diff options
Diffstat (limited to 'fpdfsdk/fpdf_dataavail.cpp')
| -rw-r--r-- | fpdfsdk/fpdf_dataavail.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fpdfsdk/fpdf_dataavail.cpp b/fpdfsdk/fpdf_dataavail.cpp index f781a3d59f..3e1f713477 100644 --- a/fpdfsdk/fpdf_dataavail.cpp +++ b/fpdfsdk/fpdf_dataavail.cpp @@ -92,7 +92,8 @@ class FPDF_DownloadHintsContext : public CPDF_DataAvail::DownloadHints { public: // IFX_DownloadHints void AddSegment(FX_FILESIZE offset, uint32_t size) override { - m_pDownloadHints->AddSegment(m_pDownloadHints, offset, size); + if (m_pDownloadHints) + m_pDownloadHints->AddSegment(m_pDownloadHints, offset, size); } private: @@ -134,7 +135,7 @@ FPDF_EXPORT void FPDF_CALLCONV FPDFAvail_Destroy(FPDF_AVAIL avail) { FPDF_EXPORT int FPDF_CALLCONV FPDFAvail_IsDocAvail(FPDF_AVAIL avail, FX_DOWNLOADHINTS* hints) { - if (!avail || !hints) + if (!avail) return PDF_DATA_ERROR; FPDF_DownloadHintsContext hints_context(hints); return FPDFAvailContextFromFPDFAvail(avail)->m_pDataAvail->IsDocAvail( @@ -170,7 +171,7 @@ FPDF_EXPORT int FPDF_CALLCONV FPDFAvail_GetFirstPageNum(FPDF_DOCUMENT doc) { FPDF_EXPORT int FPDF_CALLCONV FPDFAvail_IsPageAvail(FPDF_AVAIL avail, int page_index, FX_DOWNLOADHINTS* hints) { - if (!avail || !hints) + if (!avail) return PDF_DATA_ERROR; if (page_index < 0) return PDF_DATA_NOTAVAIL; @@ -181,7 +182,7 @@ FPDF_EXPORT int FPDF_CALLCONV FPDFAvail_IsPageAvail(FPDF_AVAIL avail, FPDF_EXPORT int FPDF_CALLCONV FPDFAvail_IsFormAvail(FPDF_AVAIL avail, FX_DOWNLOADHINTS* hints) { - if (!avail || !hints) + if (!avail) return PDF_FORM_ERROR; FPDF_DownloadHintsContext hints_context(hints); return FPDFAvailContextFromFPDFAvail(avail)->m_pDataAvail->IsFormAvail( |