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#include <xf86drm.h>
#include <xf86drmMode.h>
#include "kms++.h"
using namespace std;
namespace kms
{
struct PropertyPriv
{
drmModePropertyPtr drm_prop;
};
Property::Property(Card& card, uint32_t id)
: DrmObject(card, id, DRM_MODE_OBJECT_PROPERTY)
{
m_priv = new PropertyPriv();
m_priv->drm_prop = drmModeGetProperty(card.fd(), id);
m_name = m_priv->drm_prop->name;
PropertyType t;
drmModePropertyPtr p = m_priv->drm_prop;
if (drm_property_type_is(p, DRM_MODE_PROP_BITMASK))
t = PropertyType::Bitmask;
else if (drm_property_type_is(p, DRM_MODE_PROP_BLOB))
t = PropertyType::Blob;
else if (drm_property_type_is(p, DRM_MODE_PROP_ENUM))
t = PropertyType::Enum;
else if (drm_property_type_is(p, DRM_MODE_PROP_OBJECT))
t = PropertyType::Object;
else if (drm_property_type_is(p, DRM_MODE_PROP_RANGE))
t = PropertyType::Range;
else if (drm_property_type_is(p, DRM_MODE_PROP_SIGNED_RANGE))
t = PropertyType::SignedRange;
else
throw invalid_argument("Invalid property type");
m_type = t;
}
Property::~Property()
{
drmModeFreeProperty(m_priv->drm_prop);
delete m_priv;
}
const string& Property::name() const
{
return m_name;
}
bool Property::is_immutable() const
{
return m_priv->drm_prop->flags & DRM_MODE_PROP_IMMUTABLE;
}
bool Property::is_pending() const
{
return m_priv->drm_prop->flags & DRM_MODE_PROP_PENDING;
}
vector<uint64_t> Property::get_values() const
{
drmModePropertyPtr p = m_priv->drm_prop;
return vector<uint64_t>(p->values, p->values + p->count_values);
}
map<uint64_t, string> Property::get_enums() const
{
drmModePropertyPtr p = m_priv->drm_prop;
map<uint64_t, string> map;
for (int i = 0; i < p->count_enums; ++i)
map[p->enums[i].value] = string(p->enums[i].name);
return map;
}
vector<uint32_t> Property::get_blob_ids() const
{
drmModePropertyPtr p = m_priv->drm_prop;
return vector<uint32_t>(p->blob_ids, p->blob_ids + p->count_blobs);
}
const std::string Property::to_str(uint64_t val) const
{
drmModePropertyPtr p = m_priv->drm_prop;
string ret;
if (p->flags & DRM_MODE_PROP_ENUM) {
for (int i = 0; i < p->count_enums; i++) {
if (p->enums[i].value == val) {
ret += string("\"") + p->enums[i].name + "\"";
break;
}
}
ret += " (enum: " + to_string(val) + ")";
} else if (p->flags & DRM_MODE_PROP_RANGE) {
ret += to_string(val);
if (p->count_values == 2)
ret += " [" + to_string(p->values[0]) + "-" +
to_string(p->values[1]) + "]";
else
ret += " <broken range>";
} else if (p->flags & DRM_MODE_PROP_BLOB) {
ret += "Blob id: " + to_string(val);
auto blob = drmModeGetPropertyBlob(card().fd(), (uint32_t) val);
if (blob) {
ret += " length: " + to_string(blob->length);
drmModeFreePropertyBlob(blob);
}
} else {
ret += to_string(val);
}
if (p->flags & DRM_MODE_PROP_PENDING)
ret += " (pendig)";
if (p->flags & DRM_MODE_PROP_IMMUTABLE)
ret += " (immutable)";
return ret;
}
}
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