[libvirt] [PATCH v2 03/37] Adapt to VIR_STRDUP in daemon/*

Monday, 29 April 2013

---
 daemon/libvirtd-config.c | 37 ++++++++++---------
 daemon/libvirtd.c        | 17 +++++----
 daemon/remote.c          | 94 ++++++++++++++++++++----------------------------
 3 files changed, 66 insertions(+), 82 deletions(-)

diff --git a/daemon/libvirtd-config.c b/daemon/libvirtd-config.c
index efb564e..df2bc7b 100644
--- a/daemon/libvirtd-config.c
+++ b/daemon/libvirtd-config.c
@@ -59,15 +59,14 @@ remoteConfigGetStringList(virConfPtr conf, const char *key, char
***list_arg,
                            key);
             return -1;
         }
-        list[0] = strdup(p->str);
-        list[1] = NULL;
-        if (list[0] == NULL) {
+        if (VIR_STRDUP(list[0], p->str) < 0) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("failed to allocate memory for %s config list
value"),
                            key);
             VIR_FREE(list);
             return -1;
         }
+        list[1] = NULL;
         break;
 
     case VIR_CONF_LIST: {
@@ -90,8 +89,7 @@ remoteConfigGetStringList(virConfPtr conf, const char *key, char
***list_arg,
                 VIR_FREE(list);
                 return -1;
             }
-            list[i] = strdup(pp->str);
-            if (list[i] == NULL) {
+            if (VIR_STRDUP(list[i], pp->str) < 0) {
                 int j;
                 for (j = 0 ; j < i ; j++)
                     VIR_FREE(list[j]);
@@ -136,8 +134,8 @@ checkType(virConfValuePtr p, const char *filename,
 }
 
 /* If there is no config data for the key, #var_name, then do nothing.
-   If there is valid data of type VIR_CONF_STRING, and strdup succeeds,
-   store the result in var_name.  Otherwise, (i.e. invalid type, or strdup
+   If there is valid data of type VIR_CONF_STRING, and VIR_STRDUP succeeds,
+   store the result in var_name.  Otherwise, (i.e. invalid type, or VIR_STRDUP
    failure), give a diagnostic and "goto" the cleanup-and-fail label.  */
 #define GET_CONF_STR(conf, filename, var_name)                          \
     do {                                                                \
@@ -146,7 +144,7 @@ checkType(virConfValuePtr p, const char *filename,
             if (checkType(p, filename, #var_name, VIR_CONF_STRING) < 0) \
                 goto error;                                             \
             VIR_FREE(data->var_name);                                   \
-            if (!(data->var_name = strdup(p->str))) {                   \
+            if (VIR_STRDUP(data->var_name, p->str) < 0) {               \
                 virReportOOMError();                                    \
                 goto error;                                             \
             }                                                           \
@@ -200,7 +198,7 @@ int
 daemonConfigFilePath(bool privileged, char **configfile)
 {
     if (privileged) {
-        if (!(*configfile = strdup(SYSCONFDIR "/libvirt/libvirtd.conf")))
+        if (VIR_STRDUP(*configfile, SYSCONFDIR "/libvirt/libvirtd.conf") <
0)
             goto no_memory;
     } else {
         char *configdir = NULL;
@@ -238,9 +236,9 @@ daemonConfigNew(bool privileged ATTRIBUTE_UNUSED)
     data->listen_tls = 1;
     data->listen_tcp = 0;
 
-    if (!(data->tls_port = strdup(LIBVIRTD_TLS_PORT)))
+    if (VIR_STRDUP(data->tls_port, LIBVIRTD_TLS_PORT) < 0)
         goto no_memory;
-    if (!(data->tcp_port = strdup(LIBVIRTD_TCP_PORT)))
+    if (VIR_STRDUP(data->tcp_port, LIBVIRTD_TCP_PORT) < 0)
         goto no_memory;
 
     /* Only default to PolicyKit if running as root */
@@ -256,13 +254,14 @@ daemonConfigNew(bool privileged ATTRIBUTE_UNUSED)
     }
 #endif
 
