HDD_FindMountPointDevice.c

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#include                <stdio.h>
#include                <stdlib.h>
#include                <mntent.h>
#include                <string.h>
#include                "libFireBird.h"
 
bool HDD_FindMountPointDevice(const char *File, char *MountPoint, char *MountDevice)
{
  TRACEENTER();
 
  struct mntent        *ent;
  FILE                 *aFile;
  char                  AbsFile[FBLIB_DIR_SIZE], Root[FBLIB_DIR_SIZE], Dev[FBLIB_DIR_SIZE];
  char                 *x;
 
  Root[0] = '\0';
  Dev[0] = '\0';
  AbsFile[0] = '\0';
  ConvertPathType(File, AbsFile, PF_LinuxPathOnly);
  if(*AbsFile)
  {
    aFile = setmntent("/proc/mounts", "r");
    if(aFile != NULL)
    {
      while(NULL != (ent = getmntent(aFile)))
      {
        x = ansicstr(ent->mnt_dir, strlen(ent->mnt_dir), 0, NULL, NULL);
        if(x)
        {
          if((strstr(AbsFile, x) == AbsFile) && (strlen(x) > strlen(Root)))
          {
            strcpy(Root, x);
            strcpy(Dev, ent->mnt_fsname);
          }
          TAP_MemFree(x);
        }
        else if((strstr(AbsFile, ent->mnt_dir) == AbsFile) && (strlen(ent->mnt_dir) > strlen(Root)))
        {
          strcpy(Root, ent->mnt_dir);
          strcpy(Dev, ent->mnt_fsname);
        }
      }
      endmntent(aFile);
    }
  }
 
  if(*Root && (Root[strlen(Root) - 1] != '/')) strcat(Root, "/");
  if(*Dev && (Dev[strlen(Dev) - 1] != '/')) strcat(Dev, "/");
 
  if(MountPoint) strcpy(MountPoint, Root);
  if(MountDevice) strcpy(MountDevice, Dev);
 
  TRACEEXIT();
  return (Root[0] != '\0' || Dev[0] != '\0');
}