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authorchriseth <chris@ethereum.org>2017-06-13 00:33:23 +0800
committerchriseth <chris@ethereum.org>2017-06-13 00:33:23 +0800
commitca70d82b96de33ce168a22d38cb0ed4a5a4d2cb9 (patch)
tree7309c81ef50eae48bd414fde06863496cb671c46
parent3170fd9a93f9844a155e4f0e01500ab4c9a0bb4b (diff)
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Include abi specs in index and fix styling.
-rw-r--r--docs/abi-spec.rst122
-rw-r--r--docs/contracts.rst2
-rw-r--r--docs/index.rst1
3 files changed, 65 insertions, 60 deletions
diff --git a/docs/abi-spec.rst b/docs/abi-spec.rst
index 66a3befd..607442db 100644
--- a/docs/abi-spec.rst
+++ b/docs/abi-spec.rst
@@ -111,10 +111,14 @@ on the type of `X` being
where `X(i)` is the `ith` component of the value, and
`head` and `tail` are defined for `Ti` being a static type as
+
`head(X(i)) = enc(X(i))` and `tail(X(i)) = ""` (the empty string)
+
and as
+
`head(X(i)) = enc(len(head(X(0)) ... head(X(k-1)) tail(X(0)) ... tail(X(i-1))))`
`tail(X(i)) = enc(X(i))`
+
otherwise, i.e. if `Ti` is a dynamic type.
Note that in the dynamic case, `head(X(i))` is well-defined since the lengths of
@@ -175,13 +179,14 @@ Examples
Given the contract:
-```js
-contract Foo {
- function bar(bytes3[2] xy) {}
- function baz(uint32 x, bool y) returns (bool r) { r = x > 32 || y; }
- function sam(bytes name, bool z, uint[] data) {}
-}
-```
+::
+
+ contract Foo {
+ function bar(bytes3[2] xy) {}
+ function baz(uint32 x, bool y) returns (bool r) { r = x > 32 || y; }
+ function sam(bytes name, bool z, uint[] data) {}
+ }
+
Thus for our `Foo` example if we wanted to call `baz` with the parameters `69` and `true`, we would pass 68 bytes total, which can be broken down into:
@@ -189,10 +194,10 @@ Thus for our `Foo` example if we wanted to call `baz` with the parameters `69` a
- `0x0000000000000000000000000000000000000000000000000000000000000045`: the first parameter, a uint32 value `69` padded to 32 bytes
- `0x0000000000000000000000000000000000000000000000000000000000000001`: the second parameter - boolean `true`, padded to 32 bytes
-In total:
-```
-0xcdcd77c000000000000000000000000000000000000000000000000000000000000000450000000000000000000000000000000000000000000000000000000000000001
-```
+In total::
+
+ 0xcdcd77c000000000000000000000000000000000000000000000000000000000000000450000000000000000000000000000000000000000000000000000000000000001
+
It returns a single `bool`. If, for example, it were to return `false`, its output would be the single byte array `0x0000000000000000000000000000000000000000000000000000000000000000`, a single bool.
If we wanted to call `bar` with the argument `["abc", "def"]`, we would pass 68 bytes total, broken down into:
@@ -201,10 +206,9 @@ If we wanted to call `bar` with the argument `["abc", "def"]`, we would pass 68
- `0x6162630000000000000000000000000000000000000000000000000000000000`: the first part of the first parameter, a `bytes3` value `"abc"` (left-aligned).
- `0x6465660000000000000000000000000000000000000000000000000000000000`: the second part of the first parameter, a `bytes3` value `"def"` (left-aligned).
-In total:
-```
-0xfce353f661626300000000000000000000000000000000000000000000000000000000006465660000000000000000000000000000000000000000000000000000000000
-```
+In total::
+
+ 0xfce353f661626300000000000000000000000000000000000000000000000000000000006465660000000000000000000000000000000000000000000000000000000000
If we wanted to call `sam` with the arguments `"dave"`, `true` and `[1,2,3]`, we would pass 292 bytes total, broken down into:
- `0xa5643bf2`: the Method ID. This is derived from the signature `sam(bytes,bool,uint256[])`. Note that `uint` is replaced with its canonical representation `uint256`.
