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-rw-r--r--libqpdf/BufferInputSource.cc19
1 files changed, 2 insertions, 17 deletions
diff --git a/libqpdf/BufferInputSource.cc b/libqpdf/BufferInputSource.cc
index fb4010ef..9e9b4c17 100644
--- a/libqpdf/BufferInputSource.cc
+++ b/libqpdf/BufferInputSource.cc
@@ -102,21 +102,6 @@ BufferInputSource::tell()
}
void
-BufferInputSource::range_check(qpdf_offset_t cur, qpdf_offset_t delta)
-{
- if ((delta > 0) &&
- ((std::numeric_limits<qpdf_offset_t>::max() - cur) < delta))
- {
- std::ostringstream msg;
- msg.imbue(std::locale::classic());
- msg << "seeking forward from " << cur
- << " by " << delta
- << " would cause an overflow of the offset type";
- throw std::range_error(msg.str());
- }
-}
-
-void
BufferInputSource::seek(qpdf_offset_t offset, int whence)
{
switch (whence)
@@ -126,12 +111,12 @@ BufferInputSource::seek(qpdf_offset_t offset, int whence)
break;
case SEEK_END:
- range_check(this->m->max_offset, offset);
+ QIntC::range_check(this->m->max_offset, offset);
this->m->cur_offset = this->m->max_offset + offset;
break;
case SEEK_CUR:
- range_check(this->m->cur_offset, offset);
+ QIntC::range_check(this->m->cur_offset, offset);
this->m->cur_offset += offset;
break;