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constant_set.go
55 lines (45 loc) · 1.49 KB
/
constant_set.go
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// Copyright (C) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package resolve
import (
"context"
"fmt"
"github.com/google/gapid/gapis/api"
"github.com/google/gapid/gapis/service"
"github.com/google/gapid/gapis/service/path"
)
// ConstantSet resolves and returns the constant set from the path p.
func ConstantSet(ctx context.Context, p *path.ConstantSet, r *path.ResolveConfig) (*service.ConstantSet, error) {
apiID := api.ID(p.API.ID.ID())
api := api.Find(apiID)
if api == nil {
return nil, fmt.Errorf("Unknown API: %v", apiID)
}
cs := api.ConstantSets()
if count := int32(len(cs.Sets)); p.Index >= count {
return nil, errPathOOB(uint64(p.Index), "Index", 0, uint64(count)-1, p)
}
set := cs.Sets[p.Index]
out := &service.ConstantSet{
IsBitfield: set.IsBitfield,
Constants: make([]*service.Constant, len(set.Entries)),
}
for i, e := range set.Entries {
out.Constants[i] = &service.Constant{
Name: cs.Symbols.Get(e),
Value: e.V,
}
}
return out, nil
}