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| author | Lei Zhang <thestig@chromium.org> | 2018-07-13 18:46:21 +0000 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2018-07-13 18:46:21 +0000 |
| commit | c8a235ba4d42b67fa1bfe5f7c0dd872a3b72fc5f (patch) | |
| tree | e88652ba4645872b98cca53beaa93ff611f0d790 /fpdfsdk | |
| parent | 3a83fe5cf6cf1c056118531105359fc31615dc7f (diff) | |
| download | pdfium-c8a235ba4d42b67fa1bfe5f7c0dd872a3b72fc5f.tar.xz | |
Validate out-parameters in FPDF_GetPageSizeByIndex().
Change-Id: I2927ebdf0aff31193ad69dcd5542f3858ffdd6ee
Reviewed-on: https://pdfium-review.googlesource.com/37790
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'fpdfsdk')
| -rw-r--r-- | fpdfsdk/fpdf_view.cpp | 3 | ||||
| -rw-r--r-- | fpdfsdk/fpdf_view_embeddertest.cpp | 6 |
2 files changed, 8 insertions, 1 deletions
diff --git a/fpdfsdk/fpdf_view.cpp b/fpdfsdk/fpdf_view.cpp index 8aca6fb9f1..5fdc82af73 100644 --- a/fpdfsdk/fpdf_view.cpp +++ b/fpdfsdk/fpdf_view.cpp @@ -920,6 +920,9 @@ FPDF_EXPORT int FPDF_CALLCONV FPDF_GetPageSizeByIndex(FPDF_DOCUMENT document, int page_index, double* width, double* height) { + if (!width || !height) + return false; + auto* pDoc = CPDFDocumentFromFPDFDocument(document); if (!pDoc) return false; diff --git a/fpdfsdk/fpdf_view_embeddertest.cpp b/fpdfsdk/fpdf_view_embeddertest.cpp index 1eedda3d4b..8cea7de21c 100644 --- a/fpdfsdk/fpdf_view_embeddertest.cpp +++ b/fpdfsdk/fpdf_view_embeddertest.cpp @@ -593,11 +593,14 @@ TEST_F(FPDFViewEmbeddertest, FPDF_RenderPageBitmapWithMatrix) { TEST_F(FPDFViewEmbeddertest, FPDF_GetPageSizeByIndex) { EXPECT_TRUE(OpenDocument("rectangles.pdf")); - CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document()); double width = 0; double height = 0; + EXPECT_FALSE(FPDF_GetPageSizeByIndex(nullptr, 0, &width, &height)); + EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), 0, nullptr, &height)); + EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), 0, &width, nullptr)); + // Page -1 doesn't exist. EXPECT_FALSE(FPDF_GetPageSizeByIndex(document(), -1, &width, &height)); @@ -609,6 +612,7 @@ TEST_F(FPDFViewEmbeddertest, FPDF_GetPageSizeByIndex) { EXPECT_EQ(200.0, width); EXPECT_EQ(300.0, height); + CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document()); #ifdef PDF_ENABLE_XFA // TODO(tsepez): XFA must obtain this size without parsing. EXPECT_EQ(1u, pDoc->GetParsedPageCountForTesting()); |