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-rw-r--r--UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.c279
-rw-r--r--UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.inf35
-rw-r--r--UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.uni14
-rw-r--r--UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.c631
-rw-r--r--UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.inf27
-rw-r--r--UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.uni14
6 files changed, 1000 insertions, 0 deletions
diff --git a/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.c b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.c
new file mode 100644
index 0000000000..0daea00728
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.c
@@ -0,0 +1,279 @@
+/** @file
+ Instance of Debug Library based on POSIX APIs
+
+ Uses Print Library to produce formatted output strings sent to printf().
+
+ Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <stdio.h>
+
+#include <Base.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseLib.h>
+#include <Library/PrintLib.h>
+#include <Library/BaseMemoryLib.h>
+
+///
+/// Define the maximum debug and assert message length that this library supports
+///
+#define MAX_DEBUG_MESSAGE_LENGTH 0x100
+
+/**
+ Prints a debug message to the debug output device if the specified error level is enabled.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and the
+ associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format The format string for the debug message to print.
+ @param ... The variable argument list whose contents are accessed
+ based on the format string specified by Format.
+
+**/
+VOID
+EFIAPI
+DebugPrint (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ ...
+ )
+{
+ VA_LIST Marker;
+
+ VA_START (Marker, Format);
+ DebugVPrint (ErrorLevel, Format, Marker);
+ VA_END (Marker);
+}
+
+/**
+ Prints a debug message to the debug output device if the specified
+ error level is enabled.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and
+ the associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format Format string for the debug message to print.
+ @param VaListMarker VA_LIST marker for the variable argument list.
+
+**/
+VOID
+EFIAPI
+DebugVPrint (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ IN VA_LIST VaListMarker
+ )
+{
+ CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
+
+ AsciiVSPrint (Buffer, sizeof (Buffer), Format, VaListMarker);
+ printf ("%s", Buffer);
+}
+
+/**
+ Prints a debug message to the debug output device if the specified
+ error level is enabled.
+ This function use BASE_LIST which would provide a more compatible
+ service than VA_LIST.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and
+ the associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format Format string for the debug message to print.
+ @param BaseListMarker BASE_LIST marker for the variable argument list.
+
+**/
+VOID
+EFIAPI
+DebugBPrint (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ IN BASE_LIST BaseListMarker
+ )
+{
+ CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
+
+ AsciiBSPrint (Buffer, sizeof (Buffer), Format, BaseListMarker);
+ printf ("%s", Buffer);
+}
+
+/**
+ Prints an assert message containing a filename, line number, and description.
+ This may be followed by a breakpoint or a dead loop.
+
+ Print a message of the form "ASSERT <FileName>(<LineNumber>): <Description>\n"
+ to the debug output device. If DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED bit of
+ PcdDebugPropertyMask is set then CpuBreakpoint() is called. Otherwise, if
+ DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED bit of PcdDebugPropertyMask is set then
+ CpuDeadLoop() is called. If neither of these bits are set, then this function
+ returns immediately after the message is printed to the debug output device.
+ DebugAssert() must actively prevent recursion. If DebugAssert() is called while
+ processing another DebugAssert(), then DebugAssert() must return immediately.
+
+ If FileName is NULL, then a <FileName> string of "(NULL) Filename" is printed.
+ If Description is NULL, then a <Description> string of "(NULL) Description" is printed.
+
+ @param FileName The pointer to the name of the source file that generated the assert condition.
+ @param LineNumber The line number in the source file that generated the assert condition
+ @param Description The pointer to the description of the assert condition.
+
+**/
+VOID
+EFIAPI
+DebugAssert (
+ IN CONST CHAR8 *FileName,
+ IN UINTN LineNumber,
+ IN CONST CHAR8 *Description
+ )
+{
+ printf ("ASSERT: %s(%d): %s\n", FileName, (INT32)(UINT32)LineNumber, Description);
+
+ //
+ // Generate a Breakpoint, DeadLoop, or NOP based on PCD settings
+ //
+ if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED) != 0) {
+ CpuBreakpoint ();
+ } else if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED) != 0) {
+ CpuDeadLoop ();
+ }
+}
+
+/**
+ Fills a target buffer with PcdDebugClearMemoryValue, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with the value specified by
+ PcdDebugClearMemoryValue, and returns Buffer.
