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p3ioemu: reorganise code for easy reading

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This commit is contained in:
Will Toohey 2022-01-03 14:12:23 +10:00
parent 1105a2a130
commit 4721ba2d3c
1 changed files with 21 additions and 24 deletions
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45
src/main/p3ioemu/emu.c
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@ -171,36 +171,33 @@ static HRESULT p3io_emu_handle_ioctl(struct irp *irp)
return S_OK;
case P3IO_IOCTL_READ_JAMMA:
// handle it below
break;
if (irp->read.nbytes < sizeof(uint32_t)) {
log_warning("Insufficient ioctl response buffer space");
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
pad = 0;
if (p3io_ops->read_jamma != NULL) {
hr = p3io_ops->read_jamma(p3io_ops_ctx, &pad);
if (FAILED(hr)) {
return hr;
}
}
dest = (uint32_t *) irp->read.bytes;
*dest = ~_byteswap_ulong(pad);
irp->read.pos = sizeof(pad);
return S_OK;
default:
log_warning("Unknown ioctl %08x", irp->ioctl);
return E_NOTIMPL;
}
if (irp->read.nbytes < sizeof(uint32_t)) {
log_warning("Insufficient ioctl response buffer space");
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
pad = 0;
if (p3io_ops->read_jamma != NULL) {
hr = p3io_ops->read_jamma(p3io_ops_ctx, &pad);
if (FAILED(hr)) {
return hr;
}
}
dest = (uint32_t *) irp->read.bytes;
*dest = ~_byteswap_ulong(pad);
irp->read.pos = sizeof(pad);
return S_OK;
}
static HRESULT p3io_emu_handle_read(struct irp *irp)