From 51540594d94cff9027e22c9cbf7fcf4113c65697 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Wilfried=20G=C3=B6esgens?= <willi@citadel.org>
Date: Thu, 6 May 2010 21:36:35 +0000
Subject: [PATCH] * implement client_read_random_blob(); its hear to read a
 blob of undefined size; Its to be used _once_ after a successfull select of
 the master loop.

---
 citadel/sysdep.c       | 32 ++++++++++++++++++++++++++++++++
 citadel/sysdep_decls.h |  1 +
 2 files changed, 33 insertions(+)

diff --git a/citadel/sysdep.c b/citadel/sysdep.c
index f7f9ecc42..ce3523d98 100644
--- a/citadel/sysdep.c
+++ b/citadel/sysdep.c
@@ -621,6 +621,38 @@ int client_read_blob(StrBuf *Target, int bytes, int timeout)
 	return retval;
 }
 
+
+int client_read_random_blob(StrBuf *Target, int timeout)
+{
+	CitContext *CCC=CC;
+	int rc;
+
+	rc =  client_read_blob(Target, 1, timeout);
+	if (rc > 0)
+	{
+		long len;
+		const char *pch;
+		
+		len = StrLength(CCC->ReadBuf);
+		pch = ChrPtr(CCC->ReadBuf);
+
+		if (len > 0)
+		{
+			if (CCC->Pos != NULL) {
+				len -= CCC->Pos - pch;
+				pch = CCC->Pos;
+			}
+			StrBufAppendBufPlain(Target, pch, len, 0);
+			FlushStrBuf(CCC->ReadBuf);
+			CCC->Pos = NULL;
+			return StrLength(Target);
+		}
+		return rc;
+	}
+	else 
+		return rc;
+}
+
 int client_read_to(char *buf, int bytes, int timeout)
 {
 	CitContext *CCC=CC;
diff --git a/citadel/sysdep_decls.h b/citadel/sysdep_decls.h
index d04332223..4789914fd 100644
--- a/citadel/sysdep_decls.h
+++ b/citadel/sysdep_decls.h
@@ -65,6 +65,7 @@ int client_read (char *buf, int bytes);
 int client_getln (char *buf, int maxbytes);
 int CtdlClientGetLine(StrBuf *Target);
 int client_read_blob(StrBuf *Target, int bytes, int timeout);
+int client_read_random_blob(StrBuf *Target, int timeout);
 void sysdep_master_cleanup (void);
 void kill_session (int session_to_kill);
 void start_daemon (int do_close_stdio);
-- 
2.30.2