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dc18f3cd7b
No code changes, just catching up with the BOLT changes which rework our blinded path terminology (for the better!). Another patch will sweep the rest of our internal names, this tries only to make things compile and fix up the BOLT quotes. 1. Inside payload: current_blinding_point -> current_path_key 2. Inside update_add_htlc TLV: blinding_point -> blinded_path 3. Inside blinded_path: blinding -> first_path_key 4. Inside onion_message: blinding -> path_key. 5. Inside encrypted_data_tlv: next_blinding_override -> next_path_key_override Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
#include "config.h"
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#include <assert.h>
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#include <common/blindedpay.h>
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#include <common/bolt12.h>
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#include <common/onion_encode.h>
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u8 **blinded_onion_hops(const tal_t *ctx,
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struct amount_msat final_amount,
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u32 final_cltv,
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struct amount_msat total_amount,
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const struct blinded_path *path)
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{
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u8 **onions = tal_arr(ctx, u8 *, tal_count(path->path));
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assert(tal_count(onions) > 0);
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for (size_t i = 0; i < tal_count(onions); i++) {
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bool first = (i == 0);
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bool final = (i == tal_count(onions) - 1);
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/* BOLT #4:
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* - For every node inside a blinded route:
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* - MUST include the `encrypted_recipient_data` provided by the
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* recipient
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* - For the first node in the blinded route:
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* - MUST include the `path_key` provided by the
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* recipient in `current_path_key`
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* - If it is the final node:
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* - MUST include `amt_to_forward`, `outgoing_cltv_value` and `total_amount_msat`.
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*...
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* - MUST NOT include any other tlv field.
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*/
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onions[i] = onion_blinded_hop(onions,
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final ? &final_amount : NULL,
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final ? &total_amount : NULL,
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final ? &final_cltv : NULL,
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path->path[i]->encrypted_recipient_data,
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first ? &path->first_path_key : NULL);
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}
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return onions;
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}
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