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https://github.com/libratbag/libratbag.git
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41d6bba4cd
Allows to specify a type of profile and speed up the discovery of hidpp10 devices when they are not actual gaming with a known profile. Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
/*
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* Copyright © 2015 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <config.h>
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#include <errno.h>
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#include <error.h>
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#include <fcntl.h>
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#include <hidpp10.h>
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#include <libratbag-util.h>
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static inline int
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dump_page(struct hidpp10_device *dev, size_t page, size_t offset)
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{
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int rc = 0;
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uint8_t bytes[16];
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while (offset < 512) {
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hidpp_log_info(&dev->base, "page 0x%02zx off 0x%03zx: ", page, offset);
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rc = hidpp10_read_memory(dev, page, offset, bytes);
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if (rc != 0)
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break;
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hidpp_log_buffer(&dev->base, HIDPP_LOG_PRIORITY_INFO, " ", bytes, ARRAY_LENGTH(bytes));
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offset += 16;
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}
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return rc;
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}
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static inline int
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dump_all_pages(struct hidpp10_device *dev)
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{
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uint8_t page;
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int rc = 0;
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for (page = 0; page < 31; page++) {
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rc = dump_page(dev, page, 0);
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if (rc != 0)
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break;
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}
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/* We dumped at least one page successfully and get EAGAIN, so we're
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* on the last page. Overwrite the last line with a blank one so it
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* doesn't look like an error */
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if (page > 0 && rc == EAGAIN) {
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hidpp_log_info(&dev->base, "\r \n");
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rc = 0;
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}
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return rc;
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}
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void
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usage(void)
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{
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printf("Usage: %s [page] [offset] /dev/hidraw0\n", program_invocation_short_name);
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}
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int
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main(int argc, char **argv)
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{
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_cleanup_close_ int fd;
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const char *path;
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size_t page = 0, offset = 0;
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struct hidpp10_device *dev = NULL;
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struct hidpp_device base;
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int rc;
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if (argc < 2 || argc > 4) {
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usage();
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return 1;
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}
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path = argv[argc - 1];
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fd = open(path, O_RDWR);
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if (fd < 0)
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error(1, errno, "Failed to open path %s", path);
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hidpp_device_init(&base, fd);
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dev = hidpp10_device_new(&base, HIDPP_WIRED_DEVICE_IDX, HIDPP10_PROFILE_UNKNOWN);
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if (argc == 2)
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rc = dump_all_pages(dev);
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else {
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page = atoi(argv[1]);
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if (argc > 3)
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offset = atoi(argv[2]);
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rc = dump_page(dev, page, offset);
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}
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hidpp10_device_destroy(dev);
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return rc;
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}
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