summaryrefslogtreecommitdiff
path: root/src/gallium/auxiliary/os
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/auxiliary/os')
-rw-r--r--src/gallium/auxiliary/os/os_memory.h84
-rw-r--r--src/gallium/auxiliary/os/os_memory_aligned.h72
-rw-r--r--src/gallium/auxiliary/os/os_memory_debug.h83
-rw-r--r--src/gallium/auxiliary/os/os_memory_stdc.h76
-rw-r--r--src/gallium/auxiliary/os/os_memory_win32k.h123
-rw-r--r--src/gallium/auxiliary/os/os_misc.c188
-rw-r--r--src/gallium/auxiliary/os/os_misc.h99
-rw-r--r--src/gallium/auxiliary/os/os_stream.h61
-rw-r--r--src/gallium/auxiliary/os/os_stream_stdc.c105
-rw-r--r--src/gallium/auxiliary/os/os_stream_wd.c222
-rw-r--r--src/gallium/auxiliary/os/os_thread.h433
-rw-r--r--src/gallium/auxiliary/os/os_time.c128
-rw-r--r--src/gallium/auxiliary/os/os_time.h92
13 files changed, 1766 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/os/os_memory.h b/src/gallium/auxiliary/os/os_memory.h
new file mode 100644
index 0000000000..556662d35e
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_memory.h
@@ -0,0 +1,84 @@
+/**************************************************************************
+ *
+ * Copyright 2010 Vmware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * OS memory management abstractions
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#define _OS_MEMORY_H_
+
+
+#include "pipe/p_config.h"
+#include "pipe/p_compiler.h"
+
+
+#if defined(PIPE_OS_EMBEDDED)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void *
+os_malloc(size_t size);
+
+void *
+os_calloc(size_t count, size_t size);
+
+void
+os_free(void *ptr);
+
+void *
+os_realloc(void *ptr, size_t old_size, size_t new_size);
+
+void *
+os_malloc_aligned(size_t size, size_t alignment);
+
+void
+os_free_aligned(void *ptr);
+
+#ifdef __cplusplus
+}
+#endif
+
+#elif defined(PIPE_OS_WINDOWS) && defined(DEBUG) && !defined(DEBUG_MEMORY_IMPLEMENTATION)
+
+# include "os_memory_debug.h"
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+
+# include "os_memory_win32k.h"
+
+#else
+
+# include "os_memory_stdc.h"
+
+#endif
+
+#endif /* _OS_MEMORY_H_ */
diff --git a/src/gallium/auxiliary/os/os_memory_aligned.h b/src/gallium/auxiliary/os/os_memory_aligned.h
new file mode 100644
index 0000000000..72c5cf65b6
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_memory_aligned.h
@@ -0,0 +1,72 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * Memory alignment wrappers.
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#error "Must not be included directly. Include os_memory.h instead"
+#endif
+
+
+#include "pipe/p_compiler.h"
+
+
+/**
+ * Return memory on given byte alignment
+ */
+static INLINE void *
+os_malloc_aligned(size_t size, size_t alignment)
+{
+ char *ptr, *buf;
+
+ ptr = (char *) os_malloc(size + alignment + sizeof(void *));
+ if (!ptr)
+ return NULL;
+
+ buf = (char *)(((uintptr_t)ptr + sizeof(void *) + alignment - 1) & ~((uintptr_t)(alignment - 1)));
+ *(char **)(buf - sizeof(void *)) = ptr;
+
+ return buf;
+}
+
+
+/**
+ * Free memory returned by align_malloc().
+ */
+static INLINE void
+os_free_aligned(void *ptr)
+{
+ if (ptr) {
+ void **cubbyHole = (void **) ((char *) ptr - sizeof(void *));
+ void *realAddr = *cubbyHole;
+ os_free(realAddr);
+ }
+}
diff --git a/src/gallium/auxiliary/os/os_memory_debug.h b/src/gallium/auxiliary/os/os_memory_debug.h
new file mode 100644
index 0000000000..c664be9aad
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_memory_debug.h
@@ -0,0 +1,83 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * Debugging wrappers for OS memory management abstractions.
