More testing for getg2i2r() (#685)

* adding logging capability

* adding logging

* more logging

* more logging

* more logging

* more logging

* more logging

* new test

* improved logging

* changed data cache key

* fixed test

* fixed test

* now test both idxver

* memory issues

* initialize variable for memory test

* fixing some logging statements

* changed argument of getgb2rp2() to 8-byte int

* added intents to ix2gb2() parameters

* fixed doxygen

* more testing

* test development

* improved test

tests/CMakeLists.txt

@@ -121,7 +121,6 @@ if(FTP_TEST_FILES)
     create_test(test_getgb2s ${kind})  
     create_test(test_getgb2p ${kind})  
     create_test(test_getgb2r ${kind})  
-    create_test(test_getgb2ir ${kind})
     create_test(test_file_blend ${kind})
     create_test(test_aqm ${kind})
     create_test(test_create_index_gdas ${kind})

tests/g2_test_util.F90

@@ -112,3 +112,180 @@ subroutine write_grib2_file(filename)
   call baclose(1, ierr)
 
 end subroutine write_grib2_file
+
+! Pull the values out of an index record.
+!
+! Edward Hartnett, 5/11/24
+subroutine read_index(cbuf, idxver, index_rec_len, b2s_message8, b2s_lus8, &
+     b2s_gds8, b2s_pds8, b2s_drs8, b2s_bms8, b2s_data8, total_bytes8, &
+     grib_version, discipline, field_number, sec1, lengds, gds, lenpds, pds, &
+     lendrs, drs, bms, iret)
+  implicit none
+
+  character(len=1), pointer, dimension(:), intent(in) :: cbuf(:)
+  integer, intent(in) :: idxver
+  integer, intent(out) :: index_rec_len
+  integer (kind = 8), intent(out) :: b2s_message8, b2s_lus8, b2s_gds8, b2s_pds8, b2s_drs8, b2s_bms8, b2s_data8
+  integer (kind = 8), intent(out) :: total_bytes8
+  integer, intent(out) :: grib_version, discipline, field_number
+  character, intent(out) :: sec1(21)
+  integer, intent(inout) :: lengds
+  character, intent(out) :: gds(:)
+  integer, intent(inout) :: lenpds
+  character, intent(out) :: pds(:)
+  integer, intent(inout) :: lendrs
+  character, intent(out) :: drs(:)
+  character, intent(out) :: bms(:)
+  integer, intent(out) :: iret
+
+  integer :: lensec1
+
+  integer :: b2s_message, b2s_lus, b2s_gds, b2s_pds, b2s_drs, b2s_bms, b2s_data
+  integer :: inc, mypos = 0
+  integer :: i
+  integer :: INT1_BITS, INT2_BITS, INT4_BITS, INT8_BITS
+  parameter(INT1_BITS = 8, INT2_BITS = 16, INT4_BITS = 32, INT8_BITS = 64)
+  integer (kind = 8) :: INT8_BITS8
+  parameter(INT8_BITS8 = 64_8)
+  integer :: BMS_LEN
+  parameter (BMS_LEN = 6)
+
+  interface
+     subroutine g2_gbytec1(in, siout, iskip, nbits)
+       character*1, intent(in) :: in(*)
+       integer, intent(inout) :: siout
+       integer, intent(in) :: iskip, nbits
+     end subroutine g2_gbytec1
+  end interface
+  interface
+     subroutine g2_gbytec(in, iout, iskip, nbits)
+       character*1, intent(in) :: in(*)
+       integer, intent(inout) :: iout(*)
+       integer, intent(in) :: iskip, nbits
+     end subroutine g2_gbytec
+  end interface
+  interface
+     subroutine g2_gbytesc(in, iout, iskip, nbits, nskip, n)
+       character*1, intent(in) :: in(*)
+       integer, intent(out) :: iout(*)
+       integer, intent(in) :: iskip, nbits, nskip, n
+     end subroutine g2_gbytesc
+  end interface
+  interface
+     subroutine g2_gbytec8(in, iout, iskip, nbits)
+       character*1, intent(in) :: in(*)
+       integer (kind = 8), intent(inout) :: iout(*)
+       integer, intent(in) :: iskip, nbits
+     end subroutine g2_gbytec8
+  end interface
+
+  ! Get the index record len (4 byte int).
+  call g2_gbytec1(cbuf, index_rec_len, 0, INT4_BITS)
