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Problem: send_failure() util name undergeneralized (for read success).

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This commit is contained in:
evoskuil 2017-03-30 13:46:00 -07:00
parent 8c165ad1d2
commit 4ea7d01803
5 changed files with 68 additions and 66 deletions
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30
src/curve_server.cpp
View File

@ -580,7 +580,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Version frame
rc = msg.init_size (3);
@ -589,7 +589,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Request ID frame
rc = msg.init_size (1);
@ -598,7 +598,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Domain frame
rc = msg.init_size (options.zap_domain.length ());
@ -607,7 +607,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Address frame
rc = msg.init_size (peer_address.length ());
@ -616,7 +616,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Identity frame
rc = msg.init_size (options.identity_size);
@ -625,7 +625,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Mechanism frame
rc = msg.init_size (5);
@ -634,7 +634,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Credentials frame
rc = msg.init_size (crypto_box_PUBLICKEYBYTES);
@ -642,7 +642,7 @@ int zmq::curve_server_t::send_zap_request (const uint8_t *key)
memcpy (msg.data (), key, crypto_box_PUBLICKEYBYTES);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
return 0;
}
@ -661,12 +661,12 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
for (int i = 0; i < 7; i++) {
rc = session->read_zap_msg (&msg [i]);
if (rc == -1)
return send_failure (msg);
return close_and_return (msg, -1);
if ((msg [i].flags () & msg_t::more) == (i < 6? 0: msg_t::more)) {
// Temporary support for security debugging
puts ("CURVE I: ZAP handler sent incomplete reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
}
@ -675,7 +675,7 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("CURVE I: ZAP handler sent malformed reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Version frame
@ -683,7 +683,7 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("CURVE I: ZAP handler sent bad version number");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Request id frame
@ -691,7 +691,7 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("CURVE I: ZAP handler sent bad request ID");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Status code frame
@ -699,7 +699,7 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("CURVE I: ZAP handler rejected client authentication");
errno = EACCES;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Save status code
@ -713,7 +713,7 @@ int zmq::curve_server_t::receive_and_process_zap_reply ()
msg [6].size (), true);
if (rc != 0)
return send_failure (msg);
return close_and_return (msg, -1);
// Close all reply frames
for (int i = 0; i < 7; i++) {

30
src/gssapi_server.cpp
View File

@ -161,7 +161,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Version frame
rc = msg.init_size (3);
@ -170,7 +170,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Request ID frame
rc = msg.init_size (1);
@ -179,7 +179,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Domain frame
rc = msg.init_size (options.zap_domain.length ());
@ -188,7 +188,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Address frame
rc = msg.init_size (peer_address.length ());
@ -197,7 +197,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Identity frame
rc = msg.init_size (options.identity_size);
@ -206,7 +206,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Mechanism frame
rc = msg.init_size (6);
@ -215,7 +215,7 @@ int zmq::gssapi_server_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Principal frame
gss_buffer_desc principal;
@ -227,7 +227,7 @@ int zmq::gssapi_server_t::send_zap_request ()
rc = session->write_zap_msg (&msg);
gss_release_buffer(&min_stat, &principal);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
return 0;
}
@ -246,35 +246,35 @@ int zmq::gssapi_server_t::receive_and_process_zap_reply ()
for (int i = 0; i < 7; i++) {
rc = session->read_zap_msg (&msg [i]);
if (rc == -1)
return send_failure (msg);
return close_and_return (msg, -1);
if ((msg [i].flags () & msg_t::more) == (i < 6? 0: msg_t::more)) {
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
}
// Address delimiter frame
if (msg [0].size () > 0) {
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Version frame
if (msg [1].size () != 3 || memcmp (msg [1].data (), "1.0", 3)) {
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Request id frame
if (msg [2].size () != 1 || memcmp (msg [2].data (), "1", 1)) {
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Status code frame
if (msg [3].size () != 3 || memcmp (msg [3].data (), "200", 3)) {
errno = EACCES;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Save user id
@ -285,7 +285,7 @@ int zmq::gssapi_server_t::receive_and_process_zap_reply ()
msg [6].size (), true);
if (rc != 0)
return send_failure (msg);
return close_and_return (msg, -1);
// Close all reply frames
for (int i = 0; i < 7; i++) {