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#error "Must not be included directly. Include os_memory.h instead"
+#endif
+
+
+#include "pipe/p_compiler.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+void *
+debug_malloc(const char *file, unsigned line, const char *function,
+ size_t size);
+
+void *
+debug_calloc(const char *file, unsigned line, const char *function,
+ size_t count, size_t size );
+
+void
+debug_free(const char *file, unsigned line, const char *function,
+ void *ptr);
+
+void *
+debug_realloc(const char *file, unsigned line, const char *function,
+ void *old_ptr, size_t old_size, size_t new_size );
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#ifndef DEBUG_MEMORY_IMPLEMENTATION
+
+#define os_malloc( _size ) \
+ debug_malloc( __FILE__, __LINE__, __FUNCTION__, _size )
+#define os_calloc( _count, _size ) \
+ debug_calloc(__FILE__, __LINE__, __FUNCTION__, _count, _size )
+#define os_free( _ptr ) \
+ debug_free( __FILE__, __LINE__, __FUNCTION__, _ptr )
+#define os_realloc( _ptr, _old_size, _new_size ) \
+ debug_realloc( __FILE__, __LINE__, __FUNCTION__, _ptr, _old_size, _new_size )
+
+/* TODO: wrap os_malloc_aligned() and os_free_aligned() too */
+#include "os_memory_aligned.h"
+
+#endif /* !DEBUG_MEMORY_IMPLEMENTATION */
diff --git a/src/gallium/auxiliary/os/os_memory_stdc.h b/src/gallium/auxiliary/os/os_memory_stdc.h
new file mode 100644
index 0000000000..806e536356
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_memory_stdc.h
@@ -0,0 +1,76 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * OS memory management abstractions for the standard C library.
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#error "Must not be included directly. Include os_memory.h instead"
+#endif
+
+#include <stdlib.h>
+
+#include "pipe/p_compiler.h"
+
+
+#define os_malloc(_size) malloc(_size)
+#define os_calloc(_count, _size ) calloc(_count, _size )
+#define os_free(_ptr) free(_ptr)
+
+#define os_realloc( _old_ptr, _old_size, _new_size) \
+ realloc(_old_ptr, _new_size + 0*(_old_size))
+
+
+#if defined(HAVE_POSIX_MEMALIGN)
+
+static INLINE void *
+os_malloc_aligned(size_t size, size_t alignment)
+{
+ void *ptr;
+ alignment = (alignment + sizeof(void*) - 1) & ~(sizeof(void*) - 1);
+ if(posix_memalign(&ptr, alignment, size) != 0)
+ return NULL;
+ return ptr;
+}
+
+#define os_free_aligned(_ptr) free(_ptr)
+
+#elif defined(PIPE_OS_WINDOWS)
+
+#include <malloc.h>
+
+#define os_malloc_aligned(_size, _align) _aligned_malloc(_size, _align)
+#define os_free_aligned(_ptr) _aligned_free(_ptr)
+
+#else
+
+#include "os_memory_aligned.h"
+
+#endif
diff --git a/src/gallium/auxiliary/os/os_memory_win32k.h b/src/gallium/auxiliary/os/os_memory_win32k.h
new file mode 100644
index 0000000000..d56d690872
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_memory_win32k.h
@@ -0,0 +1,123 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * OS memory management abstractions for Windows kernel.
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#error "Must not be included directly. Include os_memory.h instead"
+#endif
+
+
+#include "pipe/p_compiler.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+
+void * __stdcall
+EngAllocMem(unsigned long Flags,
+ unsigned long MemSize,
+ unsigned long Tag);
+
+void __stdcall
+EngFreeMem(void *Mem);
+
+#define os_malloc(_size) EngAllocMem(0, _size, 'D3AG')
+#define os_calloc(_count, _size) EngAllocMem(1, (_count)*(_size), 'D3AG')
+#define _os_free(_ptr) EngFreeMem(_ptr)
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+
+void *
+ExAllocatePool(unsigned long PoolType,
+ size_t NumberOfBytes);
+
+void
+ExFreePool(void *P);
+
+#define os_malloc(_size) ExAllocatePool(0, _size)
+#define _os_free(_ptr) ExFreePool(_ptr)
+
+static INLINE void *
+os_calloc(unsigned count, unsigned size)
+{
+ void *ptr = os_malloc(count * size);
+ if (ptr) {
+ memset(ptr, 0, count * size);
+ }
+ return ptr;
+}
+
+#else
+
+#error "Unsupported subsystem"
+
+#endif
+
+
+static INLINE void
+os_free( void *ptr )
+{
+ if (ptr) {
+ _os_free(ptr);
+ }
+}
+
+
+static INLINE void *
+os_realloc(void *old_ptr, unsigned old_size, unsigned new_size)
+{
+ void *new_ptr = NULL;
+
+ if (new_size != 0) {
+ unsigned copy_size = old_size < new_size ? old_size : new_size;
+ new_ptr = os_malloc( new_size );
+ if (new_ptr && old_ptr && copy_size) {
+ memcpy(new_ptr, old_ptr, copy_size);
+ }
+ }
+
+ os_free(old_ptr);
+
+ return new_ptr;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#include "os_memory_aligned.h"
diff --git a/src/gallium/auxiliary/os/os_misc.c b/src/gallium/auxiliary/os/os_misc.c
new file mode 100644
index 0000000000..384988017b
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_misc.c
@@ -0,0 +1,188 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 Vmware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include "os_misc.h"
+
+#include <stdarg.h>
+
+
+#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
+
+#include <windows.h>
+#include <winddi.h>
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE)
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <windows.h>
+#include <types.h>
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
+#endif
+#include <windows.h>
+#include <stdio.h>
+
+#else
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#endif
+
+
+#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
+static INLINE void
+_EngDebugPrint(const char *format, ...)
