Changeset f55b12b in mainline for uspace/lib

Timestamp:

2011-08-18T18:41:03Z (14 years ago)

Author:

Petr Koupy <petr.koupy@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0cc32f2, a92cf94f, cf22ada

Parents:

3190e88 (diff), 763e0cd (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline changes.

Location:

uspace/lib

Files:

• c/generic/devman.c (modified) (4 diffs)
• c/generic/loc.c (modified) (7 diffs)
• c/include/devman.h (modified) (2 diffs)
• c/include/ipc/devman.h (modified) (2 diffs)
• c/include/ipc/loc.h (modified) (2 diffs)
• c/include/loc.h (modified) (2 diffs)
• drv/generic/driver.c (modified) (1 diff)
• drv/include/ddf/driver.h (modified) (1 diff)
• usb/include/usb/hc.h (modified) (2 diffs)
• usb/include/usb/usb.h (modified) (1 diff)
• usb/src/hc.c (modified) (1 diff)
• usb/src/resolve.c (modified) (2 diffs)

uspace/lib/c/generic/devman.c

@@ -271 +271 @@
 }
 
-int devman_add_device_to_class(devman_handle_t devman_handle,
-    const char *class_name)
+int devman_add_device_to_category(devman_handle_t devman_handle,
+    const char *cat_name)
 {
         async_exch_t *exch = devman_exchange_begin_blocking(DEVMAN_DRIVER);
         
         ipc_call_t answer;
-        aid_t req = async_send_1(exch, DEVMAN_ADD_DEVICE_TO_CLASS,
+        aid_t req = async_send_1(exch, DEVMAN_ADD_DEVICE_TO_CATEGORY,
             devman_handle, &answer);
-        sysarg_t retval = async_data_write_start(exch, class_name,
-            str_size(class_name));
+        sysarg_t retval = async_data_write_start(exch, cat_name,
+            str_size(cat_name));
         
         devman_exchange_end(exch);
@@ -333 +333 @@
                 exch = devman_exchange_begin(DEVMAN_CLIENT);
                 if (exch == NULL)
-                        return errno;
+                        return ENOMEM;
         }
         
@@ -364 +364 @@
 }
 
-int devman_device_get_handle_by_class(const char *classname,
-    const char *devname, devman_handle_t *handle, unsigned int flags)
-{
-        async_exch_t *exch;
-        
-        if (flags & IPC_FLAG_BLOCKING)
-                exch = devman_exchange_begin_blocking(DEVMAN_CLIENT);
-        else {
-                exch = devman_exchange_begin(DEVMAN_CLIENT);
-                if (exch == NULL)
-                        return errno;
-        }
-        
-        ipc_call_t answer;
-        aid_t req = async_send_1(exch, DEVMAN_DEVICE_GET_HANDLE_BY_CLASS,
-            flags, &answer);
-        sysarg_t retval = async_data_write_start(exch, classname,
-            str_size(classname));
-        
-        if (retval != EOK) {
-                devman_exchange_end(exch);
-                async_wait_for(req, NULL);
-                return retval;
-        }
-        
-        retval = async_data_write_start(exch, devname,
-            str_size(devname));
-        
-        devman_exchange_end(exch);
-        
-        if (retval != EOK) {
-                async_wait_for(req, NULL);
-                return retval;
-        }
-        
-        async_wait_for(req, &retval);
-        
-        if (retval != EOK) {
-                if (handle != NULL)
-                        *handle = (devman_handle_t) -1;
-                
-                return retval;
-        }
-        
-        if (handle != NULL)
-                *handle = (devman_handle_t) IPC_GET_ARG1(answer);
-        
-        return retval;
-}
-
 int devman_get_device_path(devman_handle_t handle, char *path, size_t path_size)
 {
         async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
         if (exch == NULL)
-                return errno;
+                return ENOMEM;
         
         ipc_call_t answer;
@@ -463 +413 @@
 }
 
+int devman_fun_sid_to_handle(service_id_t sid, devman_handle_t *handle)
+{
+        async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
+        if (exch == NULL)
+                return ENOMEM;
+        
+        sysarg_t retval = async_req_1_1(exch, DEVMAN_FUN_SID_TO_HANDLE,
+            sid, handle);
+        
+        devman_exchange_end(exch);
+        return (int) retval;
+}
+
 /** @}
  */

uspace/lib/c/generic/loc.c

@@ -45 +45 @@
 static FIBRIL_MUTEX_INITIALIZE(loc_consumer_mutex);
 
