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#include <string.h> |
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#include "tools.h" |
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#endif |
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#ifdef FREEBSD |
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#include <sys/types.h> |
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#include <sys/sysctl.h> |
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#include <unistd.h> |
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#endif |
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|
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mem_stat_t *get_memory_stats(){ |
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|
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char *line_ptr; |
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FILE *f; |
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#endif |
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#ifdef FREEBSD |
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long inactive; |
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size_t size; |
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int pagesize; |
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#endif |
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|
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#ifdef SOLARIS |
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if((pagesize=sysconf(_SC_PAGESIZE)) == -1){ |
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&mem_stat.cache))!=4){ |
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return NULL; |
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} |
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|
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#endif |
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|
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#ifdef FREEBSD |
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/* Returns byes */ |
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if (sysctlbyname("hw.physmem", NULL, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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if (sysctlbyname("hw.physmem", &mem_stat.total, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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|
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/*returns pages*/ |
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if (sysctlbyname("vm.stats.vm.v_free_count", NULL, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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if (sysctlbyname("vm.stats.vm.v_free_count", &mem_stat.free, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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|
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if (sysctlbyname("vm.stats.vm.v_inactive_count", NULL, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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if (sysctlbyname("vm.stats.vm.v_inactive_count", &inactive , &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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|
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if (sysctlbyname("vm.stats.vm.v_cache_count", NULL, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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if (sysctlbyname("vm.stats.vm.v_cache_count", &mem_stat.cache, &size, NULL, NULL) < 0){ |
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return NULL; |
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} |
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|
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/* Because all the vm.stats returns pages, i need to get the page size. |
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* After that i then need to multiple the anything that used vm.stats to get |
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* the system statistics by pagesize |
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*/ |
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if ((pagesize=getpagesize()) == -1){ |
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return NULL; |
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} |
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|
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mem_stat.cache=mem_stat.cache*pagesize; |
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/* Of couse nothing is ever that simple :) And i have inactive pages to deal |
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* with too. So im goingto add them to free memory :) |
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*/ |
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mem_stat.free=(mem_stat.free*pagesize)+(inactive*pagesize); |
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|
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mem_stat.used=mem_stat.total-mem_stat.free; |
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|
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#endif |
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|