From: Timo Sirainen <tss@iki.fi>
Date: Sat, 21 Jun 2008 09:21:18 +0000 (+0300)
Subject: Added i_stream_add_data().
X-Git-Tag: 1.2.alpha1~236
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=282a436a74d8835edb45cc019b1c916013013fd3;p=thirdparty%2Fdovecot%2Fcore.git

Added i_stream_add_data().

--HG--
branch : HEAD
---

diff --git a/src/lib/istream.c b/src/lib/istream.c
index 7a0245dc57..0e861df79a 100644
--- a/src/lib/istream.c
+++ b/src/lib/istream.c
@@ -347,6 +347,21 @@ bool i_stream_get_buffer_space(struct istream_private *stream,
 	return stream->pos != stream->buffer_size;
 }
 
+bool i_stream_add_data(struct istream *_stream, const unsigned char *data,
+		       size_t size)
+{
+	struct istream_private *stream = _stream->real_stream;
+	size_t size2;
+
+	(void)i_stream_get_buffer_space(stream, size, &size2);
+	if (size > size2)
+		return FALSE;
+
+	memcpy(stream->w_buffer + stream->pos, data, size);
+	stream->pos += size;
+	return TRUE;
+}
+
 static void
 i_stream_default_set_max_buffer_size(struct iostream_private *stream,
 				     size_t max_size)
diff --git a/src/lib/istream.h b/src/lib/istream.h
index 4834dccd67..5ac13bcfb7 100644
--- a/src/lib/istream.h
+++ b/src/lib/istream.h
@@ -105,4 +105,9 @@ unsigned char *i_stream_get_modifiable_data(const struct istream *stream,
 int i_stream_read_data(struct istream *stream, const unsigned char **data_r,
 		       size_t *size_r, size_t threshold);
 
+/* Append external data to input stream. Returns TRUE if successful, FALSE if
+   there is not enough space in the stream. */
+bool i_stream_add_data(struct istream *stream, const unsigned char *data,
+		       size_t size);
+
 #endif