream(%s)", file2);
55 err(ERR_EXIT, "unable to enter capability mode");
57 if ((fp1 = fdopen(fd1, "r")) == NULL)
58 err(ERR_EXIT, "%s", file1);
59 (void)setvbuf(fp1, NULL, _IOFBF, 65536);
60 if ((fp2 = fdopen(fd2, "r")) == NULL)
61 err(ERR_EXIT, "%s", file2);
62 (void)setvbuf(fp2, NULL, _IOFBF, 65536);
72 for (byte = line = 1; limit == 0 || byte <= limit; ++byte) {
75 (void)fprintf(stderr, "%s %s char %zu line %zu\n",
76 file1, file2, (size_t)byte, (size_t)line);
82 if (ch1 == EOF || ch2 == EOF)
87 (void)printf("%08llx %02x %02x\n",
88 (long long)byte - 1, ch1, ch2);
92 (void)printf("%6lld %3o %c %3o %c\n",
93 (long long)byte, ch1, ch1, ch2,
96 (void)printf("%6lld %3o %3o\n",
97 (long long)byte, ch1, ch2);
99 diffmsg(file1, file2, byte, line, ch1, ch2);
107 eof: if (ferror(fp1))
108 err(ERR_EXIT, "%s", file1);
110 err(ERR_EXIT, "%s", file2);