1 /* 2 * Copyright 2010, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_REFLECT_UTILS_H_ // NOLINT 18 #define _FRAMEWORKS_COMPILE_SLANG_SLANG_REFLECT_UTILS_H_ 19 20 #include <string> 21 22 namespace slang { 23 24 // BitCode storage type 25 enum BitCodeStorageType { 26 BCST_APK_RESOURCE, 27 BCST_JAVA_CODE, 28 BCST_CPP_CODE 29 }; 30 31 class RSSlangReflectUtils { 32 public: 33 // Encode a binary bitcode file into a Java source file. 34 // rsFileName: the original .rs file name (with or without path). 35 // bcFileName: where is the bit code file 36 // reflectPath: where to output the generated Java file, no package name in 37 // it. 38 // packageName: the package of the output Java file. 39 struct BitCodeAccessorContext { 40 const char *rsFileName; 41 const char *bcFileName; 42 const char *reflectPath; 43 const char *packageName; 44 45 BitCodeStorageType bcStorage; 46 }; 47 48 // Return the stem of the file name, i.e., remove the dir and the extension. 49 // Eg, foo.ext -> foo 50 // foo.bar.ext -> foo.bar 51 // ./path/foo.ext -> foo 52 static std::string GetFileNameStem(const char* fileName); 53 54 // Compuate a Java source file path from a given prefixPath and its package. 55 // Eg, given prefixPath=./foo/bar and packageName=com.x.y, then it returns 56 // ./foo/bar/com/x/y 57 static std::string ComputePackagedPath(const char *prefixPath, 58 const char *packageName); 59 60 // Compute Java class name from a .rs file name. 61 // Any non-alnum, non-underscore characters will be discarded. 62 // E.g. with rsFileName=./foo/bar/my-Renderscript_file.rs it returns 63 // "myRenderscript_file". 64 // rsFileName: the input .rs file name (with or without path). 65 static std::string JavaClassNameFromRSFileName(const char *rsFileName); 66 67 // Compute a bitcode file name (no extension) from a .rs file name. 68 // Because the bitcode file name may be used as Resource ID in the generated 69 // class (something like R.raw.<bitcode_filename>), Any non-alnum, 70 // non-underscore character will be discarded. 71 // The difference from JavaClassNameFromRSFileName() is that the result is 72 // converted to lowercase. 73 // E.g. with rsFileName=./foo/bar/my-Renderscript_file.rs it returns 74 // "myrenderscript_file" 75 // rsFileName: the input .rs file name (with or without path). 76 static std::string BCFileNameFromRSFileName(const char *rsFileName); 77 78 // Generate the bit code accessor Java source file. 79 static bool GenerateBitCodeAccessor(const BitCodeAccessorContext &context); 80 }; 81 } // namespace slang 82 83 #endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_REFLECT_UTILS_H_ NOLINT 84