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sasl: Combined DIGEST-MD5 message decoding and generation

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This commit is contained in:
Steve Holme
2014-04-02 20:53:43 +01:00
parent 45d3f00803
commit 3a92de5636
5 changed files with 76 additions and 94 deletions
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40
lib/smtp.c
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@@ -996,10 +996,6 @@ static CURLcode smtp_state_auth_digest_resp(struct connectdata *conn,
char *rplyb64 = NULL;
size_t len = 0;
char nonce[64];
char realm[128];
char algorithm[64];
(void)instate; /* no use for this yet */
if(smtpcode != 334) {
@@ -1010,30 +1006,26 @@ static CURLcode smtp_state_auth_digest_resp(struct connectdata *conn,
/* Get the challenge message */
smtp_get_message(data->state.buffer, &chlg64);
/* Decode the challange message */
result = Curl_sasl_decode_digest_md5_message(chlg64, nonce, sizeof(nonce),
realm, sizeof(realm),
algorithm, sizeof(algorithm));
if(result || strcmp(algorithm, "md5-sess") != 0) {
/* Send the cancellation */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s", "*");
if(!result)
state(conn, SMTP_AUTH_CANCEL);
}
else {
/* Create the response message */
result = Curl_sasl_create_digest_md5_message(data, nonce, realm,
conn->user, conn->passwd,
"smtp", &rplyb64, &len);
if(!result && rplyb64) {
/* Send the response */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s", rplyb64);
/* Create the response message */
result = Curl_sasl_create_digest_md5_message(data, chlg64,
conn->user, conn->passwd,
"smtp", &rplyb64, &len);
if(result) {
if(result == CURLE_BAD_CONTENT_ENCODING) {
/* Send the cancellation */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s", "*");
if(!result)
state(conn, SMTP_AUTH_DIGESTMD5_RESP);
state(conn, SMTP_AUTH_CANCEL);
}
}
else {
/* Send the response */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s", rplyb64);
if(!result)
state(conn, SMTP_AUTH_DIGESTMD5_RESP);
}
Curl_safefree(rplyb64);