diff options
Diffstat (limited to 'vboxhgcm.h')
| -rw-r--r-- | vboxhgcm.h | 48 |
1 files changed, 45 insertions, 3 deletions
@@ -34,7 +34,7 @@ static void vbox_hgcm_wait(VMMDevHGCMRequestHeader __far * req) } } -static int32_t vbox_hgcm_connect_existing(LPVBOXCOMM vb, const char *service, hgcm_client_id_t __far *client_id) +static vboxerr vbox_hgcm_connect_existing(LPVBOXCOMM vb, const char *service, hgcm_client_id_t __far *client_id) { VMMDevHGCMConnect __far *req = (void __far *) vb->buf; @@ -57,7 +57,7 @@ static int32_t vbox_hgcm_connect_existing(LPVBOXCOMM vb, const char *service, hg return req->header.result; } -static int32_t vbox_hgcm_disconnect(LPVBOXCOMM vb, hgcm_client_id_t client_id) +static vboxerr vbox_hgcm_disconnect(LPVBOXCOMM vb, hgcm_client_id_t client_id) { VMMDevHGCMDisconnect __far *req = (void __far *) vb->buf; @@ -75,7 +75,7 @@ static int32_t vbox_hgcm_disconnect(LPVBOXCOMM vb, hgcm_client_id_t client_id) return req->header.result; } -static inline void vbox_hgcm_init_call(VMMDevHGCMCall __far *req, hgcm_client_id_t client_id, uint32_t function, unsigned narg) +static void vbox_hgcm_init_call(VMMDevHGCMCall __far *req, hgcm_client_id_t client_id, uint32_t function, unsigned narg) { vbox_init_req(&req->header.header, VMMDevReq_HGCMCall32, sizeof(VMMDevHGCMCall) + (narg * sizeof(HGCMFunctionParameter))); req->u32ClientID = client_id; @@ -83,4 +83,46 @@ static inline void vbox_hgcm_init_call(VMMDevHGCMCall __far *req, hgcm_client_id req->cParms = narg; } +static vboxerr vbox_hgcm_do_call_sync(LPVBOXCOMM vb, VMMDevHGCMCall __far *req) +{ + vbox_send_request(vb->iobase, vb->dds.physicalAddress); + + if (req->header.header.rc < 0) { + return req->header.header.rc; + } else if (req->header.header.rc == VINF_HGCM_ASYNC_EXECUTE) { + vbox_hgcm_wait(&req->header); + } + + return 0; +} + +static void vbox_hgcm_set_parameter_uint32(VMMDevHGCMCall __far *req, unsigned arg, uint32_t value) +{ + req->aParms[arg].type = VMMDevHGCMParmType_32bit; + req->aParms[arg].u.value32 = value; +} + +static inline uint32_t vbox_hgcm_get_parameter_uint32(VMMDevHGCMCall __far *req, unsigned arg) +{ + return req->aParms[arg].u.value32; +} + +static void vbox_hgcm_set_parameter_uint64(VMMDevHGCMCall __far *req, unsigned arg, uint64_t value) +{ + req->aParms[arg].type = VMMDevHGCMParmType_64bit; + req->aParms[arg].u.value64 = value; +} + +static inline uint64_t vbox_hgcm_get_parameter_uint64(VMMDevHGCMCall __far *req, unsigned arg) +{ + return req->aParms[arg].u.value64; +} + +static void vbox_hgcm_set_parameter_pointer(VMMDevHGCMCall __far *req, unsigned arg, unsigned size, void __far *ptr) +{ + req->aParms[arg].type = VMMDevHGCMParmType_LinAddr; + req->aParms[arg].u.LinAddr.cb = size; + req->aParms[arg].u.LinAddr.uAddr = linear_addr(ptr); +} + #endif // VBOXHGCM_H |