+{
+ va_list ap;
+ va_start(ap, format);
+ EngDebugPrint("", (PCHAR)format, ap);
+ va_end(ap);
+}
+#endif
+
+
+void
+os_log_message(const char *message)
+{
+#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+ _EngDebugPrint("%s", message);
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+ OutputDebugStringA(message);
+ if(GetConsoleWindow() && !IsDebuggerPresent()) {
+ fflush(stdout);
+ fputs(message, stderr);
+ fflush(stderr);
+ }
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE)
+ wchar_t *wide_format;
+ long wide_str_len;
+ /* Format is ascii - needs to be converted to wchar_t for printing */
+ wide_str_len = MultiByteToWideChar(CP_ACP, 0, message, -1, NULL, 0);
+ wide_format = (wchar_t *) malloc((wide_str_len+1) * sizeof(wchar_t));
+ if (wide_format) {
+ MultiByteToWideChar(CP_ACP, 0, message, -1,
+ wide_format, wide_str_len);
+ NKDbgPrintfW(wide_format, wide_format);
+ free(wide_format);
+ }
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+ /* TODO */
+#else /* !PIPE_SUBSYSTEM_WINDOWS */
+ fflush(stdout);
+ fputs(message, stderr);
+#endif
+}
+
+
+#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
+static const char *
+find(const char *start, const char *end, char c)
+{
+ const char *p;
+ for(p = start; !end || p != end; ++p) {
+ if(*p == c)
+ return p;
+ if(*p < 32)
+ break;
+ }
+ return NULL;
+}
+
+static int
+compare(const char *start, const char *end, const char *s)
+{
+ const char *p, *q;
+ for(p = start, q = s; p != end && *q != '\0'; ++p, ++q) {
+ if(*p != *q)
+ return 0;
+ }
+ return p == end && *q == '\0';
+}
+
+static void
+copy(char *dst, const char *start, const char *end, size_t n)
+{
+ const char *p;
+ char *q;
+ for(p = start, q = dst, n = n - 1; p != end && n; ++p, ++q, --n)
+ *q = *p;
+ *q = '\0';
+}
+#endif
+
+
+const char *
+os_get_option(const char *name)
+{
+#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+ /* EngMapFile creates the file if it does not exists, so it must either be
+ * disabled on release versions (or put in a less conspicuous place). */
+#ifdef DEBUG
+ const char *result = NULL;
+ ULONG_PTR iFile = 0;
+ const void *pMap = NULL;
+ const char *sol, *eol, *sep;
+ static char output[1024];
+
+ pMap = EngMapFile(L"\\??\\c:\\gallium.cfg", 0, &iFile);
+ if(pMap) {
+ sol = (const char *)pMap;
+ while(1) {
+ /* TODO: handle LF line endings */
+ eol = find(sol, NULL, '\r');
+ if(!eol || eol == sol)
+ break;
+ sep = find(sol, eol, '=');
+ if(!sep)
+ break;
+ if(compare(sol, sep, name)) {
+ copy(output, sep + 1, eol, sizeof(output));
+ result = output;
+ break;
+ }
+ sol = eol + 2;
+ }
+ EngUnmapFile(iFile);
+ }
+ return result;
+#else
+ return NULL;
+#endif
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE) || defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+ /* TODO: implement */
+ return NULL;
+#else
+ return getenv(name);
+#endif
+}
+
diff --git a/src/gallium/auxiliary/os/os_misc.h b/src/gallium/auxiliary/os/os_misc.h
new file mode 100644
index 0000000000..d59f9819fe
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_misc.h
@@ -0,0 +1,99 @@
+/**************************************************************************
+ *
+ * Copyright 2010 Vmware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * Miscellaneous OS services.
+ */
+
+
+#ifndef _OS_MISC_H_
+#define _OS_MISC_H_
+
+
+#include "pipe/p_compiler.h"
+
+
+#if defined(PIPE_OS_UNIX)
+# include <signal.h> /* for kill() */
+# include <unistd.h> /* getpid() */
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Trap into the debugger.
+ */
+#if (defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64)) && defined(PIPE_CC_GCC)
+# define os_break() __asm("int3")
+#elif defined(PIPE_CC_MSVC)
+# define os_break() __debugbreak()
+#elif defined(PIPE_OS_UNIX)
+# define os_break() kill(getpid(), SIGTRAP)
+#elif defined(PIPE_OS_EMBEDDED)
+void os_break(void);
+#else
+# define os_break() abort()
+#endif
+
+
+/*
+ * Abort the program.
