attempted to add IP6Address>>fromString

This commit is contained in:
hyunghwan.chung 2018-01-01 15:56:55 +00:00
parent 277559684b
commit 907edeb45b
4 changed files with 238 additions and 5 deletions

View File

@ -100,6 +100,9 @@ extend Apex
method(#dual,#primitive) basicAt: index.
method(#dual,#primitive) basicAt: index put: value.
##method(#dual,#primitive) basicMoveFrom: sindex length: length to: dindex.
##method(#dual,#primitive) basicCopyFrom: sindex length: length to: dindex.
(* ------------------------------------------------------------------
* FINALIZATION SUPPORT

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@ -75,6 +75,32 @@ class(#limited) Character(Magnitude)
method(#primitive) > char.
method(#primitive) <= char.
method(#primitive) >= char.
method digitValue: anInteger
{
^'0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ' at: anInteger
}
method digitValue
{
##<primitive: #Character_digitValue>
if (self >= $0 and: [self <= $9])
{
^self asInteger - $0 asInteger
}
elsif (self >= $A and: [self <= $Z])
{
^self asInteger - $A asInteger + 10
}
elsif (self >= $a and: [self <= $z])
{
^self asInteger - $a asInteger + 10
}.
##Exception signal: 'not a digit character'.
^-1
}
}
class(#limited) Number(Magnitude)

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@ -31,7 +31,7 @@ class(#byte) IP4Address(IPAddress)
pos := 0.
size := str size.
acc := 0.
digits := 0.
dots := 0.
@ -92,10 +92,111 @@ class(#byte) IP6Address(IPAddress)
{
^self basicNew: 16.
}
method(#class) fromString: str
{
^self new fromString: str.
}
method __fromString: str
{
| pos size ch tgpos v1 val curtok saw_xdigit colonpos |
pos := 0.
size := str size.
## handle leading :: specially
if (size > 0 and: [ (str at: pos) == $: ])
{
pos := pos + 1.
if (pos >= size or: [ (str at: pos) ~~ $:]) { ^Error.Code.EINVAL }.
}.
tgpos := 0.
curtok := pos.
val := 0.
saw_xdigit := false.
colonpos := -1.
while (pos < size)
{
ch := str at: pos.
pos := pos + 1.
v1 := ch digitValue.
if (v1 >= 0 and: [v1 <= 15])
{
val := (val bitShift: 4) bitOr: v1.
if (val > 16rFFFF) { ^Error.Code.EINVAL }.
saw_xdigit := true.
continue.
}.
if (ch == $:)
{
curtok := pos.
if (saw_xdigit not)
{
## no multiple double colons are allowed
if (colonpos >= 0) { ^Error.Code.EINVAL }.
## capture the target position when the double colons
## are encountered.
colonpos := tgpos.
continue.
}
elsif (pos >= size)
{
## a colon can't be the last character
^Error.Code.EINVAL
}.
self basicAt: tgpos put: ((val bitShift: -8) bitAnd: 16rFF).
tgpos := tgpos + 1.
self basicAt: tgpos put: (val bitAnd: 16rFF).
tgpos := tgpos + 1.
saw_xdigit := false.
val := 0.
continue.
}.
(*if (ch == $. and: [])
{
saw_xdigit := true.
break.
}.*)
## invalid character in the address
^Error.Code.EINVAL.
}.
if (saw_xdigit)
{
self basicAt: tgpos put: ((val bitShift: -8) bitAnd: 16rFF).
tgpos := tgpos + 1.
self basicAt: tgpos put: (val bitAnd: 16rFF).
tgpos := tgpos + 1.
}.
if (colonpos >= 0)
{
/* double colon position */
self basicMoveFrom: colonpos length: 5 to: ((self basicSize) - colonpos).
}.
tgpos dump.
self basicSize dump.
if (tgpos ~~ (self basicSize)) { 'DDDDDDDDDDDd' dump. ^Error.Code.EINVAL }.
}
method fromString: str
{
if ((self __fromString: str) isError)
{
Exception signal: ('invalid IPv6 address ' & str).
}
}
}
@ -267,6 +368,10 @@ class MyObject(Object)
s := IP4Address fromString: '192.168.123.232'.
s dump.
s basicSize dump.
s := IP6Address fromString: 'fe80::c225:e9ff:fe47:b1b6'.
s dump.
s basicSize dump.
##s := IP6Address new.
##s dump.
##s := IP4SocketAddress new.

