(code) = (j1 << 8) | j2; \
} while (0)
+#define SJIS_TO_JIS2(code) \
+ do { \
+ int s1, s2, j1, j2; \
+ \
+ s1 = (code) >> 8, s2 = (code) & 0xFF; \
+ \
+ if (s2 >= 0x9F) \
+ { \
+ j1 = (s1 == 0xF0 ? 0x28 \
+ : s1 == 0xF1 ? 0x24 \
+ : s1 == 0xF2 ? 0x2C \
+ : s1 == 0xF3 ? 0x2E \
+ : 0x6E + (s1 - 0xF4) * 2); \
+ j2 = s2 - 0x7E; \
+ } \
+ else \
+ { \
+ j1 = (s1 <= 0xF2 ? 0x21 + (s1 - 0xF0) * 2 \
+ : s1 <= 0xF4 ? 0x2D + (s1 - 0xF3) * 2 \
+ : 0x6F + (s1 - 0xF5) * 2); \
+ j2 = s2 - ((s2 >= 0x7F ? 0x20 : 0x1F)); \
+ } \
+ (code) = (j1 << 8) | j2; \
+ } while (0)
+
#define JIS_TO_SJIS(code) \
do { \
(code) = (s1 << 8) | s2; \
} while (0)
+#define JIS_TO_SJIS2(code) \
+ do { \
+ int s1, s2, j1, j2; \
+ \
+ j1 = (code) >> 8, j2 = (code) & 0xFF; \
+ if (j1 & 1) \
+ { \
+ s1 = (j1 <= 0x25 ? 0xF0 + (j1 - 0x21) / 2 \
+ : j1 <= 0x27 ? 0xF3 + (j1 - 0x2D) / 2 \
+ : 0xF5 + (j1 - 0x6F) / 2); \
+ s2 = j2 + ((j2 >= 0x60) ? 0x20 : 0x1F); \
+ } \
+ else \
+ { \
+ s1 = (j1 == 0x28 ? 0xF0 \
+ : j1 == 0x24 ? 0xF1 \
+ : j1 == 0x2C ? 0xF2 \
+ : j1 == 0x2E ? 0xF3 \
+ : 0xF4 + (j1 - 0x6E) / 2); \
+ s2 = j2 + 0x7E; \
+ } \
+ (code) = (s1 << 8) | s2; \
+ } while (0)
/* Encode the file name NAME using the specified coding system
for file names, if any. */