-    if (data->auth_unix_rw == REMOTE_AUTH_POLKIT)
-        data->unix_sock_rw_perms = strdup("0777"); /* Allow world */
-    else
-        data->unix_sock_rw_perms = strdup("0700"); /* Allow user only */
-    data->unix_sock_ro_perms = strdup("0777"); /* Always allow world */
-    if (!data->unix_sock_ro_perms ||
-        !data->unix_sock_rw_perms)
+    if (data->auth_unix_rw == REMOTE_AUTH_POLKIT) {
+        if (VIR_STRDUP(data->unix_sock_rw_perms, "0777") < 0)
+            goto no_memory;
+    } else {
+        if (VIR_STRDUP(data->unix_sock_rw_perms, "0700") < 0)
+            goto no_memory;
+    }
+    if (VIR_STRDUP(data->unix_sock_ro_perms, "0777") < 0)
         goto no_memory;
 
 #if WITH_SASL
@@ -382,7 +381,7 @@ daemonConfigLoadOptions(struct daemonConfig *data,
      */
     if (data->auth_unix_rw == REMOTE_AUTH_POLKIT) {
         VIR_FREE(data->unix_sock_rw_perms);
-        if (!(data->unix_sock_rw_perms = strdup("0777"))) {
+        if (VIR_STRDUP(data->unix_sock_rw_perms, "0777") < 0) {
             virReportOOMError();
             goto error;
         }
diff --git a/daemon/libvirtd.c b/daemon/libvirtd.c
index 9f81a0f..07c064d 100644
--- a/daemon/libvirtd.c
+++ b/daemon/libvirtd.c
@@ -241,7 +241,7 @@ daemonPidFilePath(bool privileged,
                   char **pidfile)
 {
     if (privileged) {
-        if (!(*pidfile = strdup(LOCALSTATEDIR "/run/libvirtd.pid")))
+        if (VIR_STRDUP(*pidfile, LOCALSTATEDIR "/run/libvirtd.pid") < 0)
             goto no_memory;
     } else {
         char *rundir = NULL;
@@ -287,9 +287,9 @@ daemonUnixSocketPaths(struct daemonConfig *config,
             goto no_memory;
     } else {
         if (privileged) {
-            if (!(*sockfile = strdup(LOCALSTATEDIR
"/run/libvirt/libvirt-sock")))
+            if (VIR_STRDUP(*sockfile, LOCALSTATEDIR
"/run/libvirt/libvirt-sock") < 0)
                 goto no_memory;
-            if (!(*rosockfile = strdup(LOCALSTATEDIR
"/run/libvirt/libvirt-sock-ro")))
+            if (VIR_STRDUP(*rosockfile, LOCALSTATEDIR
"/run/libvirt/libvirt-sock-ro") < 0)
                 goto no_memory;
         } else {
             char *rundir = NULL;
@@ -961,7 +961,10 @@ static int migrateProfile(void)
 
     config_home = getenv("XDG_CONFIG_HOME");
     if (config_home && config_home[0] != '\0') {
-        xdg_dir = strdup(config_home);
+        if (VIR_STRDUP(xdg_dir, config_home) < 0) {
+            virReportOOMError();
+            goto cleanup;
+        }
     } else {
         if (virAsprintf(&xdg_dir, "%s/.config", home) < 0) {
             goto cleanup;
@@ -1172,7 +1175,7 @@ int main(int argc, char **argv) {
 
         case 'p':
             VIR_FREE(pid_file);
-            if (!(pid_file = strdup(optarg))) {
+            if (VIR_STRDUP(pid_file, optarg) < 0) {
                 VIR_ERROR(_("Can't allocate memory"));
                 exit(EXIT_FAILURE);
             }
@@ -1180,7 +1183,7 @@ int main(int argc, char **argv) {
 
         case 'f':
             VIR_FREE(remote_config_file);
-            if (!(remote_config_file = strdup(optarg))) {
+            if (VIR_STRDUP(remote_config_file, optarg) < 0) {
                 VIR_ERROR(_("Can't allocate memory"));
                 exit(EXIT_FAILURE);
             }
@@ -1287,7 +1290,7 @@ int main(int argc, char **argv) {
 
     /* Ensure the rundir exists (on tmpfs on some systems) */
     if (privileged) {
-        run_dir = strdup(LOCALSTATEDIR "/run/libvirt");
+        ignore_value(VIR_STRDUP(run_dir, LOCALSTATEDIR "/run/libvirt"));
     } else {
         run_dir = virGetUserRuntimeDirectory();
 
diff --git a/daemon/remote.c b/daemon/remote.c
index 8c79680..fa8dedd 100644
--- a/daemon/remote.c
+++ b/daemon/remote.c
@@ -234,11 +234,9 @@ static int remoteRelayDomainEventIOError(virConnectPtr conn
ATTRIBUTE_UNUSED,
 
