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authorRyan Dahl <ry@tinyclouds.org>2009-10-27 11:46:58 +0100
committerRyan Dahl <ry@tinyclouds.org>2009-10-27 11:46:58 +0100
commita5df0f6a65edda02aa70732de0321fae188d03ae (patch)
treea6454e54fa1ad81cbf41809d5a5886824c76f71f /src/node_file.h
parent2bac299aed28d3aa03a06f5588bb451be941069f (diff)
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Prefix all source files with node_
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1 files changed, 127 insertions, 0 deletions
diff --git a/src/node_file.h b/src/node_file.h
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+// Copyright 2009 Ryan Dahl <ry@tinyclouds.org>
+#ifndef SRC_FILE_H_
+#define SRC_FILE_H_
+
+#include <node.h>
+#include <node_events.h>
+#include <v8.h>
+
+namespace node {
+
+/* Are you missing your favorite POSIX function? It might be very easy to
+ * add a wrapper. Take a look in deps/libeio/eio.h at the list of wrapper
+ * functions. If your function is in that list, just follow the lead of
+ * EIOPromise::Open. You'll need to add two functions, one static function
+ * in EIOPromise, and one static function which interprets the javascript
+ * args in src/file.cc. Then just a reference to that function in
+ * File::Initialize() and you should be good to go.
+ * Don't forget to add a test to test/mjsunit.
+ */
+
+#define NODE_V8_METHOD_DECLARE(name) \
+ static v8::Handle<v8::Value> name(const v8::Arguments& args)
+
+class File {
+ public:
+ static void Initialize(v8::Handle<v8::Object> target);
+};
+
+class EIOPromise : public Promise {
+ public:
+ static EIOPromise* Create();
+ static v8::Persistent<v8::FunctionTemplate> constructor_template;
+ static v8::Handle<v8::Value> New(const v8::Arguments& args);
+
+ static v8::Handle<v8::Object> Open(const char *path, int flags, mode_t mode) {
+ EIOPromise *p = Create();
+ p->req_ = eio_open(path, flags, mode, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Close(int fd) {
+ EIOPromise *p = Create();
+ p->req_ = eio_close(fd, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Write(int fd,
+ void *buf,
+ size_t count,
+ off_t offset) {
+ EIOPromise *p = Create();
+ p->req_ = eio_write(fd, buf, count, offset, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Read(int fd,
+ size_t count,
+ off_t offset,
+ enum encoding encoding) {
+ EIOPromise *p = Create();
+ p->encoding_ = encoding;
+ // NOTE: 2nd param: NULL pointer tells eio to allocate it itself
+ p->req_ = eio_read(fd, NULL, count, offset, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Stat(const char *path) {
+ EIOPromise *p = Create();
+ p->req_ = eio_stat(path, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Rename(const char *path, const char *new_path) {
+ EIOPromise *p = Create();
+ p->req_ = eio_rename(path, new_path, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> Unlink(const char *path) {
+ EIOPromise *p = Create();
+ p->req_ = eio_unlink(path, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> RMDir(const char *path) {
+ EIOPromise *p = Create();
+ p->req_ = eio_rmdir(path, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> MKDir(const char *path, mode_t mode) {
+ EIOPromise *p = Create();
+ p->req_ = eio_mkdir(path, mode, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> ReadDir(const char *path) {
+ EIOPromise *p = Create();
+ // By using EIO_READDIR_DENTS (or other flags), more complex results can
+ // be had from eio_readdir. Doesn't seem that we need that though.
+ p->req_ = eio_readdir(path, 0, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ static v8::Handle<v8::Object> SendFile(int out_fd, int in_fd, off_t in_offset, size_t length) {
+ EIOPromise *p = Create();
+ p->req_ = eio_sendfile(out_fd, in_fd, in_offset, length, EIO_PRI_DEFAULT, After, p);
+ return p->handle_;
+ }
+
+ protected:
+
+ void Attach();
+ void Detach();
+
+ EIOPromise() : Promise() { }
+
+ private:
+
+ static int After(eio_req *req);
+
+ eio_req *req_;
+ enum encoding encoding_;
+};
+
+} // namespace node
+#endif // SRC_FILE_H_