added more code to ffi

This commit is contained in:
hyunghwan.chung
2017-01-11 15:33:03 +00:00
parent f23486468d
commit d130ec02ec
5 changed files with 259 additions and 206 deletions

View File

@ -122,12 +122,36 @@ reterr:
MOO_STACK_SETRETTOERROR (moo, nargs);
return MOO_PF_SUCCESS;
}
/*
struct bcstr_node_t
{
stix_bch_t* ptr;
bcstr_node_t* next;
};
static bcstr_node_t* dupbcstr (moo_t* moo, bcstr_node_t* bcstr, const moo_bch_t* ptr)
{
moo_freemem (
}
static void free_bcstr_node (moo_t* moo, bcstr_node_t* bcstr)
{
moo_freemem (moo, bcstr->ptr);
moo_freemem (moo, bcstr);
}
*/
static moo_pfrc_t pf_call (moo_t* moo, moo_ooi_t nargs)
{
#if defined(USE_DYNCALL)
ffi_t* rcv;
moo_oop_t fun, sig, args;
DCCallVM* dc = MOO_NULL;
moo_oow_t i, j;
void* f;
moo_oop_oop_t arr;
int ellipsis = 0;
struct bcstr_node_t* bcstr;
if (nargs < 3)
{
@ -146,192 +170,220 @@ static moo_pfrc_t pf_call (moo_t* moo, moo_ooi_t nargs)
goto reterr;
}
#if 0
if (MOO_OBJ_GET_SIZE(sig) > 1 && MOO_CLASSOF(moo,args) != moo->_array) /* TODO: check if arr is a kind of array??? or check if it's indexed */
{
moo_seterrnum (moo, MOO_EINVAL);
goto reterr;
}
#endif
f = MOO_OOP_TO_SMPTR(fun);
arr = (moo_oop_oop_t)args;
dc = dcNewCallVM (4096); /* TODO: right size? */
if (!dc)
{
moo_oow_t i;
DCCallVM* dc;
void* f;
moo_oop_oop_t arr;
int mode_set;
moo_seterrnum (moo, moo_syserrtoerrnum(errno));
goto reterr;
}
f = MOO_OOP_TO_SMPTR(fun);
arr = (moo_oop_oop_t)args;
MOO_DEBUG2 (moo, "<ffi.call> %p in %p\n", f, rcv->handle);
dc = dcNewCallVM (4096);
if (!dc)
/*dcMode (dc, DC_CALL_C_DEFAULT);
dcReset (dc);*/
i = 0;
if (i < MOO_OBJ_GET_SIZE(sig) && ((moo_oop_char_t)sig)->slot[i] == '|')
{
dcMode (dc, DC_CALL_C_ELLIPSIS);
if (dcGetError(dc) != DC_ERROR_NONE)
{
moo_seterrnum (moo, moo_syserrtoerrnum(errno));
/* the error code should be DC_ERROR_UNSUPPORTED_MODE */
moo_seterrnum (moo, MOO_ENOIMPL);
goto reterr;
}
dcReset (dc);
ellipsis = 1;
i++;
}
for (j = 0; i < MOO_OBJ_GET_SIZE(sig); i++)
{
moo_ooch_t fmtc;
fmtc = ((moo_oop_char_t)sig)->slot[i];
if (fmtc == ')')
{
i++;
break;
}
else if (fmtc == '|')
{
if (ellipsis)
{
dcMode (dc, DC_CALL_C_ELLIPSIS_VARARGS);
if (dcGetError(dc) != DC_ERROR_NONE)
{
/* the error code should be DC_ERROR_UNSUPPORTED_MODE */
moo_seterrnum (moo, MOO_ENOIMPL);
goto reterr;
}
}
continue;
}
if (j >= MOO_OBJ_GET_SIZE(arr))
{
moo_seterrnum (moo, MOO_EINVAL);
goto reterr;
}
MOO_DEBUG2 (moo, "<ffi.call> %p in %p\n", f, rcv->handle);
/*dcMode (dc, DC_CALL_C_DEFAULT);
