// Copyright 2009 Ryan Dahl 
#ifndef SRC_NODE_H_
#define SRC_NODE_H_

#include 
#include 
#include 
#include  /* struct stat */
#include 

#include 

namespace node {

#define NODE_PSYMBOL(s) Persistent::New(String::NewSymbol(s))

/* Converts a unixtime to V8 Date */
#define NODE_UNIXTIME_V8(t) v8::Date::New(1000*static_cast(t))
#define NODE_V8_UNIXTIME(v) (static_cast((v)->IntegerValue())/1000.0);

#define NODE_DEFINE_CONSTANT(target, constant)                            \
  (target)->Set(v8::String::NewSymbol(#constant),                         \
                v8::Integer::New(constant))

#define NODE_SET_METHOD(obj, name, callback)                              \
  obj->Set(v8::String::NewSymbol(name),                                   \
           v8::FunctionTemplate::New(callback)->GetFunction())

#define NODE_SET_PROTOTYPE_METHOD(templ, name, callback)                  \
do {                                                                      \
  v8::Local __callback##_SIG = v8::Signature::New(templ);  \
  v8::Local __callback##_TEM =                      \
    FunctionTemplate::New(callback, v8::Handle(),              \
                          __callback##_SIG);                              \
  templ->PrototypeTemplate()->Set(v8::String::NewSymbol(name),            \
                                  __callback##_TEM);                      \
} while (0)

enum encoding {ASCII, UTF8, BINARY};
enum encoding ParseEncoding(v8::Handle encoding_v,
                            enum encoding _default = BINARY);
void FatalException(v8::TryCatch &try_catch);

v8::Local Encode(const void *buf, size_t len,
                            enum encoding encoding = BINARY);

// Returns -1 if the handle was not valid for decoding
ssize_t DecodeBytes(v8::Handle,
                    enum encoding encoding = BINARY);

// returns bytes written.
ssize_t DecodeWrite(char *buf,
                    size_t buflen,
                    v8::Handle,
                    enum encoding encoding = BINARY);

v8::Local BuildStatsObject(struct stat * s);


static inline v8::Persistent* cb_persist(
    const v8::Local &v) {
  v8::Persistent *fn = new v8::Persistent();
  *fn = v8::Persistent::New(v8::Local::Cast(v));
  return fn;
}

static inline v8::Persistent* cb_unwrap(void *data) {
  v8::Persistent *cb =
    reinterpret_cast(data);
  assert((*cb)->IsFunction());
  return cb;
}

static inline void cb_destroy(v8::Persistent * cb) {
  cb->Dispose();
  delete cb;
}

v8::Local ErrnoException(int errorno,
                                    const char *syscall = NULL,
                                    const char *msg = "",
                                    const char *path = NULL);

const char *signo_string(int errorno);
}  // namespace node
#endif  // SRC_NODE_H_