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Tue, 07 Nov 2017 18:50:12 +0000 (UTC) X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Primer the code for further changes: * move variable declarations to the top of the function * group together free/release statements * error check and report VBOX API calls used --- src/vbox/vbox_common.c | 190 +++++++++++++++++++++++++++++++--------------= ---- 1 file changed, 122 insertions(+), 68 deletions(-) diff --git a/src/vbox/vbox_common.c b/src/vbox/vbox_common.c index 57b0fd515..248f315eb 100644 --- a/src/vbox/vbox_common.c +++ b/src/vbox/vbox_common.c @@ -3186,6 +3186,16 @@ vboxDumpDisks(virDomainDefPtr def, vboxDriverPtr dat= a, IMachine *machine) { vboxArray mediumAttachments =3D VBOX_ARRAY_INITIALIZER; int ret =3D -1, diskCount =3D 0; + IMediumAttachment *mediumAttachment =3D NULL; + IMedium *medium =3D NULL; + IStorageController *controller =3D NULL; + PRUnichar *controllerName =3D NULL, *mediumLocUtf16 =3D NULL; + PRUint32 deviceType, storageBus; + PRInt32 devicePort, deviceSlot; + PRBool readOnly; + nsresult rc; + virDomainDiskDefPtr disk =3D NULL; + char *mediumLocUtf8 =3D NULL; size_t sdCount =3D 0, i; =20 def->ndisks =3D 0; @@ -3194,15 +3204,14 @@ vboxDumpDisks(virDomainDefPtr def, vboxDriverPtr da= ta, IMachine *machine) =20 /* get the number of attachments */ for (i =3D 0; i < mediumAttachments.count; i++) { - IMediumAttachment *imediumattach =3D mediumAttachments.items[i]; - if (imediumattach) { - IMedium *medium =3D NULL; + mediumAttachment =3D mediumAttachments.items[i]; + if (!mediumAttachment) + continue; =20 - gVBoxAPI.UIMediumAttachment.GetMedium(imediumattach, &medium); - if (medium) { - def->ndisks++; - VBOX_RELEASE(medium); - } + gVBoxAPI.UIMediumAttachment.GetMedium(mediumAttachment, &medium); + if (medium) { + def->ndisks++; + VBOX_RELEASE(medium); } } =20 @@ -3211,7 +3220,7 @@ vboxDumpDisks(virDomainDefPtr def, vboxDriverPtr data= , IMachine *machine) goto cleanup; =20 for (i =3D 0; i < def->ndisks; i++) { - virDomainDiskDefPtr disk =3D virDomainDiskDefNew(NULL); + disk =3D virDomainDiskDefNew(NULL); if (!disk) goto cleanup; =20 @@ -3220,103 +3229,140 @@ vboxDumpDisks(virDomainDefPtr def, vboxDriverPtr = data, IMachine *machine) =20 /* get the attachment details here */ for (i =3D 0; i < mediumAttachments.count && diskCount < def->ndisks; = i++) { - IMediumAttachment *imediumattach =3D mediumAttachments.items[i]; - IStorageController *storageController =3D NULL; - PRUnichar *storageControllerName =3D NULL; - PRUint32 deviceType =3D DeviceType_Null; - PRUint32 storageBus =3D StorageBus_Null; - PRBool readOnly =3D PR_FALSE; - IMedium *medium =3D NULL; - PRUnichar *mediumLocUtf16 =3D NULL; - char *mediumLocUtf8 =3D NULL; - PRInt32 devicePort =3D 0; - PRInt32 deviceSlot =3D 0; - - if (!imediumattach) + mediumAttachment =3D mediumAttachments.items[i]; + controller =3D NULL; + controllerName =3D NULL; + deviceType =3D DeviceType_Null; + storageBus =3D StorageBus_Null; + readOnly =3D PR_FALSE; + medium =3D NULL; + mediumLocUtf16 =3D NULL; + mediumLocUtf8 =3D NULL; + devicePort =3D 0; + deviceSlot =3D 0; + disk =3D def->disks[diskCount]; + + if (!mediumAttachment) continue; =20 - gVBoxAPI.UIMediumAttachment.GetMedium(imediumattach, &medium); + rc =3D gVBoxAPI.UIMediumAttachment.GetMedium(mediumAttachment, &me= dium); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get IMedium, rc=3D%08x"), rc); + goto cleanup; + } + if (!medium) continue; =20 - gVBoxAPI.UIMediumAttachment.GetController(imediumattach, &storageC= ontrollerName); - if (!storageControllerName) { - VBOX_RELEASE(medium); - continue; + rc =3D gVBoxAPI.UIMediumAttachment.GetController(mediumAttachment, + &controllerName); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Failed to get storage controller name, rc=3D= %08x"), + rc); + goto cleanup; } =20 - gVBoxAPI.UIMachine.GetStorageControllerByName(machine, - storageControllerNam= e, - &storageController); - VBOX_UTF16_FREE(storageControllerName); - if (!storageController) { - VBOX_RELEASE(medium); - continue; + rc =3D gVBoxAPI.UIMachine.GetStorageControllerByName(machine, + controllerName, + &controller); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get storage controller by name, rc= =3D%08x"), + rc); + goto cleanup; + } + + rc =3D gVBoxAPI.UIMedium.GetLocation(medium, &mediumLocUtf16); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get