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mkvparser: validate results in EBMLHeader::Parse.

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Return an error when DocType, DocTypeReadVersion, DocTypeVersion
EBMLMaxIDLength or EBMLMaxSizeLength are invalid or cannot be
handled by mkvparser.

Update samples to respect the return value from EBMLHeader::Parse.

BUG=https://code.google.com/p/webm/issues/detail?id=1057

Change-Id: I9337f13c1d5fa366b1101e48fe6bc46eb5b2ee97
This commit is contained in:
Tom Finegan
2015-09-04 10:18:20 -07:00
parent cec98d4110
commit 714f3c4e4f
4 changed files with 22 additions and 6 deletions
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8
sample.cpp
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@@ -83,7 +83,11 @@ int main(int argc, char* argv[]) {
EBMLHeader ebmlHeader;
ebmlHeader.Parse(&reader, pos);
long long ret = ebmlHeader.Parse(&reader, pos);
if (ret < 0) {
printf("\n EBMLHeader::Parse() failed.");
return -1;
}
printf("\t\t\t EBML Header\n");
printf("\t\tEBML Version\t\t: %lld\n", ebmlHeader.m_version);
@@ -95,7 +99,7 @@ int main(int argc, char* argv[]) {
typedef mkvparser::Segment seg_t;
seg_t* pSegment_;
long long ret = seg_t::CreateInstance(&reader, pos, pSegment_);
ret = seg_t::CreateInstance(&reader, pos, pSegment_);
if (ret) {
printf("\n Segment::CreateInstance() failed.");
return -1;