55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/* find_all.c
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Example for ftdi_usb_find_all()
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This program is distributed under the GPL, version 2
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <ftdi.h>
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int main(void)
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{
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int ret, i;
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struct ftdi_context *ftdi;
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struct ftdi_device_list *devlist, *curdev;
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char manufacturer[128], description[128];
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int retval = EXIT_SUCCESS;
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if ((ftdi = ftdi_new()) == 0)
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{
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fprintf(stderr, "ftdi_new failed\n");
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return EXIT_FAILURE;
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}
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if ((ret = ftdi_usb_find_all(ftdi, &devlist, 0, 0)) < 0)
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{
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fprintf(stderr, "ftdi_usb_find_all failed: %d (%s)\n", ret, ftdi_get_error_string(ftdi));
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retval = EXIT_FAILURE;
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goto do_deinit;
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}
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printf("Number of FTDI devices found: %d\n", ret);
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i = 0;
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for (curdev = devlist; curdev != NULL; i++)
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{
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printf("Checking device: %d\n", i);
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if ((ret = ftdi_usb_get_strings(ftdi, curdev->dev, manufacturer, 128, description, 128, NULL, 0)) < 0)
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{
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fprintf(stderr, "ftdi_usb_get_strings failed: %d (%s)\n", ret, ftdi_get_error_string(ftdi));
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retval = EXIT_FAILURE;
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goto done;
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}
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printf("Manufacturer: %s, Description: %s\n\n", manufacturer, description);
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curdev = curdev->next;
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}
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done:
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ftdi_list_free(&devlist);
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do_deinit:
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ftdi_free(ftdi);
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return retval;
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}
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