mirror of
https://github.com/xemu-project/xemu.git
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6d4e18925a
* 'ppc-for-upstream' of git://repo.or.cz/qemu/agraf: (40 commits) pseries: Increase default NVRAM size target-ppc: Don't use hwaddr to represent hardware state PPC: e500: pci: Export slot2irq calculation PPC: E500plat: Make a lot of PCI slots available PPC: E500: Move PCI slot information into params PPC: E500: Generate dt pci irq map dynamically PPC: E500: PCI: Make IRQ calculation more generic PPC: E500: PCI: Make first slot qdev settable openpic: Accelerate pending irq search openpic: fix minor coding style issues MSI-X: Fix endianness PPC: e500: Declare pci bridge as bridge PPC: e500: Add MSI support openpic: add Shared MSI support openpic: make brr1 model specific openpic: convert to qdev openpic: remove irq_out openpic: rename openpic_t to OpenPICState openpic: convert simple reg operations to builtin bitops openpic: remove unused type variable ...
895 lines
23 KiB
C
895 lines
23 KiB
C
#include "qemu-common.h"
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#include "qemu-error.h"
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#include "qemu-option.h"
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#include "qemu-config.h"
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#include "hw/qdev.h"
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#include "error.h"
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static QemuOptsList qemu_drive_opts = {
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.name = "drive",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_drive_opts.head),
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.desc = {
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{
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.name = "bus",
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.type = QEMU_OPT_NUMBER,
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.help = "bus number",
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},{
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.name = "unit",
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.type = QEMU_OPT_NUMBER,
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.help = "unit number (i.e. lun for scsi)",
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},{
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.name = "if",
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.type = QEMU_OPT_STRING,
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.help = "interface (ide, scsi, sd, mtd, floppy, pflash, virtio)",
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},{
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.name = "index",
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.type = QEMU_OPT_NUMBER,
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.help = "index number",
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},{
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.name = "cyls",
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.type = QEMU_OPT_NUMBER,
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.help = "number of cylinders (ide disk geometry)",
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},{
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.name = "heads",
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.type = QEMU_OPT_NUMBER,
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.help = "number of heads (ide disk geometry)",
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},{
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.name = "secs",
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.type = QEMU_OPT_NUMBER,
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.help = "number of sectors (ide disk geometry)",
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},{
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.name = "trans",
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.type = QEMU_OPT_STRING,
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.help = "chs translation (auto, lba. none)",
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},{
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.name = "media",
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.type = QEMU_OPT_STRING,
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.help = "media type (disk, cdrom)",
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},{
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.name = "snapshot",
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.type = QEMU_OPT_BOOL,
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.help = "enable/disable snapshot mode",
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},{
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.name = "file",
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.type = QEMU_OPT_STRING,
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.help = "disk image",
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},{
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.name = "cache",
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.type = QEMU_OPT_STRING,
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.help = "host cache usage (none, writeback, writethrough, "
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"directsync, unsafe)",
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},{
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.name = "aio",
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.type = QEMU_OPT_STRING,
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.help = "host AIO implementation (threads, native)",
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},{
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.name = "format",
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.type = QEMU_OPT_STRING,
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.help = "disk format (raw, qcow2, ...)",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "disk serial number",
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},{
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.name = "rerror",
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.type = QEMU_OPT_STRING,
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.help = "read error action",
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},{
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.name = "werror",
