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libplugin: support filtering of outgoing commands.

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This is crude, handing a raw JSON string, but it works.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2024-06-20 11:23:14 +09:30
parent d2465d4498
commit 1f9ddd24b2
4 changed files with 26 additions and 2 deletions
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7
plugins/libplugin.c
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@@ -325,6 +325,7 @@ struct out_req *
jsonrpc_request_start_(struct plugin *plugin, struct command *cmd,
const char *method,
const char *id_prefix,
const char *filter,
struct command_result *(*cb)(struct command *command,
const char *buf,
const jsmntok_t *result,
@@ -355,6 +356,12 @@ jsonrpc_request_start_(struct plugin *plugin, struct command *cmd,
json_add_string(out->js, "jsonrpc", "2.0");
json_add_id(out->js, out->id);
json_add_string(out->js, "method", method);
if (filter) {
/* This is raw JSON, so paste, don't escape! */
size_t len = strlen(filter);
char *p = json_out_member_direct(out->js->jout, "filter", len);
memcpy(p, filter, len);
}
if (out->errcb)
json_object_start(out->js, "params");