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-rw-r--r--core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp8
-rw-r--r--fpdfsdk/src/fpdfview_embeddertest.cpp8
-rw-r--r--testing/resources/bug_213.pdf64
3 files changed, 75 insertions, 5 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index 03bc9aec58..cd22b31238 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -378,11 +378,11 @@ FX_BOOL CPDF_Parser::LoadAllCrossRefV4(FX_FILESIZE xrefpos) {
}
int32_t xrefsize = GetDirectInteger(m_pTrailer, "Size");
- if (xrefsize <= 0 || xrefsize > kMaxXRefSize) {
- return FALSE;
+ if (xrefsize > 0 && xrefsize <= kMaxXRefSize) {
+ ShrinkObjectMap(xrefsize);
+ m_V5Type.SetSize(xrefsize);
}
- ShrinkObjectMap(xrefsize);
- m_V5Type.SetSize(xrefsize);
+
CFX_FileSizeArray CrossRefList;
CFX_FileSizeArray XRefStreamList;
CrossRefList.Add(xrefpos);
diff --git a/fpdfsdk/src/fpdfview_embeddertest.cpp b/fpdfsdk/src/fpdfview_embeddertest.cpp
index 670c640668..09d1f07e82 100644
--- a/fpdfsdk/src/fpdfview_embeddertest.cpp
+++ b/fpdfsdk/src/fpdfview_embeddertest.cpp
@@ -204,6 +204,12 @@ TEST_F(FPDFViewEmbeddertest, Crasher_572871) {
EXPECT_TRUE(OpenDocument("bug_572871.pdf"));
}
+// It tests that document can still be loaded even the trailer has no 'Size'
+// field if other information is right.
+TEST_F(FPDFViewEmbeddertest, Failed_213) {
+ EXPECT_TRUE(OpenDocument("bug_213.pdf"));
+}
+
// The following tests pass if the document opens without infinite looping.
TEST_F(FPDFViewEmbeddertest, Hang_298) {
EXPECT_FALSE(OpenDocument("bug_298.pdf"));
@@ -232,4 +238,4 @@ TEST_F(FPDFViewEmbeddertest, Hang_344) {
// The test should pass even when the file has circular references to pages.
TEST_F(FPDFViewEmbeddertest, Hang_360) {
EXPECT_FALSE(OpenDocument("bug_360.pdf"));
-} \ No newline at end of file
+}
diff --git a/testing/resources/bug_213.pdf b/testing/resources/bug_213.pdf
new file mode 100644
index 0000000000..d0e251406b
--- /dev/null
+++ b/testing/resources/bug_213.pdf
@@ -0,0 +1,64 @@
+%PDF-1.7
+% ò¤ô|1 0 obj <<
+ /Type /Catalog
+ /Pages 2 0 R
+>>
+2 0 obj <<
+ /Type /Pages
+ /MediaBox [ 0 0 200 200 ]
+ /Count 1
+ /Kids [ 3 0 R ]
+>>
+endobj
+3 0 obj <<
+ /Type /Page
+ /Parent 2 0 R
+ /Resources <<
+ /Font <<
+ /F1 4 0 R
+ /F2 5 0 R
+ >>
+ >>
+ /Contents 6 0 R
+>>
+endobj
+4 0 obj <<
+ /Type /Font
+ /Subtype /Type1
+ /BaseFont /Times-Roman
+>>
+endobj
+5 0 obj <<
+ /Type /Font
+ /Subtype /Type1
+ /BaseFont /Helvetica
+>>
+endobj
+6 0 obj <<
+>>
+stream
+BT
+20 50 Td
+/F1 12 Tf
+(Hello, world!) Tj
+0 50 Td
+/F2 16 Tf
+(Goodbye, world!) Tj
+ET
+endstream
+endobj
+xref
+0 7
+0000000000 65535 f
+0000000015 00000 n
+0000000061 00000 n
+0000000154 00000 n
+0000000296 00000 n
+0000000374 00000 n
+0000000450 00000 n
+trailer <<
+ /Root 1 0 R
+>>
+startxref
+571
+%%EOF