+
+ If Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+
+ @param Buffer The pointer to the target buffer to be filled with PcdDebugClearMemoryValue.
+ @param Length The number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue.
+
+ @return Buffer The pointer to the target buffer filled with PcdDebugClearMemoryValue.
+
+**/
+VOID *
+EFIAPI
+DebugClearMemory (
+ OUT VOID *Buffer,
+ IN UINTN Length
+ )
+{
+ //
+ // If Buffer is NULL, then ASSERT().
+ //
+ ASSERT (Buffer != NULL);
+
+ //
+ // SetMem() checks for the the ASSERT() condition on Length and returns Buffer
+ //
+ return SetMem (Buffer, Length, PcdGet8(PcdDebugClearMemoryValue));
+}
+
+/**
+ Returns TRUE if ASSERT() macros are enabled.
+
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of
+ PcdDebugPropertyMask is set. Otherwise FALSE is returned.
+
+ @retval TRUE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugPropertyMask is set.
+ @retval FALSE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugPropertyMask is clear.
+
+**/
+BOOLEAN
+EFIAPI
+DebugAssertEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED) != 0);
+}
+
+/**
+ Returns TRUE if DEBUG() macros are enabled.
+
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of
+ PcdDebugPropertyMask is set. Otherwise FALSE is returned.
+
+ @retval TRUE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugPropertyMask is set.
+ @retval FALSE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugPropertyMask is clear.
+
+**/
+BOOLEAN
+EFIAPI
+DebugPrintEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_PRINT_ENABLED) != 0);
+}
+
+/**
+ Returns TRUE if DEBUG_CODE() macros are enabled.
+
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of
+ PcdDebugPropertyMask is set. Otherwise FALSE is returned.
+
+ @retval TRUE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugPropertyMask is set.
+ @retval FALSE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugPropertyMask is clear.
+
+**/
+BOOLEAN
+EFIAPI
+DebugCodeEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_CODE_ENABLED) != 0);
+}
+
+/**
+ Returns TRUE if DEBUG_CLEAR_MEMORY() macro is enabled.
+
+ This function returns TRUE if the DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of
+ PcdDebugPropertyMask is set. Otherwise FALSE is returned.
+
+ @retval TRUE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugPropertyMask is set.
+ @retval FALSE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugPropertyMask is clear.
+
+**/
+BOOLEAN
+EFIAPI
+DebugClearMemoryEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED) != 0);
+}
+
+/**
+ Returns TRUE if any one of the bit is set both in ErrorLevel and PcdFixedDebugPrintErrorLevel.
+
+ This function compares the bit mask of ErrorLevel and PcdFixedDebugPrintErrorLevel.
+
+ @retval TRUE Current ErrorLevel is supported.
+ @retval FALSE Current ErrorLevel is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+DebugPrintLevelEnabled (
+ IN CONST UINTN ErrorLevel
+ )
+{
+ return (BOOLEAN) ((ErrorLevel & PcdGet32(PcdFixedDebugPrintErrorLevel)) != 0);
+}
diff --git a/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.inf b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.inf
new file mode 100644
index 0000000000..5babbca3b0
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.inf
@@ -0,0 +1,35 @@
+## @file
+# Instance of Debug Library based on POSIX APIs
+#
+# Uses Print Library to produce formatted output strings sent to printf().
