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devtools/decodemsg: add --list-tlvs

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2022-03-23 13:14:38 +10:30
parent b19f3a5e7f
commit 5c20b8b1a3
1 changed files with 12 additions and 0 deletions
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12
devtools/decodemsg.c
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@@ -38,6 +38,16 @@ static char *opt_set_onionprint(bool (**printwire)(const u8 *msg))
return NULL;
}
static char *opt_list_tlvnames(void *unused)
{
for (size_t i = 0; tlvs_printpeer_wire_byname[i].name; i++)
printf(" %s\n", tlvs_printpeer_wire_byname[i].name);
for (size_t i = 0; tlvs_printonion_wire_byname[i].name; i++)
printf(" %s\n", tlvs_printonion_wire_byname[i].name);
exit(0);
}
int main(int argc, char *argv[])
{
const u8 *m;
@@ -51,6 +61,8 @@ int main(int argc, char *argv[])
"Decode an error message instead of a peer message");
opt_register_arg("--tlv", opt_set_tlvname, NULL, &printtlv,
"Decode a TLV of this type instead of a peer message");
opt_register_noarg("--list-tlvs", opt_list_tlvnames, NULL,
"List all --tlv names supported");
opt_register_noarg("--help|-h", opt_usage_and_exit,
"[<hexmsg>]"
"Decode a lightning spec wire message from hex, or a series of messages from stdin",