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https://github.com/ElementsProject/lightning.git
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f1b57063f7
This is the correct way to mark failure: it also sets *max to 0. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
#include <assert.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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#include <common/dev_disconnect.h>
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#include <common/status.h>
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#include <stdio.h>
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#include <wire/peer_wire.h>
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#include <wire/wire_io.h>
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/* AUTOGENERATED MOCKS START */
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/* Generated stub for fromwire_fail */
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const void *fromwire_fail(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
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{ fprintf(stderr, "fromwire_fail called!\n"); abort(); }
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/* AUTOGENERATED MOCKS END */
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void status_fmt(enum log_level level UNUSED, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vprintf(fmt, ap);
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printf("\n");
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va_end(ap);
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}
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#include "../cryptomsg.c"
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static struct secret secret_from_hex(const char *hex)
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{
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struct secret secret;
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hex += 2;
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if (!hex_decode(hex, strlen(hex), &secret, sizeof(secret)))
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abort();
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return secret;
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}
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static void check_result(const u8 *msg, const char *hex)
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{
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assert(streq(hex, tal_hex(tmpctx, msg)));
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}
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int main(void)
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{
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setup_locale();
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struct crypto_state cs_out, cs_in;
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struct secret sk, rk, ck;
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const void *msg;
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size_t i;
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setup_tmpctx();
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msg = tal_dup_arr(tmpctx, char, "hello", 5, 0);
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/* BOLT #8:
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*
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* name: transport-initiator successful handshake
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*...
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* # ck,temp_k3=0x919219dbb2920afa8db80f9a51787a840bcf111ed8d588caf9ab4be716e42b01,0x981a46c820fb7a241bc8184ba4bb1f01bcdfafb00dde80098cb8c38db9141520
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* # encryptWithAD(0x981a46c820fb7a241bc8184ba4bb1f01bcdfafb00dde80098cb8c38db9141520, 0x000000000000000000000000, 0x5dcb5ea9b4ccc755e0e3456af3990641276e1d5dc9afd82f974d90a47c918660, <empty>)
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* # t=0x8dc68b1c466263b47fdf31e560e139ba
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* output: 0x00b9e3a702e93e3a9948c2ed6e5fd7590a6e1c3a0344cfc9d5b57357049aa22355361aa02e55a8fc28fef5bd6d71ad0c38228dc68b1c466263b47fdf31e560e139ba
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* # HKDF(0x919219dbb2920afa8db80f9a51787a840bcf111ed8d588caf9ab4be716e42b01,zero)
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* output: sk,rk=0x969ab31b4d288cedf6218839b27a3e2140827047f2c0f01bf5c04435d43511a9,0xbb9020b8965f4df047e07f955f3c4b88418984aadc5cdb35096b9ea8fa5c3442
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*/
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ck = secret_from_hex("0x919219dbb2920afa8db80f9a51787a840bcf111ed8d588caf9ab4be716e42b01");
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sk = secret_from_hex("0x969ab31b4d288cedf6218839b27a3e2140827047f2c0f01bf5c04435d43511a9");
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rk = secret_from_hex("0xbb9020b8965f4df047e07f955f3c4b88418984aadc5cdb35096b9ea8fa5c3442");
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cs_out.sn = cs_out.rn = cs_in.sn = cs_in.rn = 0;
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cs_out.sk = cs_in.rk = sk;
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cs_out.rk = cs_in.sk = rk;
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cs_out.s_ck = cs_out.r_ck = cs_in.s_ck = cs_in.r_ck = ck;
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for (i = 0; i < 1002; i++) {
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u8 *dec, *enc;
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u16 len;
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enc = cryptomsg_encrypt_msg(tmpctx, &cs_out, msg);
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/* BOLT #8:
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*
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* output 0: 0xcf2b30ddf0cf3f80e7c35a6e6730b59fe802473180f396d88a8fb0db8cbcf25d2f214cf9ea1d95
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*/
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if (i == 0)
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check_result(enc, "cf2b30ddf0cf3f80e7c35a6e6730b59fe802473180f396d88a8fb0db8cbcf25d2f214cf9ea1d95");
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/* BOLT #8:
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*
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* output 1: 0x72887022101f0b6753e0c7de21657d35a4cb2a1f5cde2650528bbc8f837d0f0d7ad833b1a256a1
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*/
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if (i == 1)
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check_result(enc, "72887022101f0b6753e0c7de21657d35a4cb2a1f5cde2650528bbc8f837d0f0d7ad833b1a256a1");
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/* BOLT #8:
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*
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* output 500: 0x178cb9d7387190fa34db9c2d50027d21793c9bc2d40b1e14dcf30ebeeeb220f48364f7a4c68bf8
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* output 501: 0x1b186c57d44eb6de4c057c49940d79bb838a145cb528d6e8fd26dbe50a60ca2c104b56b60e45bd
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*/
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if (i == 500)
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check_result(enc, "178cb9d7387190fa34db9c2d50027d21793c9bc2d40b1e14dcf30ebeeeb220f48364f7a4c68bf8");
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if (i == 501)
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check_result(enc, "1b186c57d44eb6de4c057c49940d79bb838a145cb528d6e8fd26dbe50a60ca2c104b56b60e45bd");
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/* BOLT #8:
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*
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* output 1000: 0x4a2f3cc3b5e78ddb83dcb426d9863d9d9a723b0337c89dd0b005d89f8d3c05c52b76b29b740f09
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* output 1001: 0x2ecd8c8a5629d0d02ab457a0fdd0f7b90a192cd46be5ecb6ca570bfc5e268338b1a16cf4ef2d36
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*/
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if (i == 1000)
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check_result(enc, "4a2f3cc3b5e78ddb83dcb426d9863d9d9a723b0337c89dd0b005d89f8d3c05c52b76b29b740f09");
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if (i == 1001)
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check_result(enc, "2ecd8c8a5629d0d02ab457a0fdd0f7b90a192cd46be5ecb6ca570bfc5e268338b1a16cf4ef2d36");
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if (!cryptomsg_decrypt_header(&cs_in, enc, &len))
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abort();
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/* Trim header */
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memmove(enc, enc + CRYPTOMSG_HDR_SIZE,
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tal_bytelen(enc) - CRYPTOMSG_HDR_SIZE);
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tal_resize(&enc, tal_bytelen(enc) - CRYPTOMSG_HDR_SIZE);
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dec = cryptomsg_decrypt_body(enc, &cs_in, enc);
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assert(memeq(dec, tal_bytelen(dec), msg, tal_bytelen(msg)));
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}
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tal_free(tmpctx);
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return 0;
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}
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