msvcirt: Add implementation of streambuf::sgetc.
This commit is contained in:
Iván Matellanes
Alexandre Julliard
parent
4cef7ad841
commit
b08d0bc75d
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@ -36,7 +36,7 @@ typedef struct {
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const vtable_ptr *vtable;
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int allocated;
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int unbuffered;
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int unknown;
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int stored_char;
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char *base;
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char *ebuf;
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char *pbase;
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@ -98,7 +98,7 @@ streambuf* __thiscall streambuf_reserve_ctor(streambuf *this, char *buffer, int
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TRACE("(%p %p %d)\n", this, buffer, length);
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this->vtable = &MSVCP_streambuf_vtable;
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this->allocated = 0;
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this->unknown = -1;
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this->stored_char = EOF;
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this->do_lock = -1;
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this->base = NULL;
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streambuf_setbuf(this, buffer, length);
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@ -480,6 +480,7 @@ int __thiscall streambuf_unbuffered_get(const streambuf *this)
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/* Unexported */
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DEFINE_THISCALL_WRAPPER(streambuf_underflow, 4)
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#define call_streambuf_underflow(this) CALL_VTBL_FUNC(this, 32, int, (streambuf*), (this))
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int __thiscall streambuf_underflow(streambuf *this)
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{
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return EOF;
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@ -513,6 +514,20 @@ int __thiscall streambuf_xsputn(streambuf *this, const char *data, int length)
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return 0;
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}
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/* ?sgetc@streambuf@@QAEHXZ */
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/* ?sgetc@streambuf@@QEAAHXZ */
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DEFINE_THISCALL_WRAPPER(streambuf_sgetc, 4)
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int __thiscall streambuf_sgetc(streambuf *this)
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{
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TRACE("(%p)\n", this);
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if (this->unbuffered) {
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if (this->stored_char == EOF)
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this->stored_char = call_streambuf_underflow(this);
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return this->stored_char;
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} else
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return call_streambuf_underflow(this);
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}
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/******************************************************************
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* ??1ios@@UAE@XZ (MSVCRTI.@)
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* class ios & __thiscall ios::-ios<<(void)
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@ -693,8 +693,8 @@
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@ cdecl -arch=win64 ?setp@streambuf@@IEAAXPEAD0@Z(ptr ptr ptr) streambuf_setp
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@ stub -arch=win32 ?setrwbuf@stdiobuf@@QAEHHH@Z # int __thiscall stdiobuf::setrwbuf(int,int)
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@ stub -arch=win64 ?setrwbuf@stdiobuf@@QEAAHHH@Z
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@ stub -arch=win32 ?sgetc@streambuf@@QAEHXZ # int __thiscall streambuf::sgetc(void)
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@ stub -arch=win64 ?sgetc@streambuf@@QEAAHXZ
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@ thiscall -arch=win32 ?sgetc@streambuf@@QAEHXZ(ptr) streambuf_sgetc
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@ cdecl -arch=win64 ?sgetc@streambuf@@QEAAHXZ(ptr) streambuf_sgetc
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@ stub -arch=win32 ?sgetn@streambuf@@QAEHPADH@Z # int __thiscall streambuf::sgetn(char *,int)
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@ stub -arch=win64 ?sgetn@streambuf@@QEAAHPEADH@Z
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# @ extern ?sh_none@filebuf@@2HB # static int const filebuf::sh_none
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@ -28,7 +28,7 @@ typedef struct {
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const vtable_ptr *vtable;
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int allocated;
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int unbuffered;
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int unknown;
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int stored_char;
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char *base;
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char *ebuf;
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char *pbase;
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@ -61,6 +61,7 @@ static void (*__thiscall p_streambuf_pbump)(streambuf*, int);
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static void (*__thiscall p_streambuf_setb)(streambuf*, char*, char*, int);
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static void (*__thiscall p_streambuf_setlock)(streambuf*);
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static streambuf* (*__thiscall p_streambuf_setbuf)(streambuf*, char*, int);
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static int (*__thiscall p_streambuf_sgetc)(streambuf*);
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static int (*__thiscall p_streambuf_sync)(streambuf*);
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static void (*__thiscall p_streambuf_unlock)(streambuf*);
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@ -145,6 +146,7 @@ static BOOL init(void)
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SET(p_streambuf_setb, "?setb@streambuf@@IEAAXPEAD0H@Z");
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SET(p_streambuf_setbuf, "?setbuf@streambuf@@UEAAPEAV1@PEADH@Z");
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SET(p_streambuf_setlock, "?setlock@streambuf@@QEAAXXZ");
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SET(p_streambuf_sgetc, "?sgetc@streambuf@@QEAAHXZ");
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SET(p_streambuf_sync, "?sync@streambuf@@UEAAHXZ");
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SET(p_streambuf_unlock, "?unlock@streambuf@@QEAAXXZ");
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} else {
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@ -160,6 +162,7 @@ static BOOL init(void)
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SET(p_streambuf_setb, "?setb@streambuf@@IAEXPAD0H@Z");
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SET(p_streambuf_setbuf, "?setbuf@streambuf@@UAEPAV1@PADH@Z");
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SET(p_streambuf_setlock, "?setlock@streambuf@@QAEXXZ");
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SET(p_streambuf_sgetc, "?sgetc@streambuf@@QAEHXZ");
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SET(p_streambuf_sync, "?sync@streambuf@@UAEHXZ");
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SET(p_streambuf_unlock, "?unlock@streambuf@@QAEXXZ");
