Selim Gurun | 30d4e1f | 2013-08-15 12:46:15 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 Google Inc. All Rights Reserved. |
| 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 SFNTLY_CPP_SRC_SFNTLY_PORT_TYPE_H_ |
| 18 | #define SFNTLY_CPP_SRC_SFNTLY_PORT_TYPE_H_ |
| 19 | |
| 20 | #include <assert.h> |
| 21 | |
| 22 | #if defined (_MSC_VER) && (_MSC_VER < 1600) |
| 23 | typedef unsigned char uint8_t; |
| 24 | typedef signed char int8_t; |
| 25 | typedef unsigned __int16 uint16_t; |
| 26 | typedef signed __int16 int16_t; |
| 27 | typedef unsigned __int32 uint32_t; |
| 28 | typedef signed __int32 int32_t; |
| 29 | typedef unsigned __int64 uint64_t; |
| 30 | typedef signed __int64 int64_t; |
| 31 | // Definitions to avoid ICU redefinition issue |
| 32 | #define U_HAVE_INT8_T 1 |
| 33 | #define U_HAVE_UINT8_T 1 |
| 34 | #define U_HAVE_INT16_T 1 |
| 35 | #define U_HAVE_UINT16_T 1 |
| 36 | #define U_HAVE_INT32_T 1 |
| 37 | #define U_HAVE_UINT32_T 1 |
| 38 | #define U_HAVE_INT64_T 1 |
| 39 | #define U_HAVE_UINT64_T 1 |
| 40 | #else |
| 41 | #include <stdint.h> |
| 42 | #endif |
| 43 | |
Colin Cross | 13a8243 | 2017-04-07 10:50:33 -0700 | [diff] [blame] | 44 | #include <stddef.h> |
Selim Gurun | 30d4e1f | 2013-08-15 12:46:15 -0700 | [diff] [blame] | 45 | #include <vector> |
| 46 | #include <set> |
| 47 | |
| 48 | namespace sfntly { |
| 49 | |
| 50 | typedef uint8_t byte_t; |
| 51 | typedef uint16_t word_t; |
| 52 | typedef uint32_t dword_t; |
| 53 | typedef uint64_t qword_t; |
| 54 | |
| 55 | typedef std::vector<byte_t> ByteVector; |
| 56 | typedef std::vector<int32_t> IntegerList; |
| 57 | typedef std::set<int32_t> IntegerSet; |
| 58 | |
| 59 | // A macro to disallow the copy constructor and operator= functions. |
| 60 | // This should be used in the private: declarations for a class. |
| 61 | #define NO_COPY_AND_ASSIGN(TypeName) \ |
| 62 | TypeName(const TypeName&); \ |
| 63 | void operator=(const TypeName&) |
| 64 | |
| 65 | } // namespace sfntly |
| 66 | |
| 67 | // Make google3 happy since it prohibits RTTI. |
| 68 | template<typename To, typename From> |
| 69 | inline To implicit_cast(From const &f) { |
| 70 | return f; |
| 71 | } |
| 72 | |
| 73 | template<typename To, typename From> // use like this: down_cast<T*>(foo); |
| 74 | inline To down_cast(From* f) { // so we only accept pointers |
| 75 | // Ensures that To is a sub-type of From *. This test is here only |
| 76 | // for compile-time type checking, and has no overhead in an |
| 77 | // optimized build at run-time, as it will be optimized away |
| 78 | // completely. |
| 79 | #if defined (_MSC_VER) |
| 80 | #pragma warning(push) |
| 81 | #pragma warning(disable:4127) // disable "conditional expression is constant" |
| 82 | #endif |
| 83 | if (false) { |
| 84 | implicit_cast<From*, To>(0); |
| 85 | } |
| 86 | #if defined (_MSC_VER) |
| 87 | #pragma warning(pop) |
| 88 | #endif |
| 89 | |
| 90 | // The following code is the only place for RTTI. It is done so to allow |
| 91 | // additional type checking when SFNTLY_TYPE_VERIFICATION is defined. |
| 92 | #if defined (SFNTLY_TYPE_VERIFICATION) |
| 93 | assert(f == NULL || dynamic_cast<To>(f) != NULL); |
| 94 | #endif |
| 95 | return static_cast<To>(f); |
| 96 | } |
| 97 | |
| 98 | #if !defined(WIN32) |
| 99 | #define UNREFERENCED_PARAMETER(p) do { (void)p; } while (0) |
| 100 | #endif |
| 101 | |
| 102 | #endif // SFNTLY_CPP_SRC_SFNTLY_PORT_TYPE_H_ |