Version 1.8 of gecko-sdk. Downloaded from here:...

gecko-sdk/include/nsIInputStream.h

Index: gecko-sdk/include/nsIInputStream.h
===================================================================
--- gecko-sdk/include/nsIInputStream.h	(revision 0)
+++ gecko-sdk/include/nsIInputStream.h	(revision 0)
@@ -0,0 +1,215 @@
+/*
+ * DO NOT EDIT.  THIS FILE IS GENERATED FROM c:/builds/tinderbox/XR-Mozilla1.8.0-Release/WINNT_5.2_Depend/mozilla/xpcom/io/nsIInputStream.idl
+ */
+
+#ifndef __gen_nsIInputStream_h__
+#define __gen_nsIInputStream_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 nsIInputStream; /* forward declaration */
+
+/**
+ * The signature of the writer function passed to ReadSegments. This
+ * is the "consumer" of data that gets read from the stream's buffer.
+ *
+ * @param aInStream stream being read
+ * @param aClosure opaque parameter passed to ReadSegments
+ * @param aFromSegment pointer to memory owned by the input stream
+ * @param aToOffset amount already read (since ReadSegments was called)
+ * @param aCount length of fromSegment
+ * @param aWriteCount number of bytes read
+ *
+ * Implementers should return the following:
+ *
+ * @return NS_OK and (*aWriteCount > 0) if consumed some data
+ * @return <any-error> if not interested in consuming any data
+ *
+ * Errors are never passed to the caller of ReadSegments.
+ *
+ * NOTE: returning NS_OK and (*aWriteCount = 0) has undefined behavior.
+ *
+ * @status FROZEN
+ */
+typedef NS_CALLBACK(nsWriteSegmentFun)(nsIInputStream *aInStream,
+                                       void *aClosure,
+                                       const char *aFromSegment,
+                                       PRUint32 aToOffset,
+                                       PRUint32 aCount,
+                                       PRUint32 *aWriteCount);
+
+/* starting interface:    nsIInputStream */
+#define NS_IINPUTSTREAM_IID_STR "fa9c7f6c-61b3-11d4-9877-00c04fa0cf4a"
+
+#define NS_IINPUTSTREAM_IID \
+  {0xfa9c7f6c, 0x61b3, 0x11d4, \
+    { 0x98, 0x77, 0x00, 0xc0, 0x4f, 0xa0, 0xcf, 0x4a }}
+
+class NS_NO_VTABLE nsIInputStream : public nsISupports {
+ public: 
+
+  NS_DEFINE_STATIC_IID_ACCESSOR(NS_IINPUTSTREAM_IID)
+
+  /**
+ * nsIInputStream
+ *
+ * @status FROZEN
+ */
+/** 
+     * Close the stream.
+     */
+  /* void close (); */
+  NS_IMETHOD Close(void) = 0;
+
+  /**
+     * @return number of bytes currently available in the stream
+     */
+  /* unsigned long available (); */
+  NS_IMETHOD Available(PRUint32 *_retval) = 0;
+
+  /** 
+     * Read data from the stream.
+     *
+     * @param aBuf the buffer into which the data is to be read
+     * @param aCount the maximum number of bytes to be read
+     *
+     * @return number of bytes read (may be less than aCount).
+     * @return 0 if reached end of file
+     *
+     * @throws NS_BASE_STREAM_WOULD_BLOCK if reading from the input stream would
+     *   block the calling thread (non-blocking mode only)
+     * @throws <other-error> on failure
+     */
+  /* [noscript] unsigned long read (in charPtr aBuf, in unsigned long aCount); */
+  NS_IMETHOD Read(char * aBuf, PRUint32 aCount, PRUint32 *_retval) = 0;
+
+  /**
+     * Low-level read method that has access to the stream's underlying buffer.
+     * The writer function may be called multiple times for segmented buffers.
+     * ReadSegments is expected to keep calling the writer until either there is
+     * nothing left to read or the writer returns an error.  ReadSegments should
+     * not call the writer with zero bytes to consume.
