/** * Internal: Create a raw image. */ static int rawCreateImage(PRAWIMAGE pImage, uint64_t cbSize, unsigned uImageFlags, const char *pszComment, PCVDGEOMETRY pPCHSGeometry, PCVDGEOMETRY pLCHSGeometry, unsigned uOpenFlags, PFNVDPROGRESS pfnProgress, void *pvUser, unsigned uPercentStart, unsigned uPercentSpan) { int rc; RTFOFF cbFree = 0; int32_t fOpen; uImageFlags |= VD_IMAGE_FLAGS_FIXED; pImage->uOpenFlags = uOpenFlags & ~VD_OPEN_FLAGS_READONLY; pImage->uImageFlags = uImageFlags; pImage->fCreate = true; pImage->PCHSGeometry = *pPCHSGeometry; pImage->LCHSGeometry = *pLCHSGeometry; pImage->pIfError = VDIfErrorGet(pImage->pVDIfsDisk); pImage->pIfIo = VDIfIoIntGet(pImage->pVDIfsImage); AssertPtrReturn(pImage->pIfIo, VERR_INVALID_PARAMETER); if (uImageFlags & VD_IMAGE_FLAGS_DIFF) { rc = vdIfError(pImage->pIfError, VERR_VD_RAW_INVALID_TYPE, RT_SRC_POS, N_("Raw: cannot create diff image '%s'"), pImage->pszFilename); goto out; } /* Create image file. */ fOpen = VDOpenFlagsToFileOpenFlags(pImage->uOpenFlags, true /* fCreate */); if (uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL) fOpen &= ~RTFILE_O_READ; rc = vdIfIoIntFileOpen(pImage->pIfIo, pImage->pszFilename, fOpen, &pImage->pStorage); if (RT_FAILURE(rc)) { rc = vdIfError(pImage->pIfError, rc, RT_SRC_POS, N_("Raw: cannot create image '%s'"), pImage->pszFilename); goto out; } if (!(uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL)) { /* Check the free space on the disk and leave early if there is not * sufficient space available. */ rc = vdIfIoIntFileGetFreeSpace(pImage->pIfIo, pImage->pszFilename, &cbFree); if (RT_SUCCESS(rc) /* ignore errors */ && ((uint64_t)cbFree < cbSize)) { rc = vdIfError(pImage->pIfError, VERR_DISK_FULL, RT_SRC_POS, N_("Raw: disk would overflow creating image '%s'"), pImage->pszFilename); goto out; } /* Allocate & commit whole file if fixed image, it must be more * effective than expanding file by write operations. */ rc = vdIfIoIntFileSetAllocationSize(pImage->pIfIo, pImage->pStorage, cbSize, 0 /* fFlags */, pfnProgress, pvUser, uPercentStart, uPercentSpan); } if (RT_SUCCESS(rc) && pfnProgress) pfnProgress(pvUser, uPercentStart + uPercentSpan * 98 / 100); pImage->cbSize = cbSize; rc = rawFlushImage(pImage); out: if (RT_SUCCESS(rc) && pfnProgress) pfnProgress(pvUser, uPercentStart + uPercentSpan); if (RT_FAILURE(rc)) rawFreeImage(pImage, rc != VERR_ALREADY_EXISTS); return rc; }
/** * Internal: Create a raw image. */ static int rawCreateImage(PRAWIMAGE pImage, uint64_t cbSize, unsigned uImageFlags, const char *pszComment, PCVDGEOMETRY pPCHSGeometry, PCVDGEOMETRY pLCHSGeometry, unsigned uOpenFlags, PVDINTERFACEPROGRESS pIfProgress, unsigned uPercentStart, unsigned uPercentSpan) { RT_NOREF1(pszComment); int rc = VINF_SUCCESS; pImage->fCreate = true; pImage->uOpenFlags = uOpenFlags & ~VD_OPEN_FLAGS_READONLY; pImage->uImageFlags = uImageFlags | VD_IMAGE_FLAGS_FIXED; pImage->PCHSGeometry = *pPCHSGeometry; pImage->LCHSGeometry = *pLCHSGeometry; pImage->pIfError = VDIfErrorGet(pImage->pVDIfsDisk); pImage->pIfIo = VDIfIoIntGet(pImage->pVDIfsImage); AssertPtrReturn(pImage->pIfIo, VERR_INVALID_PARAMETER); if (!(pImage->uImageFlags & VD_IMAGE_FLAGS_DIFF)) { /* Create image file. */ uint32_t fOpen = VDOpenFlagsToFileOpenFlags(pImage->uOpenFlags, true /* fCreate */); if (uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL) fOpen &= ~RTFILE_O_READ; rc = vdIfIoIntFileOpen(pImage->pIfIo, pImage->pszFilename, fOpen, &pImage->pStorage); if (RT_SUCCESS(rc)) { if (!(uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL)) { RTFOFF cbFree = 0; /* Check the free space on the disk and leave early if there is not * sufficient space available. */ rc = vdIfIoIntFileGetFreeSpace(pImage->pIfIo, pImage->pszFilename, &cbFree); if (RT_FAILURE(rc) /* ignore errors */ || ((uint64_t)cbFree >= cbSize)) { rc = vdIfIoIntFileSetAllocationSize(pImage->pIfIo, pImage->pStorage, cbSize, 0 /* fFlags */, pIfProgress, uPercentStart, uPercentSpan); if (RT_SUCCESS(rc)) { vdIfProgress(pIfProgress, uPercentStart + uPercentSpan * 98 / 100); pImage->cbSize = cbSize; rc = rawFlushImage(pImage); } } else rc = vdIfError(pImage->pIfError, VERR_DISK_FULL, RT_SRC_POS, N_("Raw: disk would overflow creating image '%s'"), pImage->pszFilename); } } else rc = vdIfError(pImage->pIfError, rc, RT_SRC_POS, N_("Raw: cannot create image '%s'"), pImage->pszFilename); } else rc = vdIfError(pImage->pIfError, VERR_VD_RAW_INVALID_TYPE, RT_SRC_POS, N_("Raw: cannot create diff image '%s'"), pImage->pszFilename); if (RT_SUCCESS(rc)) vdIfProgress(pIfProgress, uPercentStart + uPercentSpan); if (RT_FAILURE(rc)) rawFreeImage(pImage, rc != VERR_ALREADY_EXISTS); return rc; }