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watch_arg: greater_flag -> above_threshold

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zy
2023-11-27 04:21:47 -05:00
parent a56fa77dc8
commit 7e3b4ded0c
9 changed files with 202 additions and 10 deletions
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14
source/uapi/monitor_user.c
View File

@@ -42,3 +42,17 @@ int cancel_watch() {
file_desc = -1;
return 0;
}
void init_watch_arg(watch_arg *wg, char *name, void *ptr,
int length_byte, long long threshold,
unsigned char unsigned_flag,
unsigned char above_threshold, unsigned long time_ns){
wg->task_id = getpid();
strncpy(wg->name, name, (MAX_NAME_LEN + 1));
wg->ptr = ptr;
wg->length_byte = length_byte;
wg->threshold = threshold;
wg->unsigned_flag = unsigned_flag;
wg->above_threshold = above_threshold;
wg->time_ns = time_ns;
}

16
source/uapi/monitor_user.h
View File

@@ -1,7 +1,13 @@
#ifndef UAPI_MONITOR_H
#define UAPI_MONITOR_H
// monitor_interface.h
#include "monitor_user_sw.h"
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#define MAX_NAME_LEN (15) // max name length
typedef struct {
pid_t task_id; // current process id
char name[MAX_NAME_LEN + 1]; // name
@@ -9,12 +15,18 @@ typedef struct {
int length_byte; // byte
long long threshold; // threshold value
unsigned char unsigned_flag; // unsigned flag (true: unsigned, false: signed)
unsigned char greater_flag; // reverse flag (true: >, false: <)
unsigned char above_threshold; // reverse flag (true: >, false: <)
unsigned long time_ns; // timer interval (ns)
} watch_arg;
void init_watch_arg(watch_arg *wg, char *name, void *ptr, int length_byte,
long long threshold, unsigned char unsigned_flag,
unsigned char above_threshold, unsigned long time_ns);
// start watch
int start_watch(watch_arg w_arg);
// cancel watch
int cancel_watch(void);
int cancel_watch(void);
#endif

165
source/uapi/monitor_user_sw.h Normal file
View File

@@ -0,0 +1,165 @@
#ifndef UAPI_MONITOR_SW_H
#define UAPI_MONITOR_SW_H
#define SWATCH_CHAR(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(char); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 0; \
w_arg.above_threshold = 0; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_CHAR_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(char); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 0; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_UCHAR(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned char); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 0; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_UCHAR_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned char); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_INT(name, ptr, threshold) \
do { \
watch_arg w_arg = {0}; \
init_watch_arg(&w_arg, name, ptr, sizeof(int), threshold, 0, 1, 0); \
start_watch(w_arg); \
} while (0)
#define SWATCH_INT_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(int); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 0; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_UINT(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned int); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 0; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_UINT_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned int); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_LONG(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(long); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 0; \
w_arg.above_threshold = 0; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_LONG_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(long); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 0; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_ULONG(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned long); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 0; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#define SWATCH_ULONG_LESS(name, ptr, threshold) \
do { \
watch_arg w_arg; \
w_arg.task_id = getpid(); \
strncpy(w_arg.name, name, MAX_NAME_LEN); \
w_arg.ptr = ptr; \
w_arg.length_byte = sizeof(unsigned long); \
w_arg.threshold = threshold; \
w_arg.unsigned_flag = 1; \
w_arg.above_threshold = 1; \
w_arg.time_ns = 0; \
start_watch(w_arg); \
} while (0)
#endif