Index: gecko-sdk/include/nsIOutputStream.h |
=================================================================== |
--- gecko-sdk/include/nsIOutputStream.h (revision 0) |
+++ gecko-sdk/include/nsIOutputStream.h (revision 0) |
@@ -0,0 +1,253 @@ |
+/* |
+ * DO NOT EDIT. THIS FILE IS GENERATED FROM c:/builds/tinderbox/XR-Mozilla1.8.0-Release/WINNT_5.2_Depend/mozilla/xpcom/io/nsIOutputStream.idl |
+ */ |
+ |
+#ifndef __gen_nsIOutputStream_h__ |
+#define __gen_nsIOutputStream_h__ |
+ |
+ |
+#ifndef __gen_nsISupports_h__ |
+#include "nsISupports.h" |
+#endif |
+ |
+/* For IDL files that don't want to include root IDL files. */ |
+#ifndef NS_NO_VTABLE |
+#define NS_NO_VTABLE |
+#endif |
+class nsIOutputStream; /* forward declaration */ |
+ |
+class nsIInputStream; /* forward declaration */ |
+ |
+/** |
+ * The signature for the reader function passed to WriteSegments. This |
+ * is the "provider" of data that gets written into the stream's buffer. |
+ * |
+ * @param aOutStream stream being written to |
+ * @param aClosure opaque parameter passed to WriteSegments |
+ * @param aToSegment pointer to memory owned by the output stream |
+ * @param aFromOffset amount already written (since WriteSegments was called) |
+ * @param aCount length of toSegment |
+ * @param aReadCount number of bytes written |
+ * |
+ * Implementers should return the following: |
+ * |
+ * @return NS_OK and (*aReadCount > 0) if successfully provided some data |
+ * @return NS_OK and (*aReadCount = 0) or |
+ * @return <any-error> if not interested in providing any data |
+ * |
+ * Errors are never passed to the caller of WriteSegments. |
+ * |
+ * @status FROZEN |
+ */ |
+typedef NS_CALLBACK(nsReadSegmentFun)(nsIOutputStream *aOutStream, |
+ void *aClosure, |
+ char *aToSegment, |
+ PRUint32 aFromOffset, |
+ PRUint32 aCount, |
+ PRUint32 *aReadCount); |
+ |
+/* starting interface: nsIOutputStream */ |
+#define NS_IOUTPUTSTREAM_IID_STR "0d0acd2a-61b4-11d4-9877-00c04fa0cf4a" |
+ |
+#define NS_IOUTPUTSTREAM_IID \ |
+ {0x0d0acd2a, 0x61b4, 0x11d4, \ |
+ { 0x98, 0x77, 0x00, 0xc0, 0x4f, 0xa0, 0xcf, 0x4a }} |
+ |
+class NS_NO_VTABLE nsIOutputStream : public nsISupports { |
+ public: |
+ |
+ NS_DEFINE_STATIC_IID_ACCESSOR(NS_IOUTPUTSTREAM_IID) |
+ |
+ /** |
+ * nsIOutputStream |
+ * |
+ * @status FROZEN |
+ */ |
+/** |
+ * Close the stream. Forces the output stream to flush any buffered data. |
+ * |
+ * @throws NS_BASE_STREAM_WOULD_BLOCK if unable to flush without blocking |
+ * the calling thread (non-blocking mode only) |
+ */ |
+ /* void close (); */ |
+ NS_IMETHOD Close(void) = 0; |
+ |
+ /** |
+ * Flush the stream. |
+ * |
+ * @throws NS_BASE_STREAM_WOULD_BLOCK if unable to flush without blocking |
+ * the calling thread (non-blocking mode only) |
+ */ |
+ /* void flush (); */ |
+ NS_IMETHOD Flush(void) = 0; |
+ |
+ /** |
+ * Write data into the stream. |
+ * |
+ * @param aBuf the buffer containing the data to be written |
+ * @param aCount the maximum number of bytes to be written |
+ * |
+ * @return number of bytes written (may be less than aCount) |
+ * |
+ * @throws NS_BASE_STREAM_WOULD_BLOCK if writing to the output stream would |
+ * block the calling thread (non-blocking mode only) |
+ * @throws <other-error> on failure |
+ */ |
+ /* unsigned long write (in string aBuf, in unsigned long aCount); */ |
+ NS_IMETHOD Write(const char *aBuf, PRUint32 aCount, PRUint32 *_retval) = 0; |