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.type = QEMU_OPT_STRING,
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.help = "write error action",
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},{
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.name = "addr",
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.type = QEMU_OPT_STRING,
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.help = "pci address (virtio only)",
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},{
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.name = "readonly",
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.type = QEMU_OPT_BOOL,
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.help = "open drive file as read-only",
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},{
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.name = "iops",
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.type = QEMU_OPT_NUMBER,
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.help = "limit total I/O operations per second",
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},{
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.name = "iops_rd",
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.type = QEMU_OPT_NUMBER,
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.help = "limit read operations per second",
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},{
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.name = "iops_wr",
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.type = QEMU_OPT_NUMBER,
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.help = "limit write operations per second",
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},{
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.name = "bps",
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.type = QEMU_OPT_NUMBER,
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.help = "limit total bytes per second",
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},{
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.name = "bps_rd",
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.type = QEMU_OPT_NUMBER,
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.help = "limit read bytes per second",
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},{
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.name = "bps_wr",
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.type = QEMU_OPT_NUMBER,
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.help = "limit write bytes per second",
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},{
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.name = "copy-on-read",
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.type = QEMU_OPT_BOOL,
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.help = "copy read data from backing file into image file",
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},{
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.name = "boot",
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.type = QEMU_OPT_BOOL,
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.help = "(deprecated, ignored)",
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},
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_iscsi_opts = {
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.name = "iscsi",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_iscsi_opts.head),
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.desc = {
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{
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.name = "user",
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.type = QEMU_OPT_STRING,
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.help = "username for CHAP authentication to target",
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},{
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.name = "password",
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.type = QEMU_OPT_STRING,
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.help = "password for CHAP authentication to target",
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},{
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.name = "header-digest",
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.type = QEMU_OPT_STRING,
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.help = "HeaderDigest setting. "
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"{CRC32C|CRC32C-NONE|NONE-CRC32C|NONE}",
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},{
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.name = "initiator-name",
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.type = QEMU_OPT_STRING,
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.help = "Initiator iqn name to use when connecting",
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},
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_chardev_opts = {
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.name = "chardev",
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.implied_opt_name = "backend",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_chardev_opts.head),
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.desc = {
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{
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.name = "backend",
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.type = QEMU_OPT_STRING,
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},{
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.name = "path",
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.type = QEMU_OPT_STRING,
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},{
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.name = "host",
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.type = QEMU_OPT_STRING,
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},{
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.name = "port",
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.type = QEMU_OPT_STRING,
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},{
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.name = "localaddr",
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.type = QEMU_OPT_STRING,
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},{
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.name = "localport",
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.type = QEMU_OPT_STRING,
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},{