+ */
+#if defined(DEBUG) || defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+# define os_abort() os_break()
+#elif defined(PIPE_OS_EMBEDDED)
+void os_abort(void);
+#else
+# define os_abort() abort()
+#endif
+
+
+/*
+ * Output a message. Message should preferably end in a newline.
+ */
+void
+os_log_message(const char *message);
+
+
+/*
+ * Get an option. Should return NULL if specified option is not set.
+ */
+const char *
+os_get_option(const char *name);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* _OS_MISC_H_ */
diff --git a/src/gallium/auxiliary/os/os_stream.h b/src/gallium/auxiliary/os/os_stream.h
new file mode 100644
index 0000000000..bf30e6542d
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_stream.h
@@ -0,0 +1,61 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * Cross-platform sequential access stream abstraction.
+ */
+
+#ifndef _OS_STREAM_H_
+#define _OS_STREAM_H_
+
+
+#include "pipe/p_compiler.h"
+
+
+struct os_stream;
+
+
+/**
+ * Create a stream
+ * @param filename relative or absolute path (necessary for windows)
+ * @param optional maximum file size (0 for a growable size).
+ */
+struct os_stream *
+os_stream_create(const char *filename, size_t max_size);
+
+boolean
+os_stream_write(struct os_stream *stream, const void *data, size_t size);
+
+void
+os_stream_flush(struct os_stream *stream);
+
+void
+os_stream_close(struct os_stream *stream);
+
+
+#endif /* _OS_STREAM_H_ */
diff --git a/src/gallium/auxiliary/os/os_stream_stdc.c b/src/gallium/auxiliary/os/os_stream_stdc.c
new file mode 100644
index 0000000000..caa60c0b50
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_stream_stdc.c
@@ -0,0 +1,105 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * Stream implementation based on the Standard C Library.
+ */
+
+#include "pipe/p_config.h"
+
+#if defined(PIPE_OS_UNIX) || defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "os_stream.h"
+
+
+struct os_stream
+{
+ FILE *file;
+};
+
+
+struct os_stream *
+os_stream_create(const char *filename, size_t max_size)
+{
+ struct os_stream *stream;
+
+ (void)max_size;
+
+ stream = (struct os_stream *)calloc(1, sizeof(struct os_stream));
+ if(!stream)
+ goto no_stream;
+
+ stream->file = fopen(filename, "w");
+ if(!stream->file)
+ goto no_file;
+
+ return stream;
+
+no_file:
+ free(stream);
+no_stream:
+ return NULL;
+}
+
+
+boolean
+os_stream_write(struct os_stream *stream, const void *data, size_t size)
+{
+ if(!stream)
+ return FALSE;
+
+ return fwrite(data, size, 1, stream->file) == size ? TRUE : FALSE;
+}
+
+
+void
+os_stream_flush(struct os_stream *stream)
+{
+ if(!stream)
+ return;
+
+ fflush(stream->file);
+}
+
+
+void
+os_stream_close(struct os_stream *stream)
+{
+ if(!stream)
+ return;
+
+ fclose(stream->file);
+
+ free(stream);
+}
+
+
+#endif
diff --git a/src/gallium/auxiliary/os/os_stream_wd.c b/src/gallium/auxiliary/os/os_stream_wd.c
new file mode 100644
index 0000000000..a64cbcab4c
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_stream_wd.c
@@ -0,0 +1,222 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * Stream implementation for the Windows Display driver.