+#
+# Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = DebugLibPosix
+ MODULE_UNI_FILE = DebugLibPosix.uni
+ FILE_GUID = 6A77CE89-C1B6-4A6B-9561-07D7127514A7
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = DebugLib|HOST_APPLICATION
+
+[Sources]
+ DebugLibPosix.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+[LibraryClasses]
+ BaseMemoryLib
+ PcdLib
+ PrintLib
+ BaseLib
+
+[Pcd]
+ gEfiMdePkgTokenSpaceGuid.PcdDebugClearMemoryValue ## SOMETIMES_CONSUMES
+ gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask ## CONSUMES
+ gEfiMdePkgTokenSpaceGuid.PcdFixedDebugPrintErrorLevel ## CONSUMES
diff --git a/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.uni b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.uni
new file mode 100644
index 0000000000..d34f1a05be
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/DebugLibPosix/DebugLibPosix.uni
@@ -0,0 +1,14 @@
+// /** @file
+// Instance of Debug Library based on POSIX APIs
+//
+// Uses Print Library to produce formatted output strings sent to printf().
+//
+// Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+// **/
+
+#string STR_MODULE_ABSTRACT #language en-US "Instance of Debug Library based on POSIX APIs"
+
+#string STR_MODULE_DESCRIPTION #language en-US "Uses Print Library to produce formatted output strings sent to printf()."
diff --git a/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.c b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.c
new file mode 100644
index 0000000000..1f590524d8
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.c
@@ -0,0 +1,631 @@
+/** @file
+ Instance of Memory Allocation Library based on POSIX APIs
+
+ Uses POSIX APIs malloc() and free() to allocate and free memory.
+
+ Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <Uefi.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/DebugLib.h>
+
+///
+/// Signature for PAGE_HEAD structure
+/// Used to verify that buffer being freed was allocated by this library.
+///
+#define PAGE_HEAD_PRIVATE_SIGNATURE SIGNATURE_32 ('P', 'H', 'D', 'R')
+
+///
+/// Structure placed immediately before an aligned allocation to store the
+/// information required to free the entire buffer allocated to support then
+/// aligned allocation.
+///
+typedef struct {
+ UINT32 Signature;
+ VOID *AllocatedBufffer;
+ UINTN TotalPages;
+ VOID *AlignedBuffer;
+ UINTN AlignedPages;
+} PAGE_HEAD;
+
+/**
+ Allocates one or more 4KB pages of type EfiBootServicesData.
+
+ Allocates the number of 4KB pages of type EfiBootServicesData and returns a pointer to the
+ allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
+ is returned. If there is not enough memory remaining to satisfy the request, then NULL is
+ returned.
+
+ @param Pages The number of 4 KB pages to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocatePages (
+ IN UINTN Pages
+ )
+{
+ return AllocateAlignedPages (Pages, SIZE_4KB);
+}
+
+/**
+ Allocates one or more 4KB pages of type EfiRuntimeServicesData.
+
+ Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the
+ allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
+ is returned. If there is not enough memory remaining to satisfy the request, then NULL is
+ returned.
+
+ @param Pages The number of 4 KB pages to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateRuntimePages (
+ IN UINTN Pages
+ )
+{
+ return AllocatePages (Pages);
+}
+
+/**
+ Allocates one or more 4KB pages of type EfiReservedMemoryType.
+
+ Allocates the number of 4KB pages of type EfiReservedMemoryType and returns a pointer to the
+ allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
+ is returned. If there is not enough memory remaining to satisfy the request, then NULL is
+ returned.
+
+ @param Pages The number of 4 KB pages to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateReservedPages (
+ IN UINTN Pages
+ )
+{
+ return AllocatePages (Pages);
+}
+
+/**
+ Frees one or more 4KB pages that were previously allocated with one of the page allocation
+ functions in the Memory Allocation Library.
+
+ Frees the number of 4KB pages specified by Pages from the buffer specified by Buffer. Buffer
+ must have been allocated on a previous call to the page allocation services of the Memory
+ Allocation Library. If it is not possible to free allocated pages, then this function will
+ perform no actions.
+
+ If Buffer was not allocated with a page allocation function in the Memory Allocation Library,
+ then ASSERT().
+ If Pages is zero, then ASSERT().
+
+ @param Buffer The pointer to the buffer of pages to free.
+ @param Pages The number of 4 KB pages to free.
+
+**/
+VOID
+EFIAPI
+FreePages (
+ IN VOID *Buffer,
+ IN UINTN Pages
+ )
+{
+ FreeAlignedPages (Buffer, Pages);
+}
+
+/**
+ Allocates one or more 4KB pages of type EfiBootServicesData at a specified alignment.
+
+ Allocates the number of 4KB pages specified by Pages of type EfiBootServicesData with an
+ alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is
+ returned. If there is not enough memory at the specified alignment remaining to satisfy the
+ request, then NULL is returned.
+
+ If Alignment is not a power of two and Alignment is not zero, then ASSERT().
+ If Pages plus EFI_SIZE_TO_PAGES (Alignment) overflows, then ASSERT().
+
+ @param Pages The number of 4 KB pages to allocate.
+ @param Alignment The requested alignment of the allocation. Must be a power of two.
+ If Alignment is zero, then byte alignment is used.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/VOID *
+EFIAPI
+AllocateAlignedPages (
+ IN UINTN Pages,
+ IN UINTN Alignment
+ )
+{
+ PAGE_HEAD PageHead;
+ PAGE_HEAD *PageHeadPtr;
+ UINTN AlignmentMask;
+
+ ASSERT ((Alignment & (Alignment - 1)) == 0);
+
+ if (Alignment < SIZE_4KB) {
+ Alignment = SIZE_4KB;
+ }
+ AlignmentMask = Alignment - 1;
+
+ //
+ // We need reserve Alignment pages for PAGE_HEAD, as meta data.
+ //
+ PageHead.Signature = PAGE_HEAD_PRIVATE_SIGNATURE;
+ PageHead.TotalPages = Pages + EFI_SIZE_TO_PAGES (Alignment) * 2;
+ PageHead.AlignedPages = Pages;
+ PageHead.AllocatedBufffer = malloc (EFI_PAGES_TO_SIZE (PageHead.TotalPages));
+ if (PageHead.AllocatedBufffer == NULL) {
+ return NULL;
+ }
+ PageHead.AlignedBuffer = (VOID *)(((UINTN) PageHead.AllocatedBufffer + AlignmentMask) & ~AlignmentMask);
+ if ((UINTN)PageHead.AlignedBuffer - (UINTN)PageHead.AllocatedBufffer < sizeof(PAGE_HEAD)) {
+ PageHead.AlignedBuffer = (VOID *)((UINTN)PageHead.AlignedBuffer + Alignment);
+ }
+
+ PageHeadPtr = (VOID *)((UINTN)PageHead.AlignedBuffer - sizeof(PAGE_HEAD));
+ memcpy (PageHeadPtr, &PageHead, sizeof(PAGE_HEAD));
+
+ return PageHead.AlignedBuffer;
+}
+
+/**
+ Allocates one or more 4KB pages of type EfiRuntimeServicesData at a specified alignment.
+
+ Allocates the number of 4KB pages specified by Pages of type EfiRuntimeServicesData with an
+ alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is
+ returned. If there is not enough memory at the specified alignment remaining to satisfy the
+ request, then NULL is returned.
+
+ If Alignment is not a power of two and Alignment is not zero, then ASSERT().
+ If Pages plus EFI_SIZE_TO_PAGES (Alignment) overflows, then ASSERT().
+
+ @param Pages The number of 4 KB pages to allocate.
+ @param Alignment The requested alignment of the allocation. Must be a power of two.
+ If Alignment is zero, then byte alignment is used.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateAlignedRuntimePages (
+ IN UINTN Pages,
+ IN UINTN Alignment
+ )
+{
+ return AllocateAlignedPages (Pages, Alignment);
+}
+
+/**
+ Allocates one or more 4KB pages of type EfiReservedMemoryType at a specified alignment.
+
+ Allocates the number of 4KB pages specified by Pages of type EfiReservedMemoryType with an
+ alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is
+ returned. If there is not enough memory at the specified alignment remaining to satisfy the
+ request, then NULL is returned.
+
+ If Alignment is not a power of two and Alignment is not zero, then ASSERT().