+     *
+     * @param aWriter the "consumer" of the data to be read
+     * @param aClosure opaque parameter passed to writer 
+     * @param aCount the maximum number of bytes to be read
+     *
+     * @return number of bytes read (may be less than aCount)
+     * @return 0 if reached end of file (or if aWriter refused to consume data)
+     *
+     * @throws NS_BASE_STREAM_WOULD_BLOCK if reading from the input 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 input stream).
+     */
+  /* [noscript] unsigned long readSegments (in nsWriteSegmentFun aWriter, in voidPtr aClosure, in unsigned long aCount); */
+  NS_IMETHOD ReadSegments(nsWriteSegmentFun aWriter, void * aClosure, PRUint32 aCount, PRUint32 *_retval) = 0;
+
+  /**
+     * @return true if stream is non-blocking
+     */
+  /* boolean isNonBlocking (); */
+  NS_IMETHOD IsNonBlocking(PRBool *_retval) = 0;
+
+};
+
+/* Use this macro when declaring classes that implement this interface. */
+#define NS_DECL_NSIINPUTSTREAM \
+  NS_IMETHOD Close(void); \
+  NS_IMETHOD Available(PRUint32 *_retval); \
+  NS_IMETHOD Read(char * aBuf, PRUint32 aCount, PRUint32 *_retval); \
+  NS_IMETHOD ReadSegments(nsWriteSegmentFun aWriter, 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_NSIINPUTSTREAM(_to) \
+  NS_IMETHOD Close(void) { return _to Close(); } \
+  NS_IMETHOD Available(PRUint32 *_retval) { return _to Available(_retval); } \
+  NS_IMETHOD Read(char * aBuf, PRUint32 aCount, PRUint32 *_retval) { return _to Read(aBuf, aCount, _retval); } \
+  NS_IMETHOD ReadSegments(nsWriteSegmentFun aWriter, void * aClosure, PRUint32 aCount, PRUint32 *_retval) { return _to ReadSegments(aWriter, 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_NSIINPUTSTREAM(_to) \
+  NS_IMETHOD Close(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Close(); } \
+  NS_IMETHOD Available(PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->Available(_retval); } \
+  NS_IMETHOD Read(char * aBuf, PRUint32 aCount, PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->Read(aBuf, aCount, _retval); } \
+  NS_IMETHOD ReadSegments(nsWriteSegmentFun aWriter, void * aClosure, PRUint32 aCount, PRUint32 *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->ReadSegments(aWriter, 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 nsInputStream : public nsIInputStream
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIINPUTSTREAM
+
+  nsInputStream();
+
+private:
+  ~nsInputStream();
+
+protected:
+  /* additional members */
+};
+
+/* Implementation file */
+NS_IMPL_ISUPPORTS1(nsInputStream, nsIInputStream)
+
+nsInputStream::nsInputStream()
+{
+  /* member initializers and constructor code */
+}
+
+nsInputStream::~nsInputStream()
+{
+  /* destructor code */
+}
+
+/* void close (); */
+NS_IMETHODIMP nsInputStream::Close()
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* unsigned long available (); */
+NS_IMETHODIMP nsInputStream::Available(PRUint32 *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* [noscript] unsigned long read (in charPtr aBuf, in unsigned long aCount); */
+NS_IMETHODIMP nsInputStream::Read(char * aBuf, PRUint32 aCount, PRUint32 *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* [noscript] unsigned long readSegments (in nsWriteSegmentFun aWriter, in voidPtr aClosure, in unsigned long aCount); */
+NS_IMETHODIMP nsInputStream::ReadSegments(nsWriteSegmentFun aWriter, void * aClosure, PRUint32 aCount, PRUint32 *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean isNonBlocking (); */
+NS_IMETHODIMP nsInputStream::IsNonBlocking(PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* End of implementation class template. */
+#endif
+
+
+#endif /* __gen_nsIInputStream_h__ */
Property changes on: gecko-sdk\include\nsIInputStream.h
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Added: svn:eol-style
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