+ */
+
+#include "pipe/p_config.h"
+
+#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+
+#include <windows.h>
+#include <winddi.h>
+
+#include "os_memory.h"
+#include "os_stream.h"
+
+
+#define MAP_FILE_SIZE (4*1024*1024)
+
+
+struct os_stream
+{
+ char filename[MAX_PATH + 1];
+ WCHAR wFileName[MAX_PATH + 1];
+ boolean growable;
+ size_t map_size;
+ ULONG_PTR iFile;
+ char *pMap;
+ size_t written;
+ unsigned suffix;
+};
+
+
+static INLINE boolean
+os_stream_map(struct os_stream *stream)
+{
+ ULONG BytesInUnicodeString;
+ static char filename[MAX_PATH + 1];
+ unsigned filename_len;
+
+ if(stream->growable)
+ filename_len = snprintf(filename,
+ sizeof(filename),
+ "%s.%04x",
+ stream->filename,
+ stream->suffix++);
+ else
+ filename_len = snprintf(filename,
+ sizeof(filename),
+ "%s",
+ stream->filename);
+
+ EngMultiByteToUnicodeN(
+ stream->wFileName,
+ sizeof(stream->wFileName),
+ &BytesInUnicodeString,
+ filename,
+ filename_len);
+
+ stream->pMap = EngMapFile(stream->wFileName, stream->map_size, &stream->iFile);
+ if(!stream->pMap)
+ return FALSE;
+
+ memset(stream->pMap, 0, stream->map_size);
+ stream->written = 0;
+
+ return TRUE;
+}
+
+
+static INLINE void
+os_stream_unmap(struct os_stream *stream)
+{
+ EngUnmapFile(stream->iFile);
+ if(stream->written < stream->map_size) {
+ /* Truncate file size */
+ stream->pMap = EngMapFile(stream->wFileName, stream->written, &stream->iFile);
+ if(stream->pMap)
+ EngUnmapFile(stream->iFile);
+ }
+
+ stream->pMap = NULL;
+}
+
+
+static INLINE void
+os_stream_full_qualified_filename(char *dst, size_t size, const char *src)
+{
+ boolean need_drive, need_root;
+
+ if((('A' <= src[0] && src[0] <= 'Z') || ('a' <= src[0] && src[0] <= 'z')) && src[1] == ':') {
+ need_drive = FALSE;
+ need_root = src[2] == '\\' ? FALSE : TRUE;
+ }
+ else {
+ need_drive = TRUE;
+ need_root = src[0] == '\\' ? FALSE : TRUE;
+ }
+
+ snprintf(dst, size,
+ "\\??\\%s%s%s",
+ need_drive ? "C:" : "",
+ need_root ? "\\" : "",
+ src);
+}
+
+
+struct os_stream *
+os_stream_create(const char *filename, size_t max_size)
+{
+ struct os_stream *stream;
+
+ stream = CALLOC_STRUCT(os_stream);
+ if(!stream)
+ goto error1;
+
+ os_stream_full_qualified_filename(stream->filename,
+ sizeof(stream->filename),
+ filename);
+
+ if(max_size) {
+ stream->growable = FALSE;
+ stream->map_size = max_size;
+ }
+ else {
+ stream->growable = TRUE;
+ stream->map_size = MAP_FILE_SIZE;
+ }
+
+ if(!os_stream_map(stream))
+ goto error2;
+
+ return stream;
+
+error2:
+ FREE(stream);
+error1:
+ return NULL;
+}
+
+
+static INLINE void
+os_stream_copy(struct os_stream *stream, const char *data, size_t size)
+{
+ assert(stream->written + size <= stream->map_size);
+ memcpy(stream->pMap + stream->written, data, size);
+ stream->written += size;
+}
+
+
+boolean
+os_stream_write(struct os_stream *stream, const void *data, size_t size)
+{
+ if(!stream)
+ return FALSE;
+
+ if(!stream->pMap)
+ return FALSE;
+
+ while(stream->written + size > stream->map_size) {
+ size_t step = stream->map_size - stream->written;
+ os_stream_copy(stream, data, step);
+ data = (const char *)data + step;
+ size -= step;
+
+ os_stream_unmap(stream);
+ if(!stream->growable || !os_stream_map(stream))
+ return FALSE;
+ }
+
+ os_stream_copy(stream, data, size);
+
+ return TRUE;
+}
+
+
+void
+os_stream_flush(struct os_stream *stream)
+{
+ (void)stream;
+}
+
+
+void
+os_stream_close(struct os_stream *stream)
+{
+ if(!stream)
+ return;
+
+ os_stream_unmap(stream);
+
+ FREE(stream);
+}
+
+
+#endif
diff --git a/src/gallium/auxiliary/os/os_thread.h b/src/gallium/auxiliary/os/os_thread.h
new file mode 100644
index 0000000000..8ae90308c5
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_thread.h
@@ -0,0 +1,433 @@
+/**************************************************************************
+ *
+ * Copyright 1999-2006 Brian Paul
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/**
+ * @file
+ *
+ * Thread, mutex, condition variable, barrier, semaphore and
+ * thread-specific data functions.
