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Fixed possible crash in RsGxsIdSerialiser by checking return value of dynamic_cast.

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@8599 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
thunder2 2015-07-12 01:43:10 +00:00
parent e53f531271
commit 090148cea2
1 changed files with 12 additions and 2 deletions
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14
libretroshare/src/serialiser/rsgxsiditems.h
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@ -140,11 +140,21 @@ public:
virtual uint32_t size (RsItem *item) virtual uint32_t size (RsItem *item)
{ {
return dynamic_cast<RsGxsIdItem *>(item)->serial_size() ; RsGxsIdItem *idItem = dynamic_cast<RsGxsIdItem *>(item);
if (!idItem)
{
return 0;
}
return idItem->serial_size() ;
} }
virtual bool serialise(RsItem *item, void *data, uint32_t *size) virtual bool serialise(RsItem *item, void *data, uint32_t *size)
{ {
return dynamic_cast<RsGxsIdItem *>(item)->serialise(data,*size) ; RsGxsIdItem *idItem = dynamic_cast<RsGxsIdItem *>(item);
if (!idItem)
{
return false;
}
return idItem->serialise(data,*size) ;
} }
virtual RsItem *deserialise (void *data, uint32_t *size) ; virtual RsItem *deserialise (void *data, uint32_t *size) ;