Turn some dual-state int parameters into booleans

The virStateInitialize method and several cgroups methods were
using an 'int privileged' parameter or similar for dual-state
values. These are better represented with the bool type.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>

src/driver.h

@@ -1500,7 +1500,7 @@ struct _virStorageDriver {
 };
 
 # ifdef WITH_LIBVIRTD
-typedef int (*virDrvStateInitialize) (int privileged);
+typedef int (*virDrvStateInitialize) (bool privileged);
 typedef int (*virDrvStateCleanup) (void);
 typedef int (*virDrvStateReload) (void);
 typedef int (*virDrvStateActive) (void);

src/libvirt.c

@@ -789,13 +789,13 @@ virRegisterStateDriver(virStateDriverPtr driver)
 
 /**
  * virStateInitialize:
- * @privileged: set to 1 if running with root privilege, 0 otherwise
+ * @privileged: set to true if running with root privilege, false otherwise
  *
  * Initialize all virtualization drivers.
  *
  * Returns 0 if all succeed, -1 upon any failure.
  */
-int virStateInitialize(int privileged) {
+int virStateInitialize(bool privileged) {
     int i;
 
     if (virInitialize() < 0)

src/libvirt_internal.h

@@ -28,7 +28,7 @@
 # include "internal.h"
 
 # ifdef WITH_LIBVIRTD
-int virStateInitialize(int privileged);
+int virStateInitialize(bool privileged);
 int virStateCleanup(void);
 int virStateReload(void);
 int virStateActive(void);

src/libxl/libxl_driver.c

@@ -834,7 +834,7 @@ libxlShutdown(void)
 }
 
 static int
-libxlStartup(int privileged) {
+libxlStartup(bool privileged) {
     const libxl_version_info *ver_info;
     char *log_file = NULL;
     virCommandPtr cmd;

src/lxc/lxc_driver.c

@@ -69,7 +69,7 @@
 
 #define LXC_NB_MEM_PARAM  3
 
-static int lxcStartup(int privileged);
+static int lxcStartup(bool privileged);
 static int lxcShutdown(void);
 virLXCDriverPtr lxc_driver = NULL;
 
@@ -1397,7 +1397,7 @@ error:
 }
 
 
-static int lxcStartup(int privileged)
+static int lxcStartup(bool privileged)
 {
     char *ld;
     int rc;

src/network/bridge_driver.c

@@ -330,7 +330,7 @@ firewalld_dbus_filter_bridge(DBusConnection *connection ATTRIBUTE_UNUSED,
  * Initialization function for the QEmu daemon
  */
 static int
-networkStartup(int privileged) {
+networkStartup(bool privileged) {
     char *base = NULL;
 #ifdef HAVE_FIREWALLD
     DBusConnection *sysbus = NULL;

src/node_device/node_device_hal.c

@@ -588,7 +588,7 @@ static void device_prop_modified(LibHalContext *ctx ATTRIBUTE_UNUSED,
 
 
 
-static int halDeviceMonitorStartup(int privileged ATTRIBUTE_UNUSED)
+static int halDeviceMonitorStartup(bool privileged ATTRIBUTE_UNUSED)
 {
     LibHalContext *hal_ctx = NULL;
     char **udi = NULL;

src/node_device/node_device_udev.c

@@ -1604,7 +1604,7 @@ out:
     return ret;
 }
 
-static int udevDeviceMonitorStartup(int privileged ATTRIBUTE_UNUSED)
+static int udevDeviceMonitorStartup(bool privileged ATTRIBUTE_UNUSED)
 {
     udevPrivate *priv = NULL;
     struct udev *udev = NULL;

src/nwfilter/nwfilter_driver.c

@@ -165,7 +165,7 @@ nwfilterDriverInstallDBusMatches(DBusConnection *sysbus ATTRIBUTE_UNUSED)
  * Initialization function for the QEmu daemon
  */
 static int
-nwfilterDriverStartup(int privileged)
+nwfilterDriverStartup(bool privileged)
 {
     char *base = NULL;
     DBusConnection *sysbus = NULL;

src/parallels/parallels_storage.c

@@ -121,7 +121,7 @@ parallelsStorageOpen(virConnectPtr conn,
 {
     char *base = NULL;
     virStorageDriverStatePtr storageState;
-    int privileged = (geteuid() == 0);
+    bool privileged = (geteuid() == 0);
     parallelsConnPtr privconn = conn->privateData;
     size_t i;
 

src/qemu/qemu_conf.h

@@ -59,7 +59,7 @@ struct _virQEMUDriver {
 
     virThreadPoolPtr workerPool;
 
-    int privileged;
+    bool privileged;
     const char *uri;
 
     uid_t user;

src/qemu/qemu_driver.c

@@ -610,7 +610,7 @@ qemuDomainFindMaxID(void *payload,
  * Initialization function for the QEmu daemon
  */
 static int
-qemuStartup(int privileged) {
+qemuStartup(bool privileged) {
     char *base = NULL;
     char *driverConf = NULL;
     int rc;

src/remote/remote_driver.c

@@ -68,7 +68,7 @@
 # define HYPER_TO_ULONG(_to, _from) (_to) = (_from)
 #endif
 
-static int inside_daemon = 0;
+static bool inside_daemon = false;
 static virDriverPtr remoteDriver = NULL;
 
 struct private_data {
@@ -150,12 +150,12 @@ static char *get_transport_from_scheme(char *scheme);
 
 #ifdef WITH_LIBVIRTD
 static int
-remoteStartup(int privileged ATTRIBUTE_UNUSED)
+remoteStartup(bool privileged ATTRIBUTE_UNUSED)
 {
     /* Mark that we're inside the daemon so we can avoid
      * re-entering ourselves
      */
-    inside_daemon = 1;
+    inside_daemon = true;
     return 0;
 }
 #endif

src/secret/secret_driver.c

@@ -1073,7 +1073,7 @@ secretDriverCleanup(void)
 }
 
 static int
-secretDriverStartup(int privileged)
+secretDriverStartup(bool privileged)
 {
     char *base = NULL;
 

src/storage/storage_driver.c

@@ -128,7 +128,7 @@ storageDriverAutostart(virStorageDriverStatePtr driver) {
  * Initialization function for the QEmu daemon
  */
 static int
-storageDriverStartup(int privileged)
+storageDriverStartup(bool privileged)
 {
     char *base = NULL;
 

src/uml/uml_conf.h

@@ -44,7 +44,7 @@
 struct uml_driver {
     virMutex lock;
 
-    int privileged;
+    bool privileged;
 
     unsigned long umlVersion;
     int nextvmid;

src/uml/uml_driver.c

@@ -419,7 +419,7 @@ cleanup:
  * Initialization function for the Uml daemon
  */
 static int
-umlStartup(int privileged)
+umlStartup(bool privileged)
 {
     char *base = NULL;
     char *userdir = NULL;

src/util/cgroup.c

@@ -526,8 +526,10 @@ static int virCgroupSetMemoryUseHierarchy(virCgroupPtr group)
     return rc;
 }
 
-static int virCgroupMakeGroup(virCgroupPtr parent, virCgroupPtr group,
+static int virCgroupMakeGroup(virCgroupPtr parent,
-                              int create, unsigned int flags)
+                              virCgroupPtr group,
+                              bool create,
+                              unsigned int flags)
 {
     int i;
     int rc = 0;
@@ -641,9 +643,9 @@ err:
     return rc;
 }
 
