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Remove signature leaking.

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Alpha has segregated witnesses, so txid doesn't include the inputs.
That means we can create the first commit transaction before we sign
the anchor tx.

Bitcoin will need to do this differently: presumbly via new sipops
(a OP_CHECKSIG2VERIFY I imagine).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2015-07-03 14:00:54 +09:30
parent 69b2690ecb
commit a663dc322c
12 changed files with 36 additions and 246 deletions
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120
lightning.pb-c.c
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@@ -394,49 +394,6 @@ void open_anchor_scriptsigs__free_unpacked
assert(message->base.descriptor == &open_anchor_scriptsigs__descriptor);
protobuf_c_message_free_unpacked ((ProtobufCMessage*)message, allocator);
}
void leak_anchor_sigs_and_pretend_we_didnt__init
(LeakAnchorSigsAndPretendWeDidnt *message)
{
static LeakAnchorSigsAndPretendWeDidnt init_value = LEAK_ANCHOR_SIGS_AND_PRETEND_WE_DIDNT__INIT;
*message = init_value;
}
size_t leak_anchor_sigs_and_pretend_we_didnt__get_packed_size
(const LeakAnchorSigsAndPretendWeDidnt *message)
{
assert(message->base.descriptor == &leak_anchor_sigs_and_pretend_we_didnt__descriptor);
return protobuf_c_message_get_packed_size ((const ProtobufCMessage*)(message));
}
size_t leak_anchor_sigs_and_pretend_we_didnt__pack
(const LeakAnchorSigsAndPretendWeDidnt *message,
uint8_t *out)
{
assert(message->base.descriptor == &leak_anchor_sigs_and_pretend_we_didnt__descriptor);
return protobuf_c_message_pack ((const ProtobufCMessage*)message, out);
}
size_t leak_anchor_sigs_and_pretend_we_didnt__pack_to_buffer
(const LeakAnchorSigsAndPretendWeDidnt *message,
ProtobufCBuffer *buffer)
{
assert(message->base.descriptor == &leak_anchor_sigs_and_pretend_we_didnt__descriptor);
return protobuf_c_message_pack_to_buffer ((const ProtobufCMessage*)message, buffer);
}
LeakAnchorSigsAndPretendWeDidnt *
leak_anchor_sigs_and_pretend_we_didnt__unpack
(ProtobufCAllocator *allocator,
size_t len,
const uint8_t *data)
{
return (LeakAnchorSigsAndPretendWeDidnt *)
protobuf_c_message_unpack (&leak_anchor_sigs_and_pretend_we_didnt__descriptor,
allocator, len, data);
}
void leak_anchor_sigs_and_pretend_we_didnt__free_unpacked
(LeakAnchorSigsAndPretendWeDidnt *message,
ProtobufCAllocator *allocator)
{
assert(message->base.descriptor == &leak_anchor_sigs_and_pretend_we_didnt__descriptor);
protobuf_c_message_free_unpacked ((ProtobufCMessage*)message, allocator);
}
void open_complete__init
(OpenComplete *message)
{
@@ -1722,44 +1679,6 @@ const ProtobufCMessageDescriptor open_anchor_scriptsigs__descriptor =
(ProtobufCMessageInit) open_anchor_scriptsigs__init,
NULL,NULL,NULL /* reserved[123] */
};
static const ProtobufCFieldDescriptor leak_anchor_sigs_and_pretend_we_didnt__field_descriptors[1] =
{
{
"sigs",
1,
PROTOBUF_C_LABEL_REQUIRED,
PROTOBUF_C_TYPE_MESSAGE,
0, /* quantifier_offset */