+ */
+
+
+#ifndef OS_THREAD_H_
+#define OS_THREAD_H_
+
+
+#include "pipe/p_compiler.h"
+#include "util/u_debug.h" /* for assert */
+
+
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+
+#include <pthread.h> /* POSIX threads headers */
+#include <stdio.h> /* for perror() */
+
+#define PIPE_THREAD_HAVE_CONDVAR
+
+/* pipe_thread
+ */
+typedef pthread_t pipe_thread;
+
+#define PIPE_THREAD_ROUTINE( name, param ) \
+ void *name( void *param )
+
+static INLINE pipe_thread pipe_thread_create( void *(* routine)( void *), void *param )
+{
+ pipe_thread thread;
+ if (pthread_create( &thread, NULL, routine, param ))
+ return 0;
+ return thread;
+}
+
+static INLINE int pipe_thread_wait( pipe_thread thread )
+{
+ return pthread_join( thread, NULL );
+}
+
+static INLINE int pipe_thread_destroy( pipe_thread thread )
+{
+ return pthread_detach( thread );
+}
+
+
+/* pipe_mutex
+ */
+typedef pthread_mutex_t pipe_mutex;
+
+#define pipe_static_mutex(mutex) \
+ static pipe_mutex mutex = PTHREAD_MUTEX_INITIALIZER
+
+#define pipe_mutex_init(mutex) \
+ (void) pthread_mutex_init(&(mutex), NULL)
+
+#define pipe_mutex_destroy(mutex) \
+ pthread_mutex_destroy(&(mutex))
+
+#define pipe_mutex_lock(mutex) \
+ (void) pthread_mutex_lock(&(mutex))
+
+#define pipe_mutex_unlock(mutex) \
+ (void) pthread_mutex_unlock(&(mutex))
+
+
+/* pipe_condvar
+ */
+typedef pthread_cond_t pipe_condvar;
+
+#define pipe_static_condvar(mutex) \
+ static pipe_condvar mutex = PTHREAD_COND_INITIALIZER
+
+#define pipe_condvar_init(cond) \
+ pthread_cond_init(&(cond), NULL)
+
+#define pipe_condvar_destroy(cond) \
+ pthread_cond_destroy(&(cond))
+
+#define pipe_condvar_wait(cond, mutex) \
+ pthread_cond_wait(&(cond), &(mutex))
+
+#define pipe_condvar_signal(cond) \
+ pthread_cond_signal(&(cond))
+
+#define pipe_condvar_broadcast(cond) \
+ pthread_cond_broadcast(&(cond))
+
+
+/* pipe_barrier
+ */
+typedef pthread_barrier_t pipe_barrier;
+
+static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count)
+{
+ pthread_barrier_init(barrier, NULL, count);
+}
+
+static INLINE void pipe_barrier_destroy(pipe_barrier *barrier)
+{
+ pthread_barrier_destroy(barrier);
+}
+
+static INLINE void pipe_barrier_wait(pipe_barrier *barrier)
+{
+ pthread_barrier_wait(barrier);
+}
+
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+
+#include <windows.h>
+
+/* pipe_thread
+ */
+typedef HANDLE pipe_thread;
+
+#define PIPE_THREAD_ROUTINE( name, param ) \
+ void * WINAPI name( void *param )
+
+static INLINE pipe_thread pipe_thread_create( void *(WINAPI * routine)( void *), void *param )
+{
+ DWORD id;
+ return CreateThread( NULL, 0, (LPTHREAD_START_ROUTINE) routine, param, 0, &id );
+}
+
+static INLINE int pipe_thread_wait( pipe_thread thread )
+{
+ if (WaitForSingleObject( thread, INFINITE ) == WAIT_OBJECT_0)
+ return 0;
+ return -1;
+}
+
+static INLINE int pipe_thread_destroy( pipe_thread thread )
+{
+ if (CloseHandle( thread ))
+ return 0;
+ return -1;
+}
+
+
+/* pipe_mutex
+ */
+typedef CRITICAL_SECTION pipe_mutex;
+
+#define pipe_static_mutex(mutex) \
+ /*static*/ pipe_mutex mutex = {0,0,0,0,0,0}
+
+#define pipe_mutex_init(mutex) \
+ InitializeCriticalSection(&mutex)
+
+#define pipe_mutex_destroy(mutex) \
+ DeleteCriticalSection(&mutex)
+
+#define pipe_mutex_lock(mutex) \
+ EnterCriticalSection(&mutex)
+
+#define pipe_mutex_unlock(mutex) \
+ LeaveCriticalSection(&mutex)
+
+
+/* pipe_condvar (XXX FIX THIS)
+ */
+typedef unsigned pipe_condvar;
+
+#define pipe_condvar_init(cond) \
+ (void) cond
+
+#define pipe_condvar_destroy(cond) \
+ (void) cond
+
+#define pipe_condvar_wait(cond, mutex) \
+ (void) cond; (void) mutex
+
+#define pipe_condvar_signal(cond) \
+ (void) cond
+
+#define pipe_condvar_broadcast(cond) \
+ (void) cond
+
+
+/* pipe_barrier (XXX FIX THIS)
+ */
+typedef unsigned pipe_barrier;
+
+static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count)
+{
+ /* XXX we could implement barriers with a mutex and condition var */
+}
+
+static INLINE void pipe_barrier_destroy(pipe_barrier *barrier)
+{
+}
+
+static INLINE void pipe_barrier_wait(pipe_barrier *barrier)
+{
+ assert(0);
+}
+
+
+
+#else
+
+/** Dummy definitions */
+
+typedef unsigned pipe_thread;
+
