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Added SDL_crc32()

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This commit is contained in:
Sam Lantinga
2020-11-16 15:00:15 -08:00
parent 3d48fc05c3
commit 71e32f5e1b
11 changed files with 83 additions and 50 deletions
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4
src/joystick/hidapi/SDL_hidapi_ps5.c
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@@ -236,8 +236,8 @@ HIDAPI_DriverPS5_UpdateEffects(SDL_HIDAPI_Device *device)
/* Bluetooth reports need a CRC at the end of the packet (at least on Linux) */
Uint8 ubHdr = 0xA2; /* hidp header is part of the CRC calculation */
Uint32 unCRC;
unCRC = crc32(0, &ubHdr, 1);
unCRC = crc32(unCRC, data, (Uint32)(report_size - sizeof(unCRC)));
unCRC = SDL_crc32(0, &ubHdr, 1);
unCRC = SDL_crc32(unCRC, data, (size_t)(report_size - sizeof(unCRC)));
SDL_memcpy(&data[report_size - sizeof(unCRC)], &unCRC, sizeof(unCRC));
}