/* WARNING: Removing unreachable block (ram,0x00404068) */

/* WARNING: Removing unreachable block (ram,0x004041b0) */

undefined4 get_chr_from_file(char *param_1,char param_2,ushort *param_3,undefined4 param_4)

{

  uint uVar1;

  bool bVar2;

  uint uVar3;

  ushort uVar4;

  char *__ptr;

  FILE *__stream;

  size_t sVar5;

  uint uVar6;

  uint uVar7;

  uint uVar8;

  uint uVar9;

  int iVar10;

  int iVar11;

  int iVar12;

  uint uVar13;

  int iVar14;

  uint uVar15;

  uint uVar16;

  undefined4 uVar17;

  uint uVar18;

  uint uVar19;

  uint uVar20;

  uint uVar21;

  if (((param_1 == (char *)0x0) || (param_3 == (ushort *)0x0)) ||

     (__ptr = (char *)malloc(10), __ptr == (char *)0x0)) {   //possible issue identified - semgrep

    __stream = (FILE *)0x0;

LAB_00404428:

    uVar17 = 0xffffffff;

    goto LAB_0040442c;

  }

  __stream = fopen(param_1,"rb")   //possible issue identified - semgrep

  if (((((__stream == (FILE *)0x0) || (sVar5 = fread(__ptr,10,1,__stream), sVar5 == 0)) ||   //possible issue identified - semgrep

       ((*__ptr != -2 || ((__ptr[1] != '5' || (__ptr[2] != '0')))))) || (__ptr[3] != '9')) ||

     (__ptr[4] != '9')) goto LAB_00404484;

  uVar4 = *(ushort *)(__ptr + 6);

  __ptr = (char *)realloc(__ptr,uVar4 + 9)   //possible issue identified - semgrep

  if (__ptr == (char *)0x0) goto LAB_00404428;

  fseek(__stream,0,2);

  uVar6 = ftell(__stream);

  if (uVar6 < *(ushort *)(__ptr + 6) + 9) {

LAB_00404484:

    uVar17 = 0xffffffff;

  }

  else {

    fseek(__stream,0,0);

    sVar5 = fread(__ptr,uVar4 + 9,1,__stream)   //possible issue identified - semgrep

    if (sVar5 != 1) goto LAB_00404484;

    iVar11 = (int)(char)(param_2 - 0x21U & (char)~((char)(param_2 - 0x21U) >> 7) >> 7);

    uVar18 = 0;

    uVar6 = 0;

    for (iVar12 = 0; iVar12 < (int)(uint)*(ushort *)(__ptr + 6); iVar12 = iVar12 + 1) {

      if (iVar12 == iVar11) {

        uVar6 = uVar18;

      }

      uVar18 = uVar18 + (byte)__ptr[iVar12 + 9] & 0xffff;

    }

    uVar7 = uVar6 >> 3;

    uVar9 = uVar6 + (byte)__ptr[iVar11 + 9] & 0xffff;

    uVar20 = uVar9 >> 3;

    uVar9 = uVar9 + uVar20 * -8 & 0xffff;

    iVar11 = alloc_image(param_3,(uint)(byte)__ptr[iVar11 + 9],__ptr[8]);

    if (iVar11 != 0) goto LAB_00404484;

    uVar21 = (uVar20 - uVar7) + 1 & 0xffff;

    fseek(__stream,uVar7 + 1,1);

    for (uVar20 = 0; uVar19 = 0, (int)uVar20 < (int)(uint)(byte)__ptr[8]; uVar20 = uVar20 + 1) {

      for (iVar11 = 0; iVar11 < (int)uVar21; iVar11 = iVar11 + 1) {

        uVar8 = fgetc(__stream)   //possible issue identified - semgrep

        uVar15 = uVar6 + uVar7 * -8 & 0xffff;

        if (iVar11 != 0) {

          uVar15 = 0;

        }

        bVar2 = uVar9 < uVar15;

        uVar16 = uVar9;

        if (iVar11 != uVar21 - 1) {

          uVar16 = 8;

          bVar2 = 8 < uVar15;

        }

        if (!bVar2) {

          uVar13 = 7 - uVar15;

          iVar12 = ((uVar19 & 0xffff) + (uVar20 & 0xffff) * (uint)*param_3) * 3;

          iVar14 = 0;

          while( true ) {

            uVar1 = uVar13 & 0x1f;

            iVar10 = iVar14 + uVar15;

            uVar3 = uVar13 & 0x1f;

            iVar14 = iVar14 + 1;

            uVar13 = uVar13 - 1;

            if ((int)uVar16 <= iVar10) break;

            if ((int)(1 << uVar1 & uVar8 & 0xff) >> uVar3 != 0) {

              *(char *)(*(int *)(param_3 + 2) + iVar12) = (char)param_4;

              *(char *)(*(int *)(param_3 + 2) + iVar12 + 1) = (char)((uint)param_4 >> 8);

              *(char *)(*(int *)(param_3 + 2) + iVar12 + 2) = (char)((uint)param_4 >> 0x10);

            }

            iVar12 = iVar12 + 3;

          }

        }

        uVar19 = uVar19 + (uVar16 - uVar15);

      }

      fseek(__stream,(uVar18 >> 3) - uVar21 & 0xffff,1);

    }

    uVar17 = 0;

  }

  free(__ptr);

LAB_0040442c:

  if (__stream != (FILE *)0x0) {

    fclose(__stream);

  }

  return uVar17;

}