+ |
+ /** |
+ * Writes data into the stream from an input stream. |
+ * |
+ * @param aFromStream the stream containing the data to be written |
+ * @param aCount the maximum number of bytes to be written |
+ * |
+ * @return number of bytes written (may be less than aCount) |
+ * |
+ * @throws NS_BASE_STREAM_WOULD_BLOCK if writing to the output stream would |
+ * block the calling thread (non-blocking mode only) |
+ * @throws <other-error> on failure |
+ * |
+ * NOTE: This method is defined by this interface in order to allow the |
+ * output stream to efficiently copy the data from the input stream into |
+ * its internal buffer (if any). If this method was provided as an external |
+ * facility, a separate char* buffer would need to be used in order to call |
+ * the output stream's other Write method. |
+ */ |
+ /* unsigned long writeFrom (in nsIInputStream aFromStream, in unsigned long aCount); */ |
+ NS_IMETHOD WriteFrom(nsIInputStream *aFromStream, PRUint32 aCount, PRUint32 *_retval) = 0; |
+ |
+ /** |
+ * Low-level write method that has access to the stream's underlying buffer. |
+ * The reader function may be called multiple times for segmented buffers. |
+ * WriteSegments is expected to keep calling the reader until either there |
+ * is nothing left to write or the reader returns an error. WriteSegments |
+ * should not call the reader with zero bytes to provide. |
+ * |
+ * @param aReader the "provider" of the data to be written |
+ * @param aClosure opaque parameter passed to reader |
+ * @param aCount the maximum number of bytes to be written |
+ * |
+ * @return number of bytes written (may be less than aCount) |
+ * |
+ * @throws NS_BASE_STREAM_WOULD_BLOCK if writing to the output stream would |
+ * block the calling thread (non-blocking mode only) |
+ * @throws <other-error> on failure |
+ * |
+ * NOTE: this function may be unimplemented if a stream has no underlying |
+ * buffer (e.g., socket output stream). |
+ */ |
+ /* [noscript] unsigned long writeSegments (in nsReadSegmentFun aReader, in voidPtr aClosure, in unsigned long aCount); */ |
+ NS_IMETHOD WriteSegments(nsReadSegmentFun aReader, void * aClosure, PRUint32 aCount, PRUint32 *_retval) = 0; |
+ |
+ /** |
+ * @return true if stream is non-blocking |
+ * |
+ * NOTE: writing to a blocking output stream will block the calling thread |
+ * until all given data can be consumed by the stream. |
+ */ |
+ /* boolean isNonBlocking (); */ |
+ NS_IMETHOD IsNonBlocking(PRBool *_retval) = 0; |
+ |
+}; |
+ |
+/* Use this macro when declaring classes that implement this interface. */ |
+#define NS_DECL_NSIOUTPUTSTREAM \ |
+ NS_IMETHOD Close(void); \ |
+ NS_IMETHOD Flush(void); \ |
+ NS_IMETHOD Write(const char *aBuf, PRUint32 aCount, PRUint32 *_retval); \ |
+ NS_IMETHOD WriteFrom(nsIInputStream *aFromStream, PRUint32 aCount, PRUint32 *_retval); \ |
+ NS_IMETHOD WriteSegments(nsReadSegmentFun aReader, void * aClosure, PRUint32 aCount, PRUint32 *_retval); \ |
+ NS_IMETHOD IsNonBlocking(PRBool *_retval); |
+ |
+/* Use this macro to declare functions that forward the behavior of this interface to another object. */ |
+#define NS_FORWARD_NSIOUTPUTSTREAM(_to) \ |
+ NS_IMETHOD Close(void) { return _to Close(); } \ |
+ NS_IMETHOD Flush(void) { return _to Flush(); } \ |
+ NS_IMETHOD Write(const char *aBuf, PRUint32 aCount, PRUint32 *_retval) { return _to Write(aBuf, aCount, _retval); } \ |
