/* htop - ProcessList.c (C) 2004,2005 Hisham H. Muhammad Released under the GNU GPL, see the COPYING file in the source distribution for its full text. */ #ifndef CONFIG_H #define CONFIG_H #include "config.h" #endif #include "ProcessList.h" #include "Process.h" #include "Vector.h" #include "UsersTable.h" #include "Hashtable.h" #include "String.h" #include #include #include #include #include #include #include #include #include #include #include "debug.h" #include /*{ #ifndef PROCDIR #define PROCDIR "/proc" #endif #ifndef PROCSTATFILE #define PROCSTATFILE PROCDIR "/stat" #endif #ifndef PROCMEMINFOFILE #define PROCMEMINFOFILE PROCDIR "/meminfo" #endif #ifndef MAX_NAME #define MAX_NAME 128 #endif #ifndef MAX_READ #define MAX_READ 2048 #endif #ifndef PER_PROCESSOR_FIELDS #define PER_PROCESSOR_FIELDS 22 #endif }*/ /*{ #ifdef DEBUG_PROC typedef int(*vxscanf)(void*, const char*, va_list); #endif typedef struct ProcessList_ { Vector* processes; Vector* processes2; Hashtable* processTable; Process* prototype; UsersTable* usersTable; int processorCount; int totalTasks; int runningTasks; // Must match number of PER_PROCESSOR_FIELDS constant unsigned long long int* totalTime; unsigned long long int* userTime; unsigned long long int* systemTime; unsigned long long int* systemAllTime; unsigned long long int* idleAllTime; unsigned long long int* idleTime; unsigned long long int* niceTime; unsigned long long int* ioWaitTime; unsigned long long int* irqTime; unsigned long long int* softIrqTime; unsigned long long int* stealTime; unsigned long long int* totalPeriod; unsigned long long int* userPeriod; unsigned long long int* systemPeriod; unsigned long long int* systemAllPeriod; unsigned long long int* idleAllPeriod; unsigned long long int* idlePeriod; unsigned long long int* nicePeriod; unsigned long long int* ioWaitPeriod; unsigned long long int* irqPeriod; unsigned long long int* softIrqPeriod; unsigned long long int* stealPeriod; unsigned long long int totalMem; unsigned long long int usedMem; unsigned long long int freeMem; unsigned long long int sharedMem; unsigned long long int buffersMem; unsigned long long int cachedMem; unsigned long long int totalSwap; unsigned long long int usedSwap; unsigned long long int freeSwap; ProcessField* fields; ProcessField sortKey; int direction; bool hideThreads; bool shadowOtherUsers; bool hideKernelThreads; bool hideUserlandThreads; bool treeView; bool highlightBaseName; bool highlightMegabytes; bool highlightThreads; bool detailedCPUTime; #ifdef DEBUG_PROC FILE* traceFile; #endif } ProcessList; }*/ static ProcessField defaultHeaders[] = { PID, USER, PRIORITY, NICE, M_SIZE, M_RESIDENT, M_SHARE, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 }; #ifdef DEBUG_PROC #define ProcessList_read(this, buffer, format, ...) ProcessList_xread(this, (vxscanf) vsscanf, buffer, format, ## __VA_ARGS__ ) #define ProcessList_fread(this, file, format, ...) ProcessList_xread(this, (vxscanf) vfscanf, file, format, ## __VA_ARGS__ ) static FILE* ProcessList_fopen(ProcessList* this, const char* path, const char* mode) { fprintf(this->traceFile, "[%s]\n", path); return fopen(path, mode); } static inline int ProcessList_xread(ProcessList* this, vxscanf fn, void* buffer, char* format, ...) { va_list ap; va_start(ap, format); int num = fn(buffer, format, ap); va_end(format); va_start(ap, format); while (*format) { char ch = *format; char* c; int* d; long int* ld; unsigned long int* lu; long long int* lld; unsigned long long