From 602524469ecd7db0e0d5a71ecd1dce34f7a108b6 Mon Sep 17 00:00:00 2001 From: Pawel Szewczyk Date: Mon, 21 Sep 2015 15:43:47 +0200 Subject: core: Add socket type for usb functionfs endpoints For handling functionfs endpoints additional socket type is added. --- src/core/load-fragment-gperf.gperf.m4 | 1 + 1 file changed, 1 insertion(+) (limited to 'src/core/load-fragment-gperf.gperf.m4') diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4 index e056fd863c..d227f2af02 100644 --- a/src/core/load-fragment-gperf.gperf.m4 +++ b/src/core/load-fragment-gperf.gperf.m4 @@ -244,6 +244,7 @@ Socket.ListenFIFO, config_parse_socket_listen, SOCKET_FIFO Socket.ListenNetlink, config_parse_socket_listen, SOCKET_SOCKET, 0 Socket.ListenSpecial, config_parse_socket_listen, SOCKET_SPECIAL, 0 Socket.ListenMessageQueue, config_parse_socket_listen, SOCKET_MQUEUE, 0 +Socket.ListenUSBFunction, config_parse_socket_listen, SOCKET_USB_FUNCTION, 0 Socket.BindIPv6Only, config_parse_socket_bind, 0, 0, Socket.Backlog, config_parse_unsigned, 0, offsetof(Socket, backlog) Socket.BindToDevice, config_parse_socket_bindtodevice, 0, 0 -- cgit v1.2.3-54-g00ecf From 6b7e59231014b94636f4a1b730143fbe6f60c3f4 Mon Sep 17 00:00:00 2001 From: Pawel Szewczyk Date: Fri, 4 Sep 2015 12:23:51 +0200 Subject: core: Add FFSDescriptors and FFSStrings service parameters By using these parameters functionfs service can specify ffs descriptors and strings which should be written to ep0. --- src/core/dbus-service.c | 2 ++ src/core/load-fragment-gperf.gperf.m4 | 2 ++ src/core/service.c | 6 ++++++ src/core/service.h | 3 +++ src/core/socket.c | 21 +++++++++++++++++++++ 5 files changed, 34 insertions(+) (limited to 'src/core/load-fragment-gperf.gperf.m4') diff --git a/src/core/dbus-service.c b/src/core/dbus-service.c index e1f3d56495..3436342bef 100644 --- a/src/core/dbus-service.c +++ b/src/core/dbus-service.c @@ -62,6 +62,8 @@ const sd_bus_vtable bus_service_vtable[] = { SD_BUS_PROPERTY("StatusText", "s", NULL, offsetof(Service, status_text), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), SD_BUS_PROPERTY("StatusErrno", "i", NULL, offsetof(Service, status_errno), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Service, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("USBFunctionDescriptors", "s", NULL, offsetof(Service, usb_function_descriptors), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("USBFunctionStrings", "s", NULL, offsetof(Service, usb_function_strings), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), BUS_EXEC_STATUS_VTABLE("ExecMain", offsetof(Service, main_exec_status), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), BUS_EXEC_COMMAND_LIST_VTABLE("ExecStartPre", offsetof(Service, exec_command[SERVICE_EXEC_START_PRE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION), BUS_EXEC_COMMAND_LIST_VTABLE("ExecStart", offsetof(Service, exec_command[SERVICE_EXEC_START]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION), diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4 index d227f2af02..69e8d7a4d4 100644 --- a/src/core/load-fragment-gperf.gperf.m4 +++ b/src/core/load-fragment-gperf.gperf.m4 @@ -233,6 +233,8 @@ Service.FileDescriptorStoreMax, config_parse_unsigned, 0, Service.NotifyAccess, config_parse_notify_access, 0, offsetof(Service, notify_access) Service.Sockets, config_parse_service_sockets, 0, 0 Service.BusPolicy, config_parse_bus_endpoint_policy, 0, offsetof(Service, exec_context) +Service.USBFunctionDescriptors, config_parse_path, 0, offsetof(Service, usb_function_descriptors) +Service.USBFunctionStrings, config_parse_path, 0, offsetof(Service, usb_function_strings) EXEC_CONTEXT_CONFIG_ITEMS(Service)m4_dnl CGROUP_CONTEXT_CONFIG_ITEMS(Service)m4_dnl KILL_CONTEXT_CONFIG_ITEMS(Service)m4_dnl diff --git a/src/core/service.c b/src/core/service.c index fc28ba4d07..f7de5e89ff 100644 --- a/src/core/service.c +++ b/src/core/service.c @@ -482,6 +482,12 @@ static int service_verify(Service *s) { return -EINVAL; } + if (s->usb_function_descriptors && !s->usb_function_strings) + log_unit_warning(UNIT(s), "Service has USBFunctionDescriptors= setting, but no USBFunctionStrings=. Ignoring."); + + if (!s->usb_function_descriptors && s->usb_function_strings) + log_unit_warning(UNIT(s), "Service has USBFunctionStrings= setting, but no USBFunctionDescriptors=. Ignoring."); + return 0; } diff --git a/src/core/service.h b/src/core/service.h index 7da0a93961..789dff23a9 100644 --- a/src/core/service.h +++ b/src/core/service.h @@ -212,6 +212,9 @@ struct Service { ServiceFDStore *fd_store; unsigned n_fd_store; unsigned n_fd_store_max; + + char *usb_function_descriptors; + char *usb_function_strings; }; extern const UnitVTable service_vtable; diff --git a/src/core/socket.c b/src/core/socket.c index d8de58ef15..54e94c4f74 100644 --- a/src/core/socket.c +++ b/src/core/socket.c @@ -50,6 +50,7 @@ #include "formats-util.h" #include "signal-util.h" #include "socket.h" +#include "copy.h" static const UnitActiveState state_translation_table[_SOCKET_STATE_MAX] = { [SOCKET_DEAD] = UNIT_INACTIVE, @@ -1165,6 +1166,22 @@ static int socket_symlink(Socket *s) { return 0; } +static int ffs_write_descs(int fd, Unit *u) { + Service *s = SERVICE(u); + int r; + + if (!s->usb_function_descriptors || !s->usb_function_strings) + return -EINVAL; + + r = copy_file_fd(s->usb_function_descriptors, fd, false); + if (r < 0) + return 0; + + r = copy_file_fd(s->usb_function_strings, fd, false); + + return r; +} + static int select_ep(const struct dirent *d) { return d->d_name[0] != '.' && !streq(d->d_name, "ep0"); } @@ -1323,6 +1340,10 @@ static int socket_open_fds(Socket *s) { if (r < 0) goto rollback; + r = ffs_write_descs(p->fd, s->service.unit); + if (r < 0) + goto rollback; + r = ffs_dispatch_eps(p); if (r < 0) goto rollback; -- cgit v1.2.3-54-g00ecf