8:07 p.m.
In preparation to tracking which USB addresses are occupied.
Introduce two helper functions for printing the port path
as a string and appending it to a virBuffer.
---
src/conf/device_conf.h | 2 +-
src/conf/domain_addr.c | 26 ++++++++++++++++++++++++++
src/conf/domain_addr.h | 8 ++++++++
src/conf/domain_conf.c | 21 +++++++++------------
src/libvirt_private.syms | 2 ++
src/qemu/qemu_command.c | 3 ++-
6 files changed, 48 insertions(+), 14 deletions(-)
diff --git a/src/conf/device_conf.h b/src/conf/device_conf.h
index 4903839..7e1fc00 100644
--- a/src/conf/device_conf.h
+++ b/src/conf/device_conf.h
@@ -123,7 +123,7 @@ typedef struct _virDomainDeviceCcidAddress {
typedef struct _virDomainDeviceUSBAddress {
unsigned int bus;
- char *port;
+ unsigned int port[VIR_DOMAIN_DEVICE_USB_MAX_PORT_DEPTH];
} virDomainDeviceUSBAddress, *virDomainDeviceUSBAddressPtr;
typedef struct _virDomainDeviceSpaprVioAddress {
diff --git a/src/conf/domain_addr.c b/src/conf/domain_addr.c
index 794270d..1f5193c 100644
--- a/src/conf/domain_addr.c
+++ b/src/conf/domain_addr.c
@@ -1251,3 +1251,29 @@ virDomainVirtioSerialAddrRelease(virDomainVirtioSerialAddrSetPtr
addrs,
VIR_FREE(str);
return ret;
}
+
+
+void
+virDomainUSBAddressPortFormatBuf(virBufferPtr buf,
+ unsigned int *port)
+{
+ size_t i;
+
+ for (i = 0; i < VIR_DOMAIN_DEVICE_USB_MAX_PORT_DEPTH; i++) {
+ if (port[i] == 0)
+ break;
+ virBufferAsprintf(buf, "%u.", port[i]);
+ }
+ virBufferTrim(buf, ".", -1);
+}
+
+
+char *
+virDomainUSBAddressPortFormat(unsigned int *port)
+{
+ virBuffer buf = VIR_BUFFER_INITIALIZER;
+ virDomainUSBAddressPortFormatBuf(&buf, port);
+ if (virBufferCheckError(&buf) < 0)
+ return NULL;
+ return virBufferContentAndReset(&buf);
+}
diff --git a/src/conf/domain_addr.h b/src/conf/domain_addr.h
index f3eda89..8efd512 100644
--- a/src/conf/domain_addr.h
+++ b/src/conf/domain_addr.h
@@ -237,4 +237,12 @@ virDomainVirtioSerialAddrRelease(virDomainVirtioSerialAddrSetPtr
addrs,
virDomainDeviceInfoPtr info)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+void
+virDomainUSBAddressPortFormatBuf(virBufferPtr buf,
+ unsigned int *port)
+ ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+char *
+virDomainUSBAddressPortFormat(unsigned int *port)
+ ATTRIBUTE_NONNULL(1);
+
#endif /* __DOMAIN_ADDR_H__ */
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index dbb7d44..a2cae44 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -32,6 +32,7 @@
#include "internal.h"
#include "virerror.h"
#include "datatypes.h"
+#include "domain_addr.h"
#include "domain_conf.h"
#include "snapshot_conf.h"
#include "viralloc.h"
@@ -3321,8 +3322,6 @@ virDomainDeviceInfoCopy(virDomainDeviceInfoPtr dst,
void virDomainDeviceInfoClear(virDomainDeviceInfoPtr info)
{
VIR_FREE(info->alias);
- if (info->type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB)
- VIR_FREE(info->addr.usb.port);
memset(&info->addr, 0, sizeof(info->addr));
info->type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE;
VIR_FREE(info->romfile);
@@ -4828,9 +4827,10 @@ virDomainDeviceInfoFormat(virBufferPtr buf,
break;
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB:
- virBufferAsprintf(buf, " bus='%d' port='%s'",
- info->addr.usb.bus,
- info->addr.usb.port);
+ virBufferAsprintf(buf, " bus='%d' port='",
+ info->addr.usb.bus);
+ virDomainUSBAddressPortFormatBuf(buf, info->addr.usb.port);
+ virBufferAddLit(buf, "'");
break;
case VIR_DOMAIN_DEVICE_ADDRESS_TYPE_SPAPRVIO:
@@ -5062,14 +5062,14 @@ virDomainDeviceCcidAddressParseXML(xmlNodePtr node,
}
static int
-virDomainDeviceUSBAddressParsePort(char *port)
+virDomainDeviceUSBAddressParsePort(virDomainDeviceUSBAddressPtr addr,
+ char *port)
{
- unsigned int p;
char *tmp = port;
size_t i;
for (i = 0; i < VIR_DOMAIN_DEVICE_USB_MAX_PORT_DEPTH; i++) {
- if (virStrToLong_uip(tmp, &tmp, 10, &p) < 0)
+ if (virStrToLong_uip(tmp, &tmp, 10, &addr->port[i]) < 0)
break;
if (*tmp == '\0')
@@ -5096,12 +5096,9 @@ virDomainDeviceUSBAddressParseXML(xmlNodePtr node,
port = virXMLPropString(node, "port");
bus = virXMLPropString(node, "bus");
- if (port && virDomainDeviceUSBAddressParsePort(port) < 0)
+ if (port && virDomainDeviceUSBAddressParsePort(addr, port) < 0)
goto cleanup;
- addr->port = port;
- port = NULL;
-
if (bus &&
virStrToLong_uip(bus, NULL, 10, &addr->bus) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index f6a2c1b..6ac9952 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -109,6 +109,8 @@ virDomainPCIAddressSetGrow;
virDomainPCIAddressSlotInUse;
virDomainPCIAddressValidate;
virDomainPCIControllerModelToConnectType;
+virDomainUSBAddressPortFormat;
+virDomainUSBAddressPortFormatBuf;
virDomainVirtioSerialAddrAssign;
virDomainVirtioSerialAddrAutoAssign;
virDomainVirtioSerialAddrIsComplete;
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 63b2672..c0ab2ea 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -375,7 +375,8 @@ qemuBuildDeviceAddressStr(virBufferPtr buf,
VIR_DOMAIN_CONTROLLER_TYPE_USB,
info->addr.usb.bus)))
goto cleanup;
- virBufferAsprintf(buf, ",bus=%s.0,port=%s", contAlias,
info->addr.usb.port);
+ virBufferAsprintf(buf, ",bus=%s.0,port=", contAlias);
+ virDomainUSBAddressPortFormatBuf(buf, info->addr.usb.port);
} else if (info->type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_SPAPRVIO) {
if (info->addr.spaprvio.has_reg)
virBufferAsprintf(buf, ",reg=0x%llx", info->addr.spaprvio.reg);
--
2.7.3