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@ -299,7 +299,7 @@ moo_pfrc_t moo_pf_basic_at (moo_t* moo, moo_ooi_t nargs)
if (idx >= MOO_OBJ_GET_SIZE(rcv))
{
/* index out of range */
moo_seterrbfmt (moo, MOO_ERANGE, "position out of bound - %O", pos);
moo_seterrbfmt (moo, MOO_ERANGE, "position out of bound - %zu", idx);
return MOO_PF_FAILURE;
}
@ -353,7 +353,6 @@ moo_pfrc_t moo_pf_basic_at_put (moo_t* moo, moo_ooi_t nargs)
if (MOO_OBJ_GET_FLAGS_RDONLY(rcv))
{
/* TODO: better error handling */
moo_seterrbfmt (moo, MOO_EPERM, "now allowed to change a read-only object - %O", rcv);
return MOO_PF_FAILURE;
}
@ -370,7 +369,7 @@ moo_pfrc_t moo_pf_basic_at_put (moo_t* moo, moo_ooi_t nargs)
if (idx >= MOO_OBJ_GET_SIZE(rcv))
{
/* index out of range */
moo_seterrbfmt (moo, MOO_ERANGE, "position out of bound - %O", pos);
moo_seterrbfmt (moo, MOO_ERANGE, "position out of bound - %zu", idx);
return MOO_PF_FAILURE;
}
@ -435,6 +434,106 @@ moo_pfrc_t moo_pf_basic_at_put (moo_t* moo, moo_ooi_t nargs)
return MOO_PF_SUCCESS;
}
moo_pfrc_t moo_pf_basic_move (moo_t* moo, moo_ooi_t nargs)
{
moo_oop_t rcv, spos, slen, dpos;
moo_oow_t sidx, ssz, didx;
MOO_ASSERT (moo, nargs == 3);
rcv = MOO_STACK_GETRCV(moo, nargs);
if (!MOO_OOP_IS_POINTER(rcv))
{
/* the receiver is a special numeric object, not a normal pointer */
moo_seterrbfmt (moo, MOO_EMSGRCV, "receiver not indexable - %O", rcv);
return MOO_PF_FAILURE;
}
if (MOO_OBJ_GET_FLAGS_RDONLY(rcv))
{
moo_seterrbfmt (moo, MOO_EPERM, "now allowed to change a read-only object - %O", rcv);
return MOO_PF_FAILURE;
}
spos = MOO_STACK_GETARG(moo, nargs, 0);
slen = MOO_STACK_GETARG(moo, nargs, 1);
dpos = MOO_STACK_GETARG(moo, nargs, 2);
if (moo_inttooow(moo, spos, &sidx) <= 0)
{
/* negative integer or not integer */
moo_seterrbfmt (moo, MOO_EINVAL, "invalid source position - %O", spos);
return MOO_PF_FAILURE;
}
if (sidx >= MOO_OBJ_GET_SIZE(rcv))
{
/* index out of range */
moo_seterrbfmt (moo, MOO_ERANGE, "source position out of bound - %zu", sidx);
return MOO_PF_FAILURE;
}
if (moo_inttooow(moo, slen, &ssz) <= 0)
{
/* negative integer or not integer */
moo_seterrbfmt (moo, MOO_EINVAL, "invalid source length - %O", slen);
return MOO_PF_FAILURE;
}
/* TODO: adjust ssz */
if (moo_inttooow(moo, dpos, &didx) <= 0)
{
/* negative integer or not integer */
moo_seterrbfmt (moo, MOO_EINVAL, "invalid destination position - %O", dpos);
return MOO_PF_FAILURE;
}
if (didx >= MOO_OBJ_GET_SIZE(rcv))
{
/* index out of range */
moo_seterrbfmt (moo, MOO_ERANGE, "destination position out of bound - %zu", didx);
return MOO_PF_FAILURE;
}
switch (MOO_OBJ_GET_FLAGS_TYPE(rcv))
{
case MOO_OBJ_TYPE_BYTE:
MOO_MEMMOVE (&((moo_oop_byte_t)rcv)->slot[didx],
&((moo_oop_byte_t)rcv)->slot[sidx],
ssz * MOO_SIZEOF(((moo_oop_byte_t)rcv)->slot[0]));
break;
case MOO_OBJ_TYPE_CHAR:
MOO_MEMMOVE (&((moo_oop_char_t)rcv)->slot[didx],
&((moo_oop_char_t)rcv)->slot[sidx],
ssz * MOO_SIZEOF(((moo_oop_char_t)rcv)->slot[0]));
break;
case MOO_OBJ_TYPE_HALFWORD:
MOO_MEMMOVE (&((moo_oop_halfword_t)rcv)->slot[didx],
&((moo_oop_halfword_t)rcv)->slot[sidx],
ssz * MOO_SIZEOF(((moo_oop_halfword_t)rcv)->slot[0]));
break;
case MOO_OBJ_TYPE_WORD:
MOO_MEMMOVE (&((moo_oop_word_t)rcv)->slot[didx],
&((moo_oop_word_t)rcv)->slot[sidx],
ssz * MOO_SIZEOF(((moo_oop_word_t)rcv)->slot[0]));
break;
case MOO_OBJ_TYPE_OOP:
MOO_MEMMOVE (&((moo_oop_oop_t)rcv)->slot[didx],
&((moo_oop_oop_t)rcv)->slot[sidx],
ssz * MOO_SIZEOF(((moo_oop_oop_t)rcv)->slot[0]));
break;
default:
moo_seterrnum (moo, MOO_EINTERN);
return MOO_PF_HARD_FAILURE;
}
MOO_STACK_SETRETTORCV (moo, nargs);
return MOO_PF_SUCCESS;
}
/* --------------------------------------------------------------------------------
* BASIC QUERY