+static FIBRIL_MUTEX_INITIALIZE(loc_callback_mutex);
+static bool loc_callback_created = false;
+
 static async_sess_t *loc_supp_block_sess = NULL;
 static async_sess_t *loc_cons_block_sess = NULL;
@@ -51 +54 @@
 static async_sess_t *loc_consumer_sess = NULL;
 
+static loc_cat_change_cb_t cat_change_cb = NULL;
+
+static void loc_cb_conn(ipc_callid_t iid, ipc_call_t *icall, void *arg)
+{
+        loc_cat_change_cb_t cb_fun;
+        
+        while (true) {
+                ipc_call_t call;
+                ipc_callid_t callid = async_get_call(&call);
+                
+                if (!IPC_GET_IMETHOD(call)) {
+                        /* TODO: Handle hangup */
+                        return;
+                }
+                
+                int retval;
+                
+                switch (IPC_GET_IMETHOD(call)) {
+                case LOC_EVENT_CAT_CHANGE:
+                        fibril_mutex_lock(&loc_callback_mutex);
+                        cb_fun = cat_change_cb;
+                        if (cb_fun != NULL) {
+                                (*cb_fun)();
+                        }
+                        fibril_mutex_unlock(&loc_callback_mutex);
+                        retval = 0;
+                        break;
+                default:
+                        retval = ENOTSUP;
+                }
+                
+                async_answer_0(callid, retval);
+        }
+}
+
+
 static void clone_session(fibril_mutex_t *mtx, async_sess_t *src,
     async_sess_t **dst)
@@ -60 +99 @@
         
         fibril_mutex_unlock(mtx);
+}
+
+static int loc_callback_create(void)
+{
+        async_exch_t *exch;
+        sysarg_t retval;
+        int rc = EOK;
+
+        fibril_mutex_lock(&loc_callback_mutex);
+        
+        if (!loc_callback_created) {
+                exch = loc_exchange_begin_blocking(LOC_PORT_CONSUMER);
+                
+                ipc_call_t answer;
+                aid_t req = async_send_0(exch, LOC_CALLBACK_CREATE, &answer);
+                async_connect_to_me(exch, 0, 0, 0, loc_cb_conn, NULL);
+                loc_exchange_end(exch);
+                
+                async_wait_for(req, &retval);
+                if (rc != EOK)
+                        goto done;
+                
+                if (retval != EOK) {
+                        rc = retval;
+                        goto done;
+                }
+                
+                loc_callback_created = true;
+        }
+        
+        rc = EOK;
+done:
+        fibril_mutex_unlock(&loc_callback_mutex);
+        return rc;
 }
 
@@ -291 +364 @@
 }
 
-/** Get service name.
- *
- * Provided ID of a service, return its name.
- *
- * @param svc_id        Service ID
+/** Get object name.
+ *
+ * Provided ID of an object, return its name.
+ *
+ * @param method        IPC method
+ * @param id            Object ID
  * @param name          Place to store pointer to new string. Caller should
  *                      free it using free().
  * @return              EOK on success or negative error code
  */
-int loc_service_get_name(service_id_t svc_id, char **name)
+static int loc_get_name_internal(sysarg_t method, sysarg_t id, char **name)
 {
         async_exch_t *exch;
@@ -312 +386 @@
         
         ipc_call_t answer;
-        aid_t req = async_send_1(exch, LOC_SERVICE_GET_NAME, svc_id, &answer);
+        aid_t req = async_send_1(exch, method, id, &answer);
         aid_t dreq = async_data_read(exch, name_buf, LOC_NAME_MAXLEN,
             &dreply);
@@ -341 +415 @@
 }
 
