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Fix some annoying DBusString API and fix all affected code.
* dbus/dbus-string.c (_dbus_string_init): get rid of annoying
max_length argument
(_dbus_string_get_data): change to return string instead of using
an out param
(_dbus_string_get_const_data): ditto
(_dbus_string_get_data_len): ditto
(_dbus_string_get_const_data_len): ditto
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* dbus/dbus-transport-unix.c (_dbus_transport_new_for_domain_socket)
(_dbus_transport_new_for_tcp_socket): these didn't need the "server"
argument since they are always client side
* dbus/dbus-server.c (dbus_server_get_address): new function
* bus/main.c (main): take the configuration file as an argument.
* test/data/valid-config-files/debug-allow-all.conf: new file to
use with dispatch.c tests for example
* bus/test-main.c (main): require test data dir
* bus/bus.c (bus_context_new): change this to take a
configuration file name as argument
* doc/config-file.txt (Elements): add <servicedir>
* bus/system.conf, bus/session.conf: new files
* dbus/dbus-bus.c (dbus_bus_get): look for system bus on
well-known socket if none set
* configure.in: create system.conf and session.conf
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* Doxyfile.in:
* dbus/dbus-address.c:
* dbus/dbus-dict.c:
* dbus/dbus-marshal.c:
* dbus/dbus-server-debug-pipe.c:
* dbus/dbus-transport-unix.c:
Fix documentation warnings.
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* dbus/dbus-sysdeps.c (_dbus_set_fd_nonblocking): move to this
file
* dbus/dbus-errors.c (dbus_set_error, dbus_set_error_const): allow
NULL argument for "message" if the error is a well-known one,
fill in a generic message in this case.
* dbus/dbus-errors.h (DBusResultCode): Kill DBusResultCode in
favor of DBusError
* bus/test.c (bus_test_flush_bus): add
* bus/policy.c (bus_policy_test): test code stub
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* dbus/dbus-watch.c (_dbus_watch_new): handle failure to malloc
the watch
* dbus/dbus-server-debug-pipe.c (_dbus_transport_debug_pipe_new):
add some missing dbus_set_result
* bus/dispatch.c (bus_dispatch_add_connection): handle failure to
alloc the DBusMessageHandler
* dbus/dbus-transport.c (_dbus_transport_disconnect): don't ref
the transport here, since we call this from the finalizer; it
resulted in a double-finalize.
* dbus/dbus-transport.c (_dbus_transport_disconnect): fix a bug
where we tried to use transport->connection that was NULL,
happened when transport was disconnected early on due to OOM
* bus/*.c: adapt to handle OOM for watches/timeouts
* dbus/dbus-transport-unix.c: port to handle OOM during
watch handling
* dbus/dbus-auth.c (_dbus_auth_get_unused_bytes): return a
reference to unused bytes instead of a copy
* dbus/dbus-server.c (dbus_server_handle_watch): return FALSE for
out of memory
* dbus/dbus-connection.c (dbus_connection_handle_watch): return
FALSE on OOM
* dbus/dbus-timeout.c (dbus_timeout_handle): return FALSE for out
of memory
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* dbus/dbus-string.c (_dbus_string_validate_utf8): oops, unbreak
this. always run the test suite before commit...
* bus/*: adapt to DBusConnection API changes
* glib/dbus-gmain.c: adapt to DBusConnection API changes,
requires renaming stuff to avoid dbus_connection_dispatch name
conflict.
* dbus/dbus-transport.c (_dbus_transport_queue_messages): new
function
* dbus/dbus-message.c (_dbus_message_loader_queue_messages):
separate from _dbus_message_loader_return_buffer()
* dbus/dbus-connection.c (dbus_connection_get_n_messages): remove
this, because it's now always broken to use; the number of
messages in queue vs. the number still buffered by the message
loader is undefined/meaningless. Should use
dbus_connection_get_dispatch_state().
(dbus_connection_dispatch): rename from
dbus_connection_dispatch_message
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* dbus/dbus-connection.c
(_dbus_connection_queue_received_message_link): new function that
can't fail due to OOM
* dbus/dbus-message.c (_dbus_message_loader_pop_message_link):
new function pops a message together with a list link
containing it.
* dbus/dbus-transport-unix.c (queue_messages): use new link-based
message queuing functions to avoid needing to alloc memory
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Oops - test code was only testing failure of around 30 of the
mallocs in the test path, but it turns out there are 500+
mallocs. I believe this was due to misguided linking setup such
that there was one copy of dbus_malloc etc. in the daemon and one
in the shared lib, and only daemon mallocs were tested. In any
case, the test case now tests all 500+ mallocs, and doesn't pass
yet, though there are lots of fixes in this patch.
