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-rw-r--r--libqpdf/QPDF.cc70
1 files changed, 37 insertions, 33 deletions
diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index dd572fd3..e97da295 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -18,12 +18,12 @@
std::string QPDF::qpdf_version = "2.3.1";
void
-QPDF::InputSource::setLastOffset(off_t offset)
+QPDF::InputSource::setLastOffset(qpdf_offset_t offset)
{
this->last_offset = offset;
}
-off_t
+qpdf_offset_t
QPDF::InputSource::getLastOffset() const
{
return this->last_offset;
@@ -36,7 +36,7 @@ QPDF::InputSource::readLine()
// without caring what the exact terminator is. Consume the
// trailing newline characters but don't return them.
- off_t offset = this->tell();
+ qpdf_offset_t offset = this->tell();
std::string buf;
enum { st_before_nl, st_at_nl } state = st_before_nl;
char ch;
@@ -126,14 +126,14 @@ QPDF::FileInputSource::getName() const
return this->filename;
}
-off_t
+qpdf_offset_t
QPDF::FileInputSource::tell()
{
return QUtil::ftell_off_t(this->file);
}
void
-QPDF::FileInputSource::seek(off_t offset, int whence)
+QPDF::FileInputSource::seek(qpdf_offset_t offset, int whence)
{
QUtil::os_wrapper(std::string("seek to ") + this->filename + ", offset " +
QUtil::int_to_string(offset) + " (" +
@@ -193,14 +193,14 @@ QPDF::BufferInputSource::getName() const
return this->description;
}
-off_t
+qpdf_offset_t
QPDF::BufferInputSource::tell()
{
return this->cur_offset;
}
void
-QPDF::BufferInputSource::seek(off_t offset, int whence)
+QPDF::BufferInputSource::seek(qpdf_offset_t offset, int whence)
{
switch (whence)
{
@@ -209,7 +209,7 @@ QPDF::BufferInputSource::seek(off_t offset, int whence)
break;
case SEEK_END:
- this->cur_offset = (off_t)this->buf->getSize() + offset;
+ this->cur_offset = (qpdf_offset_t)this->buf->getSize() + offset;
break;
case SEEK_CUR:
@@ -232,7 +232,7 @@ QPDF::BufferInputSource::rewind()
size_t
QPDF::BufferInputSource::read(char* buffer, size_t length)
{
- off_t end_pos = (off_t) this->buf->getSize();
+ qpdf_offset_t end_pos = (qpdf_offset_t) this->buf->getSize();
if (this->cur_offset >= end_pos)
{
this->last_offset = end_pos;
@@ -453,7 +453,7 @@ QPDF::parse(char const* password)
throw QPDFExc(qpdf_e_damaged_pdf, this->file->getName(), "", 0,
"can't find startxref");
}
- off_t xref_offset = atol(m2.getMatch(1).c_str());
+ qpdf_offset_t xref_offset = QUtil::string_to_ll(m2.getMatch(1).c_str());
read_xref(xref_offset);
}
catch (QPDFExc& e)
@@ -524,7 +524,7 @@ QPDF::reconstruct_xref(QPDFExc& e)
}
this->file->seek(0, SEEK_END);
- off_t eof = this->file->tell();
+ qpdf_offset_t eof = this->file->tell();
this->file->seek(0, SEEK_SET);
bool in_obj = false;
while (this->file->tell() < eof)
@@ -591,7 +591,7 @@ QPDF::reconstruct_xref(QPDFExc& e)
}
void
-QPDF::read_xref(off_t xref_offset)
+QPDF::read_xref(qpdf_offset_t xref_offset)
{
std::map<int, int> free_table;
while (xref_offset)
@@ -634,7 +634,7 @@ QPDF::read_xref(off_t xref_offset)
}
int
-QPDF::read_xrefTable(off_t xref_offset)
+QPDF::read_xrefTable(qpdf_offset_t xref_offset)
{
PCRE xref_first_re("^\\s*(\\d+)\\s+(\\d+)");
PCRE xref_entry_re("(?s:(^\\d{10}) (\\d{5}) ([fn])[ \r\n]{2}$)");
@@ -692,7 +692,7 @@ QPDF::read_xrefTable(off_t xref_offset)
insertXrefEntry(i, 1, f1, f2);
}
}
- off_t pos = this->file->tell();
+ qpdf_offset_t pos = this->file->tell();
QPDFTokenizer::Token t = readToken(this->file);
if (t == QPDFTokenizer::Token(QPDFTokenizer::tt_word, "trailer"))
{
@@ -791,7 +791,7 @@ QPDF::read_xrefTable(off_t xref_offset)
}
int
-QPDF::read_xrefStream(off_t xref_offset)
+QPDF::read_xrefStream(qpdf_offset_t xref_offset)
{
bool found = false;
if (! this->ignore_xref_streams)
@@ -830,7 +830,7 @@ QPDF::read_xrefStream(off_t xref_offset)
}
int
-QPDF::processXRefStream(off_t xref_offset, QPDFObjectHandle& xref_obj)
+QPDF::processXRefStream(qpdf_offset_t xref_offset, QPDFObjectHandle& xref_obj)
{
QPDFObjectHandle dict = xref_obj.getDict();
QPDFObjectHandle W_obj = dict.getKey("/W");
@@ -1123,7 +1123,7 @@ QPDF::readObject(PointerHolder<InputSource> input,
int objid, int generation, bool in_object_stream)
{
setLastObjectDescription(description, objid, generation);
- off_t offset = input->tell();
+ qpdf_offset_t offset = input->tell();
QPDFObjectHandle object = readObjectInternal(
input, objid, generation, in_object_stream, false, false);
// Override last_offset so that it points to the beginning of the
@@ -1149,7 +1149,7 @@ QPDF::readObjectInternal(PointerHolder<InputSource> input,
QPDFObjectHandle object;
- off_t offset = input->tell();
+ qpdf_offset_t offset = input->tell();
std::vector<QPDFObjectHandle> olist;
bool done = false;
while (! done)
@@ -1347,7 +1347,7 @@ QPDF::readObjectInternal(PointerHolder<InputSource> input,
if (! in_object_stream)
{
// check for stream
- off_t cur_offset = input->tell();
+ qpdf_offset_t cur_offset = input->tell();
if (readToken(input) ==
QPDFTokenizer::Token(QPDFTokenizer::tt_word, "stream"))
{
@@ -1416,7 +1416,7 @@ QPDF::readObjectInternal(PointerHolder<InputSource> input,
// Must get offset before accessing any additional
// objects since resolving a previously unresolved
// indirect object will change file position.
