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qpdf
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Code Issues Releases Wiki Activity

Make use of the new Pipeline methods in some places

This commit is contained in:
Jay Berkenbilt 2022-05-03 18:09:49 -04:00
parent f1c6bb97db
commit 21d6e3231f
9 changed files with 23 additions and 32 deletions
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4
examples/pdf-create.cc
View File

@ -118,9 +118,7 @@ ImageProvider::provideStreamData(int objid, int generation, Pipeline* pipeline)
for (size_t i = 0; i < n_stripes; ++i) {
for (size_t j = 0; j < width * stripe_height; ++j) {
p->write(
QUtil::unsigned_char_pointer(stripes[i].c_str()),
stripes[i].length());
p->writeString(stripes[i]);
}
}
p->finish();

4
libqpdf/Pl_DCT.cc
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@ -348,9 +348,7 @@ Pl_DCT::decompress(void* cinfo_p, Buffer* b)
(void)jpeg_start_decompress(cinfo);
while (cinfo->output_scanline < cinfo->output_height) {
(void)jpeg_read_scanlines(cinfo, buffer, 1);
this->getNext()->write(
reinterpret_cast<unsigned char*>(buffer[0]),
width * sizeof(buffer[0][0]));
this->getNext()->write(buffer[0], width * sizeof(buffer[0][0]));
}
(void)jpeg_finish_decompress(cinfo);
this->getNext()->finish();

2
libqpdf/QPDF.cc
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@ -2739,7 +2739,7 @@ QPDF::pipeStreamData(
"unexpected EOF reading stream data");
}
length -= len;
pipeline->write(QUtil::unsigned_char_pointer(buf), len);
pipeline->write(buf, len);
}
pipeline->finish();
success = true;

2
libqpdf/QPDFFormFieldObjectHelper.cc
View File

@ -863,7 +863,7 @@ QPDFFormFieldObjectHelper::generateTextAppearance(
TfFinder tff;
Pl_QPDFTokenizer tok("tf", &tff);
tok.write(QUtil::unsigned_char_pointer(DA.c_str()), DA.length());
tok.writeString(DA);
tok.finish();
double tf = tff.getTf();
DA = tff.getDA();

4
libqpdf/QPDFObjectHandle.cc
View File

@ -127,7 +127,7 @@ QPDFObjectHandle::TokenFilter::write(char const* data, size_t len)
return;
}
if (len) {
this->pipeline->write(QUtil::unsigned_char_pointer(data), len);
this->pipeline->write(data, len);
}
}
@ -1857,7 +1857,7 @@ QPDFObjectHandle::pipeContentStreams(
Pl_Buffer buf("concatenated content stream buffer");
for (auto stream: streams) {
if (need_newline) {
buf.write(QUtil::unsigned_char_pointer("\n"), 1);
buf.writeCStr("\n");
}
LastChar lc(&buf);
std::string og = QUtil::int_to_string(stream.getObjectID()) + " " +

2
libqpdf/QPDFPageObjectHelper.cc
View File

@ -190,7 +190,7 @@ InlineImageTracker::handleToken(QPDFTokenizer::Token const& token)
QTC::TC(
"qpdf", "QPDFPageObjectHelper externalize inline image");
Pl_Buffer b("image_data");
b.write(QUtil::unsigned_char_pointer(image_data), len);
b.writeString(image_data);
b.finish();
QPDFObjectHandle dict =
convertIIDict(QPDFObjectHandle::parse(dict_str));

4
libqpdf/QPDFWriter.cc
View File

@ -961,7 +961,7 @@ QPDFWriter::writeBinary(unsigned long long val, unsigned int bytes)
void
QPDFWriter::writeString(std::string const& str)
{
this->m->pipeline->write(QUtil::unsigned_char_pointer(str), str.length());
this->m->pipeline->writeString(str);
}
void
@ -1736,7 +1736,7 @@ QPDFWriter::unparseObject(
true,
QUtil::unsigned_char_pointer(this->m->cur_data_key),
this->m->cur_data_key.length());
pl.write(QUtil::unsigned_char_pointer(val), val.length());
pl.writeString(val);
pl.finish();
auto buf = bufpl.getBufferSharedPointer();
val = QPDF_String(std::string(

