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msvcirt: Implement strstreambuf::overflow.

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This commit is contained in:
Iván Matellanes 2015-09-17 11:06:54 +02:00 committed by Alexandre Julliard
parent 2f70aba8d9
commit 60d1d6f595
2 changed files with 80 additions and 2 deletions
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14
dlls/msvcirt/msvcirt.c
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@ -1332,8 +1332,18 @@ void __thiscall strstreambuf_freeze(strstreambuf *this, int frozen)
DEFINE_THISCALL_WRAPPER(strstreambuf_overflow, 8)
int __thiscall strstreambuf_overflow(strstreambuf *this, int c)
{
FIXME("(%p %d) stub\n", this, c);
return EOF;
TRACE("(%p %d)\n", this, c);
if (this->base.pptr >= this->base.epptr) {
/* increase the buffer size if it's dynamic */
if (!this->dynamic || call_streambuf_doallocate(&this->base) == EOF)
return EOF;
if (!this->base.epptr)
this->base.pbase = this->base.pptr = this->base.egptr ? this->base.egptr : this->base.base;
this->base.epptr = this->base.ebuf;
}
if (c != EOF)
*this->base.pptr++ = c;
return 1;
}
/* ?seekoff@strstreambuf@@UAEJJW4seek_dir@ios@@H@Z */

