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| #include <psxtypes/psxtypes.h> |
| #include <ntapi/nt_port.h> |
| #include <ntapi/nt_tty.h> |
| #include <ntapi/ntapi.h> |
| #include "ntapi_impl.h" |
| #include "ntapi_pty.h" |
| |
| static int32_t __stdcall __ntapi_pty_read_write( |
| nt_pty * pty, |
| void * hevent, |
| nt_io_apc_routine * apc_routine, |
| void * apc_context, |
| nt_iosb * iosb, |
| void * buffer, |
| size_t nbytes, |
| nt_large_integer * offset, |
| uint32_t * key, |
| int32_t opcode) |
| { |
| int32_t status; |
| nt_pty_io_msg msg; |
| off_t soffset; |
| int mode; |
| |
| mode = opcode - NT_TTY_PTY_READ; |
| soffset = mode * pty->section_size / 2; |
| |
| if (offset && offset->quad) |
| return NT_STATUS_INVALID_PARAMETER; |
| |
| nbytes = nbytes <= pty->section_size / 2 |
| ? nbytes |
| : pty->section_size / 2; |
| |
| __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.ioinfo.hpty = pty->hpty; |
| msg.data.ioinfo.hevent = hevent; |
| msg.data.ioinfo.apc_routine = apc_routine; |
| msg.data.ioinfo.apc_context = apc_context; |
| msg.data.ioinfo.key = key ? *key : 0; |
| |
| msg.data.ioinfo.luid.high = pty->luid.high; |
| msg.data.ioinfo.luid.low = pty->luid.low; |
| |
| msg.data.ioinfo.riosb = iosb; |
| msg.data.ioinfo.raddr = buffer; |
| |
| __ntapi->tt_guid_copy( |
| &msg.data.ioinfo.guid, |
| &pty->guid); |
| |
| msg.data.ioinfo.nbytes = nbytes; |
| msg.data.ioinfo.offset = soffset; |
| |
| if (mode == __PTY_WRITE) |
| __ntapi->tt_generic_memcpy( |
| (char *)pty->section_addr + soffset, |
| (char *)buffer, |
| nbytes); |
| |
| if ((status = __ntapi->zw_request_wait_reply_port(pty->hport,&msg,&msg))) |
| return status; |
| else if (msg.data.ttyinfo.status) |
| return msg.data.ttyinfo.status; |
| |
| if (mode == __PTY_READ) |
| __ntapi->tt_generic_memcpy( |
| (char *)buffer, |
| (char *)pty->section_addr + soffset, |
| msg.data.ioinfo.iosb.info); |
| |
| iosb->info = msg.data.ioinfo.iosb.info; |
| iosb->status = msg.data.ioinfo.iosb.status; |
| |
| return NT_STATUS_SUCCESS; |
| } |
| |
| |
| int32_t __stdcall __ntapi_pty_read( |
| __in nt_pty * pty, |
| __in void * hevent __optional, |
| __in nt_io_apc_routine * apc_routine __optional, |
| __in void * apc_context __optional, |
| __out nt_iosb * iosb, |
| __out void * buffer, |
| __in uint32_t nbytes, |
| __in nt_large_integer * offset __optional, |
| __in uint32_t * key __optional) |
| { |
| return __ntapi_pty_read_write( |
| pty, |
| hevent,apc_routine,apc_context, |
| iosb,buffer,nbytes,offset,key, |
| NT_TTY_PTY_READ); |
| } |
| |
| |
| int32_t __stdcall __ntapi_pty_write( |
| __in nt_pty * pty, |
| __in void * hevent __optional, |
| __in nt_io_apc_routine * apc_routine __optional, |
| __in void * apc_context __optional, |
| __out nt_iosb * iosb, |
| __in void * buffer, |
| __in uint32_t nbytes, |
| __in nt_large_integer * offset __optional, |
| __in uint32_t * key __optional) |
| { |
| return __ntapi_pty_read_write( |
| pty, |
| hevent,apc_routine,apc_context, |
| iosb,buffer,nbytes,offset,key, |
| NT_TTY_PTY_WRITE); |
| } |