12
libqpdf/QPDF_encryption.cc
View File

@ -235,7 +235,7 @@ process_with_aes(
}
aes.disablePadding();
for (unsigned int i = 0; i < repetitions; ++i) {
aes.write(QUtil::unsigned_char_pointer(data), data.length());
aes.writeString(data);
}
aes.finish();
auto bufp = buffer.getBufferSharedPointer();
@ -255,9 +255,9 @@ hash_V5(
QPDF::EncryptionData const& data)
{
Pl_SHA2 hash(256);
hash.write(QUtil::unsigned_char_pointer(password), password.length());
hash.write(QUtil::unsigned_char_pointer(salt), salt.length());
hash.write(QUtil::unsigned_char_pointer(udata), udata.length());
hash.writeString(password);
hash.writeString(salt);
hash.writeString(udata);
hash.finish();
std::string K = hash.getRawDigest();
@ -311,7 +311,7 @@ hash_V5(
E_mod_3 %= 3;
int next_hash = ((E_mod_3 == 0) ? 256 : (E_mod_3 == 1) ? 384 : 512);
Pl_SHA2 sha2(next_hash);
sha2.write(QUtil::unsigned_char_pointer(E), E.length());
sha2.writeString(E);
sha2.finish();
K = sha2.getRawDigest();
@ -1151,7 +1151,7 @@ QPDF::decryptString(std::string& str, int objid, int generation)
false,
QUtil::unsigned_char_pointer(key),
key.length());
pl.write(QUtil::unsigned_char_pointer(str), str.length());
pl.writeString(str);
pl.finish();
auto buf = bufpl.getBufferSharedPointer();
str = std::string(

21
qpdf/test_driver.cc
View File

@ -477,9 +477,7 @@ test_8(QPDF& pdf, char const* arg2)
}
Pl_Buffer p1("buffer");
Pl_Flate p2("compress", &p1, Pl_Flate::a_deflate);
p2.write(
QUtil::unsigned_char_pointer("new data for stream\n"),
20); // no null!
p2 << "new data for stream\n";
p2.finish();
auto b = p1.getBufferSharedPointer();
// This is a bogus way to use StreamDataProvider, but it does
@ -1021,9 +1019,7 @@ test_27(QPDF& pdf, char const* arg2)
{
// Local scope
Pl_Buffer pl("buffer");
pl.write(
QUtil::unsigned_char_pointer("new data for stream\n"),
20); // no null!
pl.writeCStr("new data for stream\n");
pl.finish();
auto b = pl.getBufferSharedPointer();
Provider* provider = new Provider(b);
@ -1050,9 +1046,7 @@ test_27(QPDF& pdf, char const* arg2)
{
// Local scope
Pl_Buffer pl("buffer");
pl.write(
QUtil::unsigned_char_pointer("more data for stream\n"),
21); // no null!
pl.writeCStr("more data for stream\n");
pl.finish();
auto b = pl.getBufferSharedPointer();
Provider* provider = new Provider(b);
@ -2648,7 +2642,8 @@ test_76(QPDF& pdf, char const* arg2)
auto efs2 = QPDFEFStreamObjectHelper::createEFStream(pdf, "from string");
efs2.setSubtype("text/plain");
Pl_Buffer p("buffer");
p.write(QUtil::unsigned_char_pointer("from buffer"), 11);
// exercise Pipeline::operator<<(std::string const&)
p << std::string("from buffer");
p.finish();
auto efs3 = QPDFEFStreamObjectHelper::createEFStream(
pdf, p.getBufferSharedPointer());
@ -2700,7 +2695,7 @@ test_78(QPDF& pdf, char const* arg2)
// Test functional versions of replaceStreamData()
auto f1 = [](Pipeline* p) {
p->write(QUtil::unsigned_char_pointer("potato"), 6);
p->writeCStr("potato");
p->finish();
};
auto f2 = [](Pipeline* p, bool suppress_warnings, bool will_retry) {
@ -2712,7 +2707,7 @@ test_78(QPDF& pdf, char const* arg2)
if (!suppress_warnings) {
std::cerr << "warning" << std::endl;
}
p->write(QUtil::unsigned_char_pointer("salad"), 5);
p->writeCStr("salad");
p->finish();
std::cerr << "f2 done" << std::endl;
return true;
@ -2767,7 +2762,7 @@ test_79(QPDF& pdf, char const* arg2)
// Use a provider
Pl_Buffer b("buffer");
b.write(QUtil::unsigned_char_pointer("from buffer"), 11);
b.writeCStr("from buffer");
b.finish();
auto bp = b.getBufferSharedPointer();
auto s3 = QPDFObjectHandle::newStream(&pdf, bp);