     /* build return data */
     memset(&data, 0, sizeof(data));
-    data.srcPath = strdup(srcPath);
-    if (data.srcPath == NULL)
+    if (VIR_STRDUP(data.srcPath, srcPath) < 0)
         goto mem_error;
-    data.devAlias = strdup(devAlias);
-    if (data.devAlias == NULL)
+    if (VIR_STRDUP(data.devAlias, devAlias) < 0)
         goto mem_error;
     make_nonnull_domain(&data.dom, dom);
     data.action = action;
@@ -275,15 +273,12 @@ static int remoteRelayDomainEventIOErrorReason(virConnectPtr conn
ATTRIBUTE_UNUS
 
     /* build return data */
     memset(&data, 0, sizeof(data));
-    data.srcPath = strdup(srcPath);
-    if (data.srcPath == NULL)
+    if (VIR_STRDUP(data.srcPath, srcPath) < 0)
         goto mem_error;
-    data.devAlias = strdup(devAlias);
-    if (data.devAlias == NULL)
+    if (VIR_STRDUP(data.devAlias, devAlias) < 0)
         goto mem_error;
     data.action = action;
-    data.reason = strdup(reason);
-    if (data.reason == NULL)
+    if (VIR_STRDUP(data.reason, reason) < 0)
         goto mem_error;
 
     make_nonnull_domain(&data.dom, dom);
@@ -334,22 +329,17 @@ static int remoteRelayDomainEventGraphics(virConnectPtr conn
ATTRIBUTE_UNUSED,
     data.phase = phase;
     data.local.family = local->family;
     data.remote.family = remote->family;
-    data.authScheme = strdup(authScheme);
-    if (data.authScheme == NULL)
+    if (VIR_STRDUP(data.authScheme, authScheme) < 0)
         goto mem_error;
 
-    data.local.node = strdup(local->node);
-    if (data.local.node == NULL)
+    if (VIR_STRDUP(data.local.node, local->node) < 0)
         goto mem_error;
-    data.local.service = strdup(local->service);
-    if (data.local.service == NULL)
+    if (VIR_STRDUP(data.local.service, local->service) < 0)
         goto mem_error;
 
-    data.remote.node = strdup(remote->node);
-    if (data.remote.node == NULL)
+    if (VIR_STRDUP(data.remote.node, remote->node) < 0)
         goto mem_error;
-    data.remote.service = strdup(remote->service);
-    if (data.remote.service == NULL)
+    if (VIR_STRDUP(data.remote.service, remote->service) < 0)
         goto mem_error;
 
     data.subject.subject_len = subject->nidentity;
@@ -357,11 +347,9 @@ static int remoteRelayDomainEventGraphics(virConnectPtr conn
ATTRIBUTE_UNUSED,
         goto mem_error;
 
     for (i = 0 ; i < data.subject.subject_len ; i++) {
-        data.subject.subject_val[i].type = strdup(subject->identities[i].type);
-        if (data.subject.subject_val[i].type == NULL)
+        if (VIR_STRDUP(data.subject.subject_val[i].type, subject->identities[i].type)
< 0)
             goto mem_error;
-        data.subject.subject_val[i].name = strdup(subject->identities[i].name);
-        if (data.subject.subject_val[i].name == NULL)
+        if (VIR_STRDUP(data.subject.subject_val[i].name, subject->identities[i].name)
< 0)
             goto mem_error;
     }
     make_nonnull_domain(&data.dom, dom);
@@ -407,8 +395,7 @@ static int remoteRelayDomainEventBlockJob(virConnectPtr conn
ATTRIBUTE_UNUSED,
 
