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241 | /* GATE PROJECT LICENSE:
+----------------------------------------------------------------------------+
| Copyright(c) 2018-2025, Stefan Meislinger <sm@opengate.at> |
| All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met:|
| |
| 1. Redistributions of source code must retain the above copyright notice, |
| this list of conditions and the following disclaimer. |
| 2. Redistributions in binary form must reproduce the above copyright |
| notice, this list of conditions and the following disclaimer in the |
| documentation and/or other materials provided with the distribution. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"|
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| THE POSSIBILITY OF SUCH DAMAGE. |
+----------------------------------------------------------------------------+
*/
#include "gate/platforms.h"
#if defined(GATE_SYS_BEOS)
#include <kernel/OS.h>
#include "gate/results.h"
static sem_id global_platform_lock_sem;
gate_result_t gate_platform_init(void)
{
gate_result_t ret = GATE_RESULT_OK;
global_platform_lock_sem = create_sem(1, "gate_platform_lock");
/* TODO */
return ret;
}
void gate_platform_exit(int exit_code)
{
/* TODO */
kill_team(0);
}
void gate_platform_atexit(void(*func)(void))
{
/* TODO */
}
gate_result_t gate_platform_lock()
{
status_t status;
while (B_INTERRUPTED == (status = acquire_sem(global_platform_lock_sem)))
{
}
return (status == B_NO_ERROR) ? GATE_RESULT_OK : GATE_RESULT_FAILED;
}
gate_result_t gate_platform_unlock()
{
status_t status = release_sem(global_platform_lock_sem);
return (status == B_NO_ERROR) ? GATE_RESULT_OK : GATE_RESULT_FAILED;
}
static gate_int32_t global_last_error = 0;
gate_int32_t gate_platform_get_last_error()
{
/* TODO */
return global_last_error;
}
gate_result_t gate_platform_set_last_error(gate_int32_t platform_error_code)
{
/* TODO */
global_last_error = platform_error_code;
return GATE_RESULT_OK;
}
gate_result_t gate_platform_print_error(gate_int32_t platform_error_code, char* buffer, gate_size_t buffer_len)
{
/* TODO */
return GATE_RESULT_FAILED;
}
gate_result_t gate_platform_print_last_error(char* buffer, gate_size_t buffer_len)
{
return gate_platform_print_error(gate_platform_get_last_error(), buffer, buffer_len);
}
gate_bool_t gate_platform_stream_valid(gate_platform_stream_t strm)
{
/* TODO */
return false;
}
void gate_platform_stream_set_invalid(gate_platform_stream_t* ptr_strm)
{
*ptr_strm = NULL;
}
gate_result_t gate_platform_stream_open(char const* path, int open_flags, int native_flags, gate_platform_stream_t* strm)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_stream_read(gate_platform_stream_t strm, char* buffer, gate_size_t bufferlength, gate_size_t* returned)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_stream_write(gate_platform_stream_t strm, char const* buffer, gate_size_t bufferlength, gate_size_t* written)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_stream_seek(gate_platform_stream_t strm, gate_int64_t position, gate_enumint_t origin, gate_int64_t* final_position)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_stream_close(gate_platform_stream_t* strm)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_set_signal_handler(int sig,
gate_platform_signal_handler_t new_handler,
gate_platform_signal_handler_t* ptr_old_handler)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
gate_result_t gate_platform_raise_signal(int sig)
{
gate_result_t ret = GATE_RESULT_FAILED;
/* TODO */
return ret;
}
int gate_platform_convert_gate_signal(int gate_platform_signal)
{
/* TODO */
return 0;
}
int gate_platform_convert_native_signal(int native_signal)
{
/* TODO */
return 0;
}
gate_result_t gate_platform_semaphore_create(gate_platform_semaphore_t* ptr_sem, unsigned int count)
{
sem_id s;
if (!ptr_sem || (count == 0))
{
return GATE_RESULT_INVALIDARG;
}
s = create_sem((uint32)count, "gate_semaphore");
if (s < B_OK)
{
return GATE_RESULT_FAILED;
}
*ptr_sem = (gate_platform_semaphore_t)s;
}
gate_result_t gate_platform_semaphore_acquire(gate_platform_semaphore_t* ptr_sem, gate_uint32_t const* ptr_timeout_ms)
{
sem_id s;
status_t status;
if (!ptr_sem)
{
return GATE_RESULT_INVALIDARG;
}
do
{
s = (sem_id)(*ptr_sem);
if (ptr_timeout_ms)
{
status = acquire_sem_etc(s, 1, B_RELATIVE_TIMEOUT, (uint32)(*ptr_timeout_ms));
if ((status == B_WOULD_BLOCK) && (*ptr_timeout_ms == 0))
{
status = B_TIMED_OUT;
}
}
else
{
status = acquire_sem(s);
}
} while (status == B_INTERRUPTED);
switch (status)
{
case B_NO_ERROR: return GATE_RESULT_OK;
case B_TIMED_OUT: return GATE_RESULT_TIMEOUT;
default: break;
}
return GATE_RESULT_FAILED;
}
gate_result_t gate_platform_semaphore_release(gate_platform_semaphore_t* ptr_sem)
{
sem_id s;
status_t status;
if (!ptr_sem)
{
return GATE_RESULT_INVALIDARG;
}
s = (sem_id)(*ptr_sem);
status = release_sem(s);
return (status == B_NO_ERROR) ? GATE_RESULT_OK : GATE_RESULT_FAILED;
}
gate_result_t gate_platform_semaphore_destroy(gate_platform_semaphore_t* ptr_sem)
{
sem_id s = (sem_id)(*ptr_sem);<--- Null pointer dereference
status_t status;
if (!ptr_sem)<--- Assuming that condition '!ptr_sem' is not redundant
{
return GATE_RESULT_INVALIDARG;
}
status = delete_sem(s);
return (status == B_NO_ERROR) ? GATE_RESULT_OK : GATE_RESULT_FAILED;
}
gate_bool_t gate_platform_yield()
{
/* TODO */
return false;
}
#endif /* GATE_SYS_BEOS */
|