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Unified Diff: fpdfsdk/src/fpdf_dataavail.cpp

Issue 1353093003: Support linearized loading (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 5 years, 2 months ago
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Index: fpdfsdk/src/fpdf_dataavail.cpp
diff --git a/fpdfsdk/src/fpdf_dataavail.cpp b/fpdfsdk/src/fpdf_dataavail.cpp
index 04e246b17ef6001907dfb828f35b2c38dc58b1c6..960e497e23e17ec8e44965d6aca09af0cae1e6b9 100644
--- a/fpdfsdk/src/fpdf_dataavail.cpp
+++ b/fpdfsdk/src/fpdf_dataavail.cpp
@@ -87,10 +87,10 @@ DLLEXPORT void STDCALL FPDFAvail_Destroy(FPDF_AVAIL avail) {
delete (CFPDF_DataAvail*)avail;
}
-DLLEXPORT int STDCALL FPDFAvail_IsDocAvail(FPDF_AVAIL avail,
- FX_DOWNLOADHINTS* hints) {
- if (avail == NULL || hints == NULL)
- return 0;
+DLLEXPORT int STDCALL
+FPDFAvail_IsDocAvail(FPDF_AVAIL avail, FX_DOWNLOADHINTS* hints) {
+ if (!avail || !hints)
+ return PDF_DATA_ERROR;
CFPDF_DownloadHintsWrap hints_wrap(hints);
return ((CFPDF_DataAvail*)avail)->m_pDataAvail->IsDocAvail(&hints_wrap);
}
@@ -124,8 +124,8 @@ DLLEXPORT int STDCALL FPDFAvail_GetFirstPageNum(FPDF_DOCUMENT doc) {
DLLEXPORT int STDCALL FPDFAvail_IsPageAvail(FPDF_AVAIL avail,
int page_index,
FX_DOWNLOADHINTS* hints) {
- if (avail == NULL || hints == NULL)
- return 0;
+ if (!avail || !hints)
+ return PDF_DATA_ERROR;
CFPDF_DownloadHintsWrap hints_wrap(hints);
return ((CFPDF_DataAvail*)avail)
->m_pDataAvail->IsPageAvail(page_index, &hints_wrap);
@@ -133,14 +133,14 @@ DLLEXPORT int STDCALL FPDFAvail_IsPageAvail(FPDF_AVAIL avail,
DLLEXPORT int STDCALL FPDFAvail_IsFormAvail(FPDF_AVAIL avail,
FX_DOWNLOADHINTS* hints) {
- if (avail == NULL || hints == NULL)
- return -1;
+ if (!avail || !hints)
+ return PDF_FORM_ERROR;
CFPDF_DownloadHintsWrap hints_wrap(hints);
return ((CFPDF_DataAvail*)avail)->m_pDataAvail->IsFormAvail(&hints_wrap);
}
-DLLEXPORT FPDF_BOOL STDCALL FPDFAvail_IsLinearized(FPDF_AVAIL avail) {
- if (avail == NULL)
- return -1;
+DLLEXPORT int STDCALL FPDFAvail_IsLinearized(FPDF_AVAIL avail) {
+ if (!avail)
+ return PDF_LINEARIZATION_UNKNOWN;
return ((CFPDF_DataAvail*)avail)->m_pDataAvail->IsLinearizedPDF();
}
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