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7401b26824
Before: Ten builds, laptop -j5, no ccache: ``` real 0m36.686000-38.956000(38.608+/-0.65)s user 2m32.864000-42.253000(40.7545+/-2.7)s sys 0m16.618000-18.316000(17.8531+/-0.48)s ``` Ten builds, laptop -j5, ccache (warm): ``` real 0m8.212000-8.577000(8.39989+/-0.13)s user 0m12.731000-13.212000(12.9751+/-0.17)s sys 0m3.697000-3.902000(3.83722+/-0.064)s ``` After: Ten builds, laptop -j5, no ccache: 8% faster ``` real 0m33.802000-35.773000(35.468+/-0.54)s user 2m19.073000-27.754000(26.2542+/-2.3)s sys 0m15.784000-17.173000(16.7165+/-0.37)s ``` Ten builds, laptop -j5, ccache (warm): 1% faster ``` real 0m8.200000-8.485000(8.30138+/-0.097)s user 0m12.485000-13.100000(12.7344+/-0.19)s sys 0m3.702000-3.889000(3.78787+/-0.056)s ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
#include "privkey.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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#include <wire/wire.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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void towire_privkey(u8 **pptr, const struct privkey *privkey)
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{
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towire_secret(pptr, &privkey->secret);
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}
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void towire_secret(u8 **pptr, const struct secret *secret)
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{
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towire(pptr, secret->data, sizeof(secret->data));
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}
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void fromwire_secret(const u8 **cursor, size_t *max, struct secret *secret)
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{
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fromwire(cursor, max, secret->data, sizeof(secret->data));
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}
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void fromwire_privkey(const u8 **cursor, size_t *max, struct privkey *privkey)
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{
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fromwire_secret(cursor, max, &privkey->secret);
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}
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