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#include <strings.h>
#include "blktrace.h"
#define DECLARE_MASK_MAP(mask) { BLK_TC_##mask, #mask, "BLK_TC_"#mask }
#define COMPARE_MASK_MAP(mmp, str) \
(!strcasecmp((mmp)->short_form, (str)) || \
!strcasecmp((mmp)->long_form, (str)))
struct mask_map {
int mask;
char *short_form;
char *long_form;
};
static struct mask_map mask_maps[] = {
DECLARE_MASK_MAP(READ),
DECLARE_MASK_MAP(WRITE),
DECLARE_MASK_MAP(FLUSH),
DECLARE_MASK_MAP(SYNC),
DECLARE_MASK_MAP(QUEUE),
DECLARE_MASK_MAP(REQUEUE),
DECLARE_MASK_MAP(ISSUE),
DECLARE_MASK_MAP(COMPLETE),
DECLARE_MASK_MAP(FS),
DECLARE_MASK_MAP(PC),
DECLARE_MASK_MAP(NOTIFY),
DECLARE_MASK_MAP(AHEAD),
DECLARE_MASK_MAP(META),
DECLARE_MASK_MAP(DISCARD),
DECLARE_MASK_MAP(DRV_DATA),
DECLARE_MASK_MAP(FUA),
};
int find_mask_map(char *string)
{
unsigned int i;
for (i = 0; i < sizeof(mask_maps)/sizeof(mask_maps[0]); i++)
if (COMPARE_MASK_MAP(&mask_maps[i], string))
return mask_maps[i].mask;
return -1;
}
int valid_act_opt(int x)
{
return (1 <= x) && (x < (1 << BLK_TC_SHIFT));
}