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.name = "to",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "ipv4",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "ipv6",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "wait",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "server",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "delay",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "telnet",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "width",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "height",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "cols",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "rows",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "mux",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "signal",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "name",
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.type = QEMU_OPT_STRING,
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},{
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.name = "debug",
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.type = QEMU_OPT_NUMBER,
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},
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{ /* end of list */ }
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},
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};
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QemuOptsList qemu_fsdev_opts = {
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.name = "fsdev",
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.implied_opt_name = "fsdriver",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_fsdev_opts.head),
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.desc = {
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{
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.name = "fsdriver",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "path",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "security_model",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "writeout",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "readonly",
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.type = QEMU_OPT_BOOL,
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}, {
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.name = "socket",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "sock_fd",
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.type = QEMU_OPT_NUMBER,
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},
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{ /*End of list */ }
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},
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};
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QemuOptsList qemu_virtfs_opts = {
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.name = "virtfs",
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.implied_opt_name = "fsdriver",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_virtfs_opts.head),
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.desc = {
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{
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.name = "fsdriver",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "path",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "mount_tag",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "security_model",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "writeout",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "readonly",
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.type = QEMU_OPT_BOOL,
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}, {
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.name = "socket",
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.type = QEMU_OPT_STRING,
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}, {
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.name = "sock_fd",
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.type = QEMU_OPT_NUMBER,
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},
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{ /*End of list */ }
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},
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};
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static QemuOptsList qemu_device_opts = {
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.name = "device",
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.implied_opt_name = "driver",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_device_opts.head),
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.desc = {
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/*
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* no elements => accept any
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* sanity checking will happen later
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* when setting device properties
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*/
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_netdev_opts = {
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.name = "netdev",
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.implied_opt_name = "type",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_netdev_opts.head),
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.desc = {
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/*
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* no elements => accept any params
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* validation will happen later
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*/
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_net_opts = {
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.name = "net",
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.implied_opt_name = "type",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_net_opts.head),
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.desc = {
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/*
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* no elements => accept any params
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* validation will happen later
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*/
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_rtc_opts = {
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.name = "rtc",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
