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The C and C++ Include Header Files

cat -n /usr/include/nodejs/src/node_i18n.h

     1	// Copyright Joyent, Inc. and other Node contributors.
     2	//
     3	// Permission is hereby granted, free of charge, to any person obtaining a
     4	// copy of this software and associated documentation files (the
     5	// "Software"), to deal in the Software without restriction, including
     6	// without limitation the rights to use, copy, modify, merge, publish,
     7	// distribute, sublicense, and/or sell copies of the Software, and to permit
     8	// persons to whom the Software is furnished to do so, subject to the
     9	// following conditions:
    10	//
    11	// The above copyright notice and this permission notice shall be included
    12	// in all copies or substantial portions of the Software.
    13	//
    14	// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
    15	// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
    16	// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
    17	// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
    18	// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
    19	// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
    20	// USE OR OTHER DEALINGS IN THE SOFTWARE.
    21	
    22	#ifndef SRC_NODE_I18N_H_
    23	#define SRC_NODE_I18N_H_
    24	
    25	#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
    26	
    27	#if defined(NODE_HAVE_I18N_SUPPORT)
    28	
    29	#include "base_object.h"
    30	#include "env.h"
    31	#include "util.h"
    32	#include "v8.h"
    33	
    34	#include <unicode/ucnv.h>
    35	
    36	#include <string>
    37	
    38	namespace node {
    39	namespace i18n {
    40	
    41	bool InitializeICUDirectory(const std::string& path, std::string* error);
    42	
    43	void SetDefaultTimeZone(const char* tzid);
    44	
    45	enum class idna_mode {
    46	  // Default mode for maximum compatibility.
    47	  kDefault,
    48	  // Ignore all errors in IDNA conversion, if possible.
    49	  kLenient,
    50	  // Enforce STD3 rules (UseSTD3ASCIIRules) and DNS length restrictions
    51	  // (VerifyDnsLength). Corresponds to `beStrict` flag in the "domain to ASCII"
    52	  // algorithm.
    53	  kStrict
    54	};
    55	
    56	struct ConverterDeleter {
    57	  void operator()(UConverter* pointer) const { ucnv_close(pointer); }
    58	};
    59	using ConverterPointer = std::unique_ptr<UConverter, ConverterDeleter>;
    60	
    61	class Converter {
    62	 public:
    63	  explicit Converter(const char* name, const char* sub = nullptr);
    64	  explicit Converter(UConverter* converter, const char* sub = nullptr);
    65	
    66	  UConverter* conv() const { return conv_.get(); }
    67	
    68	  size_t max_char_size() const;
    69	  size_t min_char_size() const;
    70	  void reset();
    71	  void set_subst_chars(const char* sub = nullptr);
    72	
    73	 private:
    74	  ConverterPointer conv_;
    75	};
    76	
    77	class ConverterObject : public BaseObject, Converter {
    78	 public:
    79	  enum ConverterFlags {
    80	    CONVERTER_FLAGS_FLUSH      = 0x1,
    81	    CONVERTER_FLAGS_FATAL      = 0x2,
    82	    CONVERTER_FLAGS_IGNORE_BOM = 0x4,
    83	    CONVERTER_FLAGS_UNICODE    = 0x8,
    84	    CONVERTER_FLAGS_BOM_SEEN   = 0x10,
    85	  };
    86	
    87	  static void Create(const v8::FunctionCallbackInfo<v8::Value>& args);
    88	  static void Decode(const v8::FunctionCallbackInfo<v8::Value>& args);
    89	  static void Has(const v8::FunctionCallbackInfo<v8::Value>& args);
    90	
    91	  SET_NO_MEMORY_INFO()
    92	  SET_MEMORY_INFO_NAME(ConverterObject)
    93	  SET_SELF_SIZE(ConverterObject)
    94	
    95	 protected:
    96	  ConverterObject(Environment* env,
    97	                  v8::Local<v8::Object> wrap,
    98	                  UConverter* converter,
    99	                  int flags,
   100	                  const char* sub = nullptr);
   101	
   102	  void set_bom_seen(bool seen) {
   103	    if (seen)
   104	      flags_ |= CONVERTER_FLAGS_BOM_SEEN;
   105	    else
   106	      flags_ &= ~CONVERTER_FLAGS_BOM_SEEN;
   107	  }
   108	
   109	  bool bom_seen() const {
   110	    return (flags_ & CONVERTER_FLAGS_BOM_SEEN) == CONVERTER_FLAGS_BOM_SEEN;
   111	  }
   112	
   113	  bool unicode() const {
   114	    return (flags_ & CONVERTER_FLAGS_UNICODE) == CONVERTER_FLAGS_UNICODE;
   115	  }
   116	
   117	  bool ignore_bom() const {
   118	    return (flags_ & CONVERTER_FLAGS_IGNORE_BOM) == CONVERTER_FLAGS_IGNORE_BOM;
   119	  }
   120	
   121	 private:
   122	  int flags_ = 0;
   123	};
   124	
   125	}  // namespace i18n
   126	}  // namespace node
   127	
   128	#endif  // NODE_HAVE_I18N_SUPPORT
   129	
   130	#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
   131	
   132	#endif  // SRC_NODE_I18N_H_