offsetof(LeakAnchorSigsAndPretendWeDidnt, sigs),
&open_anchor_scriptsigs__descriptor,
NULL,
0, /* flags */
0,NULL,NULL /* reserved1,reserved2, etc */
},
};
static const unsigned leak_anchor_sigs_and_pretend_we_didnt__field_indices_by_name[] = {
0, /* field[0] = sigs */
};
static const ProtobufCIntRange leak_anchor_sigs_and_pretend_we_didnt__number_ranges[1 + 1] =
{
{ 1, 0 },
{ 0, 1 }
};
const ProtobufCMessageDescriptor leak_anchor_sigs_and_pretend_we_didnt__descriptor =
{
PROTOBUF_C__MESSAGE_DESCRIPTOR_MAGIC,
"leak_anchor_sigs_and_pretend_we_didnt",
"LeakAnchorSigsAndPretendWeDidnt",
"LeakAnchorSigsAndPretendWeDidnt",
"",
sizeof(LeakAnchorSigsAndPretendWeDidnt),
1,
leak_anchor_sigs_and_pretend_we_didnt__field_descriptors,
leak_anchor_sigs_and_pretend_we_didnt__field_indices_by_name,
1, leak_anchor_sigs_and_pretend_we_didnt__number_ranges,
(ProtobufCMessageInit) leak_anchor_sigs_and_pretend_we_didnt__init,
NULL,NULL,NULL /* reserved[123] */
};
static const ProtobufCFieldDescriptor open_complete__field_descriptors[1] =
{
{
@@ -2306,7 +2225,7 @@ const ProtobufCMessageDescriptor error__descriptor =
(ProtobufCMessageInit) error__init,
NULL,NULL,NULL /* reserved[123] */
};
static const ProtobufCFieldDescriptor pkt__field_descriptors[16] =
static const ProtobufCFieldDescriptor pkt__field_descriptors[15] =
{
{
"update",
@@ -2404,18 +2323,6 @@ static const ProtobufCFieldDescriptor pkt__field_descriptors[16] =
0 | PROTOBUF_C_FIELD_FLAG_ONEOF, /* flags */
0,NULL,NULL /* reserved1,reserved2, etc */
},
{
"omg_fail",
205,
PROTOBUF_C_LABEL_OPTIONAL,
PROTOBUF_C_TYPE_MESSAGE,
offsetof(Pkt, pkt_case),
offsetof(Pkt, omg_fail),
&leak_anchor_sigs_and_pretend_we_didnt__descriptor,
NULL,
0 | PROTOBUF_C_FIELD_FLAG_ONEOF, /* flags */
0,NULL,NULL /* reserved1,reserved2, etc */
},
{
"new_anchor",
301,
@@ -2502,14 +2409,13 @@ static const ProtobufCFieldDescriptor pkt__field_descriptors[16] =
},
};
static const unsigned pkt__field_indices_by_name[] = {
13, /* field[13] = close */
14, /* field[14] = close_complete */
15, /* field[15] = error */
9, /* field[9] = new_anchor */
11, /* field[11] = new_anchor_accept */
10, /* field[10] = new_anchor_ack */
12, /* field[12] = new_anchor_complete */
8, /* field[8] = omg_fail */
12, /* field[12] = close */
13, /* field[13] = close_complete */
14, /* field[14] = error */
8, /* field[8] = new_anchor */
10, /* field[10] = new_anchor_accept */
9, /* field[9] = new_anchor_ack */
11, /* field[11] = new_anchor_complete */
4, /* field[4] = open */
6, /* field[6] = open_anchor_scriptsigs */
5, /* field[5] = open_commit_sig */
@@ -2523,10 +2429,10 @@ static const ProtobufCIntRange pkt__number_ranges[5 + 1] =
{
{ 1, 0 },
{ 201, 4 },
{ 301, 9 },
{ 401, 13 },
{ 1000, 15 },
{ 0, 16 }
{ 301, 8 },
{ 401, 12 },
{ 1000, 14 },
{ 0, 15 }
};
const ProtobufCMessageDescriptor pkt__descriptor =
{
@@ -2536,7 +2442,7 @@ const ProtobufCMessageDescriptor pkt__descriptor =
"Pkt",
"",
sizeof(Pkt),
16,
15,
pkt__field_descriptors,
pkt__field_indices_by_name,
5, pkt__number_ranges,