1  /* These routines may be quite inefficient, but it's used only to emulate old
       2   * standards. */
       3  
       4  #ifndef EMULATE_JISX0213_2000_ENCODE_INVALID
       5  #  define EMULATE_JISX0213_2000_ENCODE_INVALID 1
       6  #endif
       7  
       8  #define EMULATE_JISX0213_2000_ENCODE_BMP(config, assi, c)               \
       9      if ((config) == (void *)2000 && (                                   \
      10                      (c) == 0x9B1C || (c) == 0x4FF1 ||                   \
      11                      (c) == 0x525D || (c) == 0x541E ||                   \
      12                      (c) == 0x5653 || (c) == 0x59F8 ||                   \
      13                      (c) == 0x5C5B || (c) == 0x5E77 ||                   \
      14                      (c) == 0x7626 || (c) == 0x7E6B)) {                  \
      15          return EMULATE_JISX0213_2000_ENCODE_INVALID;                    \
      16      }                                                                   \
      17      else if ((config) == (void *)2000 && (c) == 0x9B1D) {               \
      18          (assi) = 0x8000 | 0x7d3b;                                       \
      19      }
      20  
      21  #define EMULATE_JISX0213_2000_ENCODE_EMP(config, assi, c)               \
      22      if ((config) == (void *)2000 && (c) == 0x20B9F) {                   \
      23          return EMULATE_JISX0213_2000_ENCODE_INVALID;                    \
      24      }
      25  
      26  #ifndef EMULATE_JISX0213_2000_DECODE_INVALID
      27  #  define EMULATE_JISX0213_2000_DECODE_INVALID 2
      28  #endif
      29  
      30  #define EMULATE_JISX0213_2000_DECODE_PLANE1(config, assi, c1, c2)       \
      31      if ((config) == (void *)2000 &&                                     \
      32                      (((c1) == 0x2E && (c2) == 0x21) ||                  \
      33                       ((c1) == 0x2F && (c2) == 0x7E) ||                  \
      34                       ((c1) == 0x4F && (c2) == 0x54) ||                  \
      35                       ((c1) == 0x4F && (c2) == 0x7E) ||                  \
      36                       ((c1) == 0x74 && (c2) == 0x27) ||                  \
      37                       ((c1) == 0x7E && (c2) == 0x7A) ||                  \
      38                       ((c1) == 0x7E && (c2) == 0x7B) ||                  \
      39                       ((c1) == 0x7E && (c2) == 0x7C) ||                  \
      40                       ((c1) == 0x7E && (c2) == 0x7D) ||                  \
      41                       ((c1) == 0x7E && (c2) == 0x7E))) {                 \
      42          return EMULATE_JISX0213_2000_DECODE_INVALID;                    \
      43      }
      44  
      45  #define EMULATE_JISX0213_2000_DECODE_PLANE2(config, writer, c1, c2)     \
      46      if ((config) == (void *)2000 && (c1) == 0x7D && (c2) == 0x3B) {     \
      47          OUTCHAR(0x9B1D);                                                \
      48      }
      49  
      50  #define EMULATE_JISX0213_2000_DECODE_PLANE2_CHAR(config, assi, c1, c2)  \
      51      if ((config) == (void *)2000 && (c1) == 0x7D && (c2) == 0x3B) {     \
      52          (assi) = 0x9B1D;                                                \
      53      }
      54