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.desc = {
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{
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.name = "base",
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.type = QEMU_OPT_STRING,
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},{
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.name = "clock",
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.type = QEMU_OPT_STRING,
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},{
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.name = "driftfix",
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.type = QEMU_OPT_STRING,
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},
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_global_opts = {
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.name = "global",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_global_opts.head),
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.desc = {
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{
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.name = "driver",
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.type = QEMU_OPT_STRING,
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},{
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.name = "property",
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.type = QEMU_OPT_STRING,
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},{
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.name = "value",
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.type = QEMU_OPT_STRING,
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},
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{ /* end of list */ }
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},
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};
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QemuOptsList qemu_sandbox_opts = {
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.name = "sandbox",
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.implied_opt_name = "enable",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
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.desc = {
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{
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.name = "enable",
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.type = QEMU_OPT_BOOL,
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},
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_mon_opts = {
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.name = "mon",
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.implied_opt_name = "chardev",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_mon_opts.head),
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.desc = {
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{
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.name = "mode",
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.type = QEMU_OPT_STRING,
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},{
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.name = "chardev",
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.type = QEMU_OPT_STRING,
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},{
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.name = "default",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "pretty",
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.type = QEMU_OPT_BOOL,
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},
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{ /* end of list */ }
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},
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};
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static QemuOptsList qemu_trace_opts = {
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.name = "trace",
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.implied_opt_name = "trace",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
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.desc = {
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{
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.name = "events",
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.type = QEMU_OPT_STRING,
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},{
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.name = "file",
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.type = QEMU_OPT_STRING,
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},
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{ /* end of list */ }
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},
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};
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QemuOptsList qemu_spice_opts = {
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.name = "spice",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
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.desc = {
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{
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.name = "port",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "tls-port",
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.type = QEMU_OPT_NUMBER,
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},{
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.name = "addr",
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.type = QEMU_OPT_STRING,
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},{
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.name = "ipv4",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "ipv6",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "password",
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.type = QEMU_OPT_STRING,
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},{
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.name = "disable-ticketing",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "disable-copy-paste",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "sasl",
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.type = QEMU_OPT_BOOL,
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},{
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.name = "x509-dir",
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.type = QEMU_OPT_STRING,
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},{
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.name = "x509-key-file",
