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varint: make helper public

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This commit is contained in:
niftynei
2023-07-07 00:33:01 -05:00
committed by Rusty Russell
parent aba4d18ed1
commit 388f27edce
2 changed files with 8 additions and 2 deletions
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5
bitcoin/psbt.c
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@@ -4,6 +4,7 @@
#include <bitcoin/psbt.h> #include <bitcoin/psbt.h>
#include <bitcoin/pubkey.h> #include <bitcoin/pubkey.h>
#include <bitcoin/script.h> #include <bitcoin/script.h>
#include <bitcoin/varint.h>
#include <ccan/ccan/array_size/array_size.h> #include <ccan/ccan/array_size/array_size.h>
#include <ccan/ccan/mem/mem.h> #include <ccan/ccan/mem/mem.h>
#include <ccan/tal/str/str.h> #include <ccan/tal/str/str.h>
@@ -467,12 +468,12 @@ static void add_type(u8 **key, const u8 num)
add(key, &num, 1); add(key, &num, 1);
} }
static void add_varint(u8 **key, size_t val) void add_varint(u8 **arr, size_t val)
{ {
u8 vt[VARINT_MAX_LEN]; u8 vt[VARINT_MAX_LEN];
size_t vtlen; size_t vtlen;
vtlen = varint_put(vt, val); vtlen = varint_put(vt, val);
add(key, vt, vtlen); tal_expand(arr, vt, vtlen);
} }
#define LIGHTNING_PROPRIETARY_PREFIX "lightning" #define LIGHTNING_PROPRIETARY_PREFIX "lightning"

5
bitcoin/psbt.h
View File

@@ -17,6 +17,11 @@ struct bitcoin_signature;
struct bitcoin_txid; struct bitcoin_txid;
struct pubkey; struct pubkey;
/* Utility we need for psbt stuffs;
* add the varint onto the given array */
void add_varint(u8 **arr, size_t val);
/** /**
* create_psbt - Create a new psbt object * create_psbt - Create a new psbt object
* *