+  !print *, 'read_index(): index_rec_len', index_rec_len
+  mypos = INT4_BITS
+
+  if (idxver .eq. 1) then
+     inc = 0
+     call g2_gbytec1(cbuf, b2s_message, mypos, INT4_BITS)
+     !print '(i3, a12, z4)', mypos/8, ' b2s_message', b2s_message
+     mypos = mypos + INT4_BITS
+     b2s_message8 = b2s_message
+     call g2_gbytec1(cbuf, b2s_lus, mypos, INT4_BITS)
+     !print '(i3, a8, z4)', mypos/8, ' b2s_lus', b2s_lus
+     mypos = mypos + INT4_BITS
+     b2s_lus8 = b2s_lus
+     call g2_gbytec1(cbuf, b2s_gds, mypos, INT4_BITS)
+     !print '(i3, a8, z4)', mypos/8, ' b2s_gds', b2s_gds
+     mypos = mypos + INT4_BITS
+     b2s_gds8 = b2s_gds
+  else
+     inc = 12
+     call g2_gbytec81(cbuf, b2s_message8, 8 * 4, INT8_BITS)
+     mypos = mypos + INT8_BITS
+     call g2_gbytec81(cbuf, b2s_lus8, 8 * 12, INT8_BITS)
+     mypos = mypos + INT8_BITS
+     call g2_gbytec81(cbuf, b2s_gds8, 8 * 20, INT8_BITS)
+     mypos = mypos + INT8_BITS
+     ! call g2_gbytec(cbuf, b2s_pds, 8 * 16, INT8_BITS)
+  endif
+  call g2_gbytec1(cbuf, b2s_pds, mypos, INT4_BITS)
+  mypos = mypos + INT4_BITS
+  b2s_pds8 = b2s_pds
+  call g2_gbytec1(cbuf, b2s_drs, mypos, INT4_BITS)
+  mypos = mypos + INT4_BITS  
+  b2s_drs8 = b2s_drs
+  call g2_gbytec1(cbuf, b2s_bms, mypos, INT4_BITS)
+  mypos = mypos + INT4_BITS  
+  b2s_bms8 = b2s_bms
+  call g2_gbytec1(cbuf, b2s_data, mypos, INT4_BITS)
+  mypos = mypos + INT4_BITS  
+  b2s_data8 = b2s_data
+  call g2_gbytec81(cbuf, total_bytes8, mypos, INT8_BITS)
+  mypos = mypos + INT8_BITS
+  call g2_gbytec1(cbuf, grib_version, mypos, INT1_BITS)
+  mypos = mypos + INT1_BITS  
+  call g2_gbytec1(cbuf, discipline, mypos, INT1_BITS)
+  mypos = mypos + INT1_BITS  
+  call g2_gbytec1(cbuf, field_number, mypos, INT2_BITS)
+  mypos = mypos + INT2_BITS
+
+  ! Find the length of sec1. It should be 21.
+  call g2_gbytec1(cbuf, lensec1, mypos, INT4_BITS)
+  !mypos = mypos + INT4_BITS
+
+  ! Copy section 1 from the index record to output parameter. (mypos
+  ! is in bits, but i is in bytes.)
+  !print *, 'copying sec1', mypos/8
+  do i = 1, lensec1
+     sec1(i) = cbuf(mypos/8 + 1)
+     mypos = mypos + INT1_BITS
+  end do
+
+  ! Find the length of gds. It should be 72.
+  call g2_gbytec1(cbuf, lengds, mypos, INT4_BITS)
+
+  ! Copy GDS from the index record to output parameter. (mypos
+  ! is in bits, but i is in bytes.)
+  !print *, 'copying gds', lengds, mypos/8
+  do i = 1, lengds
+     gds(i) = cbuf(mypos/8 + 1)
+     mypos = mypos + INT1_BITS
+  end do
+
+  ! Find the length of pds. It should be 72.
+  call g2_gbytec1(cbuf, lenpds, mypos, INT4_BITS)
+
+  ! Copy PDS from the index record to output parameter. (mypos
+  ! is in bits, but i is in bytes.)
+  !print *, 'copying pds', lenpds, mypos/8
+  do i = 1, lenpds
+     pds(i) = cbuf(mypos/8 + 1)
+     !print *, ichar(pds(i)), ','
+     mypos = mypos + INT1_BITS
+  end do
+
+  ! Find the length of drs. It should be 72.
+  call g2_gbytec1(cbuf, lendrs, mypos, INT4_BITS)
+
+  ! Copy DRS from the index record to output parameter. (mypos
+  ! is in bits, but i is in bytes.)
+  !print *, 'copying drs', lendrs, mypos/8
+  do i = 1, lendrs
+     drs(i) = cbuf(mypos/8 + 1)
+     !print *, ichar(drs(i)), ','
+     mypos = mypos + INT1_BITS
+  end do
+
+  ! Copy the 6 bytes of bms from the index record to output
+  ! parameter. (mypos is in bits, but i is in bytes.)
+  !print *, 'copying bms', mypos/8
+  do i = 1, BMS_LEN
+     bms(i) = cbuf(mypos/8 + 1)
+     !print *, ichar(bms(i)), ','
+     mypos = mypos + INT1_BITS
+  end do
+
+  ! Return success.
+  iret = 0
+end subroutine read_index
+