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.type = QEMU_OPT_STRING,
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},{
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.name = "x509-key-password",
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.type = QEMU_OPT_STRING,
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},{
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.name = "x509-cert-file",
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.type = QEMU_OPT_STRING,
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},{
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.name = "x509-cacert-file",
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.type = QEMU_OPT_STRING,
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},{
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.name = "x509-dh-key-file",
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.type = QEMU_OPT_STRING,
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},{
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.name = "tls-ciphers",
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|
.type = QEMU_OPT_STRING,
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},{
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.name = "tls-channel",
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.type = QEMU_OPT_STRING,
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},{
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.name = "plaintext-channel",
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.type = QEMU_OPT_STRING,
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},{
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.name = "image-compression",
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.type = QEMU_OPT_STRING,
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},{
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.name = "jpeg-wan-compression",
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.type = QEMU_OPT_STRING,
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},{
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.name = "zlib-glz-wan-compression",
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|
.type = QEMU_OPT_STRING,
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|
},{
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|
.name = "streaming-video",
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|
.type = QEMU_OPT_STRING,
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},{
|
|
.name = "agent-mouse",
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|
.type = QEMU_OPT_BOOL,
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},{
|
|
.name = "playback-compression",
|
|
.type = QEMU_OPT_BOOL,
|
|
}, {
|
|
.name = "seamless-migration",
|
|
.type = QEMU_OPT_BOOL,
|
|
},
|
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{ /* end of list */ }
|
|
},
|
|
};
|
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|
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QemuOptsList qemu_option_rom_opts = {
|
|
.name = "option-rom",
|
|
.implied_opt_name = "romfile",
|
|
.head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
|
|
.desc = {
|
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{
|
|
.name = "bootindex",
|
|
.type = QEMU_OPT_NUMBER,
|
|
}, {
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.name = "romfile",
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.type = QEMU_OPT_STRING,
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},
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{ /* end of list */ }
|
|
},
|
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};
|
|
|
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static QemuOptsList qemu_machine_opts = {
|
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.name = "machine",
|
|
.implied_opt_name = "type",
|
|
.merge_lists = true,
|
|
.head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
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|
.desc = {
|
|
{
|
|
.name = "type",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "emulated machine"
|
|
}, {
|
|
.name = "accel",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "accelerator list",
|
|
}, {
|
|
.name = "kernel_irqchip",
|
|
.type = QEMU_OPT_BOOL,
|
|
.help = "use KVM in-kernel irqchip",
|
|
}, {
|
|
.name = "kvm_shadow_mem",
|
|
.type = QEMU_OPT_SIZE,
|
|
.help = "KVM shadow MMU size",
|
|
}, {
|
|
.name = "kernel",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Linux kernel image file",
|
|
}, {
|
|
.name = "initrd",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Linux initial ramdisk file",
|
|
}, {
|
|
.name = "append",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Linux kernel command line",
|
|
}, {
|
|
.name = "dtb",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Linux kernel device tree file",
|
|
}, {
|
|
.name = "dumpdtb",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Dump current dtb to a file and quit",
|
|
}, {
|
|
.name = "phandle_start",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "The first phandle ID we may generate dynamically",
|
|
}, {
|
|
.name = "dt_compatible",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Overrides the \"compatible\" property of the dt root node",
|
|
}, {
|
|
.name = "dump-guest-core",
|
|
.type = QEMU_OPT_BOOL,
|
|
.help = "Include guest memory in a core dump",
|
|
}, {
|
|
.name = "mem-merge",
|
|
.type = QEMU_OPT_BOOL,
|
|
.help = "enable/disable memory merge support",
|
|
},{
|
|
.name = "usb",
|
|
.type = QEMU_OPT_BOOL,
|
|
.help = "Set on/off to enable/disable usb",
|
|
}, {
|
|
.name = "nvram",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "Drive backing persistent NVRAM",
|
|
},
|
|
{ /* End of list */ }
|
|
},
|
|
};
|
|
|
|
QemuOptsList qemu_boot_opts = {
|
|
.name = "boot-opts",
|
|
.head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
|
|
.desc = {
|
|
/* the three names below are not used now */
|
|
{
|
|
.name = "order",
|
|
.type = QEMU_OPT_STRING,
|
|
}, {
|
|
.name = "once",
|
|
.type = QEMU_OPT_STRING,
|
|
}, {
|
|
.name = "menu",
|
|
.type = QEMU_OPT_STRING,
|
|
/* following are really used */
|
|
}, {
|
|
.name = "splash",
|
|
.type = QEMU_OPT_STRING,
|
|
}, {
|
|
.name = "splash-time",
|
|
.type = QEMU_OPT_STRING,
|
|
}, {
|
|
.name = "reboot-timeout",
|
|
.type = QEMU_OPT_STRING,
|
|
},
|
|
{ /*End of list */ }
|
|
},
|
|
};
|
|
|
|
static QemuOptsList qemu_add_fd_opts = {
|
|
.name = "add-fd",
|
|