medium storage location, rc=3D= %08x"), + rc); + goto cleanup; } =20 - gVBoxAPI.UIMedium.GetLocation(medium, &mediumLocUtf16); VBOX_UTF16_TO_UTF8(mediumLocUtf16, &mediumLocUtf8); - VBOX_UTF16_FREE(mediumLocUtf16); - ignore_value(virDomainDiskSetSource(def->disks[diskCount], - mediumLocUtf8)); - VBOX_UTF8_FREE(mediumLocUtf8); =20 - if (!virDomainDiskGetSource(def->disks[diskCount])) { - VBOX_RELEASE(medium); - VBOX_RELEASE(storageController); + if (virDomainDiskSetSource(disk, mediumLocUtf8) < 0) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", + _("Could not set disk source")); + goto cleanup; + } =20 + rc =3D gVBoxAPI.UIMediumAttachment.GetType(mediumAttachment, &devi= ceType); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get device type, rc=3D%08x"), rc); + goto cleanup; + } + rc =3D gVBoxAPI.UIMediumAttachment.GetPort(mediumAttachment, &devi= cePort); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get device port, rc=3D%08x"), rc); + goto cleanup; + } + rc =3D gVBoxAPI.UIMediumAttachment.GetDevice(mediumAttachment, &de= viceSlot); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get device slot, rc=3D%08x"), rc); + goto cleanup; + } + rc =3D gVBoxAPI.UIStorageController.GetBus(controller, &storageBus= ); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get storage controller bus, rc=3D%= 08x"), + rc); + goto cleanup; + } + rc =3D gVBoxAPI.UIMedium.GetReadOnly(medium, &readOnly); + if (NS_FAILED(rc)) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Could not get read only state, rc=3D%08x"), = rc); goto cleanup; } =20 - gVBoxAPI.UIStorageController.GetBus(storageController, &storageBus= ); - gVBoxAPI.UIMediumAttachment.GetPort(imediumattach, &devicePort); - gVBoxAPI.UIMediumAttachment.GetDevice(imediumattach, &deviceSlot); + disk->dst =3D vboxGenerateMediumName(storageBus, devicePort, devic= eSlot, + sdCount); =20 - def->disks[diskCount]->dst =3D vboxGenerateMediumName(storageBus, - devicePort, - deviceSlot, - sdCount); - if (!def->disks[diskCount]->dst) { + if (!disk->dst) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Could not generate medium name for the disk " "at: port:%d, slot:%d"), devicePort, deviceSl= ot); - VBOX_RELEASE(medium); - VBOX_RELEASE(storageController); - goto cleanup; } =20 if (storageBus =3D=3D StorageBus_IDE) { - def->disks[diskCount]->bus =3D VIR_DOMAIN_DISK_BUS_IDE; + disk->bus =3D VIR_DOMAIN_DISK_BUS_IDE; } else if (storageBus =3D=3D StorageBus_SATA) { sdCount++; - def->disks[diskCount]->bus =3D VIR_DOMAIN_DISK_BUS_SATA; + disk->bus =3D VIR_DOMAIN_DISK_BUS_SATA; } else if (storageBus =3D=3D StorageBus_SCSI) { sdCount++; - def->disks[diskCount]->bus =3D VIR_DOMAIN_DISK_BUS_SCSI; + disk->bus =3D VIR_DOMAIN_DISK_BUS_SCSI; } else if (storageBus =3D=3D StorageBus_Floppy) { - def->disks[diskCount]->bus =3D VIR_DOMAIN_DISK_BUS_FDC; + disk->bus =3D VIR_DOMAIN_DISK_BUS_FDC; } =20 - gVBoxAPI.UIMediumAttachment.GetType(imediumattach, &deviceType); if (deviceType =3D=3D DeviceType_HardDisk) - def->disks[diskCount]->device =3D VIR_DOMAIN_DISK_DEVICE_DISK; + disk->device =3D VIR_DOMAIN_DISK_DEVICE_DISK; else if (deviceType =3D=3D DeviceType_Floppy) - def->disks[diskCount]->device =3D VIR_DOMAIN_DISK_DEVICE_FLOPP= Y; + disk->device =3D VIR_DOMAIN_DISK_DEVICE_FLOPPY; else if (deviceType =3D=3D DeviceType_DVD) - def->disks[diskCount]->device =3D VIR_DOMAIN_DISK_DEVICE_CDROM; - + disk->device =3D VIR_DOMAIN_DISK_DEVICE_CDROM; =20 - gVBoxAPI.UIMedium.GetReadOnly(medium, &readOnly); if (readOnly =3D=3D PR_TRUE) - def->disks[diskCount]->src->readonly =3D true; + disk->src->readonly =3D true; =20 - virDomainDiskSetType(def->disks[diskCount], - VIR_STORAGE_TYPE_FILE); + virDomainDiskSetType(disk, VIR_STORAGE_TYPE_FILE); =20 - VBOX_RELEASE(medium); - VBOX_RELEASE(storageController); diskCount++; + + VBOX_UTF16_FREE(controllerName); + VBOX_UTF8_FREE(mediumLocUtf8); + VBOX_UTF16_FREE(mediumLocUtf16); + VBOX_RELEASE(medium); + VBOX_RELEASE(controller); } =20 ret =3D 0; @@ -3324,6 +3370,14 @@ vboxDumpDisks(virDomainDefPtr def, vboxDriverPtr dat= a, IMachine *machine) cleanup: gVBoxAPI.UArray.vboxArrayRelease(&mediumAttachments); =20 + if (ret < 0) { + VBOX_UTF16_FREE(controllerName); + VBOX_UTF8_FREE(mediumLocUtf8); + VBOX_UTF16_FREE(mediumLocUtf16); + VBOX_RELEASE(medium); + VBOX_RELEASE(controller); + } + return ret; } =20 --=20 2.14.3 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list