-static int virCgroupAppRoot(int privileged,
+static int virCgroupAppRoot(bool privileged,
                             virCgroupPtr *group,
-                            int create)
+                            bool create)
 {
     virCgroupPtr rootgrp = NULL;
     int rc;
@@ -924,8 +926,8 @@ cleanup:
 #if defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R
 int virCgroupForDriver(const char *name,
                        virCgroupPtr *group,
-                       int privileged,
+                       bool privileged,
-                       int create)
+                       bool create)
 {
     int rc;
     char *path = NULL;
@@ -957,8 +959,8 @@ out:
 #else
 int virCgroupForDriver(const char *name ATTRIBUTE_UNUSED,
                        virCgroupPtr *group ATTRIBUTE_UNUSED,
-                       int privileged ATTRIBUTE_UNUSED,
+                       bool privileged ATTRIBUTE_UNUSED,
-                       int create ATTRIBUTE_UNUSED)
+                       bool create ATTRIBUTE_UNUSED)
 {
     /* Claim no support */
     return -ENXIO;
@@ -994,7 +996,7 @@ int virCgroupGetAppRoot(virCgroupPtr *group)
 int virCgroupForDomain(virCgroupPtr driver,
                        const char *name,
                        virCgroupPtr *group,
-                       int create)
+                       bool create)
 {
     int rc;
     char *path;
@@ -1030,7 +1032,7 @@ int virCgroupForDomain(virCgroupPtr driver,
 int virCgroupForDomain(virCgroupPtr driver ATTRIBUTE_UNUSED,
                        const char *name ATTRIBUTE_UNUSED,
                        virCgroupPtr *group ATTRIBUTE_UNUSED,
-                       int create ATTRIBUTE_UNUSED)
+                       bool create ATTRIBUTE_UNUSED)
 {
     return -ENXIO;
 }
@@ -1049,7 +1051,7 @@ int virCgroupForDomain(virCgroupPtr driver ATTRIBUTE_UNUSED,
 int virCgroupForVcpu(virCgroupPtr driver,
                      int vcpuid,
                      virCgroupPtr *group,
-                     int create)
+                     bool create)
 {
     int rc;
     char *path;
@@ -1075,7 +1077,7 @@ int virCgroupForVcpu(virCgroupPtr driver,
 int virCgroupForVcpu(virCgroupPtr driver ATTRIBUTE_UNUSED,
                      int vcpuid ATTRIBUTE_UNUSED,
                      virCgroupPtr *group ATTRIBUTE_UNUSED,
-                     int create ATTRIBUTE_UNUSED)
+                     bool create ATTRIBUTE_UNUSED)
 {
     return -ENXIO;
 }
@@ -1091,8 +1093,8 @@ int virCgroupForVcpu(virCgroupPtr driver ATTRIBUTE_UNUSED,
  */
 #if defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R
 int virCgroupForEmulator(virCgroupPtr driver,
-                          virCgroupPtr *group,
+                         virCgroupPtr *group,
-                          int create)
+                         bool create)
 {
     int rc;
     char *path;
@@ -1116,8 +1118,8 @@ int virCgroupForEmulator(virCgroupPtr driver,
 }
 #else
 int virCgroupForEmulator(virCgroupPtr driver ATTRIBUTE_UNUSED,
-                          virCgroupPtr *group ATTRIBUTE_UNUSED,
+                         virCgroupPtr *group ATTRIBUTE_UNUSED,
-                          int create ATTRIBUTE_UNUSED)
+                         bool create ATTRIBUTE_UNUSED)
 {
     return -ENXIO;
 }

src/util/cgroup.h

@@ -44,24 +44,24 @@ VIR_ENUM_DECL(virCgroupController);
 
 int virCgroupForDriver(const char *name,
                        virCgroupPtr *group,
-                       int privileged,
+                       bool privileged,
-                       int create);
+                       bool create);
 
 int virCgroupGetAppRoot(virCgroupPtr *group);
 
 int virCgroupForDomain(virCgroupPtr driver,
                        const char *name,
                        virCgroupPtr *group,
-                       int create);
+                       bool create);
 
 int virCgroupForVcpu(virCgroupPtr driver,
                      int vcpuid,
                      virCgroupPtr *group,
-                     int create);
+                     bool create);
 
 int virCgroupForEmulator(virCgroupPtr driver,
                          virCgroupPtr *group,
-                         int create);
+                         bool create);
 
 int virCgroupPathOfController(virCgroupPtr group,
                               int controller,

src/xen/xen_driver.c

@@ -90,7 +90,7 @@ static struct xenUnifiedDriver const * const drivers[XEN_UNIFIED_NR_DRIVERS] = {
 };
 
 #if defined WITH_LIBVIRTD || defined __sun
-static int inside_daemon;
+static bool inside_daemon = false;
 #endif
 
 /**
@@ -201,9 +201,9 @@ done:
 #ifdef WITH_LIBVIRTD
 
 static int
-xenInitialize(int privileged ATTRIBUTE_UNUSED)
+xenInitialize(bool privileged ATTRIBUTE_UNUSED)
 {
-    inside_daemon = 1;
+    inside_daemon = true;
     return 0;
 }