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authorGravatar epoger@google.com <epoger@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>2012-10-30 17:33:09 +0000
committerGravatar epoger@google.com <epoger@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>2012-10-30 17:33:09 +0000
commit41d0d2f9059bb72d8f4fab3b69bb15a17ea5dcb0 (patch)
treed01df0d2676f6d090b83166b11836bba7912438c /include
parent11b0dddd597c66c665a999848b98eea482c22ee9 (diff)
comment-only: add "this may change" warning to SkChecksum.h
Review URL: https://codereview.appspot.com/6810054 git-svn-id: http://skia.googlecode.com/svn/trunk@6205 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'include')
-rw-r--r--include/core/SkChecksum.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/core/SkChecksum.h b/include/core/SkChecksum.h
index e5cc3d101f..9cb45c3307 100644
--- a/include/core/SkChecksum.h
+++ b/include/core/SkChecksum.h
@@ -30,6 +30,11 @@ public:
/**
* Compute a 32-bit checksum for a given data block
*
+ * WARNING: this algorithm is tuned for efficiency, not backward/forward
+ * compatibility. It may change at any time, so a checksum generated with
+ * one version of the Skia code may not match a checksum generated with
+ * a different version of the Skia code.
+ *
* @param data Memory address of the data block to be processed. Must be
* 32-bit aligned.
* @param size Size of the data block in bytes. Must be a multiple of 4.
@@ -83,4 +88,3 @@ public:
};
#endif
-