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core: adjust System.Storage.Put interop

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Part of #1055.

Maximum storage key len has been changed. Also added maximum storage
value len restriction.
This commit is contained in:
Anna Shaleva 2020-07-22 11:05:10 +03:00
parent b5185d5d1a
commit 47eadcdf2a
1 changed files with 7 additions and 1 deletions
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8
pkg/core/interop_system.go
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@ -23,7 +23,10 @@ import (
const ( const (
// MaxStorageKeyLen is the maximum length of a key for storage items. // MaxStorageKeyLen is the maximum length of a key for storage items.
MaxStorageKeyLen = 1024 MaxStorageKeyLen = 64
// MaxStorageValueLen is the maximum length of a value for storage items.
// It is set to be the maximum value for uint16.
MaxStorageValueLen = 65535
// MaxTraceableBlocks is the maximum number of blocks before current chain // MaxTraceableBlocks is the maximum number of blocks before current chain
// height we're able to give information about. // height we're able to give information about.
MaxTraceableBlocks = transaction.MaxValidUntilBlockIncrement MaxTraceableBlocks = transaction.MaxValidUntilBlockIncrement
@ -363,6 +366,9 @@ func putWithContextAndFlags(ic *interop.Context, v *vm.VM, stc *StorageContext,
if len(key) > MaxStorageKeyLen { if len(key) > MaxStorageKeyLen {
return errors.New("key is too big") return errors.New("key is too big")
} }
if len(value) > MaxStorageValueLen {
return errors.New("value is too big")
}
if stc.ReadOnly { if stc.ReadOnly {
return errors.New("StorageContext is read only") return errors.New("StorageContext is read only")
} }