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| author | tracy_jiang <tracy_jiang@foxitsoftware.com> | 2016-09-12 10:11:10 -0700 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2016-09-12 10:11:10 -0700 |
| commit | 0b022056c74c00d0c52166e33c81c8b842d00d63 (patch) | |
| tree | 9137bf7abe32a03e2cda6a1a443616711e39a85c | |
| parent | 25a7f3e58b6a7f3396e529f38e81f93fb87c4045 (diff) | |
| download | pdfium-0b022056c74c00d0c52166e33c81c8b842d00d63.tar.xz | |
change memcpy to memmove for potential nearby addresses
BUG=645186
Review-Url: https://codereview.chromium.org/2326103002
| -rw-r--r-- | core/fxcodec/codec/fx_codec_progress.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/core/fxcodec/codec/fx_codec_progress.cpp b/core/fxcodec/codec/fx_codec_progress.cpp index 3551fc272d..9ac6913788 100644 --- a/core/fxcodec/codec/fx_codec_progress.cpp +++ b/core/fxcodec/codec/fx_codec_progress.cpp @@ -334,7 +334,7 @@ FX_BOOL CCodec_ProgressiveDecoder::JpegReadMoreData( } else { uint32_t dwConsume = m_SrcSize - dwAvail; if (dwAvail) { - FXSYS_memcpy(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); + FXSYS_memmove(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); } if (dwSize > dwConsume) { dwSize = dwConsume; @@ -607,7 +607,7 @@ FX_BOOL CCodec_ProgressiveDecoder::GifReadMoreData(CCodec_GifModule* pGifModule, } else { uint32_t dwConsume = m_SrcSize - dwAvail; if (dwAvail) { - FXSYS_memcpy(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); + FXSYS_memmove(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); } if (dwSize > dwConsume) { dwSize = dwConsume; @@ -787,7 +787,7 @@ void CCodec_ProgressiveDecoder::GifReadScanlineCallback(void* pModule, uint8_t* scan_des = (uint8_t*)pDIBitmap->GetScanline(cur_row) + des_ScanOffet; uint32_t size = pCodec->m_sizeX * des_Bpp; - FXSYS_memcpy(scan_des, scan_src, size); + FXSYS_memmove(scan_des, scan_src, size); } } if (bLastPass) @@ -897,7 +897,7 @@ FX_BOOL CCodec_ProgressiveDecoder::BmpReadMoreData(CCodec_BmpModule* pBmpModule, } else { uint32_t dwConsume = m_SrcSize - dwAvail; if (dwAvail) { - FXSYS_memcpy(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); + FXSYS_memmove(m_pSrcBuf, m_pSrcBuf + dwConsume, dwAvail); } if (dwSize > dwConsume) { dwSize = dwConsume; @@ -972,7 +972,7 @@ void CCodec_ProgressiveDecoder::ResampleVertBT(CFX_DIBitmap* pDeviceBitmap, uint8_t* scan_des = (uint8_t*)pDeviceBitmap->GetScanline(des_row) + des_ScanOffet; uint32_t size = m_sizeX * des_Bpp; - FXSYS_memcpy(scan_des, scan_src, size); + FXSYS_memmove(scan_des, scan_src, size); } return; } @@ -1708,7 +1708,7 @@ void CCodec_ProgressiveDecoder::ResampleVert(CFX_DIBitmap* pDeviceBitmap, uint8_t* scan_des = (uint8_t*)pDeviceBitmap->GetScanline(des_row) + des_ScanOffet; uint32_t size = m_sizeX * des_Bpp; - FXSYS_memcpy(scan_des, scan_src, size); + FXSYS_memmove(scan_des, scan_src, size); } } return; @@ -1783,7 +1783,7 @@ void CCodec_ProgressiveDecoder::ResampleVert(CFX_DIBitmap* pDeviceBitmap, uint8_t* scan_des = (uint8_t*)pDeviceBitmap->GetScanline(des_row) + des_ScanOffet; uint32_t size = m_sizeX * des_Bpp; - FXSYS_memcpy(scan_des, scan_src, size); + FXSYS_memmove(scan_des, scan_src, size); } } return; @@ -1799,7 +1799,7 @@ void CCodec_ProgressiveDecoder::ResampleVert(CFX_DIBitmap* pDeviceBitmap, uint8_t* scan_des = (uint8_t*)pDeviceBitmap->GetScanline(des_row + i) + des_ScanOffet; uint32_t size = m_sizeX * des_Bpp; - FXSYS_memcpy(scan_des, scan_src, size); + FXSYS_memmove(scan_des, scan_src, size); } } } |