.head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
|
|
.desc = {
|
|
{
|
|
.name = "fd",
|
|
.type = QEMU_OPT_NUMBER,
|
|
.help = "file descriptor of which a duplicate is added to fd set",
|
|
},{
|
|
.name = "set",
|
|
.type = QEMU_OPT_NUMBER,
|
|
.help = "ID of the fd set to add fd to",
|
|
},{
|
|
.name = "opaque",
|
|
.type = QEMU_OPT_STRING,
|
|
.help = "free-form string used to describe fd",
|
|
},
|
|
{ /* end of list */ }
|
|
},
|
|
};
|
|
|
|
static QemuOptsList qemu_object_opts = {
|
|
.name = "object",
|
|
.implied_opt_name = "qom-type",
|
|
.head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
|
|
.desc = {
|
|
{ }
|
|
},
|
|
};
|
|
|
|
static QemuOptsList *vm_config_groups[32] = {
|
|
&qemu_drive_opts,
|
|
&qemu_chardev_opts,
|
|
&qemu_device_opts,
|
|
&qemu_netdev_opts,
|
|
&qemu_net_opts,
|
|
&qemu_rtc_opts,
|
|
&qemu_global_opts,
|
|
&qemu_mon_opts,
|
|
&qemu_trace_opts,
|
|
&qemu_option_rom_opts,
|
|
&qemu_machine_opts,
|
|
&qemu_boot_opts,
|
|
&qemu_iscsi_opts,
|
|
&qemu_sandbox_opts,
|
|
&qemu_add_fd_opts,
|
|
&qemu_object_opts,
|
|
NULL,
|
|
};
|
|
|
|
static QemuOptsList *find_list(QemuOptsList **lists, const char *group,
|
|
Error **errp)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; lists[i] != NULL; i++) {
|
|
if (strcmp(lists[i]->name, group) == 0)
|
|
break;
|
|
}
|
|
if (lists[i] == NULL) {
|
|
error_set(errp, QERR_INVALID_OPTION_GROUP, group);
|
|
}
|
|
return lists[i];
|
|
}
|
|
|
|
QemuOptsList *qemu_find_opts(const char *group)
|
|
{
|
|
QemuOptsList *ret;
|
|
Error *local_err = NULL;
|
|
|
|
ret = find_list(vm_config_groups, group, &local_err);
|
|
if (error_is_set(&local_err)) {
|
|
error_report("%s\n", error_get_pretty(local_err));
|
|
error_free(local_err);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
QemuOptsList *qemu_find_opts_err(const char *group, Error **errp)
|
|
{
|
|
return find_list(vm_config_groups, group, errp);
|
|
}
|
|
|
|
void qemu_add_opts(QemuOptsList *list)
|
|
{
|
|
int entries, i;
|
|
|
|
entries = ARRAY_SIZE(vm_config_groups);
|
|
entries--; /* keep list NULL terminated */
|
|
for (i = 0; i < entries; i++) {
|
|
if (vm_config_groups[i] == NULL) {
|
|
vm_config_groups[i] = list;
|
|
return;
|
|
}
|
|
}
|
|
fprintf(stderr, "ran out of space in vm_config_groups");
|
|
abort();
|
|
}
|
|
|
|
int qemu_set_option(const char *str)
|
|
{
|
|
char group[64], id[64], arg[64];
|
|
QemuOptsList *list;
|
|
QemuOpts *opts;
|
|
int rc, offset;
|
|
|
|
rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
|
|
if (rc < 3 || str[offset] != '=') {
|
|
error_report("can't parse: \"%s\"", str);
|
|
return -1;
|
|
}
|
|
|
|
list = qemu_find_opts(group);
|
|
if (list == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
opts = qemu_opts_find(list, id);
|
|
if (!opts) {
|
|
error_report("there is no %s \"%s\" defined",
|
|
list->name, id);
|
|
return -1;
|
|
}
|
|
|
|
if (qemu_opt_set(opts, arg, str+offset+1) == -1) {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int qemu_global_option(const char *str)
|
|
{
|
|
char driver[64], property[64];
|
|
QemuOpts *opts;
|
|
int rc, offset;
|
|
|
|
rc = sscanf(str, "%63[^.].%63[^=]%n", driver, property, &offset);
|
|
if (rc < 2 || str[offset] != '=') {
|
|
error_report("can't parse: \"%s\"", str);
|
|
return -1;
|
|
}
|
|
|
|
opts = qemu_opts_create_nofail(&qemu_global_opts);
|
|
qemu_opt_set(opts, "driver", driver);
|
|
qemu_opt_set(opts, "property", property);
|
|
qemu_opt_set(opts, "value", str+offset+1);
|
|
return 0;
|
|
}
|
|
|
|
struct ConfigWriteData {
|
|
QemuOptsList *list;
|
|
FILE *fp;
|
|
};
|
|
|
|
static int config_write_opt(const char *name, const char *value, void *opaque)
|
|
{
|
|
struct ConfigWriteData *data = opaque;
|
|
|
|
fprintf(data->fp, " %s = \"%s\"\n", name, value);
|
|
return 0;
|
|
}
|
|
|
|
static int config_write_opts(QemuOpts *opts, void *opaque)
|
|
{
|
|
struct ConfigWriteData *data = opaque;
|
|
const char *id = qemu_opts_id(opts);
|
|
|
|
if (id) {
|
|
fprintf(data->fp, "[%s \"%s\"]\n", data->list->name, id);
|
|
} else {
|
|
fprintf(data->fp, "[%s]\n", data->list->name);
|
|
}
|
|
qemu_opt_foreach(opts, config_write_opt, data, 0);
|
|
fprintf(data->fp, "\n");
|
|
return 0;
|
|
}
|
|
|
|
void qemu_config_write(FILE *fp)
|
|
{
|
|
struct ConfigWriteData data = { .fp = fp };
|
|
QemuOptsList **lists = vm_config_groups;
|
|
int i;
|
|
|
|
fprintf(fp, "# qemu config file\n\n");
|
|
for (i = 0; lists[i] != NULL; i++) {
|
|
data.list = lists[i];
|
|
qemu_opts_foreach(data.list, config_write_opts, &data, 0);
|
|
}
|
|
}
|
|
|
|
int qemu_config_parse(FILE *fp, QemuOptsList **lists, const char *fname)
|
|
{
|
|
char line[1024], group[64], id[64], arg[64], value[1024];
|
|
Location loc;
|
|
QemuOptsList *list = NULL;
|
|
Error *local_err = NULL;
|
|
QemuOpts *opts = NULL;
|
|
int res = -1, lno = 0;
|
|
|
|
loc_push_none(&loc);
|
|
while (fgets(line, sizeof(line), fp) != NULL) {
|
|
loc_set_file(fname, ++lno);
|
|
if (line[0] == '\n') {
|
|
/* skip empty lines */
|
|
continue;
|
|
}
|
|
if (line[0] == '#') {
|
|
/* comment */
|
|
continue;
|
|
}
|
|
if (sscanf(line, "[%63s \"%63[^\"]\"]", group, id) == 2) {
|
|
/* group with id */
|
|
list = find_list(lists, group, &local_err);
|
|
if (error_is_set(&local_err)) {
|
|
error_report("%s\n", error_get_pretty(local_err));
|
|
error_free(local_err);
|
|
goto out;
|
|
}
|
|
opts = qemu_opts_create(list, id, 1, NULL);
|
|
continue;
|
|
}
|
|
if (sscanf(line, "[%63[^]]]", group) == 1) {
|
|
/* group without id */
|
|
list = find_list(lists, group, &local_err);
|
|
if (error_is_set(&local_err)) {
|
|
error_report("%s\n", error_get_pretty(local_err));
|
|
error_free(local_err);
|
|
goto out;
|
|
}
|
|
opts = qemu_opts_create_nofail(list);
|
|
continue;
|
|
}
|
|
if (sscanf(line, " %63s = \"%1023[^\"]\"", arg, value) == 2) {
|
|
/* arg = value */
|
|
if (opts == NULL) {
|
|
error_report("no group defined");
|
|
goto out;
|
|
}
|
|
if (qemu_opt_set(opts, arg, value) != 0) {
|
|
goto out;
|
|
}
|
|
continue;
|
|
}
|
|
error_report("parse error");
|
|
goto out;
|
|
}
|
|
if (ferror(fp)) {
|
|
error_report("error reading file");
|
|
goto out;
|
|
}
|
|
res = 0;
|
|
out:
|
|
loc_pop(&loc);
|
|
return res;
|
|
}
|
|
|
|
int qemu_read_config_file(const char *filename)
|
|
{
|
|
FILE *f = fopen(filename, "r");
|
|
int ret;
|
|
|
|
if (f == NULL) {
|
|
return -errno;
|
|
}
|
|
|
|
ret = qemu_config_parse(f, vm_config_groups, filename);
|
|
fclose(f);
|
|
|
|
if (ret == 0) {
|
|
return 0;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
}
|