+ If Pages plus EFI_SIZE_TO_PAGES (Alignment) overflows, then ASSERT().
+
+ @param Pages The number of 4 KB pages to allocate.
+ @param Alignment The requested alignment of the allocation. Must be a power of two.
+ If Alignment is zero, then byte alignment is used.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateAlignedReservedPages (
+ IN UINTN Pages,
+ IN UINTN Alignment
+ )
+{
+ return AllocateAlignedPages (Pages, Alignment);
+}
+
+/**
+ Frees one or more 4KB pages that were previously allocated with one of the aligned page
+ allocation functions in the Memory Allocation Library.
+
+ Frees the number of 4KB pages specified by Pages from the buffer specified by Buffer. Buffer
+ must have been allocated on a previous call to the aligned page allocation services of the Memory
+ Allocation Library. If it is not possible to free allocated pages, then this function will
+ perform no actions.
+
+ If Buffer was not allocated with an aligned page allocation function in the Memory Allocation
+ Library, then ASSERT().
+ If Pages is zero, then ASSERT().
+
+ @param Buffer The pointer to the buffer of pages to free.
+ @param Pages The number of 4 KB pages to free.
+
+**/
+VOID
+EFIAPI
+FreeAlignedPages (
+ IN VOID *Buffer,
+ IN UINTN Pages
+ )
+{
+ PAGE_HEAD *PageHeadPtr;
+
+ //
+ // NOTE: Partial free is not supported. Just keep it.
+ //
+ PageHeadPtr = (VOID *)((UINTN)Buffer - sizeof(PAGE_HEAD));
+ if (PageHeadPtr->Signature != PAGE_HEAD_PRIVATE_SIGNATURE) {
+ return;
+ }
+ if (PageHeadPtr->AlignedPages != Pages) {
+ return;
+ }
+
+ PageHeadPtr->Signature = 0;
+ free (PageHeadPtr->AllocatedBufffer);
+}
+
+/**
+ Allocates a buffer of type EfiBootServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiBootServicesData and returns a
+ pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is
+ returned. If there is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/VOID *
+EFIAPI
+AllocatePool (
+ IN UINTN AllocationSize
+ )
+{
+ return malloc (AllocationSize);
+}
+
+/**
+ Allocates a buffer of type EfiRuntimeServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData and returns
+ a pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is
+ returned. If there is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateRuntimePool (
+ IN UINTN AllocationSize
+ )
+{
+ return AllocatePool (AllocationSize);
+}
+
+/**
+ Allocates a buffer of type EfiReservedMemoryType.
+
+ Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType and returns
+ a pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is
+ returned. If there is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateReservedPool (
+ IN UINTN AllocationSize
+ )
+{
+ return AllocatePool (AllocationSize);
+}
+
+/**
+ Allocates and zeros a buffer of type EfiBootServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiBootServicesData, clears the
+ buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a
+ valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the
+ request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate and zero.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateZeroPool (
+ IN UINTN AllocationSize
+ )
+{
+ VOID *Buffer;
+
+ Buffer = malloc (AllocationSize);
+ if (Buffer == NULL) {
+ return NULL;
+ }
+ memset (Buffer, 0, AllocationSize);
+ return Buffer;
+}
+
+/**
+ Allocates and zeros a buffer of type EfiRuntimeServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData, clears the
+ buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a
+ valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the
+ request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate and zero.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateRuntimeZeroPool (
+ IN UINTN AllocationSize
+ )
+{
+ return AllocateZeroPool (AllocationSize);
+}
+
+/**
+ Allocates and zeros a buffer of type EfiReservedMemoryType.
+
+ Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType, clears the
+ buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a
+ valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the
+ request, then NULL is returned.
+
+ @param AllocationSize The number of bytes to allocate and zero.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateReservedZeroPool (
+ IN UINTN AllocationSize
+ )
+{
+ return AllocateZeroPool (AllocationSize);
+}
+
+/**
+ Copies a buffer to an allocated buffer of type EfiBootServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiBootServicesData, copies
+ AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the
+ allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there
+ is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ If Buffer is NULL, then ASSERT().
