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#include "utils.h"
#include <ccan/str/hex/hex.h>
secp256k1_context *secp256k1_ctx;
char *tal_hexstr(const tal_t *ctx, const void *data, size_t len)
{
char *str = tal_arr(ctx, char, hex_str_size(len));
hex_encode(data, len, str, hex_str_size(len));
return str;
}
u8 *tal_hexdata(const tal_t *ctx, const void *str, size_t len)
{
u8 *data = tal_arr(ctx, u8, hex_data_size(len));
if (!hex_decode(str, len, data, hex_data_size(len)))
return NULL;
return data;
}