* dbus/dbus-connection.c (dbus_connection_dispatch_message): fix
this so that it doesn't need to allocate memory, since it
has no way of indicating failure due to OOM (and would be
annoying if it did).
* dbus/dbus-list.c (_dbus_list_pop_first_link): new function
* bus/Makefile.am: rearrange to create two self-contained
libraries, to avoid having libraries with overlapping symbols.
that was resulting in weirdness, e.g. I'm pretty sure there
were two copies of global static variables.
* dbus/dbus-internals.c: move the malloc debug stuff to
dbus-memory.c
* dbus/dbus-list.c (free_link): free list mempool if it becomes
empty.
* dbus/dbus-memory.c (_dbus_disable_mem_pools): new function
* dbus/dbus-address.c (dbus_parse_address): free list nodes
on failure.
* bus/dispatch.c (bus_dispatch_add_connection): free
message_handler_slot when no longer using it, so
memory leak checkers are happy for the test suite.
* dbus/dbus-server-debug-pipe.c (debug_finalize): free server name
* bus/bus.c (new_connection_callback): disconnect in here if
bus_connections_setup_connection fails.
* bus/connection.c (bus_connections_unref): fix to free the
connections
(bus_connections_setup_connection): if this fails, don't
disconnect the connection, just be sure there are no side
effects.
* dbus/dbus-string.c (undo_alignment): unbreak this
* dbus/dbus-auth.c (_dbus_auth_unref): free some stuff we were
leaking
(_dbus_auth_new): fix the order in which we free strings
on OOM failure
* bus/connection.c (bus_connection_disconnected): fix to
not send ServiceDeleted multiple times in case of memory
allocation failure
* dbus/dbus-bus.c (dbus_bus_get_base_service): new function to
get the base service name
(dbus_bus_register_client): don't return base service name,
instead store it on the DBusConnection and have an accessor
function for it.
(dbus_bus_register_client): rename dbus_bus_register()
* bus/dispatch.c (check_hello_message): verify that other
connections on the bus also got the correct results, not
just the one sending hello
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Make it pass the Hello handling test including all OOM codepaths.
Now to do other messages...
* bus/services.c (bus_service_remove_owner): fix crash when
removing owner from an empty list of owners
(bus_registry_ensure): don't leave service in the list of
a connection's owned services if we fail to put the service
in the hash table.
* bus/connection.c (bus_connection_preallocate_oom_error): set
error flag on the OOM error.
* dbus/dbus-connection.c (_dbus_connection_new_for_transport):
handle _dbus_transport_set_connection failure
* dbus/dbus-transport-unix.c (_dbus_transport_new_for_fd): modify
to create watches up front and simply enable/disable them as
needed.
(unix_connection_set): this can now fail on OOM
* dbus/dbus-timeout.c, dbus/dbus-watch.c: add concept
of enabling/disabling a watch or timeout.
* bus/loop.c (bus_loop_iterate): don't touch disabled
watches/timeouts
* glib/dbus-gmain.c: adapt to enable/disable watches and timeouts
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* bus/dispatch.c (bus_dispatch_test): OK, now finally actually
write useful test code, after all that futzing around ;-)
Test does not yet pass because we can't handle OOM in
_dbus_transport_messages_pending (basically,
dbus_connection_preallocate_send() does not prealloc the write
watch). To fix this, I think we need to add new stuff to
set_watch_functions, namely a SetEnabled function so we can alloc
the watch earlier, then enable it later.
* dbus/Makefile.am (libdbus_convenience_la_SOURCES): move
dbus-memory.c to the convenience lib
* bus/test.c: rename some static functions to keep them clearly
distinct from stuff in connection.c. Handle client disconnection.
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* bus/dispatch.c (bus_dispatch_test): do test using debug-pipe
transport, tests more of the real codepath. Set up clients
with bus_setup_debug_client.
* bus/test.c (bus_setup_debug_client): function to set up debug
"clients" on the main loop
* dbus/dbus-transport.c (_dbus_transport_open): add debug-pipe
support
* dbus/dbus-server.c (dbus_server_listen): add debug-pipe
server type
* dbus/dbus-server-debug.c: support a debug server based on pipes
* dbus/dbus-sysdeps.c (_dbus_full_duplex_pipe): new function
(_dbus_close): new function
* configure.in: check for socketpair
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* dbus/dbus-memory.c: add a "detect buffer overwrites on free"
cheesy hack
* dbus/dbus-transport-debug.c: rework this a good bit to be
less complicated. hopefully still works.