- off_t stream_offset = input->tell();
+ qpdf_offset_t stream_offset = input->tell();
size_t length = 0;
try
@@ -1440,7 +1440,8 @@ QPDF::readObjectInternal(PointerHolder<InputSource> input,
}
length = length_obj.getIntValue();
- input->seek(stream_offset + (off_t)length, SEEK_SET);
+ input->seek(
+ stream_offset + (qpdf_offset_t)length, SEEK_SET);
if (! (readToken(input) ==
QPDFTokenizer::Token(
QPDFTokenizer::tt_word, "endstream")))
@@ -1480,7 +1481,8 @@ QPDF::readObjectInternal(PointerHolder<InputSource> input,
size_t
QPDF::recoverStreamLength(PointerHolder<InputSource> input,
- int objid, int generation, off_t stream_offset)
+ int objid, int generation,
+ qpdf_offset_t stream_offset)
{
PCRE endobj_re("^\\s*endobj\\b");
@@ -1491,10 +1493,10 @@ QPDF::recoverStreamLength(PointerHolder<InputSource> input,
"attempting to recover stream length"));
input->seek(0, SEEK_END);
- off_t eof = input->tell();
+ qpdf_offset_t eof = input->tell();
input->seek(stream_offset, SEEK_SET);
std::string last_line;
- off_t last_line_offset = 0;
+ qpdf_offset_t last_line_offset = 0;
size_t length = 0;
while (input->tell() < eof)
{
@@ -1568,7 +1570,7 @@ QPDF::recoverStreamLength(PointerHolder<InputSource> input,
QPDFTokenizer::Token
QPDF::readToken(PointerHolder<InputSource> input)
{
- off_t offset = input->tell();
+ qpdf_offset_t offset = input->tell();
QPDFTokenizer::Token token;
bool unread_char;
char char_to_unread;
@@ -1611,7 +1613,7 @@ QPDF::readToken(PointerHolder<InputSource> input)
QPDFObjectHandle
QPDF::readObjectAtOffset(bool try_recovery,
- off_t offset, std::string const& description,
+ qpdf_offset_t offset, std::string const& description,
int exp_objid, int exp_generation,
int& objid, int& generation)
{
@@ -1663,7 +1665,7 @@ QPDF::readObjectAtOffset(bool try_recovery,
if (this->xref_table.count(og) &&
(this->xref_table[og].getType() == 1))
{
- off_t new_offset = this->xref_table[og].getOffset();
+ qpdf_offset_t new_offset = this->xref_table[og].getOffset();
QPDFObjectHandle result = readObjectAtOffset(
false, new_offset, description,
exp_objid, exp_generation, objid, generation);
@@ -1717,7 +1719,7 @@ QPDF::readObjectAtOffset(bool try_recovery,
// linearization hint tables. Offsets and lengths of objects
// may imply the end of an object to be anywhere between these
// values.
- off_t end_before_space = this->file->tell();
+ qpdf_offset_t end_before_space = this->file->tell();
// skip over spaces
while (true)
@@ -1738,7 +1740,7 @@ QPDF::readObjectAtOffset(bool try_recovery,
"EOF after endobj");
}
}
- off_t end_after_space = this->file->tell();
+ qpdf_offset_t end_after_space = this->file->tell();
this->obj_cache[og] =
ObjCache(QPDFObjectHandle::ObjAccessor::getObject(oh),
@@ -1768,7 +1770,7 @@ QPDF::resolve(int objid, int generation)
{
case 1:
{
- off_t offset = entry.getOffset();
+ qpdf_offset_t offset = entry.getOffset();
// Object stored in cache by readObjectAtOffset
int aobjid;
int ageneration;
@@ -1812,8 +1814,10 @@ QPDF::resolveObjectsInStream(int obj_stream_number)
// For linearization data in the object, use the data from the
// object stream for the objects in the stream.
ObjGen stream_og(obj_stream_number, 0);
- off_t end_before_space = this->obj_cache[stream_og].end_before_space;
- off_t end_after_space = this->obj_cache[stream_og].end_after_space;
+ qpdf_offset_t end_before_space =
+ this->obj_cache[stream_og].end_before_space;
+ qpdf_offset_t end_after_space =
+ this->obj_cache[stream_og].end_after_space;
QPDFObjectHandle dict = obj_stream.getDict();
if (! (dict.getKey("/Type").isName() &&
@@ -2102,7 +2106,7 @@ QPDF::getCompressibleObjects()
void
QPDF::pipeStreamData(int objid, int generation,
- off_t offset, size_t length,
+ qpdf_offset_t offset, size_t length,
QPDFObjectHandle stream_dict,
Pipeline* pipeline)
{
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-03 16:23:36 +0200