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polkadot-sdk
Commits
adc2e52a
Commit
adc2e52a
authored
7 years ago
by
Gav
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Native storage support API.
parent
391fb191
No related merge requests found
Changes
3
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3 changed files
substrate/Cargo.lock
+20
-0
20 additions, 0 deletions
substrate/Cargo.lock
substrate/native-runtime/support/Cargo.toml
+4
-0
4 additions, 0 deletions
substrate/native-runtime/support/Cargo.toml
substrate/native-runtime/support/src/lib.rs
+62
-3
62 additions, 3 deletions
substrate/native-runtime/support/src/lib.rs
with
86 additions
and
3 deletions
substrate/Cargo.lock
+
20
−
0
View file @
adc2e52a
...
...
@@ -425,6 +425,11 @@ name = "lazy_static"
version = "0.2.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "lazy_static"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "lazycell"
version = "0.5.1"
...
...
@@ -568,6 +573,15 @@ dependencies = [
"parking_lot_core 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "parking_lot"
version = "0.5.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
"parking_lot_core 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "parking_lot_core"
version = "0.2.6"
...
...
@@ -818,6 +832,10 @@ dependencies = [
[[package]]
name = "runtime-support"
version = "0.1.0"
dependencies = [
"lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"parking_lot 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "rustc-demangle"
...
...
@@ -1189,6 +1207,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
"checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
"checksum lazy_static 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)" = "c9e5e58fa1a4c3b915a561a78a22ee0cac6ab97dca2504428bc1cb074375f8d5"
"checksum lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c8f31047daa365f19be14b47c29df4f7c3b581832407daabe6ae77397619237d"
"checksum lazycell 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3b585b7a6811fb03aa10e74b278a0f00f8dd9b45dc681f148bb29fa5cb61859b"
"checksum libc 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "5ba3df4dcb460b9dfbd070d41c94c19209620c191b0340b929ce748a2bcd42d2"
"checksum log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "880f77541efa6e5cc74e76910c9884d9859683118839d6a1dc3b11e63512565b"
...
...
@@ -1205,6 +1224,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "cdf84f41639e037b484f93433aa3897863b561ed65c6e59c7073d7c561710f37"
"checksum parity-wasm 0.15.4 (registry+https://github.com/rust-lang/crates.io-index)" = "235801e9531998c4bb307f4ea6833c9f40a4cf132895219ac8c2cd25a9b310f7"
"checksum parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "149d8f5b97f3c1133e3cfcd8886449959e856b557ff281e292b733d7c69e005e"
"checksum parking_lot 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3e7f7c9857874e54afeb950eebeae662b1e51a2493666d2ea4c0a5d91dcf0412"
"checksum parking_lot_core 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "4f610cb9664da38e417ea3225f23051f589851999535290e077939838ab7a595"
"checksum patricia-trie 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f1e2f638d79aba5c4a71a4f373df6e3cd702250a53b7f0ed4da1e2a7be9737ae"
"checksum percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
...
...
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substrate/native-runtime/support/Cargo.toml
+
4
−
0
View file @
adc2e52a
...
...
@@ -5,3 +5,7 @@ authors = ["Parity Technologies <admin@parity.io>"]
[features]
strict
=
[]
[dependencies]
lazy_static
=
"1.0.0"
parking_lot
=
"0.5"
This diff is collapsed.
Click to expand it.
substrate/native-runtime/support/src/lib.rs
+
62
−
3
View file @
adc2e52a
#[macro_use]
extern
crate
lazy_static
;
extern
crate
parking_lot
;
pub
use
std
::
vec
::
Vec
;
pub
use
std
::
rc
::
Rc
;
pub
use
std
::
cell
::
RefCell
;
pub
use
std
::
boxed
::
Box
;
pub
use
std
::
mem
::{
size_of
,
transmute
};
pub
fn
storage
(
_key
:
&
[
u8
])
->
Vec
<
u8
>
{
vec!
[]
}
pub
fn
storage_into
<
T
:
Sized
>
(
_key
:
&
[
u8
])
->
Option
<
T
>
{
None
}
pub
fn
set_storage
(
_key
:
&
[
u8
],
_value
:
&
[
u8
])
{}
use
std
::
collections
::
HashMap
;
use
parking_lot
::
Mutex
;
lazy_static!
{
static
ref
HASHMAP
:
Mutex
<
HashMap
<
Vec
<
u8
>
,
Vec
<
u8
>>>
=
Mutex
::
new
(
HashMap
::
new
());
}
pub
fn
storage
(
_key
:
&
[
u8
])
->
Vec
<
u8
>
{
HASHMAP
.lock
()
.get
(
_key
)
.cloned
()
.unwrap_or_else
(
Vec
::
new
)
}
pub
fn
storage_into
<
T
:
Sized
>
(
_key
:
&
[
u8
])
->
Option
<
T
>
{
let
size
=
size_of
::
<
T
>
();
if
let
Some
(
value
)
=
HASHMAP
.lock
()
.get
(
_key
)
{
if
value
.len
()
==
size
{
unsafe
{
let
mut
result
:
T
=
std
::
mem
::
uninitialized
();
std
::
slice
::
from_raw_parts_mut
(
transmute
::
<*
mut
T
,
*
mut
u8
>
(
&
mut
result
),
size
)
.copy_from_slice
(
&
value
);
return
Some
(
result
);
}
}
}
None
}
pub
fn
set_storage
(
_key
:
&
[
u8
],
_value
:
&
[
u8
])
{
HASHMAP
.lock
()
.insert
(
_key
.to_vec
(),
_value
.to_vec
());
}
pub
fn
init_storage
(
new
:
HashMap
<
Vec
<
u8
>
,
Vec
<
u8
>>
)
{
*
HASHMAP
.lock
()
=
new
;
}
#[macro_export]
macro_rules!
impl_stubs
{
(
$
(
$name:ident
),
*
)
=>
{}
}
#[cfg(test)]
mod
tests
{
use
super
::
*
;
macro_rules!
map
{
(
$
(
$name:expr
=>
$value:expr
),
*
)
=>
(
vec!
[
$
(
(
$name
,
$value
)
),
*
]
.into_iter
()
.collect
()
)
}
#[test]
fn
storage_works
()
{
assert_eq!
(
storage
(
b"hello"
),
vec!
[]);
set_storage
(
b"hello"
,
b"world"
);
assert_eq!
(
storage
(
b"hello"
),
b"world"
.to_vec
());
assert_eq!
(
storage
(
b"foo"
),
vec!
[]);
set_storage
(
b"foo"
,
&
[
1
,
2
,
3
][
..
]);
assert_eq!
(
storage_into
::
<
[
u8
;
3
]
>
(
b"foo"
),
Some
([
1
,
2
,
3
]));
assert_eq!
(
storage_into
::
<
[
u8
;
3
]
>
(
b"hello"
),
None
);
init_storage
(
map!
[
b"foo"
.to_vec
()
=>
b"bar"
.to_vec
()]);
assert_eq!
(
storage
(
b"hello"
),
vec!
[]);
assert_eq!
(
storage
(
b"foo"
),
b"bar"
.to_vec
());
}
}
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