(op *Operation, cname *C.char, meta C.TF_AttrMetadata)
| 52 | } |
| 53 | |
| 54 | func listAttribute(op *Operation, cname *C.char, meta C.TF_AttrMetadata) (interface{}, error) { |
| 55 | status := newStatus() |
| 56 | |
| 57 | switch meta._type { |
| 58 | case C.TF_ATTR_STRING: |
| 59 | if meta.list_size == 0 { |
| 60 | return []string(nil), nil |
| 61 | } |
| 62 | values := make([]unsafe.Pointer, meta.list_size) |
| 63 | lengths := make([]C.size_t, meta.list_size) |
| 64 | // Add one element in case total_size is zero. |
| 65 | storage := make([]C.char, meta.total_size+1) |
| 66 | C.TF_OperationGetAttrStringList(op.c, cname, &values[0], &lengths[0], C.int(meta.list_size), unsafe.Pointer(&storage[0]), C.size_t(meta.total_size), status.c) |
| 67 | if err := status.Err(); err != nil { |
| 68 | return nil, err |
| 69 | } |
| 70 | list := make([]string, meta.list_size) |
| 71 | for i, val := range values { |
| 72 | length := lengths[i] |
| 73 | list[i] = C.GoStringN((*C.char)(val), C.int(length)) |
| 74 | } |
| 75 | return list, nil |
| 76 | |
| 77 | case C.TF_ATTR_INT: |
| 78 | if meta.list_size == 0 { |
| 79 | return []int64(nil), nil |
| 80 | } |
| 81 | list := make([]C.int64_t, meta.list_size) |
| 82 | C.TF_OperationGetAttrIntList(op.c, cname, &list[0], C.int(meta.list_size), status.c) |
| 83 | if err := status.Err(); err != nil { |
| 84 | return nil, err |
| 85 | } |
| 86 | vals := make([]int64, meta.list_size) |
| 87 | for i, val := range list { |
| 88 | vals[i] = int64(val) |
| 89 | } |
| 90 | return vals, nil |
| 91 | |
| 92 | case C.TF_ATTR_FLOAT: |
| 93 | if meta.list_size == 0 { |
| 94 | return []float32(nil), nil |
| 95 | } |
| 96 | list := make([]C.float, meta.list_size) |
| 97 | C.TF_OperationGetAttrFloatList(op.c, cname, &list[0], C.int(meta.list_size), status.c) |
| 98 | if err := status.Err(); err != nil { |
| 99 | return nil, err |
| 100 | } |
| 101 | vals := make([]float32, meta.list_size) |
| 102 | for i, val := range list { |
| 103 | vals[i] = float32(val) |
| 104 | } |
| 105 | return vals, nil |
| 106 | |
| 107 | case C.TF_ATTR_BOOL: |
| 108 | if meta.list_size == 0 { |
| 109 | return []bool(nil), nil |
| 110 | } |
| 111 | list := make([]C.uchar, meta.list_size) |
no test coverage detected