Dmitry V. Levin
d6c71dd061
Indent the C preprocessor directives to reflect their nesting using the following script: $ cppi -l $(git grep -El '^[[:space:]]*#[[:space:]]*(if|ifdef|ifndef|elif|else|endif|define|pragma)[[:space:]]' |grep -v '\.sh$') |while read f; do cppi < "$f" > "$f".cppi; mv "$f".cppi "$f" done
112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
/*
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* Check decoding of PTP_* commands of ioctl syscall.
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*
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* Copyright (c) 2018 Harsha Sharma <harshasharmaiitr@gmail.com>
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* Copyright (c) 2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#ifdef HAVE_STRUCT_PTP_SYS_OFFSET
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# include <errno.h>
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# include <fcntl.h>
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# include <inttypes.h>
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# include <stdio.h>
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# include <stdlib.h>
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# include <unistd.h>
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# include <sys/ioctl.h>
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# include <linux/ptp_clock.h>
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# include "xlat.h"
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# include "xlat/ptp_flags_options.h"
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static void
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test_no_device(void)
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{
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TAIL_ALLOC_OBJECT_CONST_PTR(struct ptp_clock_caps, caps);
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fill_memory(caps, sizeof(*caps));
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TAIL_ALLOC_OBJECT_CONST_PTR(struct ptp_sys_offset, sysoff);
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fill_memory(sysoff, sizeof(*sysoff));
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TAIL_ALLOC_OBJECT_CONST_PTR(struct ptp_extts_request, extts);
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fill_memory(extts, sizeof(*extts));
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TAIL_ALLOC_OBJECT_CONST_PTR(struct ptp_perout_request, perout);
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fill_memory(perout, sizeof(*perout));
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int saved_errno;
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/* PTP_CLOCK_GETCAPS */
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ioctl(-1, PTP_CLOCK_GETCAPS, NULL);
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printf("ioctl(-1, PTP_CLOCK_GETCAPS, NULL) = -1 EBADF (%m)\n");
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ioctl(-1, PTP_CLOCK_GETCAPS, caps);
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printf("ioctl(-1, PTP_CLOCK_GETCAPS, %p) = -1 EBADF (%m)\n", caps);
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/* PTP_SYS_OFFSET */
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ioctl(-1, PTP_SYS_OFFSET, NULL);
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printf("ioctl(-1, PTP_SYS_OFFSET, NULL) = -1 EBADF (%m)\n");
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ioctl(-1, PTP_SYS_OFFSET, sysoff);
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printf("ioctl(-1, PTP_SYS_OFFSET, {n_samples=%u}) = -1 EBADF (%m)\n",
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sysoff->n_samples);
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/* PTP_ENABLE_PPS */
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ioctl(-1, PTP_ENABLE_PPS, 0);
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printf("ioctl(-1, PTP_ENABLE_PPS, 0) = -1 EBADF (%m)\n");
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ioctl(-1, PTP_ENABLE_PPS, 1);
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printf("ioctl(-1, PTP_ENABLE_PPS, 1) = -1 EBADF (%m)\n");
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/* PTP_EXTTS_REQUEST */
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ioctl(-1, PTP_EXTTS_REQUEST, NULL);
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printf("ioctl(-1, PTP_EXTTS_REQUEST, NULL) = -1 EBADF (%m)\n");
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ioctl(-1, PTP_EXTTS_REQUEST, extts);
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saved_errno = errno;
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printf("ioctl(-1, PTP_EXTTS_REQUEST, {index=%d, flags=", extts->index);
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printflags(ptp_flags_options, extts->flags, "PTP_???");
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errno = saved_errno;
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printf("}) = -1 EBADF (%m)\n");
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/* PTP_PEROUT_REQUEST */
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ioctl(-1, PTP_PEROUT_REQUEST, NULL);
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printf("ioctl(-1, PTP_PEROUT_REQUEST, NULL) = -1 EBADF (%m)\n");
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ioctl(-1, PTP_PEROUT_REQUEST, perout);
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saved_errno = errno;
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printf("ioctl(-1, PTP_PEROUT_REQUEST, {start={sec=%" PRId64
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", nsec=%" PRIu32 "}, period={sec=%" PRId64 ", nsec=%" PRIu32 "}"
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", index=%d, flags=",
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(int64_t) perout->start.sec, perout->start.nsec,
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(int64_t)perout->period.sec, perout->period.nsec, perout->index);
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printflags(ptp_flags_options, perout->flags, "PTP_???");
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errno = saved_errno;
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printf("}) = -1 EBADF (%m)\n");
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/* unrecognized */
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ioctl(-1, _IOC(_IOC_READ, PTP_CLK_MAGIC, 0xff, 0xfe), 0);
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printf("ioctl(-1, _IOC(_IOC_READ, %#x, 0xff, 0xfe), 0)"
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" = -1 EBADF (%m)\n", PTP_CLK_MAGIC);
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const unsigned long arg = (unsigned long) 0xfacefeeddeadbeefULL;
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ioctl(-1, _IOC(_IOC_WRITE, PTP_CLK_MAGIC, 0xfd, 0xfc), arg);
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printf("ioctl(-1, _IOC(_IOC_WRITE, %#x, 0xfd, 0xfc), %#lx)"
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" = -1 EBADF (%m)\n", PTP_CLK_MAGIC, arg);
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}
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int
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main(void)
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{
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test_no_device();
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("HAVE_STRUCT_PTP_SYS_OFFSET")
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#endif /* HAVE_STRUCT_PTP_SYS_OFFSET */
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