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Move extra_info_digest256 into signed_descriptor_t

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This patch includes no semantic changes; it's just a field movement.

It's prerequisite for a fix to 19017/17150.
This commit is contained in:
Nick Mathewson 2016-05-17 12:53:12 -04:00
parent 4165b1a0da
commit 44da47d3c1
4 changed files with 8 additions and 8 deletions
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4
src/or/or.h
View File

@ -1993,6 +1993,8 @@ typedef struct signed_descriptor_t {
time_t published_on;
/** For routerdescs only: digest of the corresponding extrainfo. */
char extra_info_digest[DIGEST_LEN];
/** For routerdescs only: A SHA256-digest of the extrainfo (if any) */
char extra_info_digest256[DIGEST256_LEN];
/** For routerdescs only: Status of downloading the corresponding
* extrainfo. */
download_status_t ei_dl_status;
@ -2024,8 +2026,6 @@ typedef int16_t country_t;
/** Information about another onion router in the network. */
typedef struct {
signed_descriptor_t cache_info;
/** A SHA256-digest of the extrainfo (if any) */
char extra_info_digest256[DIGEST256_LEN];
char *nickname; /**< Human-readable OR name. */
uint32_t addr; /**< IPv4 address of OR, in host order. */

6
src/or/router.c
View File

@ -2028,7 +2028,7 @@ router_build_fresh_descriptor(routerinfo_t **r, extrainfo_t **e)
memcpy(ri->cache_info.extra_info_digest,
ei->cache_info.signed_descriptor_digest,
DIGEST_LEN);
memcpy(ri->extra_info_digest256,
memcpy(ri->cache_info.extra_info_digest256,
ei->digest256,
DIGEST256_LEN);
} else {
@ -2543,9 +2543,9 @@ router_dump_router_to_string(routerinfo_t *router,
char extra_info_digest[HEX_DIGEST_LEN+1];
base16_encode(extra_info_digest, sizeof(extra_info_digest),
router->cache_info.extra_info_digest, DIGEST_LEN);
if (!tor_digest256_is_zero(router->extra_info_digest256)) {
if (!tor_digest256_is_zero(router->cache_info.extra_info_digest256)) {
char d256_64[BASE64_DIGEST256_LEN+1];
digest256_to_base64(d256_64, router->extra_info_digest256);
digest256_to_base64(d256_64, router->cache_info.extra_info_digest256);
tor_asprintf(&extra_info_line, "extra-info-digest %s %s\n",
extra_info_digest, d256_64);
} else {

4
src/or/routerlist.c
View File

@ -4926,9 +4926,9 @@ routerinfo_incompatible_with_extrainfo(const routerinfo_t *ri,
/* Set digest256_matches to 1 if the digest is correct, or if no
* digest256 was in the ri. */
digest256_matches = tor_memeq(ei->digest256,
ri->extra_info_digest256, DIGEST256_LEN);
ri->cache_info.extra_info_digest256, DIGEST256_LEN);
digest256_matches |=
tor_mem_is_zero(ri->extra_info_digest256, DIGEST256_LEN);
tor_mem_is_zero(ri->cache_info.extra_info_digest256, DIGEST256_LEN);
/* The identity must match exactly to have been generated at the same time
* by the same router. */

2
src/or/routerparse.c
View File

@ -1597,7 +1597,7 @@ router_parse_entry_from_string(const char *s, const char *end,
}
if (tok->n_args >= 2) {
if (digest256_from_base64(router->extra_info_digest256, tok->args[1])
if (digest256_from_base64(router->cache_info.extra_info_digest256, tok->args[1])
< 0) {
log_warn(LD_DIR, "Invalid extra info digest256 %s",
escaped(tok->args[1]));