+/** Get category name.
+ *
+ * Provided ID of a service, return its name.
+ *
+ * @param cat_id        Category ID
+ * @param name          Place to store pointer to new string. Caller should
+ *                      free it using free().
+ * @return              EOK on success or negative error code
+ */
+int loc_category_get_name(category_id_t cat_id, char **name)
+{
+        return loc_get_name_internal(LOC_CATEGORY_GET_NAME, cat_id, name);
+}
+
+/** Get service name.
+ *
+ * Provided ID of a service, return its name.
+ *
+ * @param svc_id        Service ID
+ * @param name          Place to store pointer to new string. Caller should
+ *                      free it using free().
+ * @return              EOK on success or negative error code
+ */
+int loc_service_get_name(service_id_t svc_id, char **name)
+{
+        return loc_get_name_internal(LOC_SERVICE_GET_NAME, svc_id, name);
+}
 
 int loc_namespace_get_id(const char *name, service_id_t *handle,
@@ -749 +850 @@
             data, count);
 }
+
+int loc_register_cat_change_cb(loc_cat_change_cb_t cb_fun)
+{
+        if (loc_callback_create() != EOK)
+                return EIO;
+
+        cat_change_cb = cb_fun;
+        return EOK;
+}

uspace/lib/c/include/devman.h

@@ -38 +38 @@
 
 #include <ipc/devman.h>
+#include <ipc/loc.h>
 #include <async.h>
 #include <bool.h>
@@ -56 +57 @@
 extern int devman_device_get_handle(const char *, devman_handle_t *,
     unsigned int);
-extern int devman_device_get_handle_by_class(const char *, const char *,
-    devman_handle_t *, unsigned int);
 extern int devman_get_device_path(devman_handle_t, char *, size_t);
 
-extern int devman_add_device_to_class(devman_handle_t, const char *);
+extern int devman_add_device_to_category(devman_handle_t, const char *);
+extern int devman_fun_sid_to_handle(service_id_t, devman_handle_t *);
 
 #endif

uspace/lib/c/include/ipc/devman.h

@@ -138 +138 @@
         DEVMAN_ADD_FUNCTION,
         DEVMAN_ADD_MATCH_ID,
-        DEVMAN_ADD_DEVICE_TO_CLASS
+        DEVMAN_ADD_DEVICE_TO_CATEGORY
 
 } driver_to_devman_t;
@@ -149 +149 @@
 typedef enum {
         DEVMAN_DEVICE_GET_HANDLE = IPC_FIRST_USER_METHOD,
-        DEVMAN_DEVICE_GET_HANDLE_BY_CLASS,
-        DEVMAN_DEVICE_GET_DEVICE_PATH
+        DEVMAN_DEVICE_GET_DEVICE_PATH,
+        DEVMAN_FUN_SID_TO_HANDLE
 } client_to_devman_t;
 

uspace/lib/c/include/ipc/loc.h

@@ -57 +57 @@
         LOC_SERVICE_GET_NAME,
         LOC_NAMESPACE_GET_ID,
+        LOC_CALLBACK_CREATE,
         LOC_CATEGORY_GET_ID,
+        LOC_CATEGORY_GET_NAME,
         LOC_CATEGORY_GET_SVCS,
         LOC_ID_PROBE,
@@ -68 +70 @@
         LOC_GET_SERVICES
 } loc_request_t;
+
+typedef enum {
+        LOC_EVENT_CAT_CHANGE = IPC_FIRST_USER_METHOD
+} loc_event_t;
 
 /** Ports provided by location service.

uspace/lib/c/include/loc.h

@@ -40 +40 @@
 #include <bool.h>
 
+typedef void (*loc_cat_change_cb_t)(void);
+
 extern async_exch_t *loc_exchange_begin_blocking(loc_interface_t);
 extern async_exch_t *loc_exchange_begin(loc_interface_t);
@@ -73 +75 @@
 extern size_t loc_get_services(service_id_t, loc_sdesc_t **);
 extern int loc_get_categories(category_id_t **, size_t *);
+extern int loc_register_cat_change_cb(loc_cat_change_cb_t);
 