dcReset (dc);*/
/*for (i = 1; i < MOO_OBJ_GET_SIZE(sig); i++)
switch (fmtc)
{
if (((moo_oop_char_t)sig)->slot[i] == '|')
{
dcMode (dc, DC_CALL_C_ELLIPSIS);
MOO_DEBUG0 (moo, "CALL MODE 111 ERROR %d %d\n", dcGetError (dc), DC_ERROR_UNSUPPORTED_MODE);
mode_set = 1;
break;
}
}
if (!mode_set) */ dcMode (dc, DC_CALL_C_DEFAULT);
for (i = 1; i < MOO_OBJ_GET_SIZE(sig); i++)
{
MOO_DEBUG1 (moo, "FFI: CALLING ARG %c\n", ((moo_oop_char_t)sig)->slot[i]);
switch (((moo_oop_char_t)sig)->slot[i])
{
/* TODO: support more types... */
/*
case '|':
dcMode (dc, DC_CALL_C_ELLIPSIS_VARARGS);
MOO_DEBUG2 (moo, "CALL MODE 222 ERROR %d %d\n", dcGetError (dc), DC_ERROR_UNSUPPORTED_MODE);
break;
*/
case 'c':
/* TODO: sanity check on the argument type */
dcArgChar (dc, MOO_OOP_TO_CHAR(arr->slot[i - 1]));
break;
case 'i':
/* TODO: use moo_inttoooi () */
dcArgInt (dc, MOO_OOP_TO_SMOOI(arr->slot[i - 1]));
break;
case 'l':
/* TODO: use moo_inttoooi () */
dcArgLong (dc, MOO_OOP_TO_SMOOI(arr->slot[i - 1]));
break;
case 'L':
/* TODO: use moo_inttoooi () */
dcArgLongLong (dc, MOO_OOP_TO_SMOOI(arr->slot[i - 1]));
break;
#if 0
case 'B': /* byte array */
#endif
case 's':
{
moo_oow_t bcslen, ucslen;
moo_bch_t bcs[1024];
ucslen = MOO_OBJ_GET_SIZE(arr->slot[i - 1]);
moo_convootobchars (moo, ((moo_oop_char_t)arr->slot[i - 2])->slot, &ucslen, bcs, &bcslen); /* proper string conversion */
bcs[bcslen] = '\0';
dcArgPointer (dc, bcs);
break;
}
default:
/* TODO: ERROR HANDLING */
break;
}
}
switch (((moo_oop_char_t)sig)->slot[0])
{
/* TODO: support more types... */
/* TODO: proper return value conversion */
/* TODO: support more types... */
case 'c':
{
char r = dcCallChar (dc, f);
MOO_STACK_SETRET (moo, nargs, MOO_CHAR_TO_OOP(r));
/* TODO: sanity check on the argument type */
dcArgChar (dc, MOO_OOP_TO_CHAR(arr->slot[j]));
j++;
break;
}
case 'i':
{
moo_oop_t r;
r = moo_ooitoint (moo, dcCallInt (dc, f));
if (!r) return MOO_PF_HARD_FAILURE;
MOO_STACK_SETRET (moo, nargs, r);
/* TODO: use moo_inttoooi () */
dcArgInt (dc, MOO_OOP_TO_SMOOI(arr->slot[j]));
j++;
break;
}
case 'l':
{
moo_oop_t r;
r = moo_ooitoint (moo, dcCallLong (dc, f));
if (!r) return MOO_PF_HARD_FAILURE;
MOO_STACK_SETRET (moo, nargs, r);
/* TODO: use moo_inttoooi () */
dcArgLong (dc, MOO_OOP_TO_SMOOI(arr->slot[j]));
j++;
break;
}
#if (STIX_SIZEOF_LONG_LONG > 0)
case 'L':
{
long long r = dcCallLongLong (dc, f);
mod_oop_t r;
#if STIX_SIZEOF_LONG_LONG <= STIX_SIZEOF_LONG
r = moo_ooitoint (moo, dcCallLongLong (dc, f));