     /* build return data */
     memset(&data, 0, sizeof(data));
-    data.path = strdup(path);
-    if (data.path == NULL)
+    if (VIR_STRDUP(data.path, path) < 0)
         goto mem_error;
     data.type = type;
     data.status = status;
@@ -473,17 +460,17 @@ static int remoteRelayDomainEventDiskChange(virConnectPtr conn
ATTRIBUTE_UNUSED,
     memset(&data, 0, sizeof(data));
     if (oldSrcPath &&
         ((VIR_ALLOC(oldSrcPath_p) < 0) ||
-         !(*oldSrcPath_p = strdup(oldSrcPath))))
+         VIR_STRDUP(*oldSrcPath_p, oldSrcPath) < 0))
         goto mem_error;
 
     if (newSrcPath &&
         ((VIR_ALLOC(newSrcPath_p) < 0) ||
-         !(*newSrcPath_p = strdup(newSrcPath))))
+         VIR_STRDUP(*newSrcPath_p, newSrcPath) < 0))
         goto mem_error;
 
     data.oldSrcPath = oldSrcPath_p;
     data.newSrcPath = newSrcPath_p;
-    if (!(data.devAlias = strdup(devAlias)))
+    if (VIR_STRDUP(data.devAlias, devAlias) < 0)
         goto mem_error;
     data.reason = reason;
 
@@ -520,7 +507,7 @@ static int remoteRelayDomainEventTrayChange(virConnectPtr conn
ATTRIBUTE_UNUSED,
     /* build return data */
     memset(&data, 0, sizeof(data));
 
-    if (!(data.devAlias = strdup(devAlias))) {
+    if (VIR_STRDUP(data.devAlias, devAlias) < 0) {
         virReportOOMError();
         return -1;
     }
@@ -850,8 +837,7 @@ remoteSerializeTypedParameters(virTypedParameterPtr params,
         }
 
         /* remoteDispatchClientRequest will free this: */
-        val[j].field = strdup(params[i].field);
-        if (val[j].field == NULL) {
+        if (VIR_STRDUP(val[j].field, params[i].field) < 0) {
             virReportOOMError();
             goto cleanup;
         }
@@ -876,9 +862,8 @@ remoteSerializeTypedParameters(virTypedParameterPtr params,
             val[j].value.remote_typed_param_value_u.b = params[i].value.b;
             break;
         case VIR_TYPED_PARAM_STRING:
-            val[j].value.remote_typed_param_value_u.s =
-                strdup(params[i].value.s);
-            if (val[j].value.remote_typed_param_value_u.s == NULL) {
+            if (VIR_STRDUP(val[j].value.remote_typed_param_value_u.s,
+                           params[i].value.s) < 0) {
                 virReportOOMError();
                 goto cleanup;
             }
@@ -966,9 +951,8 @@ remoteDeserializeTypedParameters(remote_typed_param *args_params_val,
                 args_params_val[i].value.remote_typed_param_value_u.b;
             break;
         case VIR_TYPED_PARAM_STRING:
-            params[i].value.s =
-                strdup(args_params_val[i].value.remote_typed_param_value_u.s);
-            if (params[i].value.s == NULL) {
+            if (VIR_STRDUP(params[i].value.s,
+                           args_params_val[i].value.remote_typed_param_value_u.s) < 0)
{
                 virReportOOMError();
                 goto cleanup;
             }
@@ -2145,8 +2129,7 @@ remoteDispatchNodeGetCPUStats(virNetServerPtr server
ATTRIBUTE_UNUSED,
 
     for (i = 0; i < nparams; ++i) {
         /* remoteDispatchClientRequest will free this: */
-        ret->params.params_val[i].field = strdup(params[i].field);
-        if (ret->params.params_val[i].field == NULL)
+        if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0)
             goto no_memory;
 
         ret->params.params_val[i].value = params[i].value;
@@ -2223,8 +2206,7 @@ remoteDispatchNodeGetMemoryStats(virNetServerPtr server
ATTRIBUTE_UNUSED,
 
     for (i = 0; i < nparams; ++i) {
         /* remoteDispatchClientRequest will free this: */
-        ret->params.params_val[i].field = strdup(params[i].field);
-        if (ret->params.params_val[i].field == NULL)
+        if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0)
             goto no_memory;
 
         ret->params.params_val[i].value = params[i].value;
@@ -3100,7 +3082,7 @@ remoteDispatchNodeDeviceGetParent(virNetServerPtr server
ATTRIBUTE_UNUSED,
             virReportOOMError();
             goto cleanup;
         }
-        if (!(*parent_p = strdup(parent))) {
+        if (VIR_STRDUP(*parent_p, parent) < 0) {
             VIR_FREE(parent_p);
             virReportOOMError();
             goto cleanup;
@@ -4769,14 +4751,14 @@ static void
 make_nonnull_domain(remote_nonnull_domain *dom_dst, virDomainPtr dom_src)
 {
     dom_dst->id = dom_src->id;
-    dom_dst->name = strdup(dom_src->name);
+    ignore_value(VIR_STRDUP_QUIET(dom_dst->name , dom_src->name));
     memcpy(dom_dst->uuid, dom_src->uuid, VIR_UUID_BUFLEN);
 }
 
 static void
 make_nonnull_network(remote_nonnull_network *net_dst, virNetworkPtr net_src)
 {
-    net_dst->name = strdup(net_src->name);
+    ignore_value(VIR_STRDUP_QUIET(net_dst->name, net_src->name));
     memcpy(net_dst->uuid, net_src->uuid, VIR_UUID_BUFLEN);
 }
 
