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digest: flush proxy state on proxy or credential change

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Closes #21951
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alhudz 2026-06-10 18:30:13 +05:30 • committed by Daniel Stenberg
parent 74096802ee
commit 7ec25148c0
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1 changed files with 24 additions and 15 deletions
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39
lib/http_digest.c
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@ -62,6 +62,27 @@ CURLcode Curl_input_digest(struct Curl_easy *data,
return Curl_auth_decode_digest_http_message(header, digest);
}
/* Flush the Digest state if it was created for a different origin or with
different credentials than the ones now in use, then link the current
ones. */
static void digest_flush_stale(struct digestdata *digest,
struct Curl_peer *peer,
struct Curl_creds *creds)
{
bool flush = FALSE;
if(digest->origin && !Curl_peer_same_destination(peer, digest->origin))
flush = TRUE;
else if(digest->creds && !Curl_creds_same(creds, digest->creds))
flush = TRUE;
if(flush)
/* flush Digest state */
Curl_auth_digest_cleanup(digest);
Curl_peer_link(&digest->origin, peer);
Curl_creds_link(&digest->creds, creds);
}
CURLcode Curl_output_digest(struct Curl_easy *data,
bool proxy,
const unsigned char *request,
@ -88,29 +109,17 @@ CURLcode Curl_output_digest(struct Curl_easy *data,
return CURLE_NOT_BUILT_IN;
#else
digest = &data->state.proxydigest;
digest_flush_stale(digest, data->conn->http_proxy.peer,
data->conn->http_proxy.creds);
allocuserpwd = &data->req.hd_proxy_auth;
creds = data->conn->http_proxy.creds;
authp = &data->state.authproxy;
#endif
}
else {
bool flush = FALSE;
DEBUGASSERT(data->conn->origin);
if(data->state.digest.origin &&
!Curl_peer_same_destination(data->conn->origin,
data->state.digest.origin))
flush = TRUE;
else if(data->state.digest.creds &&
!Curl_creds_same(data->state.creds, data->state.digest.creds))
flush = TRUE;
if(flush)
/* flush host Digest state */
Curl_auth_digest_cleanup(&data->state.digest);
Curl_peer_link(&data->state.digest.origin, data->conn->origin);
Curl_creds_link(&data->state.digest.creds, data->state.creds);
digest = &data->state.digest;
digest_flush_stale(digest, data->conn->origin, data->state.creds);
allocuserpwd = &data->req.hd_auth;
creds = data->state.creds;
authp = &data->state.authhost;