24#ifndef __mqtt_buffer_ref_h
25#define __mqtt_buffer_ref_h
71 using blob = std::basic_string<value_type>;
137 static_assert(
sizeof(char) ==
sizeof(T),
"can only use C arr with char or byte buffers");
182 static_assert(
sizeof(char) ==
sizeof(T),
"can only use C arr with char or byte buffers");
195 template <
typename OT>
197 static_assert(
sizeof(OT) ==
sizeof(T),
"Can only assign buffers if values the same size");
212 explicit operator bool()
const {
return bool(data_); }
226 bool empty()
const {
return !data_ || data_->empty(); }
236 size_t size()
const {
return data_->size(); }
241 size_t length()
const {
return data_->length(); }
257 const char*
c_str()
const {
return data_->c_str(); }
Definition buffer_ref.h:60
buffer_ref(const char *buf)
Definition buffer_ref.h:135
buffer_ref(pointer_type &&p)
Definition buffer_ref.h:123
T value_type
Definition buffer_ref.h:66
buffer_ref & operator=(blob &&b)
Definition buffer_ref.h:172
buffer_ref & operator=(const buffer_ref &rhs)=default
buffer_ref & operator=(buffer_ref &&rhs)=default
buffer_ref(const buffer_ref &buf)=default
const char * c_str() const
Definition buffer_ref.h:257
size_t size() const
Definition buffer_ref.h:236
buffer_ref & operator=(const buffer_ref< OT > &rhs)
Definition buffer_ref.h:196
bool is_null() const
Definition buffer_ref.h:220
buffer_ref & operator=(const blob &b)
Definition buffer_ref.h:160
const value_type * data() const
Definition buffer_ref.h:231
const blob & to_string() const
Definition buffer_ref.h:251
std::basic_string< value_type > blob
Definition buffer_ref.h:71
const value_type & operator[](size_t i) const
Definition buffer_ref.h:268
const blob & str() const
Definition buffer_ref.h:246
std::shared_ptr< const blob > pointer_type
Definition buffer_ref.h:76
const pointer_type & ptr() const
Definition buffer_ref.h:262
size_t length() const
Definition buffer_ref.h:241
buffer_ref(const blob &b)
Definition buffer_ref.h:101
buffer_ref & operator=(const char *cstr)
Definition buffer_ref.h:181
buffer_ref(const value_type *buf, size_t n)
Definition buffer_ref.h:129
buffer_ref(buffer_ref &&buf)=default
void reset()
Definition buffer_ref.h:204
buffer_ref(const pointer_type &p)
Definition buffer_ref.h:115
bool empty() const
Definition buffer_ref.h:226
buffer_ref(blob &&b)
Definition buffer_ref.h:107
Definition async_client.h:49
std::ostream & operator<<(std::ostream &os, const buffer_ref< T > &buf)
Definition buffer_ref.h:279