instcheck.c

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#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "logmsg.h"
#include "exit.h"
#include "hier.h"
 
extern void hier();
 
#define WHO "instcheck"
 
void perm(char *prefix1,char *prefix2,char *prefix3,char *file,int type,int uid,int gid,int mode)
{
  struct stat st;
 
  if (stat(file,&st) == -1) {
    if (errno == ENOENT)
      logmsg(WHO,0,WARN,B("file does nost exist:",prefix1,prefix2,prefix3,file));
    else
      logmsg(WHO,errno,WARN,B("unable to stat: ../",file));
    return;
  }
 
  if ((uid != -1) && (st.st_uid != uid))
    logmsg(WHO,0,WARN,B("file has wrong owner: ",prefix1,prefix2,prefix3,file));
  if ((gid != -1) && (st.st_gid != gid))
    logmsg(WHO,0,WARN,B("file has wrong group: ",prefix1,prefix2,prefix3,file));
  if ((st.st_mode & 07777) != mode)
    logmsg(WHO,0,WARN,B("file has wrong permissions: ",prefix1,prefix2,prefix3,file));
  if ((st.st_mode & S_IFMT) != type)
    logmsg(WHO,0,WARN,B("file has wrong type: ",prefix1,prefix2,prefix3,file));
}
 
void h(char *home,char *queue,int uid,int gid,int mode)
{
  perm("","","",home,S_IFDIR,uid,gid,mode);
}
 
void d(char *home,char *subdir,int uid,int gid,int mode)
{
  if (chdir(home) == -1)
    logmsg(WHO,111,FATAL,B("unable to switch to: ",home));
  perm("",home,"/",subdir,S_IFDIR,uid,gid,mode);
}
 
void p(char *home,char *fifo,int uid,int gid,int mode)
{
  if (chdir(home) == -1)
    logmsg(WHO,111,FATAL,B("unable to switch to: ",home));
  perm("",home,"/",fifo,S_IFIFO,uid,gid,mode);
}
 
void c(char *home,char *subdir,char *file,int uid,int gid,int mode)
{
  if (chdir(home) == -1)
    logmsg(WHO,111,FATAL,B("unable to switch to: ",home));
  if (chdir(subdir) == -1)
    logmsg(WHO,111,FATAL,B("unable to switch to: ",home,"/",subdir));
  perm(".../",subdir,"/",file,S_IFREG,uid,gid,mode);
}
 
void z(char *home,char *file,int len,int uid,int gid,int mode)
{
  if (chdir(home) == -1)
    logmsg(WHO,111,FATAL,B("unable to switch to: ",home));
  perm("",home,"/",file,S_IFREG,uid,gid,mode);
}
 
int main()
{
  hier();
  _exit(0);
}