+#define PIPE_THREAD_ROUTINE( name, param ) \
+ void * name( void *param )
+
+static INLINE pipe_thread pipe_thread_create( void *(* routine)( void *), void *param )
+{
+ return 0;
+}
+
+static INLINE int pipe_thread_wait( pipe_thread thread )
+{
+ return -1;
+}
+
+static INLINE int pipe_thread_destroy( pipe_thread thread )
+{
+ return -1;
+}
+
+typedef unsigned pipe_mutex;
+typedef unsigned pipe_condvar;
+typedef unsigned pipe_barrier;
+
+#define pipe_static_mutex(mutex) \
+ static pipe_mutex mutex = 0
+
+#define pipe_mutex_init(mutex) \
+ (void) mutex
+
+#define pipe_mutex_destroy(mutex) \
+ (void) mutex
+
+#define pipe_mutex_lock(mutex) \
+ (void) mutex
+
+#define pipe_mutex_unlock(mutex) \
+ (void) mutex
+
+#define pipe_static_condvar(condvar) \
+ static unsigned condvar = 0
+
+#define pipe_condvar_init(condvar) \
+ (void) condvar
+
+#define pipe_condvar_destroy(condvar) \
+ (void) condvar
+
+#define pipe_condvar_wait(condvar, mutex) \
+ (void) condvar
+
+#define pipe_condvar_signal(condvar) \
+ (void) condvar
+
+#define pipe_condvar_broadcast(condvar) \
+ (void) condvar
+
+
+static INLINE void pipe_barrier_init(pipe_barrier *barrier, unsigned count)
+{
+ /* XXX we could implement barriers with a mutex and condition var */
+ assert(0);
+}
+
+static INLINE void pipe_barrier_destroy(pipe_barrier *barrier)
+{
+ assert(0);
+}
+
+static INLINE void pipe_barrier_wait(pipe_barrier *barrier)
+{
+ assert(0);
+}
+
+
+
+#endif /* PIPE_OS_? */
+
+
+/*
+ * Semaphores
+ */
+
+typedef struct
+{
+ pipe_mutex mutex;
+ pipe_condvar cond;
+ int counter;
+} pipe_semaphore;
+
+
+static INLINE void
+pipe_semaphore_init(pipe_semaphore *sema, int init_val)
+{
+ pipe_mutex_init(sema->mutex);
+ pipe_condvar_init(sema->cond);
+ sema->counter = init_val;
+}
+
+static INLINE void
+pipe_semaphore_destroy(pipe_semaphore *sema)
+{
+ pipe_mutex_destroy(sema->mutex);
+ pipe_condvar_destroy(sema->cond);
+}
+
+/** Signal/increment semaphore counter */
+static INLINE void
+pipe_semaphore_signal(pipe_semaphore *sema)
+{
+ pipe_mutex_lock(sema->mutex);
+ sema->counter++;
+ pipe_condvar_signal(sema->cond);
+ pipe_mutex_unlock(sema->mutex);
+}
+
+/** Wait for semaphore counter to be greater than zero */
+static INLINE void
+pipe_semaphore_wait(pipe_semaphore *sema)
+{
+ pipe_mutex_lock(sema->mutex);
+ while (sema->counter <= 0) {
+ pipe_condvar_wait(sema->cond, sema->mutex);
+ }
+ sema->counter--;
+ pipe_mutex_unlock(sema->mutex);
+}
+
+
+
+/*
+ * Thread-specific data.
+ */
+
+typedef struct {
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+ pthread_key_t key;
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+ DWORD key;
+#endif
+ int initMagic;
+} pipe_tsd;
+
+
+#define PIPE_TSD_INIT_MAGIC 0xff8adc98
+
+
+static INLINE void
+pipe_tsd_init(pipe_tsd *tsd)
+{
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+ if (pthread_key_create(&tsd->key, NULL/*free*/) != 0) {
+ perror("pthread_key_create(): failed to allocate key for thread specific data");
+ exit(-1);
+ }
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+ assert(0);
+#endif
+ tsd->initMagic = PIPE_TSD_INIT_MAGIC;
+}
+
+static INLINE void *
+pipe_tsd_get(pipe_tsd *tsd)
+{
+ if (tsd->initMagic != (int) PIPE_TSD_INIT_MAGIC) {
+ pipe_tsd_init(tsd);
+ }
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+ return pthread_getspecific(tsd->key);
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+ assert(0);
+ return NULL;
+#else
+ assert(0);
+ return NULL;
+#endif
+}
+
+static INLINE void
+pipe_tsd_set(pipe_tsd *tsd, void *value)
+{
+ if (tsd->initMagic != (int) PIPE_TSD_INIT_MAGIC) {
+ pipe_tsd_init(tsd);
+ }
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+ if (pthread_setspecific(tsd->key, value) != 0) {
+ perror("pthread_set_specific() failed");
+ exit(-1);
+ }
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+ assert(0);
+#else
+ assert(0);
+#endif
+}
+
+
+
+#endif /* OS_THREAD_H_ */
diff --git a/src/gallium/auxiliary/os/os_time.c b/src/gallium/auxiliary/os/os_time.c
new file mode 100644
index 0000000000..6259142bec
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_time.c
@@ -0,0 +1,128 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * OS independent time-manipulation functions.
