Module: wine Branch: master Commit: 3c9fd38283bd1b1ca04bb309ced3e57debd10ab3 URL: http://source.winehq.org/git/wine.git/?a=commit;h=3c9fd38283bd1b1ca04bb309ce...
Author: Iván Matellanes matellanesivan@gmail.com Date: Wed Jul 20 10:56:05 2016 +0100
msvcirt: Implement istream::seekg.
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
---
dlls/msvcirt/msvcirt.c | 18 +++++++++++++-- dlls/msvcirt/tests/msvcirt.c | 54 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 70 insertions(+), 2 deletions(-)
diff --git a/dlls/msvcirt/msvcirt.c b/dlls/msvcirt/msvcirt.c index f016328..1715f80 100644 --- a/dlls/msvcirt/msvcirt.c +++ b/dlls/msvcirt/msvcirt.c @@ -3346,7 +3346,14 @@ istream* __thiscall istream_read_unsigned(istream *this, unsigned char *str, int DEFINE_THISCALL_WRAPPER(istream_seekg, 8) istream* __thiscall istream_seekg(istream *this, streampos pos) { - FIXME("(%p %d) stub\n", this, pos); + ios *base = istream_get_ios(this); + + TRACE("(%p %d)\n", this, pos); + + ios_lockbuf(base); + if (streambuf_seekpos(base->sb, pos, OPENMODE_in) == EOF) + ios_clear(base, base->state | IOSTATE_failbit); + ios_unlockbuf(base); return this; }
@@ -3355,7 +3362,14 @@ istream* __thiscall istream_seekg(istream *this, streampos pos) DEFINE_THISCALL_WRAPPER(istream_seekg_offset, 12) istream* __thiscall istream_seekg_offset(istream *this, streamoff off, ios_seek_dir dir) { - FIXME("(%p %d %d) stub\n", this, off, dir); + ios *base = istream_get_ios(this); + + TRACE("(%p %d %d)\n", this, off, dir); + + ios_lockbuf(base); + if (call_streambuf_seekoff(base->sb, off, dir, OPENMODE_in) == EOF) + ios_clear(base, base->state | IOSTATE_failbit); + ios_unlockbuf(base); return this; }
diff --git a/dlls/msvcirt/tests/msvcirt.c b/dlls/msvcirt/tests/msvcirt.c index 28f5dbf..0bb3e98 100644 --- a/dlls/msvcirt/tests/msvcirt.c +++ b/dlls/msvcirt/tests/msvcirt.c @@ -321,6 +321,8 @@ static istream* (*__thiscall p_istream_ignore)(istream*, int, int); static int (*__thiscall p_istream_peek)(istream*); static istream* (*__thiscall p_istream_putback)(istream*, char); 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);
/* Emulate a __thiscall */ #ifdef __i386__ @@ -530,6 +532,8 @@ static BOOL init(void) SET(p_istream_peek, "?peek@istream@@QEAAHXZ"); SET(p_istream_putback, "?putback@istream@@QEAAAEAV1@D@Z"); SET(p_istream_read, "?read@istream@@QEAAAEAV1@PEADH@Z"); + SET(p_istream_seekg, "?seekg@istream@@QEAAAEAV1@J@Z"); + SET(p_istream_seekg_offset, "?seekg@istream@@QEAAAEAV1@JW4seek_dir@ios@@@Z"); } else { p_operator_new = (void*)GetProcAddress(msvcrt, "??2@YAPAXI@Z"); p_operator_delete = (void*)GetProcAddress(msvcrt, "??3@YAXPAX@Z"); @@ -661,6 +665,8 @@ static BOOL init(void) SET(p_istream_peek, "?peek@istream@@QAEHXZ"); SET(p_istream_putback, "?putback@istream@@QAEAAV1@D@Z"); SET(p_istream_read, "?read@istream@@QAEAAV1@PADH@Z"); + SET(p_istream_seekg, "?seekg@istream@@QAEAAV1@J@Z"); + SET(p_istream_seekg_offset, "?seekg@istream@@QAEAAV1@JW4seek_dir@ios@@@Z"); } SET(p_ios_static_lock, "?x_lockc@ios@@0U_CRT_CRITICAL_SECTION@@A"); SET(p_ios_lockc, "?lockc@ios@@KAXXZ"); @@ -4495,6 +4501,54 @@ if (0) /* crashes on native */ ok(buffer[0] == 'A', "expected 'A' got %d\n", buffer[0]); fb1.base.gptr = fb1.base.egptr;
+ /* seekg */ + is1.extract_delim = is1.count = 0xabababab; + pis = call_func2(p_istream_seekg, &is1, 0); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr); + ok(_tell(fb1.fd) == 0, "expected 0 got %d\n", _tell(fb1.fd)); +if (0) /* crashes on native */ + is1.base_ios.sb = NULL; + pis = call_func2(p_istream_seekg, &is1, -5); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr); + ok(_tell(fb1.fd) == 0, "expected 0 got %d\n", _tell(fb1.fd)); + fb1.base.epptr = fb1.base.ebuf; + pis = call_func2(p_istream_seekg, &is1, 5); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr); + ok(fb1.base.epptr == NULL, "wrong put end, expected %p got %p\n", NULL, fb1.base.epptr); + ok(_tell(fb1.fd) == 5, "expected 5 got %d\n", _tell(fb1.fd)); + is1.base_ios.state = IOSTATE_goodbit; + fd = fb1.fd; + fb1.fd = -1; + pis = call_func2(p_istream_seekg, &is1, 0); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr); + fb1.base.eback = fb1.base.gptr = fb1.base.base; + fb1.base.egptr = fb1.base.base + 30; + pis = call_func3(p_istream_seekg_offset, &is1, 0, SEEKDIR_end); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == fb1.base.base, "wrong get pointer, expected %p got %p\n", fb1.base.base, fb1.base.gptr); + is1.base_ios.state = IOSTATE_goodbit; + fb1.fd = fd; + pis = call_func3(p_istream_seekg_offset, &is1, 0, SEEKDIR_end); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == fb1.base.base, "wrong get pointer, expected %p got %p\n", fb1.base.base, fb1.base.gptr); +if (0) /* crashes on native */ + is1.base_ios.sb = NULL; + fb1.base.gptr = fb1.base.egptr; + pis = call_func3(p_istream_seekg_offset, &is1, 0, SEEKDIR_end); + ok(pis == &is1, "wrong return, expected %p got %p\n", &is1, pis); + ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state); + ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr); + ok(_tell(fb1.fd) == 24, "expected 24 got %d\n", _tell(fb1.fd)); + call_func1(p_istream_vbase_dtor, &is1); call_func1(p_istream_vbase_dtor, &is2); call_func1(p_ostream_vbase_dtor, &os);