diff options
Diffstat (limited to 'liboffloadmic/runtime/emulator/coi_device.cpp')
| -rw-r--r-- | liboffloadmic/runtime/emulator/coi_device.cpp | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/liboffloadmic/runtime/emulator/coi_device.cpp b/liboffloadmic/runtime/emulator/coi_device.cpp index 1a89a3f..8773a79 100644 --- a/liboffloadmic/runtime/emulator/coi_device.cpp +++ b/liboffloadmic/runtime/emulator/coi_device.cpp @@ -1,5 +1,5 @@ /* - Copyright (c) 2014 Intel Corporation. All Rights Reserved. + Copyright (c) 2014-2015 Intel Corporation. All Rights Reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions @@ -109,8 +109,8 @@ SYMBOL_VERSION (COIProcessWaitForShutdown, 1) () strlen (PIPE_HOST_PATH) + strlen (mic_dir) + 1); MALLOC (char *, pipe_target_path, strlen (PIPE_TARGET_PATH) + strlen (mic_dir) + 1); - sprintf (pipe_host_path, "%s"PIPE_HOST_PATH, mic_dir); - sprintf (pipe_target_path, "%s"PIPE_TARGET_PATH, mic_dir); + sprintf (pipe_host_path, "%s" PIPE_HOST_PATH, mic_dir); + sprintf (pipe_target_path, "%s" PIPE_TARGET_PATH, mic_dir); pipe_host = open (pipe_host_path, O_CLOEXEC | O_WRONLY); if (pipe_host < 0) COIERROR ("Cannot open target-to-host pipe."); @@ -237,6 +237,7 @@ SYMBOL_VERSION (COIProcessWaitForShutdown, 1) () { char *lib_path; size_t len; + void *handle; /* Receive data from host. */ READ (pipe_target, &len, sizeof (size_t)); @@ -244,14 +245,28 @@ SYMBOL_VERSION (COIProcessWaitForShutdown, 1) () READ (pipe_target, lib_path, len); /* Open library. */ - if (dlopen (lib_path, RTLD_LAZY | RTLD_GLOBAL) == 0) + handle = dlopen (lib_path, RTLD_LAZY | RTLD_GLOBAL); + if (handle == NULL) COIERROR ("Cannot load %s: %s", lib_path, dlerror ()); + /* Send data to host. */ + WRITE (pipe_host, &handle, sizeof (void *)); + /* Clean up. */ free (lib_path); break; } + case CMD_CLOSE_LIBRARY: + { + /* Receive data from host. */ + void *handle; + READ (pipe_target, &handle, sizeof (void *)); + + dlclose (handle); + + break; + } case CMD_RUN_FUNCTION: { uint16_t misc_data_len, return_data_len; |