From 34be46a32e6a8c88866c6dd9e42705ed63ed5d2a Mon Sep 17 00:00:00 2001 From: nobu Date: Wed, 15 Feb 2012 10:57:05 +0000 Subject: * ext/fiddle/closure.c (callback): deal with unsinged integers. [ruby-core:42458][Bug #5991][Bug #6022] * ext/fiddle/conversions.c (value_to_generic, generic_to_value): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34627 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/fiddle/closure.c | 33 +++++++++++++++++++++++++-- ext/fiddle/conversions.c | 58 ++++++++++++++++++++++++++---------------------- ext/fiddle/conversions.h | 3 ++- ext/fiddle/fiddle.h | 9 ++++++++ 4 files changed, 73 insertions(+), 30 deletions(-) (limited to 'ext/fiddle') diff --git a/ext/fiddle/closure.c b/ext/fiddle/closure.c index c601818ad4..a9a5e14511 100644 --- a/ext/fiddle/closure.c +++ b/ext/fiddle/closure.c @@ -72,6 +72,9 @@ callback(ffi_cif *cif, void *resp, void **args, void *ctx) case TYPE_INT: rb_ary_push(params, INT2NUM(*(int *)args[i])); break; + case -TYPE_INT: + rb_ary_push(params, UINT2NUM(*(unsigned int *)args[i])); + break; case TYPE_VOIDP: rb_ary_push(params, rb_funcall(cPointer, rb_intern("[]"), 1, @@ -80,8 +83,20 @@ callback(ffi_cif *cif, void *resp, void **args, void *ctx) case TYPE_LONG: rb_ary_push(params, LONG2NUM(*(long *)args[i])); break; + case -TYPE_LONG: + rb_ary_push(params, ULONG2NUM(*(unsigned long *)args[i])); + break; case TYPE_CHAR: - rb_ary_push(params, INT2NUM(*(char *)args[i])); + rb_ary_push(params, INT2NUM(*(signed char *)args[i])); + break; + case -TYPE_CHAR: + rb_ary_push(params, UINT2NUM(*(unsigned char *)args[i])); + break; + case TYPE_SHORT: + rb_ary_push(params, INT2NUM(*(signed short *)args[i])); + break; + case -TYPE_SHORT: + rb_ary_push(params, UINT2NUM(*(unsigned short *)args[i])); break; case TYPE_DOUBLE: rb_ary_push(params, rb_float_new(*(double *)args[i])); @@ -91,7 +106,10 @@ callback(ffi_cif *cif, void *resp, void **args, void *ctx) break; #if HAVE_LONG_LONG case TYPE_LONG_LONG: - rb_ary_push(params, rb_ull2inum(*(unsigned LONG_LONG *)args[i])); + rb_ary_push(params, LL2NUM(*(LONG_LONG *)args[i])); + break; + case -TYPE_LONG_LONG: + rb_ary_push(params, ULL2NUM(*(unsigned LONG_LONG *)args[i])); break; #endif default: @@ -109,11 +127,19 @@ callback(ffi_cif *cif, void *resp, void **args, void *ctx) case TYPE_LONG: *(long *)resp = NUM2LONG(ret); break; + case -TYPE_LONG: + *(unsigned long *)resp = NUM2ULONG(ret); + break; case TYPE_CHAR: case TYPE_SHORT: case TYPE_INT: *(ffi_sarg *)resp = NUM2INT(ret); break; + case -TYPE_CHAR: + case -TYPE_SHORT: + case -TYPE_INT: + *(ffi_arg *)resp = NUM2UINT(ret); + break; case TYPE_VOIDP: *(void **)resp = NUM2PTR(ret); break; @@ -125,6 +151,9 @@ callback(ffi_cif *cif, void *resp, void **args, void *ctx) break; #if HAVE_LONG_LONG case TYPE_LONG_LONG: + *(LONG_LONG *)resp = NUM2LL(ret); + break; + case -TYPE_LONG_LONG: *(unsigned LONG_LONG *)resp = NUM2ULL(ret); break; #endif diff --git a/ext/fiddle/conversions.c b/ext/fiddle/conversions.c index 14b444fb65..f2c1511778 100644 --- a/ext/fiddle/conversions.c +++ b/ext/fiddle/conversions.c @@ -27,7 +27,7 @@ int_to_ffi_type(int type) return rb_ffi_type_of(long); #if HAVE_LONG_LONG case TYPE_LONG_LONG: - return rb_ffi_type_of(int64); + return rb_ffi_type_of(long_long); #endif case TYPE_FLOAT: return &ffi_type_float; @@ -42,13 +42,6 @@ int_to_ffi_type(int type) void value_to_generic(int type, VALUE src, fiddle_generic * dst) { - int signed_p = 1; - - if (type < 0) { - type = -1 * type; - signed_p = 0; - } - switch (type) { case TYPE_VOID: break; @@ -56,23 +49,35 @@ value_to_generic(int type, VALUE src, fiddle_generic * dst) dst->pointer = NUM2PTR(rb_Integer(src)); break; case TYPE_CHAR: - dst->schar = NUM2INT(src); + dst->schar = (signed char)NUM2INT(src); + break; + case -TYPE_CHAR: + dst->uchar = (unsigned char)NUM2UINT(src); break; case TYPE_SHORT: - dst->sshort = NUM2INT(src); + dst->sshort = (unsigned short)NUM2INT(src); + break; + case -TYPE_SHORT: + dst->sshort = (signed short)NUM2UINT(src); break; case TYPE_INT: dst->sint = NUM2INT(src); break; + case -TYPE_INT: + dst->uint = NUM2UINT(src); + break; case TYPE_LONG: - if (signed_p) - dst->slong = NUM2LONG(src); - else - dst->ulong = NUM2LONG(src); + dst->slong = NUM2LONG(src); + break; + case -TYPE_LONG: + dst->ulong = NUM2ULONG(src); break; #if HAVE_LONG_LONG case TYPE_LONG_LONG: - dst->long_long = NUM2ULL(src); + dst->slong_long = NUM2LL(src); + break; + case -TYPE_LONG_LONG: + dst->ulong_long = NUM2ULL(src); break; #endif case TYPE_FLOAT: @@ -89,17 +94,11 @@ value_to_generic(int type, VALUE src, fiddle_generic * dst) VALUE generic_to_value(VALUE rettype, fiddle_generic retval) { - int signed_p = 1; int type = NUM2INT(rettype); VALUE cPointer; cPointer = rb_const_get(mFiddle, rb_intern("Pointer")); - if (type < 0) { - type = -1 * type; - signed_p = 0; - } - switch (type) { case TYPE_VOID: return Qnil; @@ -107,21 +106,26 @@ generic_to_value(VALUE rettype, fiddle_generic retval) return rb_funcall(cPointer, rb_intern("[]"), 1, PTR2NUM((void *)retval.pointer)); case TYPE_CHAR: - if (signed_p) return INT2NUM((char)retval.fffi_sarg); + return INT2NUM((signed char)retval.fffi_sarg); + case -TYPE_CHAR: return INT2NUM((unsigned char)retval.fffi_arg); case TYPE_SHORT: - if (signed_p) return INT2NUM((short)retval.fffi_sarg); + return INT2NUM((signed short)retval.fffi_sarg); + case -TYPE_SHORT: return INT2NUM((unsigned short)retval.fffi_arg); case TYPE_INT: - if (signed_p) return INT2NUM((int)retval.fffi_sarg); + return INT2NUM((signed int)retval.fffi_sarg); + case -TYPE_INT: return UINT2NUM((unsigned int)retval.fffi_arg); case TYPE_LONG: - if (signed_p) return LONG2NUM(retval.slong); + return LONG2NUM(retval.slong); + case -TYPE_LONG: return ULONG2NUM(retval.ulong); #if HAVE_LONG_LONG case TYPE_LONG_LONG: - return rb_ll2inum(retval.long_long); - break; + return LL2NUM(retval.slong_long); + case -TYPE_LONG_LONG: + return ULL2NUM(retval.ulong_long); #endif case TYPE_FLOAT: return rb_float_new(retval.ffloat); diff --git a/ext/fiddle/conversions.h b/ext/fiddle/conversions.h index 5a605b3945..d0a08d6bc0 100644 --- a/ext/fiddle/conversions.h +++ b/ext/fiddle/conversions.h @@ -18,7 +18,8 @@ typedef union float ffloat; /* ffi_type_float */ double ddouble; /* ffi_type_double */ #if HAVE_LONG_LONG - unsigned LONG_LONG long_long; /* ffi_type_uint64 */ + unsigned LONG_LONG ulong_long; /* ffi_type_ulong_long */ + signed LONG_LONG slong_long; /* ffi_type_ulong_long */ #endif void * pointer; /* ffi_type_pointer */ } fiddle_generic; diff --git a/ext/fiddle/fiddle.h b/ext/fiddle/fiddle.h index 7165969225..3a829fe433 100644 --- a/ext/fiddle/fiddle.h +++ b/ext/fiddle/fiddle.h @@ -67,6 +67,15 @@ # error "long size not supported" # endif +#if HAVE_LONG_LONG +# if SIZEOF_LONG_LONG == 8 +# define ffi_type_slong_long ffi_type_sint64 +# define ffi_type_ulong_long ffi_type_uint64 +# else +# error "long long size not supported" +# endif +#endif + #include #include #include -- cgit v1.2.3