* dbus/dbus-server-debug.c (handle_new_client): remove timeout
manually
* glib/dbus-gmain.c (timeout_handler): don't remove timeout
after running it
* dbus/dbus-message.c (dbus_message_copy): rename from
dbus_message_new_from_message, fix it up to copy
all the message fields, add test case
* bus/dispatch.c (bus_dispatch_test): add some more test code,
not quite passing yet
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* dbus/dbus-connection.c
(dbus_connection_send_message_with_reply_and_block): fix crash
where we ref'd the outgoing message instead of the returned reply
* dbus/dbus-transport-unix.c (do_authentication): check read watch
at the end of this function, so if we didn't need to read for
authentication, we reinstall it for receiving messages
* dbus/dbus-message.c (dbus_message_new_reply): allow replies to
a NULL sender for peer-to-peer case
* dbus/dbus-transport-unix.c (check_read_watch): handle
!authenticated case correctly
* glib/dbus-gmain.c: add support for DBusServer
* dbus/dbus-server.c: add data slot support
* glib/dbus-gmain.c (dbus_connection_setup_with_g_main): check
return values and handle errors
* dbus/dbus-dataslot.c: factor out the data slot stuff from
DBusConnection
* Doxyfile.in (INPUT): add glib subdir
* glib/dbus-gmain.c (dbus_connection_setup_with_g_main): rename
setup_with_g_main instead of hookup_with_g_main; write docs
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* dbus/dbus-transport-unix.c (unix_do_iteration):
Unlock the connection mutex during a blocking select call.
Add todo about how we need a way to wake up the select.
* dbus/dbus-connection-internal.h:
* dbus/dbus-connection.c:
Add _dbus_connection_lock and _dbus_connection_unlock.
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* dbus/dbus-server.c (dbus_server_listen): Support tcp: addresses.
* dbus/dbus-transport-unix.c (_dbus_transport_new_for_tcp_socket):
Added to create a transport connecting using a tcp/ip socket.
* dbus/dbus-sysdeps.c (_dbus_connect_tcp_socket): Added to connect
to a tcp socket at given host and port.
(_dbus_listen_tcp_socket): added to listen on tcp socket for given
hostname and port.
* dbus/dbus-server.c (dbus_server_listen): Support tcp: addresses.
* dbus/dbus-server-unix.c (_dbus_server_new_for_tcp_socket):
Added to create a server listening on a TCP/IP socket.
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* bus/activation.c: (load_directory), (bus_activation_init),
(bus_activation_activate_service):
* bus/activation.h:
* bus/driver.c:
(bus_driver_handle_activate_service), (bus_driver_handle_message):
More work on the activation handling.
* dbus/dbus-errors.h:
Add some error messages
* dbus/dbus-message.c: (dbus_message_new_error_reply):
* dbus/dbus-message.h:
New function that creates an error message.
* dbus/dbus-protocol.h:
Add ACTIVATE_SERVER message.
* dbus/dbus-server-unix.c: (unix_handle_watch),
(_dbus_server_new_for_domain_socket):
Call _dbus_fd_set_close_on_exec.
* dbus/dbus-sysdeps.c: (make_pipe), (do_exec),
(_dbus_spawn_async), (_dbus_disable_sigpipe),
(_dbus_fd_set_close_on_exec):
* dbus/dbus-sysdeps.h:
Add _dbus_fd_set_close_on exec function. Also add function that checks
that all open fds are set to close-on-exec and warns otherwise.
* dbus/dbus-transport-unix.c:
(_dbus_transport_new_for_domain_socket):
Call _dbus_fd_set_close_on_exec.
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* dbus/dbus-transport-unix.c (unix_do_iteration): only do the
reading/writing if read_watch != NULL or write_watch != NULL.
* dbus/dbus-message.c (_dbus_message_loader_return_buffer): fix
the message loader code to actually load message->header and
message->body into the newly-created message.
* dbus/dbus-transport-unix.c (check_write_watch): fix a mem leak
in OOM case
* dbus/dbus-connection.c (dbus_connection_set_max_message_size)
(dbus_connection_get_max_message_size)
(dbus_connection_set_max_live_messages_size)
(dbus_connection_get_max_live_messages_size): implement some
resource limitation functions
* dbus/dbus-resources.c: new file implementing some of the
resource limits stuff
* dbus/dbus-message.c (dbus_message_iter_get_byte_array): add
missing docs, add @todo to handle OOM etc.
* dbus/dbus-marshal.c (_dbus_demarshal_byte_array): add missing
docs
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* dbus/dbus-connection.c (dbus_connection_unref): disconnect the
connection if it hasn't been already.
* dbus/dbus-connection.h: kill off the idea of an ErrorFunction,
replace with DisconnectFunction.