#else
# error TODO:...
#endif
if (!rr) return MOD_PF_HARD_FAILURE;
MOO_STACK_SETRET (moo, nargs, r);
/* TODO: use moo_inttoooi () */
dcArgLongLong (dc, MOO_OOP_TO_SMOOI(arr->slot[j]));
j++;
break;
}
#endif
#if 0
case 'b': /* byte array */
{
}
case 'B': /* byte array */
#endif
case 'B':
case 's':
{
moo_oow_t bcslen, ucslen;
moo_ooch_t ucs[1024];
moo_oop_t s;
char* r = dcCallPointer (dc, f);
moo_bch_t bcs[1024]; /*TODO: dynamic length.... */
bcslen = strlen(r);
moo_convbtooochars (moo, r, &bcslen, ucs, &ucslen); /* error check... */
ucslen = MOO_OBJ_GET_SIZE(arr->slot[j]);
bcslen = MOO_COUNTOF(bcs);
moo_convootobcstr (moo, ((moo_oop_char_t)arr->slot[j])->slot, &ucslen, bcs, &bcslen); /* proper string conversion */
s = moo_makestring(moo, ucs, ucslen);
if (!s)
{
dcFree (dc);
return MOO_PF_HARD_FAILURE; /* TODO: proper error h andling */
}
MOO_STACK_SETRET (moo, nargs, s);
bcs[bcslen] = '\0';
dcArgPointer (dc, bcs);
j++;
break;
}
default:
moo_seterrnum (moo, MOO_EINVAL);
goto reterr;
/* TODO: ERROR HANDLING */
break;
}
dcFree (dc);
}
if (i >= MOO_OBJ_GET_SIZE(sig)) goto call_void;
switch (((moo_oop_char_t)sig)->slot[i])
{
/* TODO: support more types... */
/* TODO: proper return value conversion */
case 'c':
{
char r = dcCallChar (dc, f);
MOO_STACK_SETRET (moo, nargs, MOO_CHAR_TO_OOP(r));
break;
}
case 'i':
{
moo_oop_t r;
r = moo_ooitoint (moo, dcCallInt (dc, f));
if (!r) goto oops;
MOO_STACK_SETRET (moo, nargs, r);
break;
}
case 'l':
{
moo_oop_t r;
r = moo_ooitoint (moo, dcCallLong (dc, f));
if (!r) goto oops;
MOO_STACK_SETRET (moo, nargs, r);
break;
}
#if (STIX_SIZEOF_LONG_LONG > 0)
case 'L':
{
long long r = dcCallLongLong (dc, f);
mod_oop_t r;
#if STIX_SIZEOF_LONG_LONG <= STIX_SIZEOF_LONG
r = moo_ooitoint (moo, dcCallLongLong (dc, f));
#else
# error TODO:...
#endif
if (!rr) goto oops;
MOO_STACK_SETRET (moo, nargs, r);
break;
}
#endif
#if 0
case 'B': /* byte array */
{
}
#endif
case 's':
{
moo_oow_t bcslen, ucslen;
moo_ooch_t ucs[1024]; /* TOOD: buffer size... */
moo_oop_t s;
char* r = dcCallPointer (dc, f);
bcslen = strlen(r);
moo_convbtooochars (moo, r, &bcslen, ucs, &ucslen); /* error check... */
s = moo_makestring(moo, ucs, ucslen);
if (!s) goto oops;
MOO_STACK_SETRET (moo, nargs, s);
break;
}
default:
call_void:
dcCallVoid (dc, f);
MOO_STACK_SETRETTORCV (moo, nargs);
break;
}
dcFree (dc);
return MOO_PF_SUCCESS;
reterr:
if (dc) dcFree(dc);
MOO_STACK_SETRETTOERROR (moo, nargs);
return MOO_PF_SUCCESS;
oops:
if (dc) dcFree(dc);
return MOO_PF_HARD_FAILURE;
#else
moo_seterrnum (moo, MOO_ENOIMPL);
MOO_STACK_SETRETTOERROR (moo, nargs);