diff options
Diffstat (limited to 'src/sem/ntapi_sem_fdio.c')
-rw-r--r-- | src/sem/ntapi_sem_fdio.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/sem/ntapi_sem_fdio.c b/src/sem/ntapi_sem_fdio.c new file mode 100644 index 0000000..5840226 --- /dev/null +++ b/src/sem/ntapi_sem_fdio.c @@ -0,0 +1,65 @@ +/********************************************************/ +/* ntapi: Native API core library */ +/* Copyright (C) 2013--2017 Z. Gilboa */ +/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */ +/********************************************************/ + +#include <psxtypes/psxtypes.h> +#include <ntapi/nt_file.h> +#include <ntapi/nt_string.h> +#include <ntapi/nt_atomic.h> +#include <ntapi/nt_port.h> +#include <ntapi/nt_ipc.h> +#include <ntapi/nt_sem.h> +#include <ntapi/ntapi.h> +#include "ntapi_impl.h" + +static int32_t __sem_fdio( + nt_sem_info * sem, + nt_iosb * iosb, + uint32_t opcode) +{ + int32_t status; + nt_sem_info_msg msg; + + /* validate */ + if (!iosb) + return NT_STATUS_INVALID_PARAMETER; + + /* msg */ + __ntapi->tt_aligned_block_memset( + &msg,0,sizeof(msg)); + + msg.header.msg_type = NT_LPC_NEW_MESSAGE; + msg.header.data_size = sizeof(msg.data); + msg.header.msg_size = sizeof(msg); + msg.data.ttyinfo.opcode = opcode; + + msg.data.seminfo.semkey = sem->semkey; + msg.data.seminfo.semid = sem->semid; + msg.data.seminfo.sempid = sem->sempid; + + if ((status = __ntapi->zw_request_wait_reply_port(sem->hport,&msg,&msg))) + return status; + else if (msg.data.ttyinfo.status) + return msg.data.ttyinfo.status; + + iosb->status = NT_STATUS_SUCCESS; + iosb->info = 0; + + return NT_STATUS_SUCCESS; +} + +int32_t __stdcall __ntapi_sem_cancel( + __in nt_sem_info * sem, + __out nt_iosb * iosb) +{ + return __sem_fdio(sem,iosb,NT_TTY_SEM_CANCEL); +} + +int32_t __stdcall __ntapi_sem_free( + __in nt_sem_info * sem, + __out nt_iosb * iosb) +{ + return __sem_fdio(sem,iosb,NT_TTY_SEM_FREE); +} |