@@ -218,10 +222,9 @@ If we wanted to call `sam` with the arguments `"dave"`, `true` and `[1,2,3]`, we
- `0x0000000000000000000000000000000000000000000000000000000000000002`: the second entry of the third parameter.
- `0x0000000000000000000000000000000000000000000000000000000000000003`: the third entry of the third parameter.
-In total:
-```
-0xa5643bf20000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000464617665000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003
-```
+In total::
+
+ 0xa5643bf20000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000464617665000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003
Use of Dynamic Types
====================
@@ -249,19 +252,18 @@ Finally, we encode the data part of the second dynamic argument, `"Hello, world!
All together, the encoding is (newline after function selector and each 32-bytes for clarity):
-```
-0x8be65246
-0000000000000000000000000000000000000000000000000000000000000123
-0000000000000000000000000000000000000000000000000000000000000080
-3132333435363738393000000000000000000000000000000000000000000000
-00000000000000000000000000000000000000000000000000000000000000e0
-0000000000000000000000000000000000000000000000000000000000000002
-0000000000000000000000000000000000000000000000000000000000000456
-0000000000000000000000000000000000000000000000000000000000000789
-000000000000000000000000000000000000000000000000000000000000000d
-48656c6c6f2c20776f726c642100000000000000000000000000000000000000
-```
+::
+ 0x8be65246
+ 0000000000000000000000000000000000000000000000000000000000000123
+ 0000000000000000000000000000000000000000000000000000000000000080
+ 3132333435363738393000000000000000000000000000000000000000000000
+ 00000000000000000000000000000000000000000000000000000000000000e0
+ 0000000000000000000000000000000000000000000000000000000000000002
+ 0000000000000000000000000000000000000000000000000000000000000456
+ 0000000000000000000000000000000000000000000000000000000000000789
+ 000000000000000000000000000000000000000000000000000000000000000d
+ 48656c6c6f2c20776f726c642100000000000000000000000000000000000000
Events
======
@@ -309,35 +311,35 @@ An event description is a JSON object with fairly similar fields:
For example,
-```js
-contract Test {
-function Test(){ b = 0x12345678901234567890123456789012; }
-event Event(uint indexed a, bytes32 b)
-event Event2(uint indexed a, bytes32 b)
-function foo(uint a) { Event(a, b); }
-bytes32 b;
-}
-```
+::
+
+ contract Test {
+ function Test(){ b = 0x12345678901234567890123456789012; }
+ event Event(uint indexed a, bytes32 b)
+ event Event2(uint indexed a, bytes32 b)
+ function foo(uint a) { Event(a, b); }
+ bytes32 b;
+ }
would result in the JSON:
-```js
-[{
-"type":"event",
-"inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
-"name":"Event"
-}, {
-"type":"event",
-"inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
-"name":"Event2"
-}, {
-"type":"event",
-"inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
-"name":"Event2"
-}, {
-"type":"function",
-"inputs": [{"name":"a","type":"uint256"}],
-"name":"foo",
-"outputs": []
-}]
-```
+.. code:: JSON
+
+ [{
+ "type":"event",
+ "inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
+ "name":"Event"
+ }, {
+ "type":"event",
+ "inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
+ "name":"Event2"
+ }, {
+ "type":"event",
+ "inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"bytes32","indexed":false}],
+ "name":"Event2"
+ }, {
+ "type":"function",
+ "inputs": [{"name":"a","type":"uint256"}],
+ "name":"foo",
+ "outputs": []
+ }]
diff --git a/docs/contracts.rst b/docs/contracts.rst
index a1192d4e..74f13cbb 100644
--- a/docs/contracts.rst
+++ b/docs/contracts.rst
@@ -458,6 +458,8 @@ value types and strings.
}
+.. _constant-functions:
+
******************
Constant Functions
******************
diff --git a/docs/index.rst b/docs/index.rst
index 4b48b91c..f0ec4472 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -142,6 +142,7 @@ Contents
solidity-in-depth.rst
security-considerations.rst
using-the-compiler.rst
+ abi-spec.rst
style-guide.rst
common-patterns.rst
bugs.rst