+ NS_IMETHOD WriteFrom(nsIInputStream *aFromStream, PRUint32 aCount, PRUint32 *_retval) { return _to WriteFrom(aFromStream, aCount, _retval); } \ |
+ NS_IMETHOD WriteSegments(nsReadSegmentFun aReader, void * aClosure, PRUint32 aCount, PRUint32 *_retval) { return _to WriteSegments(aReader, aClosure, aCount, _retval); } \ |
+ NS_IMETHOD IsNonBlocking(PRBool *_retval) { return _to IsNonBlocking(_retval); } |
+ |
+/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */ |
+#define NS_FORWARD_SAFE_NSIOUTPUTSTREAM(_to) \ |
+ NS_IMETHOD Close(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Close(); } \ |
+ NS_IMETHOD Flush(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Flush(); } \ |
+ NS_IMETHOD Write(const char *aBuf, PRUint32 aCount, PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->Write(aBuf, aCount, _retval); } \ |
+ NS_IMETHOD WriteFrom(nsIInputStream *aFromStream, PRUint32 aCount, PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->WriteFrom(aFromStream, aCount, _retval); } \ |
+ NS_IMETHOD WriteSegments(nsReadSegmentFun aReader, void * aClosure, PRUint32 aCount, PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->WriteSegments(aReader, aClosure, aCount, _retval); } \ |
+ NS_IMETHOD IsNonBlocking(PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->IsNonBlocking(_retval); } |
+ |
+#if 0 |
+/* Use the code below as a template for the implementation class for this interface. */ |
+ |
+/* Header file */ |
+class nsOutputStream : public nsIOutputStream |
+{ |
+public: |
+ NS_DECL_ISUPPORTS |
+ NS_DECL_NSIOUTPUTSTREAM |
+ |
+ nsOutputStream(); |
+ |
+private: |
+ ~nsOutputStream(); |
+ |
+protected: |
+ /* additional members */ |
+}; |
+ |
+/* Implementation file */ |
+NS_IMPL_ISUPPORTS1(nsOutputStream, nsIOutputStream) |
+ |
+nsOutputStream::nsOutputStream() |
+{ |
+ /* member initializers and constructor code */ |
+} |
+ |
+nsOutputStream::~nsOutputStream() |
+{ |
+ /* destructor code */ |
+} |
+ |
+/* void close (); */ |
+NS_IMETHODIMP nsOutputStream::Close() |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* void flush (); */ |
+NS_IMETHODIMP nsOutputStream::Flush() |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* unsigned long write (in string aBuf, in unsigned long aCount); */ |
+NS_IMETHODIMP nsOutputStream::Write(const char *aBuf, PRUint32 aCount, PRUint32 *_retval) |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* unsigned long writeFrom (in nsIInputStream aFromStream, in unsigned long aCount); */ |
+NS_IMETHODIMP nsOutputStream::WriteFrom(nsIInputStream *aFromStream, PRUint32 aCount, PRUint32 *_retval) |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* [noscript] unsigned long writeSegments (in nsReadSegmentFun aReader, in voidPtr aClosure, in unsigned long aCount); */ |
+NS_IMETHODIMP nsOutputStream::WriteSegments(nsReadSegmentFun aReader, void * aClosure, PRUint32 aCount, PRUint32 *_retval) |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* boolean isNonBlocking (); */ |
+NS_IMETHODIMP nsOutputStream::IsNonBlocking(PRBool *_retval) |
+{ |
+ return NS_ERROR_NOT_IMPLEMENTED; |
+} |
+ |
+/* End of implementation class template. */ |
+#endif |
+ |
+ |
+#endif /* __gen_nsIOutputStream_h__ */ |
Property changes on: gecko-sdk\include\nsIOutputStream.h |
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Added: svn:eol-style |
+ LF |