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#ifndef ADHOC_BUFFER_H
#define ADHOC_BUFFER_H
#include "intrusivePtrBase.h"
#include <string>
#include <vector>
#include <stdarg.h>
#include <boost/format.hpp>
#include <boost/shared_ptr.hpp>
#include "visibility.h"
class DLL_PUBLIC Buffer;
namespace std {
DLL_PUBLIC std::ostream & operator<<(std::ostream &, const Buffer &);
}
class DLL_PUBLIC Buffer : public virtual IntrusivePtrBase {
public:
typedef boost::intrusive_ptr<Buffer> Ptr;
typedef boost::intrusive_ptr<const Buffer> CPtr;
Buffer();
Buffer(const char * src);
Buffer(char * src, bool copy);
~Buffer();
Buffer & operator+=(const char * str);
Buffer & operator+=(const std::string & str);
Buffer & operator=(const char * str);
Buffer & operator=(const std::string & str);
Buffer & operator=(const Buffer & str);
bool operator!() const;
operator bool() const;
operator std::string() const;
operator const char *() const;
void writeto(char * buf, size_t bufSize, size_t off) const;
friend std::ostream & std::operator<<(std::ostream &, const Buffer &);
Buffer & append(const char * str);
Buffer & append(char * str, bool copy);
Buffer & append(const std::string & str);
Buffer & appendf(const char * fmt, ...) __attribute__((format (printf, 2, 3)));
Buffer & vappendf(const char * fmt, va_list args);
template <typename ... Params>
Buffer & appendbf(const std::string & fmtstr, const Params & ... params)
{
return appendbf(*getFormat(fmtstr), params...);
}
template <typename Param, typename ... Params>
Buffer & appendbf(boost::format & fmt, const Param & param, const Params & ... params)
{
fmt % param;
return appendbf(fmt, params...);
}
Buffer & appendbf(boost::format & fmt);
Buffer & clear();
size_t length() const;
std::string str() const;
static boost::shared_ptr<boost::format> getFormat(const std::string & msgfmt);
private:
void DLL_PRIVATE flatten() const;
class DLL_PRIVATE Fragment : public virtual IntrusivePtrBase {
public:
typedef boost::intrusive_ptr<Fragment> Ptr;
typedef boost::intrusive_ptr<const Fragment> CPtr;
Fragment(const char *, size_t);
Fragment(const char *);
Fragment(char *, size_t, bool);
~Fragment();
size_t len; // Excluding NULL term
char * buf;
};
typedef std::vector<Fragment::Ptr> Content;
mutable Content content;
};
#endif
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