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25 lines
741 B
25 lines
741 B
6 years ago
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#include "privkey.h"
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#include <assert.h>
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#include <ccan/mem/mem.h>
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#include <ccan/str/hex/hex.h>
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#include <common/type_to_string.h>
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static char *privkey_to_hexstr(const tal_t *ctx, const struct privkey *secret)
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{
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/* Bitcoin appends "01" to indicate the pubkey is compressed. */
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char *str = tal_arr(ctx, char, hex_str_size(sizeof(*secret) + 1));
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hex_encode(secret, sizeof(*secret), str, hex_str_size(sizeof(*secret)));
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strcat(str, "01");
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return str;
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}
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REGISTER_TYPE_TO_STRING(privkey, privkey_to_hexstr);
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REGISTER_TYPE_TO_HEXSTR(secret);
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bool secret_eq_consttime(const struct secret *a, const struct secret *b)
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{
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u8 result = 0;
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for (size_t i = 0; i < sizeof(a->data); i++)
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result |= a->data[i] ^ b->data[i];
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return result == 0;
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}
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