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email: Moved starttls code in separate functions

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To help maintain the readability of the code in imap.c, pop3.c and
smtp.c moved the starttls code into state_starttls() functions.
This commit is contained in:
Steve Holme 2013-02-06 20:02:36 +00:00
parent 12dbb8aedc
commit de0410fe9a
3 changed files with 43 additions and 11 deletions
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19
lib/imap.c
View File

@ -459,6 +459,20 @@ static void state(struct connectdata *conn, imapstate newstate)
imapc->state = newstate;
}
static CURLcode imap_state_starttls(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
const char *str = getcmdid(conn);
/* Send the STARTTLS command */
result = imap_sendf(conn, str, "%s STARTTLS", str);
if(!result)
state(conn, IMAP_STARTTLS);
return result;
}
static CURLcode imap_state_capability(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
@ -608,10 +622,7 @@ static CURLcode imap_state_servergreet_resp(struct connectdata *conn,
if(data->set.use_ssl && !conn->ssl[FIRSTSOCKET].use) {
/* We don't have a SSL/TLS connection yet, but SSL is requested. Switch
to TLS connection now */
const char *str = getcmdid(conn);
result = imap_sendf(conn, str, "%s STARTTLS", str);
if(!result)
state(conn, IMAP_STARTTLS);
result = imap_state_starttls(conn);
}
else
result = imap_state_capability(conn);

18
lib/pop3.c
View File

@ -372,6 +372,19 @@ static void state(struct connectdata *conn, pop3state newstate)
pop3c->state = newstate;
}
static CURLcode pop3_state_starttls(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
/* Send the STLS command */
result = Curl_pp_sendf(&conn->proto.pop3c.pp, "STLS");
if(!result)
state(conn, POP3_STARTTLS);
return result;
}
static CURLcode pop3_state_capa(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
@ -541,7 +554,6 @@ static CURLcode pop3_state_servergreet_resp(struct connectdata *conn,
{
CURLcode result = CURLE_OK;
struct SessionHandle *data = conn->data;
struct pop3_conn *pop3c = &conn->proto.pop3c;
(void)instate; /* no use for this yet */
@ -553,9 +565,7 @@ static CURLcode pop3_state_servergreet_resp(struct connectdata *conn,
if(data->set.use_ssl && !conn->ssl[FIRSTSOCKET].use) {
/* We don't have a SSL/TLS connection yet, but SSL is requested. Switch
to TLS connection now */
result = Curl_pp_sendf(&pop3c->pp, "STLS");
if(!result)
state(conn, POP3_STARTTLS);
result = pop3_state_starttls(conn);
}
else
result = pop3_state_capa(conn);

17
lib/smtp.c
View File

@ -355,6 +355,19 @@ static CURLcode smtp_state_helo(struct connectdata *conn)
return CURLE_OK;
}
static CURLcode smtp_state_starttls(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
/* Send the STARTTLS command */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "STARTTLS");
if(!result)
state(conn, SMTP_STARTTLS);
return result;
}
static CURLcode smtp_authenticate(struct connectdata *conn)
{
CURLcode result = CURLE_OK;
@ -545,9 +558,7 @@ static CURLcode smtp_state_ehlo_resp(struct connectdata *conn, int smtpcode,
else if(data->set.use_ssl && !conn->ssl[FIRSTSOCKET].use) {
/* We don't have a SSL/TLS connection yet, but SSL is requested. Switch
to TLS connection now */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "STARTTLS");
if(!result)
state(conn, SMTP_STARTTLS);
result = smtp_state_starttls(conn);
}
else
result = smtp_authenticate(conn);