47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <libusb.h>
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#if WIN32
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#include <winbase.h>
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typedef const struct libusb_version * (__stdcall * version_fn)(void);
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#endif
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int main(int argc, char *argv[])
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{
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int status = 0;
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const struct libusb_version *ver;
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#if WIN32
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if (argc > 1) {
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HINSTANCE dll;
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version_fn get_version;
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dll = LoadLibraryA(argv[1]);
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if (!dll) {
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fprintf(stderr, "Failed to load %s\n", argv[1]);
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return -1;
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}
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get_version = (version_fn) GetProcAddress(dll, "libusb_get_version");
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if (get_version) {
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ver = get_version();
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printf("%u.%u.%u\n", ver->major, ver->minor, ver->micro);
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} else{
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fprintf(stderr, "Failed to get address of libusb_get_version()\n");
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status = -1;
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}
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FreeLibrary(dll);
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} else {
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fprintf(stderr, "Windows usage: %s <libusb.dll>\n", argv[0]);
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return -1;
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}
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#else
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ver = libusb_get_version();
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printf("%u.%u.%u\n", ver->major, ver->minor, ver->micro);
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#endif
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return status;
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}
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