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Use PACK_FLAG_LITTLEENDIAN.

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This commit is contained in:
take_cheeze
2014-06-13 20:19:47 +09:00
parent 7dc2b4f59f
commit 514450e891
1 changed files with 14 additions and 18 deletions
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src/pack.c
+14 -18
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@@ -234,24 +234,22 @@ pack_double(mrb_state *mrb, mrb_value o, mrb_value str, mrb_int sidx, unsigned i
str = str_len_ensure(mrb, str, sidx + 8);
d = mrb_float(o);
if (flags & PACK_FLAG_LT) {
if (flags & PACK_FLAG_LITTLEENDIAN) {
#ifdef MRB_ENDIAN_BIG
for (i = 0; i < 8; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[8 - i - 1];
}
#else
memcpy(RSTRING_PTR(str) + sidx, buffer, 8);
#endif
} else if (flags & PACK_FLAG_GT) {
#ifdef MRB_ENDIAN_BIG
memcpy(RSTRING_PTR(str) + sidx, buffer, 8);
#else
for (i = 0; i < 8; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[8 - i - 1];
}
#endif
} else {
#ifdef MRB_ENDIAN_BIG
memcpy(RSTRING_PTR(str) + sidx, buffer, 8);
#else
for (i = 0; i < 8; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[8 - i - 1];
}
#endif
}
return 8;
@@ -266,24 +264,22 @@ pack_float(mrb_state *mrb, mrb_value o, mrb_value str, mrb_int sidx, unsigned in
str = str_len_ensure(mrb, str, sidx + 4);
f = mrb_float(o);
if (flags & PACK_FLAG_LT) {
if (flags & PACK_FLAG_LITTLEENDIAN) {
#ifdef MRB_ENDIAN_BIG
for (i = 0; i < 4; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[4 - i - 1];
}
#else
memcpy(RSTRING_PTR(str) + sidx, buffer, 4);
#endif
} else if (flags & PACK_FLAG_GT) {
#ifdef MRB_ENDIAN_BIG
memcpy(RSTRING_PTR(str) + sidx, buffer, 4);
#else
for (i = 0; i < 4; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[4 - i - 1];
}
#endif
} else {
#ifdef MRB_ENDIAN_BIG
memcpy(RSTRING_PTR(str) + sidx, buffer, 4);
#else
for (i = 0; i < 4; ++i) {
RSTRING_PTR(str)[sidx + i] = buffer[4 - i - 1];
}
#endif
}
return 4;