+ If AllocationSize is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+
+ @param AllocationSize The number of bytes to allocate and zero.
+ @param Buffer The buffer to copy to the allocated buffer.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateCopyPool (
+ IN UINTN AllocationSize,
+ IN CONST VOID *Buffer
+ )
+{
+ VOID *Memory;
+
+ Memory = malloc (AllocationSize);
+ if (Memory == NULL) {
+ return NULL;
+ }
+ memcpy (Memory, Buffer, AllocationSize);
+ return Memory;
+}
+
+/**
+ Copies a buffer to an allocated buffer of type EfiRuntimeServicesData.
+
+ Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData, copies
+ AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the
+ allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there
+ is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ If Buffer is NULL, then ASSERT().
+ If AllocationSize is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+
+ @param AllocationSize The number of bytes to allocate and zero.
+ @param Buffer The buffer to copy to the allocated buffer.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateRuntimeCopyPool (
+ IN UINTN AllocationSize,
+ IN CONST VOID *Buffer
+ )
+{
+ return AllocateCopyPool (AllocationSize, Buffer);
+}
+
+/**
+ Copies a buffer to an allocated buffer of type EfiReservedMemoryType.
+
+ Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType, copies
+ AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the
+ allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there
+ is not enough memory remaining to satisfy the request, then NULL is returned.
+
+ If Buffer is NULL, then ASSERT().
+ If AllocationSize is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+
+ @param AllocationSize The number of bytes to allocate and zero.
+ @param Buffer The buffer to copy to the allocated buffer.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+AllocateReservedCopyPool (
+ IN UINTN AllocationSize,
+ IN CONST VOID *Buffer
+ )
+{
+ return AllocateCopyPool (AllocationSize, Buffer);
+}
+
+/**
+ Reallocates a buffer of type EfiBootServicesData.
+
+ Allocates and zeros the number bytes specified by NewSize from memory of type
+ EfiBootServicesData. If OldBuffer is not NULL, then the smaller of OldSize and
+ NewSize bytes are copied from OldBuffer to the newly allocated buffer, and
+ OldBuffer is freed. A pointer to the newly allocated buffer is returned.
+ If NewSize is 0, then a valid buffer of 0 size is returned. If there is not
+ enough memory remaining to satisfy the request, then NULL is returned.
+
+ If the allocation of the new buffer is successful and the smaller of NewSize and OldSize
+ is greater than (MAX_ADDRESS - OldBuffer + 1), then ASSERT().
+
+ @param OldSize The size, in bytes, of OldBuffer.
+ @param NewSize The size, in bytes, of the buffer to reallocate.
+ @param OldBuffer The buffer to copy to the allocated buffer. This is an optional
+ parameter that may be NULL.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+ReallocatePool (
+ IN UINTN OldSize,
+ IN UINTN NewSize,
+ IN VOID *OldBuffer OPTIONAL
+ )
+{
+ VOID *NewBuffer;
+
+ NewBuffer = malloc (NewSize);
+ if (NewBuffer != NULL && OldBuffer != NULL) {
+ memcpy (NewBuffer, OldBuffer, MIN (OldSize, NewSize));
+ }
+ if (OldBuffer != NULL) {
+ FreePool(OldBuffer);
+ }
+ return NewBuffer;
+}
+
+/**
+ Reallocates a buffer of type EfiRuntimeServicesData.
+
+ Allocates and zeros the number bytes specified by NewSize from memory of type
+ EfiRuntimeServicesData. If OldBuffer is not NULL, then the smaller of OldSize and
+ NewSize bytes are copied from OldBuffer to the newly allocated buffer, and
+ OldBuffer is freed. A pointer to the newly allocated buffer is returned.
+ If NewSize is 0, then a valid buffer of 0 size is returned. If there is not
+ enough memory remaining to satisfy the request, then NULL is returned.
+
+ If the allocation of the new buffer is successful and the smaller of NewSize and OldSize
+ is greater than (MAX_ADDRESS - OldBuffer + 1), then ASSERT().