68
dlls/msvcirt/tests/msvcirt.c
View file

@ -195,6 +195,7 @@ static strstreambuf* (*__thiscall p_strstreambuf_ctor)(strstreambuf*);
static void (*__thiscall p_strstreambuf_dtor)(strstreambuf*);
static int (*__thiscall p_strstreambuf_doallocate)(strstreambuf*);
static void (*__thiscall p_strstreambuf_freeze)(strstreambuf*, int);
static int (*__thiscall p_strstreambuf_overflow)(strstreambuf*, int);
static streambuf* (*__thiscall p_strstreambuf_setbuf)(strstreambuf*, char*, int);
static int (*__thiscall p_strstreambuf_underflow)(strstreambuf*);
@ -351,6 +352,7 @@ static BOOL init(void)
SET(p_strstreambuf_dtor, "??1strstreambuf@@UEAA@XZ");
SET(p_strstreambuf_doallocate, "?doallocate@strstreambuf@@MEAAHXZ");
SET(p_strstreambuf_freeze, "?freeze@strstreambuf@@QEAAXH@Z");
SET(p_strstreambuf_overflow, "?overflow@strstreambuf@@UEAAHH@Z");
SET(p_strstreambuf_setbuf, "?setbuf@strstreambuf@@UEAAPEAVstreambuf@@PEADH@Z");
SET(p_strstreambuf_underflow, "?underflow@strstreambuf@@UEAAHXZ");
@ -427,6 +429,7 @@ static BOOL init(void)
SET(p_strstreambuf_dtor, "??1strstreambuf@@UAE@XZ");
SET(p_strstreambuf_doallocate, "?doallocate@strstreambuf@@MAEHXZ");
SET(p_strstreambuf_freeze, "?freeze@strstreambuf@@QAEXH@Z");
SET(p_strstreambuf_overflow, "?overflow@strstreambuf@@UAEHH@Z");
SET(p_strstreambuf_setbuf, "?setbuf@strstreambuf@@UAEPAVstreambuf@@PADH@Z");
SET(p_strstreambuf_underflow, "?underflow@strstreambuf@@UAEHXZ");
@ -1624,6 +1627,71 @@ static void test_strstreambuf(void)
ret = (int) call_func1(p_strstreambuf_underflow, &ssb2);
ok(ret == EOF, "expected EOF got %d\n", ret);
/* overflow */
ssb1.base.pptr = ssb1.base.epptr - 1;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb1, EOF);
ok(ret == 1, "expected 1 got %d\n", ret);
ret = (int) call_func2(p_strstreambuf_overflow, &ssb1, 'A');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb1.base.pptr == ssb1.base.epptr, "wrong put pointer, expected %p got %p\n", ssb1.base.epptr, ssb1.base.pptr);
ok(*(ssb1.base.pptr - 1) == 'A', "expected 'A' got %d\n", *(ssb1.base.pptr - 1));
ret = (int) call_func2(p_strstreambuf_overflow, &ssb1, 'B');
ok(ret == EOF, "expected EOF got %d\n", ret);
ret = (int) call_func2(p_strstreambuf_overflow, &ssb1, EOF);
ok(ret == EOF, "expected EOF got %d\n", ret);
ssb2.dynamic = 0;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'C');
ok(ret == EOF, "expected EOF got %d\n", ret);
ssb2.dynamic = 1;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'C');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb2.base.ebuf == ssb2.base.base + 12, "expected %p got %p\n", ssb2.base.base + 12, ssb2.base.ebuf);
ok(ssb2.base.gptr == ssb2.base.base + 11, "wrong get pointer, expected %p got %p\n", ssb2.base.base + 11, ssb2.base.gptr);
ok(ssb2.base.pbase == ssb2.base.base + 11, "wrong put base, expected %p got %p\n", ssb2.base.base + 11, ssb2.base.pbase);
ok(ssb2.base.pptr == ssb2.base.base + 12, "wrong put pointer, expected %p got %p\n", ssb2.base.base + 12, ssb2.base.pptr);
ok(ssb2.base.epptr == ssb2.base.base + 12, "wrong put end, expected %p got %p\n", ssb2.base.base + 12, ssb2.base.epptr);
ok(*(ssb2.base.pptr - 1) == 'C', "expected 'C' got %d\n", *(ssb2.base.pptr - 1));
ssb2.increase = 4;
ssb2.base.eback = ssb2.base.gptr = ssb2.base.egptr = NULL;
ssb2.base.pbase = ssb2.base.pptr = ssb2.base.epptr = NULL;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'D');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb2.base.ebuf == ssb2.base.base + 16, "expected %p got %p\n", ssb2.base.base + 16, ssb2.base.ebuf);
ok(ssb2.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, ssb2.base.gptr);
ok(ssb2.base.pbase == ssb2.base.base, "wrong put base, expected %p got %p\n", ssb2.base.base, ssb2.base.pbase);
ok(ssb2.base.pptr == ssb2.base.base + 1, "wrong put pointer, expected %p got %p\n", ssb2.base.base + 1, ssb2.base.pptr);
ok(ssb2.base.epptr == ssb2.base.base + 16, "wrong put end, expected %p got %p\n", ssb2.base.base + 16, ssb2.base.epptr);
ok(*(ssb2.base.pptr - 1) == 'D', "expected 'D' got %d\n", *(ssb2.base.pptr - 1));
ssb2.base.pbase = ssb2.base.base + 3;
ssb2.base.pptr = ssb2.base.epptr + 5;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'E');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb2.base.ebuf == ssb2.base.base + 20, "expected %p got %p\n", ssb2.base.base + 20, ssb2.base.ebuf);
ok(ssb2.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, ssb2.base.gptr);
ok(ssb2.base.pbase == ssb2.base.base + 3, "wrong put base, expected %p got %p\n", ssb2.base.base + 3, ssb2.base.pbase);
ok(ssb2.base.pptr == ssb2.base.base + 22, "wrong put pointer, expected %p got %p\n", ssb2.base.base + 22, ssb2.base.pptr);
ok(ssb2.base.epptr == ssb2.base.base + 20, "wrong put end, expected %p got %p\n", ssb2.base.base + 20, ssb2.base.epptr);
ok(*(ssb2.base.pptr - 1) == 'E', "expected 'E' got %d\n", *(ssb2.base.pptr - 1));
ssb2.base.egptr = ssb2.base.base + 2;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'F');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb2.base.ebuf == ssb2.base.base + 24, "expected %p got %p\n", ssb2.base.base + 24, ssb2.base.ebuf);
ok(ssb2.base.gptr != NULL, "wrong get pointer, expected != NULL\n");
ok(ssb2.base.pbase == ssb2.base.base + 3, "wrong put base, expected %p got %p\n", ssb2.base.base + 3, ssb2.base.pbase);
ok(ssb2.base.pptr == ssb2.base.base + 23, "wrong put pointer, expected %p got %p\n", ssb2.base.base + 23, ssb2.base.pptr);
ok(ssb2.base.epptr == ssb2.base.base + 24, "wrong put end, expected %p got %p\n", ssb2.base.base + 24, ssb2.base.epptr);
ok(*(ssb2.base.pptr - 1) == 'F', "expected 'F' got %d\n", *(ssb2.base.pptr - 1));
ssb2.base.eback = ssb2.base.gptr = ssb2.base.base;
ssb2.base.epptr = NULL;
ret = (int) call_func2(p_strstreambuf_overflow, &ssb2, 'G');
ok(ret == 1, "expected 1 got %d\n", ret);
ok(ssb2.base.ebuf == ssb2.base.base + 28, "expected %p got %p\n", ssb2.base.base + 28, ssb2.base.ebuf);
ok(ssb2.base.gptr == ssb2.base.base, "wrong get pointer, expected %p got %p\n", ssb2.base.base, ssb2.base.gptr);
ok(ssb2.base.pbase == ssb2.base.base + 2, "wrong put base, expected %p got %p\n", ssb2.base.base + 2, ssb2.base.pbase);
ok(ssb2.base.pptr == ssb2.base.base + 3, "wrong put pointer, expected %p got %p\n", ssb2.base.base + 3, ssb2.base.pptr);
ok(ssb2.base.epptr == ssb2.base.base + 28, "wrong put end, expected %p got %p\n", ssb2.base.base + 28, ssb2.base.epptr);
ok(*(ssb2.base.pptr - 1) == 'G', "expected 'G' got %d\n", *(ssb2.base.pptr - 1));
call_func1(p_strstreambuf_dtor, &ssb1);
call_func1(p_strstreambuf_dtor, &ssb2);
}