/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */

void FUN_00405c6c(int param_1,code *param_2,undefined4 param_3,undefined4 param_4)

{

  FILE *pFVar1;

  char *pcVar2;

  char *pcVar3;

  int iVar4;

  int *piVar5;

  size_t __n;

  uint uVar6;

  uint local_448;

  char *local_444;

  undefined1 auStack_440 [20];

  char local_42c [1028];

  pFVar1 = fopen("/proc/net/dev","r")   //possible issue identified - semgrep

  if (pFVar1 == (FILE *)0x0) {

    local_448 = 0x400;

    local_444 = local_42c;

    iVar4 = ioctl(param_1,0x8912,&local_448);

    pFVar1 = _stderr;

    if (iVar4 < 0) {

      piVar5 = __errno_location();

      pcVar2 = strerror(*piVar5);

      fprintf(pFVar1,"SIOCGIFCONF: %s\n",pcVar2);

    }

    else {

      uVar6 = local_448 >> 5;

      pcVar2 = local_444;

      while( true ) {

        uVar6 = uVar6 - 1;

        if ((int)uVar6 < 0) break;

        (*param_2)(param_1,pcVar2,param_3,param_4);

        pcVar2 = pcVar2 + 0x20;

      }

    }

    return;

  }

  fgets(local_42c,0x400,pFVar1)   //possible issue identified - semgrep

  fgets(local_42c,0x400,pFVar1)   //possible issue identified - semgrep

  do {

    while( true ) {

      pcVar3 = fgets(local_42c,0x400,pFVar1)   //possible issue identified - semgrep

      pcVar2 = local_42c;

      if (pcVar3 == (char *)0x0) {

        fclose(pFVar1);

        return;

      }

      do {

        pcVar3 = pcVar2;

        pcVar2 = pcVar3 + 1;

      } while ((*(ushort *)(___ctype_b + *pcVar3 * 2) & 0x20) != 0);

      pcVar2 = strrchr(pcVar3,0x3a);

      if ((pcVar2 != (char *)0x0) && (__n = (int)pcVar2 - (int)pcVar3, (int)__n < 0x11)) break   //possible issue identified - semgrep

LAB_00405d98:

      fputs("Cannot parse /proc/net/dev\n",_stderr);

    }

    memcpy(auStack_440,pcVar3,__n)   //possible issue identified - semgrep

    auStack_440[__n] = 0;

    if (pcVar2 == &SUB_fffffffe) goto LAB_00405d98;

    (*param_2)(param_1,auStack_440,param_3,param_4);

  } while( true );

}