Changeset 26824 in vbox for trunk/include/iprt

Timestamp:

Feb 26, 2010 10:36:08 AM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

58097

Message:

iprt: Adjustments to RTPipeReadBlocking and RTPipeWriteBlocking. RTPoll and RTProcCreateEx testcases.

File:

• trunk/include/iprt/pipe.h (modified) (3 diffs)

trunk/include/iprt/pipe.h

@@ -110 +110 @@
  * @param   pvBuf           Where to put the bytes we read.
  * @param   cbToRead        How much to read.
+ * @param   pcbRead         Where to return the number of bytes that has been
+ *                          read. Optional.
  */
-RTDECL(int) RTPipeReadBlocking(RTPIPE hPipe, void *pvBuf, size_t cbToRead);
+RTDECL(int) RTPipeReadBlocking(RTPIPE hPipe, void *pvBuf, size_t cbToRead, size_t *pcbRead);
 
 /**
@@ -127 +129 @@
  * @param   pvBuf           What to write.
  * @param   cbToWrite       How much to write.
- * @param   pcbWritten      How many bytes we wrote.  This can be 0.
+ * @param   pcbWritten      How many bytes we wrote, mandatory.  The return can
+ *                          be 0.
  */
 RTDECL(int) RTPipeWrite(RTPIPE hPipe, const void *pvBuf, size_t cbToWrite, size_t *pcbWritten);
@@ -143 +146 @@
  * @param   pvBuf           What to write.
  * @param   cbToWrite       How much to write.
+ * @param   pcbWritten      How many bytes we wrote, optional.  If NULL then all
+ *                          bytes will be written.
  */
-RTDECL(int) RTPipeWriteBlocking(RTPIPE hPipe, const void *pvBuf, size_t cbToWrite);
+RTDECL(int) RTPipeWriteBlocking(RTPIPE hPipe, const void *pvBuf, size_t cbToWrite, size_t *pcbWritten);
 
 /**