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msvcirt: Implement istream::tellg. 

Signed-off-by: Iván Matellanes <matellanes.ivan@gmail.com>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Iván Matellanes 2016-07-20 10:56:07 +01:00 committed by Alexandre Julliard
parent 1235aa5d1b
commit c484ee409f
2 changed files with 36 additions and 2 deletions
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12
dlls/msvcirt/msvcirt.c
View File

@ -3395,8 +3395,16 @@ int __thiscall istream_sync(istream *this)
DEFINE_THISCALL_WRAPPER(istream_tellg, 4)
streampos __thiscall istream_tellg(istream *this)
{
FIXME("(%p) stub\n", this);
return 0;
ios *base = istream_get_ios(this);
streampos pos;
TRACE("(%p)\n", this);
ios_lockbuf(base);
if ((pos = call_streambuf_seekoff(base->sb, 0, SEEKDIR_cur, OPENMODE_in)) == EOF)
ios_clear(base, base->state | IOSTATE_failbit);
ios_unlockbuf(base);
return pos;
}
/* ?getint@istream@@AAEHPAD@Z */

26
dlls/msvcirt/tests/msvcirt.c
View File

@ -324,6 +324,7 @@ static istream* (*__thiscall p_istream_read)(istream*, char*, int);
static istream* (*__thiscall p_istream_seekg)(istream*, streampos);
static istream* (*__thiscall p_istream_seekg_offset)(istream*, streamoff, ios_seek_dir);
static int (*__thiscall p_istream_sync)(istream*);
static streampos (*__thiscall p_istream_tellg)(istream*);
/* Emulate a __thiscall */
#ifdef __i386__
@ -536,6 +537,7 @@ static BOOL init(void)
SET(p_istream_seekg, "?seekg@istream@@QEAAAEAV1@J@Z");
SET(p_istream_seekg_offset, "?seekg@istream@@QEAAAEAV1@JW4seek_dir@ios@@@Z");
SET(p_istream_sync, "?sync@istream@@QEAAHXZ");
SET(p_istream_tellg, "?tellg@istream@@QEAAJXZ");
} else {
p_operator_new = (void*)GetProcAddress(msvcrt, "??2@YAPAXI@Z");
p_operator_delete = (void*)GetProcAddress(msvcrt, "??3@YAXPAX@Z");
@ -670,6 +672,7 @@ static BOOL init(void)
SET(p_istream_seekg, "?seekg@istream@@QAEAAV1@J@Z");
SET(p_istream_seekg_offset, "?seekg@istream@@QAEAAV1@JW4seek_dir@ios@@@Z");
SET(p_istream_sync, "?sync@istream@@QAEHXZ");
SET(p_istream_tellg, "?tellg@istream@@QAEJXZ");
}
SET(p_ios_static_lock, "?x_lockc@ios@@0U_CRT_CRITICAL_SECTION@@A");
SET(p_ios_lockc, "?lockc@ios@@KAXXZ");
@ -4588,6 +4591,29 @@ if (0) /* crashes on native */
IOSTATE_badbit|IOSTATE_failbit|IOSTATE_eofbit, is1.base_ios.state);
fb1.fd = fd;
/* tellg */
ret = (int) call_func1(p_istream_tellg, &is1);
ok(ret == 24, "expected 24 got %d\n", ret);
ok(is1.base_ios.state == (IOSTATE_badbit|IOSTATE_failbit|IOSTATE_eofbit), "expected %d got %d\n",
IOSTATE_badbit|IOSTATE_failbit|IOSTATE_eofbit, is1.base_ios.state);
is1.base_ios.state = IOSTATE_goodbit;
ret = (int) call_func1(p_istream_tellg, &is1);
ok(ret == 24, "expected 24 got %d\n", ret);
ok(is1.base_ios.state == IOSTATE_goodbit, "expected %d got %d\n", IOSTATE_goodbit, is1.base_ios.state);
if (0) /* crashes on native */
is1.base_ios.sb = NULL;
fb1.base.eback = fb1.base.gptr = fb1.base.base;
fb1.base.egptr = fb1.base.base + 30;
ret = (int) call_func1(p_istream_tellg, &is1);
ok(ret == EOF, "expected -1 got %d\n", ret);
ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state);
is1.base_ios.state = IOSTATE_eofbit;
ret = (int) call_func1(p_istream_tellg, &is1);
ok(ret == EOF, "expected -1 got %d\n", ret);
ok(is1.base_ios.state == (IOSTATE_eofbit|IOSTATE_failbit), "expected %d got %d\n",
IOSTATE_eofbit|IOSTATE_failbit, is1.base_ios.state);
fb1.base.eback = fb1.base.gptr = fb1.base.egptr = NULL;
call_func1(p_istream_vbase_dtor, &is1);
call_func1(p_istream_vbase_dtor, &is2);
call_func1(p_ostream_vbase_dtor, &os);