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authorHenrique Nakashima <hnakashima@chromium.org>2017-09-01 16:40:48 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-09-01 20:47:34 +0000
commit3c5944c93445bb40c2131ea6782e8cc8b673bffb (patch)
treef6f9db309598f7abaaa4d544782ce993b7c576e6 /fxbarcode/oned/BC_OnedEAN8Writer.cpp
parentab3c111433229fc79275c4b413b24bec6f5463ce (diff)
downloadpdfium-3c5944c93445bb40c2131ea6782e8cc8b673bffb.tar.xz
Add unit tests for EAN-8 barcode writer.chromium/3204
Bug: pdfium:882 Change-Id: I900d3c1b0b74523fa9e4497da65c68eb307ea6dc Reviewed-on: https://pdfium-review.googlesource.com/12950 Commit-Queue: Henrique Nakashima <hnakashima@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fxbarcode/oned/BC_OnedEAN8Writer.cpp')
-rw-r--r--fxbarcode/oned/BC_OnedEAN8Writer.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/fxbarcode/oned/BC_OnedEAN8Writer.cpp b/fxbarcode/oned/BC_OnedEAN8Writer.cpp
index 3fcb1e8350..c3becc1a43 100644
--- a/fxbarcode/oned/BC_OnedEAN8Writer.cpp
+++ b/fxbarcode/oned/BC_OnedEAN8Writer.cpp
@@ -86,16 +86,16 @@ CFX_WideString CBC_OnedEAN8Writer::FilterContents(
int32_t CBC_OnedEAN8Writer::CalcChecksum(const CFX_ByteString& contents) {
int32_t odd = 0;
int32_t even = 0;
+ FX_STRSIZE parity = 1;
for (FX_STRSIZE i = contents.GetLength(); i > 0; i--) {
if (i % 2) {
odd += FXSYS_DecimalCharToInt(contents[i - 1]);
} else {
even += FXSYS_DecimalCharToInt(contents[i - 1]);
}
+ parity++;
}
- int32_t checksum = (odd * 3 + even) % 10;
- checksum = (10 - checksum) % 10;
- return checksum;
+ return (10 - (odd * 3 + even) % 10) % 10;
}
uint8_t* CBC_OnedEAN8Writer::EncodeWithHint(const CFX_ByteString& contents,