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Code Issues Releases Wiki Activity

Use Pl_Function in qpdflogger C API implementation

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This commit is contained in:
Jay Berkenbilt 2022-06-19 09:12:37 -04:00
parent eae75dbe44
commit 1eb2f208ec
1 changed files with 7 additions and 38 deletions
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45
libqpdf/qpdflogger-c.cc
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@ -1,6 +1,7 @@
#include <qpdf/qpdflogger-c.h>
#include <qpdf/Pipeline.hh>
#include <qpdf/Pl_Function.hh>
#include <qpdf/QIntC.hh>
#include <qpdf/QPDFLogger.hh>
#include <functional>
@ -14,43 +15,6 @@ struct _qpdflogger_handle
std::shared_ptr<QPDFLogger> l;
};
namespace
{
class FunctionPipeline: public Pipeline
{
public:
FunctionPipeline(char const* identifier, qpdf_log_fn_t fn, void* udata);
virtual ~FunctionPipeline() = default;
virtual void write(unsigned char const* buf, size_t len) override;
virtual void finish() override;
private:
qpdf_log_fn_t fn;
void* udata;
};
}; // namespace
FunctionPipeline::FunctionPipeline(
char const* identifier, qpdf_log_fn_t fn, void* udata) :
Pipeline(identifier, nullptr),
fn(fn),
udata(udata)
{
}
void
FunctionPipeline::write(unsigned char const* buf, size_t len)
{
fn(reinterpret_cast<char const*>(buf), QIntC::to_ulong(len), udata);
}
void
FunctionPipeline::finish()
{
// Nothing needed
}
_qpdflogger_handle::_qpdflogger_handle(std::shared_ptr<QPDFLogger> l) :
l(l)
{
@ -92,7 +56,12 @@ set_log_dest(
method(l->discard());
break;
case qpdf_log_dest_custom:
method(std::make_shared<FunctionPipeline>(identifier, fn, udata));
method(std::make_shared<Pl_Function>(
identifier,
nullptr,
[fn, udata](unsigned char const* data, size_t len) {
fn(reinterpret_cast<char const*>(data), len, udata);
}));
break;
}
}