mirror of
https://github.com/dolphin-emu/dolphin.git
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set svn:eol-type=native for **.c
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1439 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
64
Externals/WiiUseSrc/Src/nunchuk.c
vendored
64
Externals/WiiUseSrc/Src/nunchuk.c
vendored
@ -53,9 +53,9 @@ static void nunchuk_pressed_buttons(struct nunchuk_t* nc, byte now);
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* @return Returns 1 if handshake was successful, 0 if not.
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*/
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int nunchuk_handshake(struct wiimote_t* wm, struct nunchuk_t* nc, byte* data, unsigned short len) {
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int i;
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int offset = 0;
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int i;
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int offset = 0;
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nc->btns = 0;
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nc->btns_held = 0;
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nc->btns_released = 0;
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@ -66,29 +66,29 @@ int nunchuk_handshake(struct wiimote_t* wm, struct nunchuk_t* nc, byte* data, un
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/* decrypt data */
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for (i = 0; i < len; ++i)
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data[i] = (data[i] ^ 0x17) + 0x17;
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if (data[offset] == 0xFF) {
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/*
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* Sometimes the data returned here is not correct.
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* This might happen because the wiimote is lagging
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* behind our initialization sequence.
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* To fix this just request the handshake again.
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*
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* Other times it's just the first 16 bytes are 0xFF,
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* but since the next 16 bytes are the same, just use
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* those.
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*/
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if (data[offset + 16] == 0xFF) {
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/* get the calibration data */
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byte* handshake_buf = malloc(EXP_HANDSHAKE_LEN * sizeof(byte));
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WIIUSE_DEBUG("Nunchuk handshake appears invalid, trying again.");
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wiiuse_read_data_cb(wm, handshake_expansion, handshake_buf, WM_EXP_MEM_CALIBR, EXP_HANDSHAKE_LEN);
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return 0;
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} else
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offset += 16;
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data[i] = (data[i] ^ 0x17) + 0x17;
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if (data[offset] == 0xFF) {
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/*
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* Sometimes the data returned here is not correct.
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* This might happen because the wiimote is lagging
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* behind our initialization sequence.
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* To fix this just request the handshake again.
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*
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* Other times it's just the first 16 bytes are 0xFF,
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* but since the next 16 bytes are the same, just use
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* those.
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*/
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if (data[offset + 16] == 0xFF) {
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/* get the calibration data */
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byte* handshake_buf = malloc(EXP_HANDSHAKE_LEN * sizeof(byte));
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WIIUSE_DEBUG("Nunchuk handshake appears invalid, trying again.");
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wiiuse_read_data_cb(wm, handshake_expansion, handshake_buf, WM_EXP_MEM_CALIBR, EXP_HANDSHAKE_LEN);
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return 0;
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} else
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offset += 16;
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}
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nc->accel_calib.cal_zero.x = data[offset + 0];
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@ -103,16 +103,16 @@ int nunchuk_handshake(struct wiimote_t* wm, struct nunchuk_t* nc, byte* data, un
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nc->js.max.y = data[offset + 11];
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nc->js.min.y = data[offset + 12];
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nc->js.center.y = data[offset + 13];
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/* default the thresholds to the same as the wiimote */
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nc->orient_threshold = wm->orient_threshold;
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nc->accel_threshold = wm->accel_threshold;
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/* handshake done */
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wm->exp.type = EXP_NUNCHUK;
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#ifdef WIN32
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wm->timeout = WIIMOTE_DEFAULT_TIMEOUT;
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/* handshake done */
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wm->exp.type = EXP_NUNCHUK;
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#ifdef WIN32
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wm->timeout = WIIMOTE_DEFAULT_TIMEOUT;
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#endif
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return 1;
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