+ *
+ * @author Jose Fonseca <jfonseca@vmware.com>
+ */
+
+
+#include "pipe/p_config.h"
+
+#if !defined(PIPE_OS_EMBEDDED)
+
+#if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_HAIKU)
+# include <sys/time.h> /* timeval */
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+# include <windows.h>
+# include <winddi.h>
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+# include <windows.h>
+extern VOID KeQuerySystemTime(PLARGE_INTEGER);
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER) || defined(PIPE_SUBSYSTEM_WINDOWS_CE)
+# include <windows.h>
+#else
+# error Unsupported OS
+#endif
+
+#include "os_time.h"
+
+
+int64_t
+os_time_get(void)
+{
+#if defined(PIPE_OS_UNIX)
+
+ struct timeval tv;
+ gettimeofday(&tv, NULL);
+ return tv.tv_usec + tv.tv_sec*1000000LL;
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+
+ static LONGLONG frequency;
+ LONGLONG counter;
+ if(!frequency)
+ EngQueryPerformanceFrequency(&frequency);
+ EngQueryPerformanceCounter(&counter);
+ return counter*INT64_C(1000000)/frequency;
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER) || defined(PIPE_SUBSYSTEM_WINDOWS_CE)
+
+ static LARGE_INTEGER frequency;
+ LARGE_INTEGER counter;
+ if(!frequency.QuadPart)
+ QueryPerformanceFrequency(&frequency);
+ QueryPerformanceCounter(&counter);
+ return counter.QuadPart*INT64_C(1000000)/frequency.QuadPart;
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+
+ /* Updated every 10 miliseconds, measured in units of 100 nanoseconds.
+ * http://msdn.microsoft.com/en-us/library/ms801642.aspx */
+ LARGE_INTEGER counter;
+ KeQuerySystemTime(&counter);
+ return counter.QuadPart/10;
+
+#endif
+}
+
+
+#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
+
+void
+os_time_sleep(int64_t usecs)
+{
+ static LONGLONG frequency;
+ LONGLONG start, curr, end;
+
+ EngQueryPerformanceCounter(&start);
+
+ if(!frequency)
+ EngQueryPerformanceFrequency(&frequency);
+
+ end = start + (usecs * frequency + 999999LL)/1000000LL;
+
+ do {
+ EngQueryPerformanceCounter(&curr);
+ } while(start <= curr && curr < end ||
+ end < start && (curr < end || start <= curr));
+}
+
+#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
+
+void
+os_time_sleep(int64_t usecs)
+{
+ Sleep((usecs + 999) / 1000);
+}
+
+#endif
+
+
+#endif /* !PIPE_OS_EMBEDDED */
diff --git a/src/gallium/auxiliary/os/os_time.h b/src/gallium/auxiliary/os/os_time.h
new file mode 100644
index 0000000000..5b55c1b374
--- /dev/null
+++ b/src/gallium/auxiliary/os/os_time.h
@@ -0,0 +1,92 @@
+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * OS independent time-manipulation functions.
+ *
+ * @author Jose Fonseca <jfonseca@vmware.com>
+ */
+
+#ifndef _OS_TIME_H_
+#define _OS_TIME_H_
+
+
+#include "pipe/p_config.h"
+
+#if defined(PIPE_OS_UNIX)
+# include <unistd.h> /* usleep */
+#endif
+
+#include "pipe/p_compiler.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Get the current time in microseconds from an unknown base.
+ */
+int64_t
+os_time_get(void);
+
+
+/*
+ * Sleep.
+ */
+#if defined(PIPE_OS_UNIX)
+#define os_time_sleep(_usecs) usleep(_usecs)
+#else
+void
+os_time_sleep(int64_t usecs);
+#endif
+
+
+/*
+ * Helper function for detecting time outs, taking in account overflow.
+ *
+ * Returns true the the current time has elapsed beyond the specified interval.
+ */
+static INLINE boolean
+os_time_timeout(int64_t start,
+ int64_t end,
+ int64_t curr)
+{
+ if(start <= end)
+ return !(start <= curr && curr < end);
+ else
+ return !((start <= curr) || (curr < end));
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _OS_TIME_H_ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-22 10:16:48 +0000