Changeset 3b3fcf36 in mainline for uspace/lib/c/generic/ipc_test.c

Timestamp:

2018-11-20T10:53:13Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

a615be0

Parents:

8be3230

git-author:

Jiri Svoboda <jiri@…> (2018-11-19 18:49:18)

git-committer:

Jiri Svoboda <jiri@…> (2018-11-20 10:53:13)

Message:

IPC share-in test using text and data segment.

File:

• uspace/lib/c/generic/ipc_test.c (modified) (2 diffs)

uspace/lib/c/generic/ipc_test.c

@@ -34 +34 @@
 
 #include <abi/ipc/interfaces.h>
+#include <as.h>
 #include <errno.h>
 #include <ipc/services.h>
@@ -111 +112 @@
 }
 
+/** Get size of shared read-only memory area.
+ *
+ * @param test IPC test service
+ * @param rsize Place to store size of the shared area
+ * @return EOK on success or an error code
+ */
+errno_t ipc_test_get_ro_area_size(ipc_test_t *test, size_t *rsize)
+{
+        async_exch_t *exch;
+        errno_t retval;
+        sysarg_t size;
+
+        exch = async_exchange_begin(test->sess);
+        retval = async_req_0_1(exch, IPC_TEST_GET_RO_AREA_SIZE, &size);
+        async_exchange_end(exch);
+
+        if (retval != EOK)
+                return retval;
+
+        *rsize = size;
+        return EOK;
+}
+
+/** Get size of shared read-write memory area.
+ *
+ * @param test IPC test service
+ * @param rsize Place to store size of the shared area
+ * @return EOK on success or an error code
+ */
+errno_t ipc_test_get_rw_area_size(ipc_test_t *test, size_t *rsize)
+{
+        async_exch_t *exch;
+        errno_t retval;
+        sysarg_t size;
+
+        exch = async_exchange_begin(test->sess);
+        retval = async_req_0_1(exch, IPC_TEST_GET_RW_AREA_SIZE, &size);
+        async_exchange_end(exch);
+
+        if (retval != EOK)
+                return retval;
+
+        *rsize = size;
+        return EOK;
+}
+
+/** Test share-in of read-only area.
+ *
+ * @param test IPC test service
+ * @param size Size of the shared area
+ * @param rptr Place to store pointer to the shared-in area
+ * @return EOK on success or an error code
+ */
+errno_t ipc_test_share_in_ro(ipc_test_t *test, size_t size, const void **rptr)
+{
+        async_exch_t *exch;
+        ipc_call_t answer;
+        aid_t req;
+        void *dst;
+        errno_t rc;
+
+        exch = async_exchange_begin(test->sess);
+        req = async_send_0(exch, IPC_TEST_SHARE_IN_RO, &answer);
+
+        dst = NULL;
+        rc = async_share_in_start_0_0(exch, size, &dst);
+        if (rc != EOK || dst == AS_MAP_FAILED) {
+                async_exchange_end(exch);
+                async_forget(req);
+                return ENOMEM;
+        }
+
+        async_exchange_end(exch);
+        async_wait_for(req, NULL);
+        *rptr = dst;
+        return EOK;
+}
+
+/** Test share-in of read-write area.
+ *
+ * @param test IPC test service
+ * @param size Size of the shared area
+ * @param rptr Place to store pointer to the shared-in area
+ * @return EOK on success or an error code
+ */
+errno_t ipc_test_share_in_rw(ipc_test_t *test, size_t size, void **rptr)
+{
+        async_exch_t *exch;
+        ipc_call_t answer;
+        aid_t req;
+        void *dst;
+        errno_t rc;
+
+        exch = async_exchange_begin(test->sess);
+        req = async_send_0(exch, IPC_TEST_SHARE_IN_RW, &answer);
+
+        rc = async_share_in_start_0_0(exch, size, &dst);
+        if (rc != EOK || dst == AS_MAP_FAILED) {
+                async_exchange_end(exch);
+                async_forget(req);
+                return ENOMEM;
+        }
+
+        async_exchange_end(exch);
+        async_wait_for(req, NULL);
+        *rptr = dst;
+        return EOK;
+}
+
 /** @}
  */