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* dbus/dbus-transport-unix.c (unix_do_iteration): add read/write
to the select() as needed for authentication. (should be using
_dbus_poll() not select, but for another day)
* dbus/dbus.h: include dbus/dbus-protocol.h
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* test/watch.c (error_handler): make it safe if the error handler
is called multiple times (if we s/error handler/disconnect
handler/ we should just guarantee it's called only once)
* dbus/dbus-transport.c (_dbus_transport_disconnect): call the
error handler on disconnect (it's quite possible we should
just change the error handler to a "disconnect handler," I'm
not sure we have any other meaningful errors)
* configure.in: check for getpwnam_r
* dbus/dbus-transport.c, dbus/dbus-transport-unix.c,
dbus/dbus-auth.c: add credentials support, add EXTERNAL auth
mechanism as in SASL spec, using socket credentials
* dbus/dbus-sysdeps.c (_dbus_read_credentials_unix_socket): new function
(_dbus_send_credentials_unix_socket): new function
* dbus/dbus-sysdeps.c (_dbus_accept_unix_socket): rename just
dbus_accept()
(_dbus_write): only check errno if <0 returned
(_dbus_write_two): ditto
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* dbus/dbus-auth.c: fixes fixes fixes
* dbus/dbus-transport-unix.c: wire up support for
encoding/decoding data on the wire
* dbus/dbus-auth.c (_dbus_auth_encode_data)
(_dbus_auth_decode_data): append to target string
instead of nuking it.
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* dbus/dbus-marshal.h (DBUS_COMPILER_BYTE_ORDER): #ifdef
WORDS_BIGENDIAN then compiler byte order is DBUS_BIG_ENDIAN,
doh
* dbus/dbus-marshal.c: Add macros to do int swapping in-place and
avoid swap_bytes() overhead (ignoring possible assembly stuff for
now). Main point is because I wanted unpack_uint32 to implement
_dbus_verbose_bytes
(_dbus_verbose_bytes): new function
* dbus/dbus-string.c (_dbus_string_validate_ascii): new function
* dbus/dbus-message.c (_dbus_message_loader_get_is_corrupted): add
mechanism to handle a corrupt message stream
(_dbus_message_loader_new): fix preallocation to only prealloc,
not prelengthen
* dbus/dbus-string.c (_dbus_string_skip_blank): fix this function
(_dbus_string_test): enhance tests for copy/move and fix the
functions
* dbus/dbus-transport-unix.c: Hold references in more places to
avoid reentrancy problems
* dbus/dbus-transport.c: ditto
* dbus/dbus-connection.c (dbus_connection_dispatch_message): don't
leak reference count in no-message case
* test/watch.c (do_mainloop): handle adding/removing watches
during iteration over the watches. Also, ref the connection/server
stored on a watch, so we don't try to mangle a destroyed one.
* dbus/dbus-transport-unix.c (do_authentication): perform
authentication
* dbus/dbus-auth.c (get_state): add a state
AUTHENTICATED_WITH_UNUSED_BYTES and return it if required
(_dbus_auth_get_unused_bytes): append the unused bytes
to the passed in string, rather than prepend
* dbus/dbus-transport.c (_dbus_transport_init_base): create
the auth conversation DBusAuth
* dbus/dbus-transport-unix.c (_dbus_transport_new_for_fd)
(_dbus_transport_new_for_domain_socket): when creating a
transport, pass in whether it's a client-side or server-side
transport so we know which DBusAuth to create
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* dbus/dbus-transport-unix.c, dbus/dbus-server-unix.c: use the
below new interfaces and include fewer system headers.
* dbus/dbus-sysdeps.c (_dbus_read): new function
(_dbus_write): new function
(_dbus_write_two): new function
(_dbus_connect_unix_socket): new function
(_dbus_listen_unix_socket): new function
* dbus/dbus-message-internal.h: change interfaces to use
DBusString
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* test/echo-client.c, test/echo-server.c: cheesy test
clients.
* configure.in (AC_CHECK_FUNCS): check for writev
* dbus/dbus-message.c (_dbus_message_get_network_data): new
function
* dbus/dbus-list.c (_dbus_list_foreach): new function
* dbus/dbus-internals.c (_dbus_verbose): new function
* dbus/dbus-server.c, dbus/dbus-server.h: public object
representing a server that listens for connections.
* dbus/.cvsignore: create
* dbus/dbus-errors.h, dbus/dbus-errors.c:
public API for reporting errors
* dbus/dbus-connection.h, dbus/dbus-connection.c:
public object representing a connection that
sends/receives messages. (Same object used for
both client and server.)
* dbus/dbus-transport.h, dbus/dbus-transport.c:
Basic abstraction for different kinds of stream
that we might read/write messages from.
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