int* llu; char** s; if (ch != '%') { fprintf(this->traceFile, "%c", ch); format++; continue; } format++; switch(*format) { case 'c': c = va_arg(ap, char*); fprintf(this->traceFile, "%c", *c); break; case 'd': d = va_arg(ap, int*); fprintf(this->traceFile, "%d", *d); break; case 's': s = va_arg(ap, char**); fprintf(this->traceFile, "%s", *s); break; case 'l': format++; switch (*format) { case 'd': ld = va_arg(ap, long int*); fprintf(this->traceFile, "%ld", *ld); break; case 'u': lu = va_arg(ap, unsigned long int*); fprintf(this->traceFile, "%lu", *lu); break; case 'l': format++; switch (*format) { case 'd': lld = va_arg(ap, long long int*); fprintf(this->traceFile, "%lld", *lld); break; case 'u': llu = va_arg(ap, unsigned long long int*); fprintf(this->traceFile, "%llu", *llu); break; } } } format++; } fprintf(this->traceFile, "\n"); va_end(format); return num; } #else #ifndef ProcessList_read #define ProcessList_fopen(this, path, mode) fopen(path, mode) #define ProcessList_read(this, buffer, format, ...) sscanf(buffer, format, ## __VA_ARGS__ ) #define ProcessList_fread(this, file, format, ...) fscanf(file, format, ## __VA_ARGS__ ) #endif #endif static inline void ProcessList_allocatePerProcessorBuffers(ProcessList* this, int procs) { unsigned long long int** bufferPtr = &(this->totalTime); unsigned long long int* buffer = calloc(procs * PER_PROCESSOR_FIELDS, sizeof(unsigned long long int)); for (int i = 0; i < PER_PROCESSOR_FIELDS; i++) { *bufferPtr = buffer; bufferPtr++; buffer += procs; } } ProcessList* ProcessList_new(UsersTable* usersTable) { ProcessList* this; this = malloc(sizeof(ProcessList)); this->processes = Vector_new(PROCESS_CLASS, true, DEFAULT_SIZE, Process_compare); this->processTable = Hashtable_new(70, false); assert(Hashtable_count(this->processTable) == Vector_count(this->processes)); this->prototype = Process_new(this); this->usersTable = usersTable; /* tree-view auxiliary buffers */ this->processes2 = Vector_new(PROCESS_CLASS, true, DEFAULT_SIZE, Process_compare); #ifdef DEBUG_PROC this->traceFile = fopen("/tmp/htop-proc-trace", "w"); #endif FILE* status = fopen(PROCSTATFILE, "r"); assert(status != NULL); char buffer[256]; int procs = -1; do { procs++; fgets(buffer, 255, status); } while (String_startsWith(buffer, "cpu")); fclose(status); this->processorCount = procs - 1; ProcessList_allocatePerProcessorBuffers(this, procs); for (int i = 0; i < procs; i++) { this->totalTime[i] = 1; this->totalPeriod[i] = 1; } this->fields = calloc(sizeof(ProcessField), LAST_PROCESSFIELD+1); // TODO: turn 'fields' into a Vector, // (and ProcessFields into proper objects). for (int i = 0; defaultHeaders[i]; i++) { this->fields[i] = defaultHeaders[i]; } this->sortKey = PERCENT_CPU; this->direction = 1; this->hideThreads = false; this->shadowOtherUsers = false; this->hideKernelThreads = false; this->hideUserlandThreads = false; this->treeView = false; this->highlightBaseName = false; this->highlightMegabytes = false; this->detailedCPUTime = false; return this; } void ProcessList_delete(ProcessList* this) { Hashtable_delete(this->processTable); Vector_delete(this->processes); Vector_delete(this->processes2); Process_delete((Object*)this->prototype); // Free first entry only; // other fields are offsets of the same buffer free(this->totalTime); #ifdef DEBUG_PROC fclose(this->traceFile); #endif free(this->fields); free(this); } void ProcessList_invertSortOrder(ProcessList* this) { if (this->direction == 1) this->direction = -1; else this->direction = 1; } RichString ProcessList_printHeader(ProcessList* this) { RichString out; RichString_initVal(out); ProcessField* fields = this->fields; for (int i = 0; fields[i]; i++) { char* field = Process_fieldTitles[fields[i]]; if (this->sortKey == fields[i]) RichString_append(&out, CRT_colors[PANEL_HIGHLIGHT_FOCUS], field); else RichString_append(&out, CRT_colors[PANEL_HEADER_FOCUS], field); } return out; } static void ProcessList_add(ProcessList* this, Process* p) { assert(Vector_indexOf(this->processes, p, Process_pidCompare) == -1); assert(Hashtable_get(this->processTable, p->pid) == NULL); Vector_add(this->processes, p); Hashtable_put(this->processTable, p->pid, p); assert(Vector_indexOf(this->processes, p, Process_pidCompare) != -1); assert(Hashtable_get(this->processTable, p->pid) != NULL); assert(Hashtable_count(this->processTable) == Vector_count(this->processes)); } static void ProcessList_remove(ProcessList* this, Process* p) { assert(Vector_indexOf(this->processes, p, Process_pidCompare) != -1); assert(Hashtable_get(this->processTable, p->pid) != NULL); Process* pp = Hashtable_remove(this->processTable, p->pid); assert(pp == p); (void)pp; unsigned int pid = p->pid; int index = Vector_indexOf(this->processes, p, Process_pidCompare); assert(index != -1); Vector_remove(this->processes, index); assert(Hashtable_get(this->processTable, pid) == NULL); (void)pid; assert(Hashtable_count(this->processTable) == Vector_count(this->processes)); } Process* ProcessList_get(ProcessList* this, int index) { return (Process*) (Vector_get(this->processes, index)); } int ProcessList_size(ProcessList* this) { return (Vector_size(this->processes)); } static void ProcessList_buildTree(ProcessList* this, int pid, int level, int indent, int direction) { Vector* children = Vector_new(PROCESS_CLASS, false, DEFAULT_SIZE, Process_compare); for (int i = Vector_size(this->processes) - 1; i >= 0; i--) { Process* process = (Process*) (Vector_get(this->processes, i)); if (process->tgid == pid || (process->tgid == process->pid && process->ppid == pid)) { Process* process = (Process*) (Vector_take(this->processes, i)); Vector_add(children, process); } } int size = Vector_size(children); for (int i = 0; i < size; i++) { Process* process = (Process*) (Vector_get(children, i)); int s = this->processes2->items; if (direction == 1) Vector_add(this->processes2, process); else Vector_insert(this->processes2, 0, process); assert(this->processes2->items == s+1); (void)s; int nextIndent = indent; if (i < size - 1) nextIndent = indent | (1 << level); ProcessList_buildTree(this, process->pid, level+1, nextIndent, direction); process->indent = indent | (1 << level); } Vector_delete(children); } void ProcessList_sort(ProcessList* this) { if (!this->treeView) { Vector_sort(this->processes); } else { // Save settings int direction = this->direction; int sortKey = this->sortKey; // Sort by PID this->sortKey = PID; this->direction = 1; Vector_sort(this->processes); // Restore settings this->sortKey = sortKey; this->direction = direction; // Take PID 1 as root and add to the new listing int vsize = Vector_size(this->processes); Process* init = (Process*) (Vector_take(this->processes, 0)); // This assertion crashes on hardened kernels. // I wonder how well tree view works on those systems. // assert(init->pid == 1); init->indent = 0; Vector_add(this->processes2, init); // Recursively empty list ProcessList_buildTree(this, init->pid, 0, 0, direction); // Add leftovers while (Vector_size(this->processes)) { Process* p = (Process*) (Vector_take(this->processes, 0)); p->indent = 0; Vector_add(this->processes2, p); ProcessList_buildTree(this, p->pid, 0, 0, direction); } assert(Vector_size(this->processes2) == vsize); (void)vsize; assert(Vector_size(this->processes) == 0); // Swap listings around Vector* t = this->processes; this->processes = this->processes2; this->processes2 = t; } } static int ProcessList_readStatFile(ProcessList* this, Process *proc, FILE *f, char *command) { static char buf[MAX_READ]; unsigned long int zero; int size = fread(buf, 1, MAX_READ, f); if(!size) return 0; assert(proc->pid == atoi(buf)); char *location = strchr(buf, ' '); if(!location) return 0; location += 2; char *end = strrchr(location, ')'); if(!end) return 0; int commsize = end - location; memcpy(command, location, commsize); command[commsize] = '\0'; location = end + 2; #ifdef DEBUG_PROC int num = ProcessList_read(this, location, "%c %u %u %u %u %d %lu %lu %lu %lu " "%lu %lu %lu %ld %ld %ld %ld %ld %ld " "%lu %lu %ld %lu %lu %lu %lu %lu " "%lu %lu %lu %lu %lu %lu %lu %lu " "%d %d", &proc->state, &proc->ppid, &proc->pgrp, &proc->session, &proc->tty_nr, &proc->tpgid, &proc->flags, &proc->minflt, &proc->cminflt, &proc->majflt, &proc->cmajflt, &proc->utime, &proc->stime, &proc->cutime, &proc->cstime, &proc->priority, &proc->nice, &proc->nlwp, &proc->itrealvalue, &proc->starttime, &proc->vsize, &proc->rss, &proc->rlim, &proc->startcode, &proc->endcode, &proc->startstack, &proc->kstkesp, &proc->kstkeip, &proc->signal, &proc->blocked, &proc->sigignore, &proc->sigcatch, &proc->wchan, &proc->nswap, &proc->cnswap, &proc->exit_signal, &proc->processor); #else long int uzero; int num = ProcessList_read(this, location, "%c %u %u %u %u %d %lu %lu %lu %lu " "%lu %lu %lu %ld %ld %ld %ld %ld %ld " "%lu %lu %ld %lu %lu %lu %lu %lu " "%lu %lu %lu %lu %lu %lu %lu %lu " "%d %d", &proc->state, &proc->ppid, &proc->pgrp, &proc->session, &proc->tty_nr, &proc->tpgid, &proc->flags, &zero, &zero, &zero, &zero, &proc->utime, &proc->stime, &proc->cutime, &proc->cstime, &proc->priority, &proc->nice, &proc->nlwp, &uzero, &zero, &zero, &uzero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &zero, &proc->exit_signal, &proc->processor); #endif // This assert is always valid on 2.4, but reportedly not always valid on 2.6. // TODO: Check if the semantics of this field has changed. // assert(zero == 0); if(num != 37) return 0; return 1; } static bool ProcessList_readStatusFile(ProcessList* this, Process* proc, char* dirname, char* name) { char statusfilename[MAX_NAME+1]; statusfilename[MAX_NAME] = '\0'; snprintf(statusfilename, MAX_NAME, "%s/%s", dirname, name); struct stat sstat; int statok = stat(statusfilename, &sstat); if (statok == -1) return false; proc->st_uid = sstat.st_uid; return true; } #ifdef HAVE_TASKSTATS static void ProcessList_readIoFile(ProcessList* this, Process* proc, char* dirname, char* name) { char iofilename[MAX_NAME+1]; iofilename[MAX_NAME] = '\0'; snprintf(iofilename, MAX_NAME, "%s/%s/io", dirname, name); FILE* io = ProcessList_fopen(this, iofilename, "r"); if (io) { char buffer[256]; buffer[255] = '\0'; struct timeval tv; gettimeofday(&tv,NULL); unsigned long long now = tv.tv_sec*1000+tv.tv_usec/1000; unsigned long long last_read = proc->io_read_bytes; unsigned long long last_write = proc->io_write_bytes; while (!feof(io)) { char* ok = fgets(buffer, 255, io); if (!ok) break; if (ProcessList_read(this, buffer, "rchar: %llu", &proc->io_rchar)) continue; if (ProcessList_read(this, buffer, "wchar: %llu", &proc->io_wchar)) continue; if (ProcessList_read(this, buffer, "syscr: %llu", &proc->io_syscr)) continue; if (ProcessList_read(this, buffer, "syscw: %llu", &proc->io_syscw)) continue; if (ProcessList_read(this, buffer, "read_bytes: %llu", &proc->io_read_bytes)) { proc->io_rate_read_bps = ((double)(proc->io_read_bytes - last_read))/(((double)(now - proc->io_rate_read_time))/1000); proc->io_rate_read_time = now; continue; } if (ProcessList_read(this, buffer, "write_bytes: %llu", &proc->io_write_bytes)) { proc->io_rate_write_bps = ((double)(proc->io_write_bytes - last_write))/(((double)(now - proc->io_rate_write_time))/1000); proc->io_rate_write_time = now; continue; } ProcessList_read(this, buffer, "cancelled_write_bytes: %llu", &proc->io_cancelled_write_bytes); } fclose(io); } } #endif static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process* parent, float period) { DIR* dir; struct dirent* entry; Process* prototype = this->prototype; dir = opendir(dirname); if (!dir) return false; int processors = this->processorCount; bool showUserlandThreads = !this->hideUserlandThreads; while ((entry = readdir(dir)) != NULL) { char* name = entry->d_name; int pid; // filename is a number: process directory pid = atoi(name); // The RedHat kernel hides threads with a dot. // I believe this is non-standard. bool isThread = false; if ((!this->hideThreads) && pid == 0 && name[0] == '.') { char* tname = name + 1; pid = atoi(tname); if (pid > 0) isThread = true; } if (pid > 0) { FILE* status; char statusfilename[MAX_NAME+1]; char command[PROCESS_COMM_LEN + 1]; Process* process = NULL; Process* existingProcess = (Process*) Hashtable_get(this->processTable, pid); if (existingProcess) { assert(Vector_indexOf(this->processes, existingProcess, Process_pidCompare) != -1); process = existingProcess; assert(process->pid == pid); } else { if (parent && parent->pid == pid) { process = parent; } else { process = prototype; assert(process->comm == NULL); process->pid = pid; } } process->tgid = parent ? parent->pid : pid; if (showUserlandThreads && (!parent || pid != parent->pid)) { char subdirname[MAX_NAME+1]; snprintf(subdirname, MAX_NAME, "%s/%s/task", dirname, name); if (ProcessList_processEntries(this, subdirname, process, period)) continue; } #ifdef HAVE_TASKSTATS ProcessList_readIoFile(this, process, dirname, name); #endif process->updated = true; if (!existingProcess) if (! ProcessList_readStatusFile(this, process, dirname, name)) goto errorReadingProcess; snprintf(statusfilename, MAX_NAME, "%s/%s/statm", dirname, name); status = ProcessList_fopen(this, statusfilename, "r"); if(!status) { goto errorReadingProcess; } int num = ProcessList_fread(this, status, "%d %d %d %d %d %d %d", &process->m_size, &process->m_resident, &process->m_share, &process->m_trs, &process->m_lrs, &process->m_drs, &process->m_dt); fclose(status); if(num != 7) goto errorReadingProcess; if (this->hideKernelThreads && process->m_size == 0) goto errorReadingProcess; int lasttimes = (process->utime + process->stime); snprintf(statusfilename, MAX_NAME, "%s/%s/stat", dirname, name); status = ProcessList_fopen(this, statusfilename, "r"); if (status == NULL) goto errorReadingProcess; int success = ProcessList_readStatFile(this, process, status, command); fclose(status); if(!success) { goto errorReadingProcess; } if(!existingProcess) { process->user = UsersTable_getRef(this->usersTable, process->st_uid); #ifdef HAVE_OPENVZ if (access("/proc/vz", R_OK) != 0) { process->vpid = process->pid; process->ctid = 0; } else { snprintf(statusfilename, MAX_NAME, "%s/%s/stat", dirname, name); status = ProcessList_fopen(this, statusfilename, "r"); if (status == NULL) goto errorReadingProcess; num = ProcessList_fread(this, status, "%*u %*s %*c %*u %*u %*u %*u %*u %*u %*u " "%*u %*u %*u %*u %*u %*u %*u %*u " "%*u %*u %*u %*u %*u %*u %*u %*u " "%*u %*u %*u %*u %*u %*u %*u %*u " "%*u %*u %*u %*u %*u %*u %*u %*u " "%*u %*u %*u %*u %*u %*u %*u " "%*u %*u %u %u", &process->vpid, &process->ctid); fclose(status); } #endif #ifdef HAVE_VSERVER snprintf(statusfilename, MAX_NAME, "%s/%s/status", dirname, name); status = ProcessList_fopen(this, statusfilename, "r"); if (status == NULL) goto errorReadingProcess; else { char buffer[256]; process->vxid = 0; while (!feof(status)) { char* ok = fgets(buffer, 255, status); if (!ok) break; if (String_startsWith(buffer, "VxID:")) { int vxid; int ok = ProcessList_read(this, buffer, "VxID:\t%d", &vxid); if (ok >= 1) { process->vxid = vxid; } } #if defined HAVE_ANCIENT_VSERVER else if (String_startsWith(buffer, "s_context:")) { int vxid; int ok = ProcessList_read(this, buffer, "s_context:\t%d", &vxid); if (ok >= 1) { process->vxid = vxid; } } #endif } fclose(status); } #endif snprintf(statusfilename, MAX_NAME, "%s/%s/cmdline", dirname, name); status = ProcessList_fopen(this, statusfilename, "r"); if (!status) { goto errorReadingProcess; } int amtRead = fread(command, 1, PROCESS_COMM_LEN - 1, status); if (amtRead > 0) { for (int i = 0; i < amtRead; i++) if (command[i] == '\0' || command[i] == '\n') command[i] = ' '; command[amtRead] = '\0'; } command[PROCESS_COMM_LEN] = '\0'; process->comm = String_copy(command); fclose(status); } int percent_cpu = (process->utime + process->stime - lasttimes) / period * 100.0; process->percent_cpu = MAX(MIN(percent_cpu, processors*100.0), 0.0); process->percent_mem = (process->m_resident * PAGE_SIZE) / (float)(this->totalMem) * 100.0; this->totalTasks++; if (process->state == 'R') { this->runningTasks++; } if (!existingProcess) { process = Process_clone(process); ProcessList_add(this, process); } continue; // Exception handler. errorReadingProcess: { if (process->comm) { free(process->comm); process->comm = NULL; } if (existingProcess) ProcessList_remove(this, process); assert(Hashtable_count(this->processTable) == Vector_count(this->processes)); } } } closedir(dir); return true; } void ProcessList_scan(ProcessList* this) { unsigned long long int usertime, nicetime, systemtime, systemalltime, idlealltime, idletime, totaltime; unsigned long long int swapFree; FILE* status; char buffer[128]; status = ProcessList_fopen(this, PROCMEMINFOFILE, "r"); assert(status != NULL); int processors = this->processorCount; while (!feof(status)) { fgets(buffer, 128, status); switch (buffer[0]) { case 'M': if (String_startsWith(buffer, "MemTotal:")) ProcessList_read(this, buffer, "MemTotal: %llu kB", &this->totalMem); else if (String_startsWith(buffer, "MemFree:")) ProcessList_read(this, buffer, "MemFree: %llu kB", &this->freeMem); else if (String_startsWith(buffer, "MemShared:")) ProcessList_read(this, buffer, "MemShared: %llu kB", &this->sharedMem); break; case 'B': if (String_startsWith(buffer, "Buffers:")) ProcessList_read(this, buffer, "Buffers: %llu kB", &this->buffersMem); break; case 'C': if (String_startsWith(buffer, "Cached:")) ProcessList_read(this, buffer, "Cached: %llu kB", &this->cachedMem); break; case 'S': if (String_startsWith(buffer, "SwapTotal:")) ProcessList_read(this, buffer, "SwapTotal: %llu kB", &this->totalSwap); if (String_startsWith(buffer, "SwapFree:")) ProcessList_read(this, buffer, "SwapFree: %llu kB", &swapFree); break; } } this->usedMem = this->totalMem - this->freeMem; this->usedSwap = this->totalSwap - swapFree; fclose(status); status = ProcessList_fopen(this, PROCSTATFILE, "r"); assert(status != NULL); for (int i = 0; i <= processors; i++) { char buffer[256]; int cpuid; unsigned long long int ioWait, irq, softIrq, steal; ioWait = irq = softIrq = steal = 0; // Dependending on your kernel version, // 5, 7 or 8 of these fields will be set. // The rest will remain at zero. fgets(buffer, 255, status); if (i == 0) ProcessList_read(this, buffer, "cpu %llu %llu %llu %llu %llu %llu %llu %llu", &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal); else { ProcessList_read(this, buffer, "cpu%d %llu %llu %llu %llu %llu %llu %llu %llu", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal); assert(cpuid == i - 1); } // Fields existing on kernels >= 2.6 // (and RHEL's patched kernel 2.4...) idlealltime = idletime + ioWait; systemalltime = systemtime + irq + softIrq + steal; totaltime = usertime + nicetime + systemalltime + idlealltime; assert (usertime >= this->userTime[i]); assert (nicetime >= this->niceTime[i]); assert (systemtime >= this->systemTime[i]); assert (idletime >= this->idleTime[i]); assert (totaltime >= this->totalTime[i]); assert (systemalltime >= this->systemAllTime[i]); assert (idlealltime >= this->idleAllTime[i]); assert (ioWait >= this->ioWaitTime[i]); assert (irq >= this->irqTime[i]); assert (softIrq >= this->softIrqTime[i]); assert (steal >= this->stealTime[i]); this->userPeriod[i] = usertime - this->userTime[i]; this->nicePeriod[i] = nicetime - this->niceTime[i]; this->systemPeriod[i] = systemtime - this->systemTime[i]; this->systemAllPeriod[i] = systemalltime - this->systemAllTime[i]; this->idleAllPeriod[i] = idlealltime - this->idleAllTime[i]; this->idlePeriod[i] = idletime - this->idleTime[i]; this->ioWaitPeriod[i] = ioWait - this->ioWaitTime[i]; this->irqPeriod[i] = irq - this->irqTime[i]; this->softIrqPeriod[i] = softIrq - this->softIrqTime[i]; this->stealPeriod[i] = steal - this->stealTime[i]; this->totalPeriod[i] = totaltime - this->totalTime[i]; this->userTime[i] = usertime; this->niceTime[i] = nicetime; this->systemTime[i] = systemtime; this->systemAllTime[i] = systemalltime; this->idleAllTime[i] = idlealltime; this->idleTime[i] = idletime; this->ioWaitTime[i] = ioWait; this->irqTime[i] = irq; this->softIrqTime[i] = softIrq; this->stealTime[i] = steal; this->totalTime[i] = totaltime; } float period = (float)this->totalPeriod[0] / processors; fclose(status); // mark all process as "dirty" for (int i = 0; i < Vector_size(this->processes); i++) { Process* p = (Process*) Vector_get(this->processes, i); p->updated = false; } this->totalTasks = 0; this->runningTasks = 0; ProcessList_processEntries(this, PROCDIR, NULL, period); for (int i = Vector_size(this->processes) - 1; i >= 0; i--) { Process* p = (Process*) Vector_get(this->processes, i); if (p->updated == false) ProcessList_remove(this, p); else p->updated = false; } } ProcessField ProcessList_keyAt(ProcessList* this, int at) { int x = 0; ProcessField* fields = this->fields; ProcessField field; for (int i = 0; (field = fields[i]); i++) { int len = strlen(Process_fieldTitles[field]); if (at >= x && at <= x + len) { return field; } x += len; } return COMM; }