14
src/msg.hpp
View File

@ -247,19 +247,21 @@ namespace zmq
} u;
};
inline int send_failure (zmq::msg_t *msg)
inline int close_and_return (zmq::msg_t *msg, int echo)
{
// Since we abort on close failure we preserve errno for success case.
int err = errno;
const int rc = msg->close ();
errno_assert (rc == 0);
return -1;
errno = err;
return echo;
}
inline int send_failure (zmq::msg_t msg[], int count)
inline int close_and_return (zmq::msg_t msg [], int count, int echo)
{
for (int i = 0; i < count; i++)
send_failure (&msg [i]);
return -1;
close_and_return (&msg [i], 0);
return echo;
}
}

28
src/null_mechanism.cpp
View File

@ -225,7 +225,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Version frame
rc = msg.init_size (3);
@ -234,7 +234,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Request id frame
rc = msg.init_size (1);
@ -243,7 +243,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Domain frame
rc = msg.init_size (options.zap_domain.length ());
@ -252,7 +252,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Address frame
rc = msg.init_size (peer_address.length ());
@ -261,7 +261,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Identity frame
rc = msg.init_size (options.identity_size);
@ -270,7 +270,7 @@ int zmq::null_mechanism_t::send_zap_request ()
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Mechanism frame
rc = msg.init_size (4);
@ -278,7 +278,7 @@ int zmq::null_mechanism_t::send_zap_request ()
memcpy (msg.data (), "NULL", 4);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
return 0;
}
@ -297,12 +297,12 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
for (int i = 0; i < 7; i++) {
rc = session->read_zap_msg (&msg [i]);
if (rc == -1)
return send_failure (msg);
return close_and_return (msg, -1);
if ((msg [i].flags () & msg_t::more) == (i < 6? 0: msg_t::more)) {
// Temporary support for security debugging
puts ("NULL I: ZAP handler sent incomplete reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
}
@ -311,7 +311,7 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("NULL I: ZAP handler sent malformed reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Version frame
@ -319,7 +319,7 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("NULL I: ZAP handler sent bad version number");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Request id frame
@ -327,7 +327,7 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("NULL I: ZAP handler sent bad request ID");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Status code frame
@ -335,7 +335,7 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("NULL I: ZAP handler rejected client authentication");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Save status code
@ -349,7 +349,7 @@ int zmq::null_mechanism_t::receive_and_process_zap_reply ()
msg [6].size (), true);
if (rc != 0)
return send_failure (msg);
return close_and_return (msg, -1);
// Close all reply frames
for (int i = 0; i < 7; i++) {

32
src/plain_server.cpp
View File

@ -289,7 +289,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Version frame
rc = msg.init_size (3);
@ -298,7 +298,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Request id frame
rc = msg.init_size (1);
@ -307,7 +307,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Domain frame
rc = msg.init_size (options.zap_domain.length ());
@ -316,7 +316,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Address frame
rc = msg.init_size (peer_address.length ());
@ -325,7 +325,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Identity frame
rc = msg.init_size (options.identity_size);
@ -334,7 +334,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Mechanism frame
rc = msg.init_size (5);
@ -343,7 +343,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Username frame
rc = msg.init_size (username.length ());
@ -352,7 +352,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
msg.set_flags (msg_t::more);
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
// Password frame
rc = msg.init_size (password.length ());
@ -360,7 +360,7 @@ int zmq::plain_server_t::send_zap_request (const std::string &username,
memcpy (msg.data (), password.c_str (), password.length ());
rc = session->write_zap_msg (&msg);
if (rc != 0)
return send_failure (&msg);
return close_and_return (&msg, -1);
return 0;
}
@ -379,12 +379,12 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
for (int i = 0; i < 7; i++) {
rc = session->read_zap_msg (&msg [i]);
if (rc == -1)
return send_failure (msg);
return close_and_return (msg, -1);
if ((msg [i].flags () & msg_t::more) == (i < 6? 0: msg_t::more)) {
// Temporary support for security debugging
puts ("PLAIN I: ZAP handler sent incomplete reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
}
@ -393,7 +393,7 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("PLAIN I: ZAP handler sent malformed reply message");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Version frame
@ -401,7 +401,7 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("PLAIN I: ZAP handler sent bad version number");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Request id frame
@ -409,7 +409,7 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("PLAIN I: ZAP handler sent bad request ID");
errno = EPROTO;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Status code frame
@ -417,7 +417,7 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
// Temporary support for security debugging
puts ("PLAIN I: ZAP handler rejected client authentication");
errno = EACCES;
return send_failure (msg);
return close_and_return (msg, -1);
}
// Save status code
@ -431,7 +431,7 @@ int zmq::plain_server_t::receive_and_process_zap_reply ()
msg [6].size (), true);
if (rc != 0)
return send_failure (msg);
return close_and_return (msg, -1);
// Close all reply frames
for (int i = 0; i < 7; i++) {