MySQL  8.0.27
Source Code Documentation
xa_aux.h File Reference
#include "m_string.h"

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Functions

char * serialize_xid (char *buf, long fmt, long gln, long bln, const char *dat)
 Function serializes XID which is characterized by by four last arguments of the function. More...
 

Function Documentation

◆ serialize_xid()

char* serialize_xid ( char *  buf,
long  fmt,
long  gln,
long  bln,
const char *  dat 
)
inline

Function serializes XID which is characterized by by four last arguments of the function.

Serialized XID is presented in valid hex format and is returned to the caller in a buffer pointed by the first argument. The buffer size provived by the caller must be not less than 8 + 2 * XIDDATASIZE + 4 * sizeof(XID::formatID) + 1, see XID::serialize_xid() that is a caller and plugin.h for XID declaration.

Parameters
bufpointer to a buffer allocated for storing serialized data
fmtformatID value
glngtrid_length value
blnbqual_length value
datdata value
Returns
the value of the buffer pointer