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Added LIBGTOP_PROC_MAPS: process memory maps.

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This commit is contained in:
Martin Baulig
1999-04-03 22:54:00 +00:00
parent 5b946cb261
commit 3ccae8efee
2 changed files with 180 additions and 3 deletions
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41
kernel/sysctl/libgtop.h
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@@ -16,7 +16,8 @@ enum {
LIBGTOP_PROC_SEGMENT,
LIBGTOP_PROC_MEM,
LIBGTOP_PROC_SIGNAL,
LIBGTOP_PROC_ARGS
LIBGTOP_PROC_ARGS,
LIBGTOP_PROC_MAPS
};
enum {
@@ -45,6 +46,27 @@ enum {
#define LIBGTOP_TASK_STOPPED 16
#define LIBGTOP_TASK_SWAPPING 32
#define LIBGTOP_VM_READ 0x0001 /* currently active flags */
#define LIBGTOP_VM_WRITE 0x0002
#define LIBGTOP_VM_EXEC 0x0004
#define LIBGTOP_VM_SHARED 0x0008
#define LIBGTOP_VM_MAYREAD 0x0010 /* limits for mprotect() etc */
#define LIBGTOP_VM_MAYWRITE 0x0020
#define LIBGTOP_VM_MAYEXEC 0x0040
#define LIBGTOP_VM_MAYSHARE 0x0080
#define LIBGTOP_VM_GROWSDOWN 0x0100 /* general info on the segment */
#define LIBGTOP_VM_GROWSUP 0x0200
#define LIBGTOP_VM_SHM 0x0400 /* shared memory area, don't swap out */
#define LIBGTOP_VM_DENYWRITE 0x0800 /* ETXTBSY on write attempts.. */
#define LIBGTOP_VM_EXECUTABLE 0x1000
#define LIBGTOP_VM_LOCKED 0x2000
#define LIBGTOP_VM_IO 0x4000 /* Memory mapped I/O or similar */
#define LIBGTOP_MAP_PATH_LEN (PAGE_SIZE - sizeof (libgtop_proc_maps_header_t))
#ifndef min
#define min(a,b) ((a < b) ? a : b)
#endif
@@ -62,6 +84,9 @@ typedef struct libgtop_proc_segment libgtop_proc_segment_t;
typedef struct libgtop_proc_mem libgtop_proc_mem_t;
typedef struct libgtop_proc_signal libgtop_proc_signal_t;
typedef struct libgtop_proc_maps_header libgtop_proc_maps_header_t;
typedef struct libgtop_proc_maps libgtop_proc_maps_t;
struct libgtop_cpu
{
unsigned long total; /* Total CPU Time */
@@ -165,4 +190,18 @@ struct libgtop_proc_signal
unsigned long catch [LIBGTOP_NSIG];
};
struct libgtop_proc_maps_header
{
unsigned long start, end, offset, perm;
off_t filename_offset;
ino_t inode;
dev_t device;
} __attribute__ ((aligned (64)));
struct libgtop_proc_maps
{
libgtop_proc_maps_header_t header;
char filename [LIBGTOP_MAP_PATH_LEN];
};
#endif