util: eliminate hardcoded indent in virConnectSysInfo formatting

This same set of functions is used by the qemu, xen, and lxc drivers'
connectSysInfo function.

src/util/virsysinfo.c

 /*
  * virsysinfo.c: get SMBIOS/sysinfo information from the host
  *
- * Copyright (C) 2010-2013 Red Hat, Inc.
+ * Copyright (C) 2010-2014 Red Hat, Inc.
  * Copyright (C) 2010 Daniel Veillard
  *
  * This library is free software; you can redistribute it and/or
@@ -880,16 +880,18 @@ virSysinfoBIOSFormat(virBufferPtr buf, virSysinfoDefPtr def)
         !def->bios_date && !def->bios_release)
         return;
 
-    virBufferAddLit(buf, "  <bios>\n");
-    virBufferEscapeString(buf, "    <entry name='vendor'>%s</entry>\n",
+    virBufferAddLit(buf, "<bios>\n");
+    virBufferAdjustIndent(buf, 2);
+    virBufferEscapeString(buf, "<entry name='vendor'>%s</entry>\n",
                           def->bios_vendor);
-    virBufferEscapeString(buf, "    <entry name='version'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='version'>%s</entry>\n",
                           def->bios_version);
-    virBufferEscapeString(buf, "    <entry name='date'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='date'>%s</entry>\n",
                           def->bios_date);
-    virBufferEscapeString(buf, "    <entry name='release'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='release'>%s</entry>\n",
                           def->bios_release);
-    virBufferAddLit(buf, "  </bios>\n");
+    virBufferAdjustIndent(buf, -2);
+    virBufferAddLit(buf, "</bios>\n");
 }
 
 static void
@@ -900,22 +902,24 @@ virSysinfoSystemFormat(virBufferPtr buf, virSysinfoDefPtr def)
         !def->system_uuid && !def->system_sku && !def->system_family)
         return;
 
-    virBufferAddLit(buf, "  <system>\n");
-    virBufferEscapeString(buf, "    <entry name='manufacturer'>%s</entry>\n",
+    virBufferAddLit(buf, "<system>\n");
+    virBufferAdjustIndent(buf, 2);
+    virBufferEscapeString(buf, "<entry name='manufacturer'>%s</entry>\n",
                           def->system_manufacturer);
-    virBufferEscapeString(buf, "    <entry name='product'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='product'>%s</entry>\n",
                           def->system_product);
-    virBufferEscapeString(buf, "    <entry name='version'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='version'>%s</entry>\n",
                           def->system_version);
-    virBufferEscapeString(buf, "    <entry name='serial'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='serial'>%s</entry>\n",
                           def->system_serial);
-    virBufferEscapeString(buf, "    <entry name='uuid'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='uuid'>%s</entry>\n",
                           def->system_uuid);
-    virBufferEscapeString(buf, "    <entry name='sku'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='sku'>%s</entry>\n",
                           def->system_sku);
-    virBufferEscapeString(buf, "    <entry name='family'>%s</entry>\n",
+    virBufferEscapeString(buf, "<entry name='family'>%s</entry>\n",
                           def->system_family);
-    virBufferAddLit(buf, "  </system>\n");
+    virBufferAdjustIndent(buf, -2);
+    virBufferAddLit(buf, "</system>\n");
 }
 
 static void
@@ -940,8 +944,8 @@ virSysinfoProcessorFormat(virBufferPtr buf, virSysinfoDefPtr def)
             !processor->processor_part_number)
             continue;
 
-        virBufferAddLit(buf, "  <processor>\n");
-        virBufferAdjustIndent(buf, 4);
+        virBufferAddLit(buf, "<processor>\n");
+        virBufferAdjustIndent(buf, 2);
         virBufferEscapeString(buf,
                               "<entry name='socket_destination'>%s</entry>\n",
                               processor->processor_socket_destination);
@@ -965,8 +969,8 @@ virSysinfoProcessorFormat(virBufferPtr buf, virSysinfoDefPtr def)
                               processor->processor_serial_number);
         virBufferEscapeString(buf, "<entry name='part_number'>%s</entry>\n",
                               processor->processor_part_number);
-        virBufferAdjustIndent(buf, -4);
-        virBufferAddLit(buf, "  </processor>\n");
+        virBufferAdjustIndent(buf, -2);
+        virBufferAddLit(buf, "</processor>\n");
     }
 }
 
@@ -991,34 +995,36 @@ virSysinfoMemoryFormat(virBufferPtr buf, virSysinfoDefPtr def)
             !memory->memory_part_number)
             continue;
 
-        virBufferAddLit(buf, "  <memory_device>\n");
-        virBufferEscapeString(buf, "    <entry name='size'>%s</entry>\n",
+        virBufferAddLit(buf, "<memory_device>\n");
+        virBufferAdjustIndent(buf, 2);
+        virBufferEscapeString(buf, "<entry name='size'>%s</entry>\n",
                               memory->memory_size);
         virBufferEscapeString(buf,
-                              "    <entry name='form_factor'>%s</entry>\n",
+                              "<entry name='form_factor'>%s</entry>\n",
                               memory->memory_form_factor);
-        virBufferEscapeString(buf, "    <entry name='locator'>%s</entry>\n",
+        virBufferEscapeString(buf, "<entry name='locator'>%s</entry>\n",
                               memory->memory_locator);
         virBufferEscapeString(buf,
-                              "    <entry name='bank_locator'>%s</entry>\n",
+                              "<entry name='bank_locator'>%s</entry>\n",
                               memory->memory_bank_locator);
-        virBufferEscapeString(buf, "    <entry name='type'>%s</entry>\n",
+        virBufferEscapeString(buf, "<entry name='type'>%s</entry>\n",
                               memory->memory_type);
         virBufferEscapeString(buf,
-                              "    <entry name='type_detail'>%s</entry>\n",
+                              "<entry name='type_detail'>%s</entry>\n",
                               memory->memory_type_detail);
-        virBufferEscapeString(buf, "    <entry name='speed'>%s</entry>\n",
+        virBufferEscapeString(buf, "<entry name='speed'>%s</entry>\n",
                               memory->memory_speed);
         virBufferEscapeString(buf,
-                              "    <entry name='manufacturer'>%s</entry>\n",
+                              "<entry name='manufacturer'>%s</entry>\n",
                               memory->memory_manufacturer);
         virBufferEscapeString(buf,
-                              "    <entry name='serial_number'>%s</entry>\n",
+                              "<entry name='serial_number'>%s</entry>\n",
                               memory->memory_serial_number);
         virBufferEscapeString(buf,
-                              "    <entry name='part_number'>%s</entry>\n",
+                              "<entry name='part_number'>%s</entry>\n",
                               memory->memory_part_number);
-        virBufferAddLit(buf, "  </memory_device>\n");
+        virBufferAdjustIndent(buf, -2);
+        virBufferAddLit(buf, "</memory_device>\n");
     }
 }
 
@@ -1043,12 +1049,14 @@ virSysinfoFormat(virBufferPtr buf, virSysinfoDefPtr def)
     }
 
     virBufferAsprintf(buf, "<sysinfo type='%s'>\n", type);
+    virBufferAdjustIndent(buf, 2);
 
     virSysinfoBIOSFormat(buf, def);
     virSysinfoSystemFormat(buf, def);
     virSysinfoProcessorFormat(buf, def);
     virSysinfoMemoryFormat(buf, def);
 
+    virBufferAdjustIndent(buf, -2);
     virBufferAddLit(buf, "</sysinfo>\n");
 
     if (virBufferError(buf)) {