From 2d42ff1f62c6a8c4585c768b4d9dcc6a9cd95ea1 Mon Sep 17 00:00:00 2001 From: Lucas Fryzek Date: Tue, 16 Jul 2024 22:16:16 +0100 Subject: repo: Clean up source organization --- drvemu.c | 530 --------------------------------------------------------------- 1 file changed, 530 deletions(-) delete mode 100644 drvemu.c (limited to 'drvemu.c') diff --git a/drvemu.c b/drvemu.c deleted file mode 100644 index 75592f7..0000000 --- a/drvemu.c +++ /dev/null @@ -1,530 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#include -#include - -#include - -#include "xf86drm.h" - -#define DRM_PVR_RESERVED1 (DRM_COMMAND_BASE + 0) -#define DRM_PVR_RESERVED2 (DRM_COMMAND_BASE + 1) -#define DRM_PVR_RESERVED3 (DRM_COMMAND_BASE + 2) -#define DRM_PVR_RESERVED4 (DRM_COMMAND_BASE + 3) -#define DRM_PVR_RESERVED5 (DRM_COMMAND_BASE + 4) -#define DRM_PVR_RESERVED6 (DRM_COMMAND_BASE + 5) - -/* PVR includes */ -#define SUPPORT_MEMINFO_IDS -#define SUPPORT_DRI_DRM_EXT -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define DRM_IOCTL_PVR_SRVKM DRM_IOWR(PVR_DRM_SRVKM_CMD, PVRSRV_BRIDGE_PACKAGE) -#include "pvr_ioctl.h" - -#define MAX_ALLOCATIONS 1024 - -#define LOG(msg...) fprintf(stderr, "[DRVEMU] " msg) - -struct memory_allocation { - bool allocated; - uint32_t device_ptr; - void *cpu_ptr; - size_t size; -}; - -static struct memory_allocation allocations[MAX_ALLOCATIONS]; - -static int false_fd = 10241024; - -static int alloc_memory(int heap, size_t size) { - for (size_t i = 0; i < MAX_ALLOCATIONS; i++) { - if (!allocations[i].allocated) { - struct memory_allocation *mem = &allocations[i]; - mem->allocated = true; - // TODO use heaps to get right device addr - mem->device_ptr = 0; - mem->cpu_ptr = malloc(size); - mem->size = size; - return i+1; - } - } - - assert(0); - return -1; -} - -#define PROLOG(func) \ - static typeof(func) *orig_##func = NULL; \ - if(!orig_##func) \ - orig_##func = dlsym(RTLD_NEXT, #func); - - -int open64(const char *pathname, int flags, ...) { - LOG("Called open64 on %s (%d)\n", pathname, flags); - PROLOG(open64); - - if (strcmp(pathname, "/dev/dri/renderD128") == 0) { - LOG("Spoofing FD!\n"); - return false_fd; - } - - int fd = orig_open64(pathname, flags); - return fd; -} - -int close(int fd) { - LOG("Close called on %d\n", fd); - PROLOG(close); - - if (fd != false_fd) - return orig_close(fd); - - return 0; -} - -int fcntl(int fd, int op, int arg) { - LOG("Called fcntl on %d\n", fd); - PROLOG(fcntl); - - if (fd == false_fd) - return 0; - - return orig_fcntl(fd, op, arg); -} - -PVRSRV_HEAP_INFO pvr_heaps[] = { - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_GENERAL_HEAP_ID), - .hDevMemHeap = (void*)1, - .sDevVAddrBase = {SGX_GENERAL_HEAP_BASE}, - .ui32HeapByteSize = SGX_GENERAL_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_TADATA_HEAP_ID), - .hDevMemHeap = (void*)2, - .sDevVAddrBase = {SGX_TADATA_HEAP_BASE}, - .ui32HeapByteSize = SGX_TADATA_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_MULTI_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_KERNEL_CODE_HEAP_ID), - .hDevMemHeap = (void*)3, - .sDevVAddrBase = {SGX_KERNEL_CODE_HEAP_BASE}, - .ui32HeapByteSize = SGX_KERNEL_CODE_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_MULTI_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_KERNEL_DATA_HEAP_ID), - .hDevMemHeap = (void*)4, - .sDevVAddrBase = {SGX_KERNEL_DATA_HEAP_BASE}, - .ui32HeapByteSize = SGX_KERNEL_DATA_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_MULTI_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_PIXELSHADER_HEAP_ID), - .hDevMemHeap = (void*)5, - .sDevVAddrBase = {SGX_PIXELSHADER_HEAP_BASE}, - .ui32HeapByteSize = SGX_PIXELSHADER_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_SINGLE_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_VERTEXSHADER_HEAP_ID), - .hDevMemHeap = (void*)6, - .sDevVAddrBase = {SGX_VERTEXSHADER_HEAP_BASE}, - .ui32HeapByteSize = SGX_VERTEXSHADER_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_SINGLE_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_PDSPIXEL_CODEDATA_HEAP_ID), - .hDevMemHeap = (void*)7, - .sDevVAddrBase = {SGX_PDSPIXEL_CODEDATA_HEAP_BASE}, - .ui32HeapByteSize = SGX_PDSPIXEL_CODEDATA_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_SINGLE_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_PDSVERTEX_CODEDATA_HEAP_ID), - .hDevMemHeap = (void*)8, - .sDevVAddrBase = {SGX_PDSVERTEX_CODEDATA_HEAP_BASE}, - .ui32HeapByteSize = SGX_PDSVERTEX_CODEDATA_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_SINGLE_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_SYNCINFO_HEAP_ID), - .hDevMemHeap = (void*)9, - .sDevVAddrBase = {SGX_SYNCINFO_HEAP_BASE}, - .ui32HeapByteSize = SGX_SYNCINFO_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_MULTI_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_SHARED_3DPARAMETERS_HEAP_ID), - .hDevMemHeap = (void*)10, - .sDevVAddrBase = {SGX_SHARED_3DPARAMETERS_HEAP_BASE}, - .ui32HeapByteSize = SGX_SHARED_3DPARAMETERS_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_MULTI_PROCESS, - }, - { - .ui32HeapID = HEAP_ID( PVRSRV_DEVICE_TYPE_SGX, SGX_PERCONTEXT_3DPARAMETERS_HEAP_ID), - .hDevMemHeap = (void*)11, - .sDevVAddrBase = {SGX_PERCONTEXT_3DPARAMETERS_HEAP_BASE}, - .ui32HeapByteSize = SGX_PERCONTEXT_3DPARAMETERS_HEAP_SIZE, - .ui32Attribs = PVRSRV_HAP_WRITECOMBINE | PVRSRV_MEM_RAM_BACKED_ALLOCATION | PVRSRV_HAP_SINGLE_PROCESS, - }, -}; - -#define DEV_NAME "pvr" -#define DEV_DATE "20110701" -#define DEV_DESC "Imagination Technologies PVR DRM" - -void get_misc_info(SGX_MISC_INFO *info) { - switch(info->eRequest) { - case SGX_MISC_INFO_REQUEST_DRIVER_SGXREV: - info->uData.sSGXFeatures.ui32BuildOptions = SGX_BUILD_OPTIONS; - info->uData.sSGXFeatures.ui32DDKBuild = 3759903; - info->uData.sSGXFeatures.ui32DDKVersion = (1 << 16) | (14 << 8); - break; - case SGX_MISC_INFO_REQUEST_SGXREV: - // TODO need to get this from real hardware - info->uData.sSGXFeatures.ui32BuildOptions = SGX_BUILD_OPTIONS; - info->uData.sSGXFeatures.ui32DDKBuild = 3759903; - info->uData.sSGXFeatures.ui32DDKVersion = (1 << 16) | (14 << 8); - break; - case SGX_MISC_INFO_REQUEST_CLOCKSPEED_SLCSIZE: - info->uData.sQueryClockSpeedSLCSize.ui32SGXClockSpeed = SYS_SGX_CLOCK_SPEED; - break; - default: - LOG("Unimplemented misc req %d\n", info->eRequest); - assert(false); - break; - } -} - -static bool pvrsrv_ioctl(int fd, PVRSRV_BRIDGE_PACKAGE *bridge_package) { - int ioctl_nr = _IOC_NR(bridge_package->ui32BridgeID); - LOG(">>> pvr_ioctl(%s)(0x%x)\n", pvrsrv_ioctl_names[ioctl_nr], bridge_package->ui32BridgeID); - switch(ioctl_nr) { - case _IOC_NR(PVRSRV_BRIDGE_CONNECT_SERVICES): { - PVRSRV_BRIDGE_OUT_CONNECT_SERVICES *data = bridge_package->pvParamOut; - data->eError = PVRSRV_OK; - data->hKernelServices = (void*)0x2; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_ENUM_DEVICES): { - PVRSRV_BRIDGE_OUT_ENUMDEVICE *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->ui32NumDevices = 1; - out->asDeviceIdentifier[0].eDeviceType = PVRSRV_DEVICE_TYPE_SGX; - out->asDeviceIdentifier[0].eDeviceClass = PVRSRV_DEVICE_CLASS_3D; - out->asDeviceIdentifier[0].ui32DeviceIndex = 0; - out->asDeviceIdentifier[0].pszPDumpDevName = NULL; - out->asDeviceIdentifier[0].pszPDumpRegName = NULL; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_ACQUIRE_DEVICEINFO): { - PVRSRV_BRIDGE_OUT_ACQUIRE_DEVICEINFO *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->hDevCookie = (void*)0x1; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_SGX_GETMISCINFO): { - LOG("Get misc info!\n"); - PVRSRV_BRIDGE_IN_SGXGETMISCINFO *in = bridge_package->pvParamIn; - PVRSRV_BRIDGE_RETURN *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - get_misc_info(in->psMiscInfo); - break; - } - case _IOC_NR(PVRSRV_BRIDGE_SGX_GETCLIENTINFO): { - PVRSRV_BRIDGE_OUT_GETCLIENTINFO *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->sClientInfo.ui32ProcessID = getpid();; - out->sClientInfo.pvProcess = NULL; - PVRSRV_MISC_INFO *misc = &out->sClientInfo.sMiscInfo; - misc->ui32StatePresent = 0; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_ENUM_CLASS): { - PVRSRV_BRIDGE_OUT_ENUMDEVICE *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->ui32NumDevices = 1; - out->asDeviceIdentifier[0].eDeviceType = PVRSRV_DEVICE_TYPE_SGX; - out->asDeviceIdentifier[0].eDeviceClass = PVRSRV_DEVICE_CLASS_3D; - out->asDeviceIdentifier[0].ui32DeviceIndex = 0; - out->asDeviceIdentifier[0].pszPDumpDevName = ""; - out->asDeviceIdentifier[0].pszPDumpRegName = ""; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_CREATE_DEVMEMCONTEXT): { - PVRSRV_BRIDGE_OUT_CREATE_DEVMEMCONTEXT *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->hDevMemContext = (void*)0x2; - out->ui32ClientHeapCount = sizeof(pvr_heaps)/sizeof(*pvr_heaps); - memcpy(out->sHeapInfo, pvr_heaps, sizeof(pvr_heaps)); - break; - } - case _IOC_NR(PVRSRV_BRIDGE_OPEN_DISPCLASS_DEVICE): { - PVRSRV_BRIDGE_OUT_OPEN_DISPCLASS_DEVICE *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->hDeviceKM = (void*)0x1; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_GET_DISPCLASS_INFO): { - PVRSRV_BRIDGE_OUT_GET_DISPCLASS_INFO *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->sDisplayInfo.ui32MaxSwapChains = 3; - out->sDisplayInfo.ui32MaxSwapChainBuffers = 3; - out->sDisplayInfo.ui32MinSwapInterval = 0; - out->sDisplayInfo.ui32MaxSwapInterval = 1; - out->sDisplayInfo.ui32PhysicalWidthmm = 256; - out->sDisplayInfo.ui32PhysicalHeightmm = 256; - strcpy(out->sDisplayInfo.szDisplayName, "Display"); - break; - } - case _IOC_NR(PVRSRV_BRIDGE_ENUM_DISPCLASS_FORMATS): { - PVRSRV_BRIDGE_OUT_ENUM_DISPCLASS_FORMATS *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->ui32Count = 1; - out->asFormat[0].pixelformat = PVRSRV_PIXEL_FORMAT_A8R8G8B8_UNORM; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_ENUM_DISPCLASS_DIMS): { - PVRSRV_BRIDGE_OUT_ENUM_DISPCLASS_DIMS *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->ui32Count = 1; - out->asDim[0].ui32ByteStride = 256; - out->asDim[0].ui32Width = 256; - out->asDim[0].ui32Height = 256; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_GET_DISPCLASS_SYSBUFFER): { - PVRSRV_BRIDGE_OUT_GET_DISPCLASS_SYSBUFFER *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->hBuffer = (void*)alloc_memory(0, 256*256*4); - break; - } - case _IOC_NR(PVRSRV_BRIDGE_MAP_DEVICECLASS_MEMORY): { - PVRSRV_BRIDGE_IN_MAP_DEVICECLASS_MEMORY *in = bridge_package->pvParamIn; - PVRSRV_BRIDGE_OUT_MAP_DEVICECLASS_MEMORY *out = bridge_package->pvParamOut; - LOG("Attempting map 0x%x\n", (uint32_t)in->hDeviceClassBuffer); - out->eError = PVRSRV_OK; - out->sClientMemInfo.hMappingInfo = (void*)alloc_memory(0, 256*256*4); - struct memory_allocation *mem = &allocations[((size_t)out->sClientMemInfo.hMappingInfo) - 1]; - out->sClientMemInfo.pvLinAddr = mem->cpu_ptr; - out->sClientMemInfo.pvLinAddrKM = mem->cpu_ptr; - out->sClientMemInfo.uAllocSize = mem->size; - out->sClientMemInfo.hKernelMemInfo = out->sClientMemInfo.hMappingInfo; - out->sClientMemInfo.hResItem = out->sClientMemInfo.hMappingInfo; - out->sClientMemInfo.psNext = NULL; - - out->sClientSyncInfo.hMappingInfo = (void*)alloc_memory(0, 1024); - out->sClientSyncInfo.psSyncData = NULL; - out->sClientSyncInfo.sWriteOpsCompleteDevVAddr.uiAddr = 0xDEADBEEF; - out->sClientSyncInfo.sReadOpsCompleteDevVAddr.uiAddr = (uintptr_t)out->sClientSyncInfo.hMappingInfo; - out->sClientSyncInfo.sReadOps2CompleteDevVAddr.uiAddr = 0xDEADBEF1; - out->sClientSyncInfo.hKernelSyncInfo = out->sClientSyncInfo.hMappingInfo; - - out->psKernelMemInfo = NULL; - out->hMappingInfo = out->sClientMemInfo.hMappingInfo; - LOG("Allocated 0x%x\n", (uint32_t)out->sClientMemInfo.hMappingInfo); - break; - } - case _IOC_NR(PVRSRV_BRIDGE_MHANDLE_TO_MMAP_DATA): { - PVRSRV_BRIDGE_IN_MHANDLE_TO_MMAP_DATA *in = bridge_package->pvParamIn; - PVRSRV_BRIDGE_OUT_MHANDLE_TO_MMAP_DATA *out = bridge_package->pvParamOut; - size_t handle = (size_t)in->hMHandle; - LOG("Attempting mhandle map 0x%x\n", handle); - if (handle - 1 < MAX_ALLOCATIONS) { - struct memory_allocation *mem = &allocations[handle - 1]; - out->eError = PVRSRV_OK; - out->uiMMapOffset = (uintptr_t)mem->cpu_ptr; - out->uiByteOffset = 0; - out->uiRealByteSize = mem->size; - out->uiUserVAddr = (uintptr_t)mem->cpu_ptr; - } else { - out->eError = PVRSRV_ERROR_INVALID_PARAMS; - } - break; - } - case _IOC_NR(PVRSRV_BRIDGE_SYNC_OPS_TAKE_TOKEN): { - PVRSRV_BRIDGE_OUT_SYNC_OPS_TAKE_TOKEN *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - // TODO figure out what this is - out->ui32ReadOpsPending = 0; - out->ui32WriteOpsPending = 0; - out->ui32ReadOps2Pending = 0; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_TOKEN): { - PVRSRV_BRIDGE_RETURN *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_RELEASE_MMAP_DATA): { - PVRSRV_BRIDGE_OUT_RELEASE_MMAP_DATA *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - // TODO figure out what this is - out->bMUnmap = false; - break; - } - case _IOC_NR(PVRSRV_BRIDGE_DISCONNECT_SERVICES): - case _IOC_NR(PVRSRV_BRIDGE_SGX_RELEASECLIENTINFO): - case _IOC_NR(PVRSRV_BRIDGE_CLOSE_DISPCLASS_DEVICE): - case _IOC_NR(PVRSRV_BRIDGE_UNMAP_DEVICECLASS_MEMORY): - case _IOC_NR(PVRSRV_BRIDGE_DESTROY_DEVMEMCONTEXT): { - PVRSRV_BRIDGE_RETURN *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - break; - } -#if 0 - case _IOC_NR(PVRSRV_BRIDGE_SGX_DEVINITPART2): { - PVRSRV_BRIDGE_OUT_SGXDEVINITPART2 *out = bridge_package->pvParamOut; - out->eError = PVRSRV_OK; - out->ui32KMBuildOptions = SGX_BUILD_OPTIONS; - printf("Input size is 0x%x\n", bridge_package->ui32InBufferSize); - printf("Build options 0x%x\n", SGX_BUILD_OPTIONS); - //out->ui32KMBuildOptions = 0x36a118; - break; - } -#endif - default: - LOG("Unimplemented pvrsrv ioctl %d, may be %s\n", ioctl_nr, pvrsrv_ioctl_names[ioctl_nr]); - assert(false); - break; - } - return false; -} - -static bool spoof_ioctl(int fd, int request, void *ptr) { - int ioctl_nr = _IOC_NR(request); - switch(ioctl_nr) { - case _IOC_NR(DRM_IOCTL_VERSION): { - LOG("Spoofing device info\n"); - drmVersionPtr version = (drmVersionPtr)ptr; - version->version_major = 1; - version->version_minor = 13; - version->version_patchlevel = 3341330; - version->name_len = sizeof(DEV_NAME); - version->date_len = sizeof(DEV_DATE); - version->desc_len = sizeof(DEV_DESC); - - if (version->name) - strcpy(version->name, DEV_NAME); - if (version->date) - strcpy(version->date, DEV_DATE); - if (version->desc) - strcpy(version->desc, DEV_DESC); - - break; - } - -#if 0 - case _IOC_NR(DRM_IOCTL_GET_MAGIC): - printf(">>> ioctl(DRM_IOCTL_GET_MAGIC)\n"); - break; - case _IOC_NR(DRM_IOCTL_GET_UNIQUE): - printf(">>> ioctl(DRM_IOCTL_GET_UNIQUE)\n"); - break; - case _IOC_NR(DRM_IOCTL_SET_VERSION): - printf(">>> ioctl(DRM_IOCTL_SET_VERSION)\n"); - { - struct drm_set_version *data = ptr; - printf("\t%d %d %d %d\n", data->drm_di_major, - data->drm_di_minor, - data->drm_dd_major, - data->drm_dd_minor); - } - break; -#endif - case _IOC_NR(DRM_IOCTL_DROP_MASTER): - LOG(">>> ioctl(DRM_IOCTL_DROP_MASTER)\n"); - return 0; - case PVR_DRM_SRVKM_CMD: - //fwrite(ptr, 1, sizeof(PVRSRV_BRIDGE_PACKAGE), log_file); - //PPRINT(stdout, ptr, PVRSRV_BRIDGE_PACKAGE); - return pvrsrv_ioctl(fd, ptr); - break; - case PVR_DRM_IS_MASTER_CMD: - LOG(">>> ioctl(PVR_DRM_IS_MASTER_CMD) 0x%x\n", PVR_DRM_SRVKM_CMD); - /* From KMD source code this seems to always return 0 */ - break; - default: - LOG("Unimplemented ioctl 0x%x\n", ioctl_nr); - assert(false); - break; - } - return 0; -} - -int ioctl(int fd, int request, ...) { - PROLOG(ioctl); - int ioc_size = _IOC_SIZE(request); - bool pvr = fd == false_fd; - - //printf("Size is %d\n", ioc_size); - void *ptr = NULL; - if(ioc_size) { - va_list args; - va_start(args, request); - ptr = va_arg(args, void *); - va_end(args); - } - - LOG("Got ioctl %d!\n", fd); - - if (pvr) - return spoof_ioctl(fd, request, ptr); - else - return orig_ioctl(fd, request, ptr); -} - -int open(const char *pathname, int flags, mode_t mode) { - LOG("Called open on %s (%d)\n", pathname, flags); - PROLOG(open); - return orig_open(pathname, flags, mode); -} - -int openat(int dirfd, const char *pathname, int flags, ...) { - LOG("Called openat on %s (%d) (%d)\n", pathname, dirfd, flags); - PROLOG(openat); - - return orig_openat(dirfd, pathname, flags); -} - -int openat64(int fd, const char * path, int oflag, ...) { - LOG("Called openat64 %s\n", path); - PROLOG(openat64); - return orig_openat64(fd, path, oflag); -} - -DIR *opendir(const char *dirname) { - LOG("Opening dir %s\n", dirname); - PROLOG(opendir); - return orig_opendir(dirname); -} - -struct dirent *readdir(DIR *dirp) { - PROLOG(readdir); - struct dirent *out = orig_readdir(dirp); - if (out) { - //printf("Reading %d %d %s\n", (int)out->d_type, (int)out->d_reclen, (char*)out->d_name); - } - return out; -} -- cgit