 

uspace/lib/drv/generic/driver.c

@@ -635 +635 @@
 }
 
-/** Add exposed function to class.
+/** Add exposed function to category.
  *
  * Must only be called when the function is bound.
  */
-int ddf_fun_add_to_class(ddf_fun_t *fun, const char *class_name)
+int ddf_fun_add_to_category(ddf_fun_t *fun, const char *cat_name)
 {
         assert(fun->bound == true);
         assert(fun->ftype == fun_exposed);
         
-        return devman_add_device_to_class(fun->handle, class_name);
+        return devman_add_device_to_category(fun->handle, cat_name);
 }
 

uspace/lib/drv/include/ddf/driver.h

@@ -151 +151 @@
 extern int ddf_fun_add_match_id(ddf_fun_t *, const char *, int);
 
-extern int ddf_fun_add_to_class(ddf_fun_t *, const char *);
+extern int ddf_fun_add_to_category(ddf_fun_t *, const char *);
 
 #endif

uspace/lib/usb/include/usb/hc.h

@@ -38 +38 @@
 #include <sys/types.h>
 #include <ipc/devman.h>
+#include <ipc/loc.h>
 #include <ddf/driver.h>
 #include <bool.h>
@@ -68 +69 @@
     devman_handle_t *);
 
-int usb_ddf_get_hc_handle_by_class(size_t, devman_handle_t *);
+int usb_ddf_get_hc_handle_by_sid(service_id_t, devman_handle_t *);
 
 

uspace/lib/usb/include/usb/usb.h

@@ -174 +174 @@
 } usb_packet_id;
 
-/** Class name for USB host controllers. */
-#define USB_HC_DDF_CLASS_NAME "usbhc"
+/** Category for USB host controllers. */
+#define USB_HC_CATEGORY "usbhc"
 
 #endif

uspace/lib/usb/src/hc.c

@@ -201 +201 @@
 /** Get host controller handle by its class index.
  *
- * @param class_index Class index for the host controller.
+ * @param sid Service ID of the HC function.
  * @param hc_handle Where to store the HC handle
  *      (can be NULL for existence test only).
  * @return Error code.
  */
-int usb_ddf_get_hc_handle_by_class(size_t class_index,
-    devman_handle_t *hc_handle)
-{
-        char *class_index_str;
-        devman_handle_t hc_handle_tmp;
+int usb_ddf_get_hc_handle_by_sid(service_id_t sid, devman_handle_t *hc_handle)
+{
+        devman_handle_t handle;
         int rc;
-
-        rc = asprintf(&class_index_str, "%zu", class_index);
-        if (rc < 0) {
-                return ENOMEM;
-        }
-        rc = devman_device_get_handle_by_class("usbhc", class_index_str,
-            &hc_handle_tmp, 0);
-        free(class_index_str);
-        if (rc != EOK) {
-                return rc;
-        }
-
-        if (hc_handle != NULL) {
-                *hc_handle = hc_handle_tmp;
-        }
-
-        return EOK;
+        
+        rc = devman_fun_sid_to_handle(sid, &handle);
+        if (hc_handle != NULL)
+                *hc_handle = handle;
+        
+        return rc;
 }
 

uspace/lib/usb/src/resolve.c

@@ -46 +46 @@
     devman_handle_t *out_hc_handle, usb_address_t *out_device_address)
 {
-        size_t class_index;
+        uint64_t sid;
         size_t address;
         int rc;
         char *ptr;
 
-        rc = str_size_t(path, &ptr, 10, false, &class_index);
+        rc = str_uint64(path, &ptr, 10, false, &sid);
         if (rc != EOK) {
                 return false;
@@ -64 +64 @@
                 return false;
         }
-        rc = usb_ddf_get_hc_handle_by_class(class_index, out_hc_handle);
+        rc = usb_ddf_get_hc_handle_by_sid(sid, out_hc_handle);
         if (rc != EOK) {
                 return false;