@@ -4784,29 +4766,29 @@ static void
 make_nonnull_interface(remote_nonnull_interface *interface_dst,
                        virInterfacePtr interface_src)
 {
-    interface_dst->name = strdup(interface_src->name);
-    interface_dst->mac = strdup(interface_src->mac);
+    ignore_value(VIR_STRDUP_QUIET(interface_dst->name, interface_src->name));
+    ignore_value(VIR_STRDUP_QUIET(interface_dst->mac, interface_src->mac));
 }
 
 static void
 make_nonnull_storage_pool(remote_nonnull_storage_pool *pool_dst, virStoragePoolPtr
pool_src)
 {
-    pool_dst->name = strdup(pool_src->name);
+    ignore_value(VIR_STRDUP_QUIET(pool_dst->name, pool_src->name));
     memcpy(pool_dst->uuid, pool_src->uuid, VIR_UUID_BUFLEN);
 }
 
 static void
 make_nonnull_storage_vol(remote_nonnull_storage_vol *vol_dst, virStorageVolPtr vol_src)
 {
-    vol_dst->pool = strdup(vol_src->pool);
-    vol_dst->name = strdup(vol_src->name);
-    vol_dst->key = strdup(vol_src->key);
+    ignore_value(VIR_STRDUP_QUIET(vol_dst->pool, vol_src->pool));
+    ignore_value(VIR_STRDUP_QUIET(vol_dst->name, vol_src->name));
+    ignore_value(VIR_STRDUP_QUIET(vol_dst->key, vol_src->key));
 }
 
 static void
 make_nonnull_node_device(remote_nonnull_node_device *dev_dst, virNodeDevicePtr dev_src)
 {
-    dev_dst->name = strdup(dev_src->name);
+    ignore_value(VIR_STRDUP_QUIET(dev_dst->name, dev_src->name));
 }
 
 static void
@@ -4814,20 +4796,20 @@ make_nonnull_secret(remote_nonnull_secret *secret_dst,
virSecretPtr secret_src)
 {
     memcpy(secret_dst->uuid, secret_src->uuid, VIR_UUID_BUFLEN);
     secret_dst->usageType = secret_src->usageType;
-    secret_dst->usageID = strdup(secret_src->usageID);
+    ignore_value(VIR_STRDUP_QUIET(secret_dst->usageID, secret_src->usageID));
 }
 
 static void
 make_nonnull_nwfilter(remote_nonnull_nwfilter *nwfilter_dst, virNWFilterPtr
nwfilter_src)
 {
-    nwfilter_dst->name = strdup(nwfilter_src->name);
+    ignore_value(VIR_STRDUP_QUIET(nwfilter_dst->name, nwfilter_src->name));
     memcpy(nwfilter_dst->uuid, nwfilter_src->uuid, VIR_UUID_BUFLEN);
 }
 
 static void
 make_nonnull_domain_snapshot(remote_nonnull_domain_snapshot *snapshot_dst,
virDomainSnapshotPtr snapshot_src)
 {
-    snapshot_dst->name = strdup(snapshot_src->name);
+    ignore_value(VIR_STRDUP_QUIET(snapshot_dst->name, snapshot_src->name));
     make_nonnull_domain(&snapshot_dst->dom, snapshot_src->domain);
 }
 
@@ -4844,7 +4826,7 @@ remoteSerializeDomainDiskErrors(virDomainDiskErrorPtr errors,
         goto no_memory;
 
     for (i = 0; i < nerrors; i++) {
-        if (!(val[i].disk = strdup(errors[i].disk)))
+        if (VIR_STRDUP(val[i].disk, errors[i].disk) < 0)
             goto no_memory;
         val[i].error = errors[i].error;
     }
-- 
1.8.1.5


    

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[libvirt] [PATCH v2 03/37] Adapt to VIR_STRDUP in daemon/*