[MERGED] osmo-trx[master]: vector: Introduce shrink() function to shrink vector size wi...

[Alexander Chemeris]

Alexander Chemeris has submitted this change and it was merged.

Change subject: vector: Introduce shrink() function to shrink vector size without loosing data.
......................................................................


vector: Introduce shrink() function to shrink vector size without loosing data.

Change-Id: I9c0ac2715aea1a90c9e6ebcd982522b80a547099
---
M CommonLibs/Vector.h
1 file changed, 7 insertions(+), 0 deletions(-)

Approvals:
  Tom Tsou: Looks good to me, approved
  Harald Welte: Looks good to me, but someone else must approve
  Jenkins Builder: Verified



diff --git a/CommonLibs/Vector.h b/CommonLibs/Vector.h
index 7062e17..eae674b 100644
--- a/CommonLibs/Vector.h
+++ b/CommonLibs/Vector.h
@@ -92,6 +92,13 @@
 		mEnd = mStart + newSize;
 	}
 
+	/** Reduce addressable size of the Vector, keeping content. */
+	void shrink(size_t newSize)
+	{
+		assert(newSize <= mEnd - mStart);
+		mEnd = mStart + newSize;
+	}
+
 	/** Release memory and clear pointers. */
 	void clear() { resize(0); }
 

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Gerrit-MessageType: merged
Gerrit-Change-Id: I9c0ac2715aea1a90c9e6ebcd982522b80a547099
Gerrit-PatchSet: 2
Gerrit-Project: osmo-trx
Gerrit-Branch: master
Gerrit-Owner: Alexander Chemeris <Alexander.Chemeris at gmail.com>
Gerrit-Reviewer: Alexander Chemeris <Alexander.Chemeris at gmail.com>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Tom Tsou <tom at tsou.cc>