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}
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@ -168,6 +171,18 @@ static BOOL init(void)
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return TRUE;
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}
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static int underflow_count;
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#ifdef __i386__
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static int __thiscall test_streambuf_underflow(void)
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#else
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static int __thiscall test_streambuf_underflow(streambuf *this)
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#endif
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{
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underflow_count++;
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return 'u';
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}
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struct streambuf_lock_arg
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{
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streambuf *sb;
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@ -197,6 +212,7 @@ static DWORD WINAPI lock_streambuf(void *arg)
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static void test_streambuf(void)
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{
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streambuf sb, sb2, sb3, *psb;
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vtable_ptr test_streambuf_vtbl[11];
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struct streambuf_lock_arg lock_arg;
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HANDLE thread;
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char reserve[16];
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@ -226,6 +242,12 @@ static void test_streambuf(void)
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ok(sb3.base == NULL, "wrong base pointer, expected %p got %p\n", NULL, sb3.base);
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ok(sb3.ebuf == NULL, "wrong ebuf pointer, expected %p got %p\n", NULL, sb3.ebuf);
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memcpy(test_streambuf_vtbl, sb.vtable, sizeof(test_streambuf_vtbl));
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test_streambuf_vtbl[8] = (vtable_ptr)&test_streambuf_underflow;
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sb2.vtable = test_streambuf_vtbl;
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sb3.vtable = test_streambuf_vtbl;
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underflow_count = 0;
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/* setlock */
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ok(sb.do_lock == -1, "expected do_lock value -1, got %d\n", sb.do_lock);
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call_func1(p_streambuf_setlock, &sb);
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@ -386,6 +408,28 @@ static void test_streambuf(void)
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ret = (int) call_func1(p_streambuf_sync, &sb3);
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ok(ret == 0, "sync failed, expected 0 got %d\n", ret);
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/* sgetc */
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ret = (int) call_func1(p_streambuf_sgetc, &sb2);
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ok(ret == 'u', "expected 'u' got '%c'\n", ret);
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ok(underflow_count == 1, "expected call to underflow\n");
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ok(sb2.stored_char == EOF, "wrong stored character, expected EOF got %c\n", sb2.stored_char);
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sb2.gptr = sb2.eback;
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*sb2.gptr = 'a';
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ret = (int) call_func1(p_streambuf_sgetc, &sb2);
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ok(ret == 'u', "expected 'u' got '%c'\n", ret);
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ok(underflow_count == 2, "expected call to underflow\n");
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ok(sb2.stored_char == EOF, "wrong stored character, expected EOF got %c\n", sb2.stored_char);
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sb2.gptr = sb2.egptr;
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ret = (int) call_func1(p_streambuf_sgetc, &sb3);
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ok(ret == 'u', "expected 'u' got '%c'\n", ret);
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ok(underflow_count == 3, "expected call to underflow\n");
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ok(sb3.stored_char == 'u', "wrong stored character, expected 'u' got %c\n", sb3.stored_char);
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sb3.stored_char = 'b';
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ret = (int) call_func1(p_streambuf_sgetc, &sb3);
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ok(ret == 'b', "expected 'b' got '%c'\n", ret);
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ok(underflow_count == 3, "no call to underflow expected\n");
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ok(sb3.stored_char == 'b', "wrong stored character, expected 'b' got %c\n", sb3.stored_char);
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SetEvent(lock_arg.test[3]);
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WaitForSingleObject(thread, INFINITE);
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@ -681,8 +681,8 @@
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@ cdecl -arch=win64 ?setp@streambuf@@IEAAXPEAD0@Z(ptr ptr ptr) msvcirt.?setp@streambuf@@IEAAXPEAD0@Z
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@ stub -arch=win32 ?setrwbuf@stdiobuf@@QAEHHH@Z
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@ stub -arch=win64 ?setrwbuf@stdiobuf@@QEAAHHH@Z
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@ stub -arch=win32 ?sgetc@streambuf@@QAEHXZ
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@ stub -arch=win64 ?sgetc@streambuf@@QEAAHXZ
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@ thiscall -arch=win32 ?sgetc@streambuf@@QAEHXZ(ptr) msvcirt.?sgetc@streambuf@@QAEHXZ
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@ cdecl -arch=win64 ?sgetc@streambuf@@QEAAHXZ(ptr) msvcirt.?sgetc@streambuf@@QEAAHXZ
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@ stub -arch=win32 ?sgetn@streambuf@@QAEHPADH@Z
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@ stub -arch=win64 ?sgetn@streambuf@@QEAAHPEADH@Z
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# @ extern ?sh_none@filebuf@@2HB
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@ -753,8 +753,8 @@
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@ cdecl -arch=win64 ?setp@streambuf@@IEAAXPEAD0@Z(ptr ptr ptr) msvcirt.?setp@streambuf@@IEAAXPEAD0@Z
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@ stub -arch=win32 ?setrwbuf@stdiobuf@@QAEHHH@Z
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@ stub -arch=win64 ?setrwbuf@stdiobuf@@QEAAHHH@Z
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@ stub -arch=win32 ?sgetc@streambuf@@QAEHXZ
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@ stub -arch=win64 ?sgetc@streambuf@@QEAAHXZ
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@ thiscall -arch=win32 ?sgetc@streambuf@@QAEHXZ(ptr) msvcirt.?sgetc@streambuf@@QAEHXZ
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@ cdecl -arch=win64 ?sgetc@streambuf@@QEAAHXZ(ptr) msvcirt.?sgetc@streambuf@@QEAAHXZ
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@ stub -arch=win32 ?sgetn@streambuf@@QAEHPADH@Z
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@ stub -arch=win64 ?sgetn@streambuf@@QEAAHPEADH@Z
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# @ extern ?sh_none@filebuf@@2HB
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