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59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
#include "utils.h"
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#include <ccan/list/list.h>
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#include <ccan/str/hex/hex.h>
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#include <ccan/tal/str/str.h>
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secp256k1_context *secp256k1_ctx;
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char *tal_hexstr(const tal_t *ctx, const void *data, size_t len)
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{
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char *str = tal_arr(ctx, char, hex_str_size(len));
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hex_encode(data, len, str, hex_str_size(len));
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return str;
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}
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char *tal_hex(const tal_t *ctx, const tal_t *data)
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{
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return tal_hexstr(ctx, data, tal_len(data));
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}
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u8 *tal_hexdata(const tal_t *ctx, const void *str, size_t len)
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{
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u8 *data = tal_arr(ctx, u8, hex_data_size(len));
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if (!hex_decode(str, len, data, hex_data_size(len)))
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return NULL;
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return data;
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}
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struct tmpctx {
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struct list_node list;
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const char *file;
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unsigned int line;
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};
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static struct list_head tmpctxs = LIST_HEAD_INIT(tmpctxs);
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static void destroy_tmpctx(struct tmpctx *t)
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{
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list_del_from(&tmpctxs, &t->list);
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}
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tal_t *tal_tmpctx_(const tal_t *ctx, const char *file, unsigned int line)
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{
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struct tmpctx *t = tal(ctx, struct tmpctx);
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t->file = file;
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t->line = line;
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list_add_tail(&tmpctxs, &t->list);
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tal_add_destructor(t, destroy_tmpctx);
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return t;
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}
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const char *tmpctx_any(void)
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{
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struct tmpctx *t = list_top(&tmpctxs, struct tmpctx, list);
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if (t)
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return tal_fmt(t, "%s:%u", t->file, t->line);
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return NULL;
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}
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