forked from KolibriOS/kolibrios
35ba6d8562
- [KSYS] added functions for working with drivers. - [SAMPLES] added an example of working with the tmpdisk.sys driver - Misc: fixed Makefiles git-svn-id: svn://kolibrios.org@8699 a494cfbc-eb01-0410-851d-a64ba20cac60
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
#include "stddef.h"
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#include <sys/ksys.h>
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#include <stdio.h>
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#include <stdlib.h>
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#define DEV_ADD_DISK 1
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#define TMPDISK_SIZE 10 //Mb
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#pragma pack(push, 1)
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struct{
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unsigned disk_size;
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unsigned char disk_id;
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}tmpdisk_add;
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#pragma pack(pop)
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char *tmpdisk_res_text[]={
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"TmpDisk operation completed successfully",
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"Unknown IOCTL code, wrong input/output size...",
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"DiskId must be from 0 to 9",
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"DiskSize is too large",
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"DiskSize is too small, might be too little free RAM",
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"Memory allocation failed",
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"Unknown error O_o",
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0};
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int main(){
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ksys_drv_hand_t tmpdisk_drv = _ksys_load_driver("tmpdisk");
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if(!tmpdisk_drv){
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puts("tmpdisk.sys driver not load!");
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exit(0);
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}else{
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puts("tmpdisk.sys driver is load!");
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}
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tmpdisk_add.disk_size = TMPDISK_SIZE*1024*1024/512;
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tmpdisk_add.disk_id = 5;
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ksys_drv_ctl_t ioctl;
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ioctl.func_num = DEV_ADD_DISK;
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ioctl.handler = tmpdisk_drv;
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ioctl.in_data_ptr = &tmpdisk_add;
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ioctl.in_data_size = sizeof(tmpdisk_add);
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ioctl.out_data_ptr = NULL;
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ioctl.out_data_size = 0;
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printf("Create '/tmp%u/' disk a %u Mb size...\n", tmpdisk_add.disk_id, TMPDISK_SIZE);
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unsigned status =_ksys_work_driver(&ioctl);
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if(status<7){
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puts(tmpdisk_res_text[status]);
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}else{
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puts(tmpdisk_res_text[6]);
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}
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exit(0);
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} |