[libvirt] [PATCH v3 4/8] conf: Introduce virDomainGraphicsDefHasOpenGL helper
A simple helper which will loop through all the graphics elements and
checks whether at least one of them enables OpenGL support, either by
containing <gl enable='yes'/> or being of type 'egl-headless'.
Signed-off-by: Erik Skultety <eskultet(a)redhat.com>
Acked-by: Michal Privoznik <mprivozn(a)redhat.com>
---
src/conf/domain_conf.c | 43 +++++++++++++++++++++++++++++++++++++++++++
src/conf/domain_conf.h | 3 +++
src/libvirt_private.syms | 1 +
3 files changed, 47 insertions(+)
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 89c6556026..187a8b36a0 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -30274,3 +30274,46 @@ virDomainDefHasManagedPR(const virDomainDef *def)
return false;
}
+
+
+/**
+ * virDomainGraphicsDefHasOpenGL:
+ * @def: domain definition
+ *
+ * Returns true if a domain config contains at least one <graphics> element
+ * with OpenGL support enabled, false otherwise.
+ */
+bool
+virDomainGraphicsDefHasOpenGL(const virDomainDef *def)
+{
+ size_t i;
+
+ for (i = 0; i < def->ngraphics; i++) {
+ virDomainGraphicsDefPtr graphics = def->graphics[i];
+
+ /* we only care about OpenGL support for a given type here */
+ switch (graphics->type) {
+ case VIR_DOMAIN_GRAPHICS_TYPE_VNC:
+ case VIR_DOMAIN_GRAPHICS_TYPE_RDP:
+ case VIR_DOMAIN_GRAPHICS_TYPE_DESKTOP:
+ continue;
+ case VIR_DOMAIN_GRAPHICS_TYPE_SDL:
+ if (graphics->data.sdl.gl == VIR_TRISTATE_BOOL_YES)
+ return true;
+
+ continue;
+ case VIR_DOMAIN_GRAPHICS_TYPE_SPICE:
+ if (graphics->data.spice.gl == VIR_TRISTATE_BOOL_YES)
+ return true;
+
+ continue;
+ case VIR_DOMAIN_GRAPHICS_TYPE_EGL_HEADLESS:
+ return true;
+
+ case VIR_DOMAIN_GRAPHICS_TYPE_LAST:
+ break;
+ }
+ }
+
+ return false;
+}
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 26f75b15d0..3deda1d978 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3642,4 +3642,7 @@ virDomainDiskGetDetectZeroesMode(virDomainDiskDiscard discard,
bool
virDomainDefHasManagedPR(const virDomainDef *def);
+bool
+virDomainGraphicsDefHasOpenGL(const virDomainDef *def);
+
#endif /* __DOMAIN_CONF_H */
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index e688981c3e..9f460d7740 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -359,6 +359,7 @@ virDomainGetFilesystemForTarget;
virDomainGraphicsAuthConnectedTypeFromString;
virDomainGraphicsAuthConnectedTypeToString;
virDomainGraphicsDefFree;
+virDomainGraphicsDefHasOpenGL;
virDomainGraphicsGetListen;
virDomainGraphicsListenAppendAddress;
virDomainGraphicsListenAppendSocket;
--
2.14.4