Subversion Repositories Kolibri OS

#include 

#define SRV_GET_CAPS         3

};

int lock_bitmap(bitmap_t *bitmap)

{

 //    __asm__ __volatile__("int3");

    if( blit_caps & HW_BIT_BLIT )

    {

        struct __attribute__((packed))  /*     SRV_CREATE_SURFACE    */

        {

            uint32_t  handle;           // ignored

            void      *data;            // ignored

            uint32_t  width;

            uint32_t  height;

            uint32_t  pitch;            // ignored

        }io_12;

        ioctl_t io;

        int     err;

        io_12.handle  = bitmap->handle;

        io_12.pitch   = 0;

        io_12.data    = 0;

        io.handle   = service;

        io.io_code  = SRV_LOCK_SURFACE;

        io.input    = &io_12;

        io.inp_size = BUFFER_SIZE(5);

        io.output   = NULL;

        io.out_size = 0;

        err = call_service(&io);

        if(err==0)

        {

            bitmap->pitch  = io_12.pitch;

            bitmap->data   = io_12.data;

//            printf("Lock hardware surface %x pitch %d, buffer %x\n",

//                     bitmap->handle, bitmap->pitch, bitmap->data);

            return 0;

        };

        return err;

    };

    return 0;

    ::"a"(73),"b"(0),"c"(&bc));