+
+ @param OldSize The size, in bytes, of OldBuffer.
+ @param NewSize The size, in bytes, of the buffer to reallocate.
+ @param OldBuffer The buffer to copy to the allocated buffer. This is an optional
+ parameter that may be NULL.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+ReallocateRuntimePool (
+ IN UINTN OldSize,
+ IN UINTN NewSize,
+ IN VOID *OldBuffer OPTIONAL
+ )
+{
+ return ReallocatePool (OldSize, NewSize, OldBuffer);
+}
+
+/**
+ Reallocates a buffer of type EfiReservedMemoryType.
+
+ Allocates and zeros the number bytes specified by NewSize from memory of type
+ EfiReservedMemoryType. If OldBuffer is not NULL, then the smaller of OldSize and
+ NewSize bytes are copied from OldBuffer to the newly allocated buffer, and
+ OldBuffer is freed. A pointer to the newly allocated buffer is returned.
+ If NewSize is 0, then a valid buffer of 0 size is returned. If there is not
+ enough memory remaining to satisfy the request, then NULL is returned.
+
+ If the allocation of the new buffer is successful and the smaller of NewSize and OldSize
+ is greater than (MAX_ADDRESS - OldBuffer + 1), then ASSERT().
+
+ @param OldSize The size, in bytes, of OldBuffer.
+ @param NewSize The size, in bytes, of the buffer to reallocate.
+ @param OldBuffer The buffer to copy to the allocated buffer. This is an optional
+ parameter that may be NULL.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+EFIAPI
+ReallocateReservedPool (
+ IN UINTN OldSize,
+ IN UINTN NewSize,
+ IN VOID *OldBuffer OPTIONAL
+ )
+{
+ return ReallocatePool (OldSize, NewSize, OldBuffer);
+}
+
+/**
+ Frees a buffer that was previously allocated with one of the pool allocation functions in the
+ Memory Allocation Library.
+
+ Frees the buffer specified by Buffer. Buffer must have been allocated on a previous call to the
+ pool allocation services of the Memory Allocation Library. If it is not possible to free pool
+ resources, then this function will perform no actions.
+
+ If Buffer was not allocated with a pool allocation function in the Memory Allocation Library,
+ then ASSERT().
+
+ @param Buffer The pointer to the buffer to free.
+
+**/
+VOID
+EFIAPI
+FreePool (
+ IN VOID *Buffer
+ )
+{
+ free (Buffer);
+}
diff --git a/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.inf b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.inf
new file mode 100644
index 0000000000..44ec3fd517
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.inf
@@ -0,0 +1,27 @@
+## @file
+# Instance of Memory Allocation Library based on POSIX APIs
+#
+# Uses POSIX APIs malloc() and free() to allocate and free memory.
+#
+# Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.<BR>
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = MemoryAllocationLibPosix
+ MODULE_UNI_FILE = MemoryAllocationLibPosix.uni
+ FILE_GUID = A1672454-A3D3-4AAC-A86B-8D63132BBB91
+ MODULE_TYPE = UEFI_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = MemoryAllocationLib|HOST_APPLICATION
+
+[Sources]
+ MemoryAllocationLibPosix.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+[LibraryClasses]
+ BaseLib
diff --git a/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.uni b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.uni
new file mode 100644
index 0000000000..854b427976
--- /dev/null
+++ b/UnitTestFrameworkPkg/Library/Posix/MemoryAllocationLibPosix/MemoryAllocationLibPosix.uni
@@ -0,0 +1,14 @@
+// /** @file
+// Instance of Memory Allocation Library based on POSIX APIs
+//
+// Uses POSIX APIs malloc() and free() to allocate and free memory.
+//
+// Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+// **/
+
+#string STR_MODULE_ABSTRACT #language en-US "Instance of Memory Allocation Library based on POSIX APIs"
+
+#string STR_MODULE_DESCRIPTION #language en-US "Uses POSIX APIs malloc() and free() to allocate and free memory."