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Add Platform_getProcessEnv

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- currently implemented for darwin and linux
This commit is contained in:
Michael Klein
2015-12-03 22:16:10 +01:00
parent 0919ea32f9
commit cc23d13f87
8 changed files with 109 additions and 47 deletions
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58
EnvScreen.c
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@ -1,14 +1,14 @@
#include "EnvScreen.h"
#include "config.h"
#include "CRT.h"
#include "IncSet.h"
#include "ListItem.h"
#include "Platform.h"
#include "StringUtils.h"
#include <stdlib.h>
#include <string.h>
#include <sys/sysctl.h>
#include <sys/types.h>
#include <unistd.h>
/*{
@ -65,51 +65,15 @@ static void EnvScreen_scan(EnvScreen* this, Vector* lines, IncSet* inc) {
Panel_prune(panel);
if (uid == 0 || uid == this->process->st_uid) {
long argmax = sysconf(_SC_ARG_MAX);
char* buf = malloc(argmax);
size_t bufsz = argmax;
if (buf) {
int mib[3];
mib[0] = CTL_KERN;
mib[1] = KERN_PROCARGS2;
mib[2] = this->process->pid;
bufsz = argmax;
if (sysctl(mib, 3, buf, &bufsz, 0, 0) == 0) {
if (bufsz > sizeof(int)) {
char *p = buf, *endp = buf + bufsz;
int argc = *(int*)p;
p += sizeof(int);
// skip exe
p = strchr(p, 0)+1;
// skip padding
while(!*p && p < endp)
++p;
// skip argv
for (; argc-- && p < endp; p = strrchr(p, 0)+1)
;
// skip padding
while(!*p && p < endp)
++p;
for (; *p && p < endp; p = strrchr(p, 0)+1)
addLine(p, lines, panel, IncSet_filter(inc));
}
else {
addLine("Could not allocate memory.", lines, panel, IncSet_filter(inc));
}
}
else {
addLine("sysctl(KERN_PROCARGS2) failed.", lines, panel, IncSet_filter(inc));
}
free(buf);
}
else {
addLine("Out of memory.", lines, panel, IncSet_filter(inc));
}
char *env = Platform_getProcessEnv(this->process->pid);
if (env) {
for (char *p = env; *p; p = strrchr(p, 0)+1)
addLine(p, lines, panel, IncSet_filter(inc));
free(env);
}
else {
addLine("Could not read process environment.", lines, panel, IncSet_filter(inc));
}
}
else {
addLine("Process belongs to different user.", lines, panel, IncSet_filter(inc));