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MCOL-3424 Fix handler API breakage for write_row()

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The MariaDB handler API changed for write_row(). The 'buf' parameter is
now a 'const'. This meant that our implementation didn't match the
virtual call so ours was no longer called. This implemented the 'const'.
This commit is contained in:
Andrew Hutchings
2019-08-13 14:18:59 +01:00
parent 0879d70d87
commit fd5233f070
5 changed files with 20 additions and 18 deletions
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26
dbcon/mysql/ha_calpont_dml.cpp
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@ -653,7 +653,7 @@ int ha_calpont_impl_write_last_batch(TABLE* table, cal_connection_info& ci, bool
}
int ha_calpont_impl_write_row_(uchar* buf, TABLE* table, cal_connection_info& ci, ha_rows& rowsInserted)
int ha_calpont_impl_write_row_(const uchar* buf, TABLE* table, cal_connection_info& ci, ha_rows& rowsInserted)
{
int rc = 0;
//timer.start( "buildValueList");
@ -743,13 +743,13 @@ int ha_calpont_impl_write_row_(uchar* buf, TABLE* table, cal_connection_info& ci
}
}
int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_connection_info& ci)
int ha_calpont_impl_write_batch_row_(const uchar* buf, TABLE* table, cal_impl_if::cal_connection_info& ci)
{
ByteStream rowData;
int rc = 0;
//std::ostringstream data;
bool nullVal = false;
uchar* bufHdr = buf; // bit flag indicating a field is null. Only those fields that are nullable are represented.
const uchar* bufHdr = buf; // bit flag indicating a field is null. Only those fields that are nullable are represented.
int32_t headerByte = 0; // Current byte in the bufHdr
int32_t headerBit = 0; // current bit in the bufHdr current byte.
uint16_t colpos = 0;
@ -815,7 +815,7 @@ int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_
}
else
{
uchar* tmp1 = buf;
const uchar* tmp1 = buf;
uint32_t tmp = (tmp1[2] << 16) + (tmp1[1] << 8) + tmp1[0];
int day = tmp & 0x0000001fl;
@ -1491,11 +1491,12 @@ int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_
if (ci.columnTypes[colpos].scale == 0)
{
uchar* tmpBuf = buf;
const uchar* tmpBuf = buf;
//test flag bit for sign
bool posNum = tmpBuf[0] & (0x80);
tmpBuf[0] ^= 0x80; //flip the bit
int32_t tmp1 = tmpBuf[0];
uchar tmpChr = tmpBuf[0];
tmpChr ^= 0x80; //flip the bit
int32_t tmp1 = tmpChr;
if (totalBytes > 4)
{
@ -1589,11 +1590,12 @@ int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_
}
else
{
uchar* tmpBuf = buf;
const uchar* tmpBuf = buf;
//test flag bit for sign
bool posNum = tmpBuf[0] & (0x80);
tmpBuf[0] ^= 0x80; //flip the bit
int32_t tmp1 = tmpBuf[0];
uchar tmpChr = tmpBuf[0];
tmpChr ^= 0x80; //flip the bit
int32_t tmp1 = tmpChr;
//fetch the digits before decimal point
if (bytesBefore == 0)
@ -1805,7 +1807,7 @@ int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_
buf = buf + 2 ;
}
uchar* tmpBuf = buf;
const uchar* tmpBuf = buf;
for (int32_t i = 0; i < dataLength; i++)
{
@ -1831,7 +1833,7 @@ int ha_calpont_impl_write_batch_row_(uchar* buf, TABLE* table, cal_impl_if::cal_
if ( dataLength > ci.columnTypes[colpos].colWidth)
dataLength = ci.columnTypes[colpos].colWidth;
uchar* tmpBuf = buf;
const uchar* tmpBuf = buf;
for (int32_t i = 0; i < dataLength; i++)
{