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ndb - rel5.1.16 NdbRecAttr print of blob length assumed uint64 aligned buffer

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ndb - 5.1.16 uint64 align for ndb_restore
(backport)


ndb/src/ndbapi/NdbRecAttr.cpp:
   ndb - rel5.1.16 NdbRecAttr print of blob length assumed uint64 aligned buffer
  (backport)
ndb/tools/restore/Restore.cpp:
   ndb - 5.1.16 uint64 align for ndb_restore
  (backport)
This commit is contained in:
unknown 2007-03-01 08:34:59 +07:00
commit f9bfa7806e
2 changed files with 25 additions and 20 deletions
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38
ndb/src/ndbapi/NdbRecAttr.cpp
View file

@ -346,27 +346,27 @@ NdbOut& operator<<(NdbOut& out, const NdbRecAttr &r)
}
break;
case NdbDictionary::Column::Blob:
{
const NdbBlob::Head* h = (const NdbBlob::Head*)r.aRef();
out << h->length << ":";
const unsigned char* p = (const unsigned char*)(h + 1);
unsigned n = r.arraySize() - sizeof(*h);
for (unsigned k = 0; k < n && k < h->length; k++)
out.print("%02X", (int)p[k]);
j = length;
}
break;
case NdbDictionary::Column::Text:
{
const NdbBlob::Head* h = (const NdbBlob::Head*)r.aRef();
out << h->length << ":";
const unsigned char* p = (const unsigned char*)(h + 1);
unsigned n = r.arraySize() - sizeof(*h);
for (unsigned k = 0; k < n && k < h->length; k++)
out.print("%c", (int)p[k]);
j = length;
{
// user defined aRef() may not be aligned to Uint64
NdbBlob::Head head;
memcpy(&head, r.aRef(), sizeof(head));
out << head.length << ":";
const unsigned char* p = (const unsigned char*)r.aRef() + sizeof(head);
if (r.arraySize() < sizeof(head))
out << "***error***"; // really cannot happen
else {
unsigned n = r.arraySize() - sizeof(head);
for (unsigned k = 0; k < n && k < head.length; k++) {
if (r.getType() == NdbDictionary::Column::Blob)
out.print("%02X", (int)p[k]);
else
out.print("%c", (int)p[k]);
}
}
break;
j = length;
}
break;
case NdbDictionary::Column::Longvarchar:
{
unsigned len = uint2korr(r.aRef());

7
ndb/tools/restore/Restore.cpp
View file

@ -54,7 +54,12 @@ BackupFile::Twiddle(const AttributeDesc* attr_desc, AttributeData* attr_data, Ui
return true;
case 64:
for(i = 0; i<arraySize; i++){
attr_data->u_int64_value[i] = Twiddle64(attr_data->u_int64_value[i]);
// allow unaligned
char* p = (char*)&attr_data->u_int64_value[i];
Uint64 x;
memcpy(&x, p, sizeof(Uint64));
x = Twiddle64(x);
memcpy(p, &x, sizeof(Uint64));
}
return true;
default: