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b7d320f811
Signed-off-by: tye1 Reviewed-by: hhuan13 Reviewed-by: qlong git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12142 6f19259b-4bc3-4df7-8a09-765794883524
451 lines
8.7 KiB
C
451 lines
8.7 KiB
C
/** @file
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C Run-Time Libraries (CRT) Wrapper Implementation for OpenSSL-based
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Cryptographic Library.
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Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <OpenSslSupport.h>
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int errno = 0;
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FILE *stderr = NULL;
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FILE *stdin = NULL;
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FILE *stdout = NULL;
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typedef
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INTN
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(*SORT_COMPARE)(
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IN VOID *Buffer1,
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IN VOID *Buffer2
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);
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//
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// Duplicated from EDKII BaseSortLib for qsort() wrapper
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//
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STATIC
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VOID
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QuickSortWorker (
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IN OUT VOID *BufferToSort,
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IN CONST UINTN Count,
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IN CONST UINTN ElementSize,
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IN SORT_COMPARE CompareFunction,
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IN VOID *Buffer
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)
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{
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VOID *Pivot;
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UINTN LoopCount;
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UINTN NextSwapLocation;
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ASSERT(BufferToSort != NULL);
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ASSERT(CompareFunction != NULL);
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ASSERT(Buffer != NULL);
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if (Count < 2 || ElementSize < 1) {
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return;
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}
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NextSwapLocation = 0;
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//
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// Pick a pivot (we choose last element)
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//
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Pivot = ((UINT8 *)BufferToSort + ((Count - 1) * ElementSize));
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//
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// Now get the pivot such that all on "left" are below it
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// and everything "right" are above it
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//
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for (LoopCount = 0; LoopCount < Count - 1; LoopCount++)
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{
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//
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// If the element is less than the pivot
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//
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if (CompareFunction ((VOID *)((UINT8 *)BufferToSort + ((LoopCount) * ElementSize)), Pivot) <= 0) {
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//
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// Swap
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//
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CopyMem (Buffer, (UINT8 *)BufferToSort + (NextSwapLocation * ElementSize), ElementSize);
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CopyMem ((UINT8 *)BufferToSort + (NextSwapLocation * ElementSize), (UINT8 *)BufferToSort + ((LoopCount) * ElementSize), ElementSize);
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CopyMem ((UINT8 *)BufferToSort + ((LoopCount) * ElementSize), Buffer, ElementSize);
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//
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// Increment NextSwapLocation
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//
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NextSwapLocation++;
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}
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}
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//
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// Swap pivot to it's final position (NextSwapLocaiton)
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//
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CopyMem (Buffer, Pivot, ElementSize);
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CopyMem (Pivot, (UINT8 *)BufferToSort + (NextSwapLocation * ElementSize), ElementSize);
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CopyMem ((UINT8 *)BufferToSort + (NextSwapLocation * ElementSize), Buffer, ElementSize);
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//
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// Now recurse on 2 paritial lists. Neither of these will have the 'pivot' element.
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// IE list is sorted left half, pivot element, sorted right half...
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//
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QuickSortWorker (
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BufferToSort,
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NextSwapLocation,
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ElementSize,
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CompareFunction,
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Buffer
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);
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QuickSortWorker (
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(UINT8 *)BufferToSort + (NextSwapLocation + 1) * ElementSize,
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Count - NextSwapLocation - 1,
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ElementSize,
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CompareFunction,
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Buffer
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);
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return;
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}
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//---------------------------------------------------------
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// Standard C Run-time Library Interface Wrapper
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//---------------------------------------------------------
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//
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// -- String Manipulation Routines --
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//
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/* Scan a string for the last occurrence of a character */
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char *strrchr (const char *str, int c)
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{
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char * save;
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for (save = NULL; ; ++str) {
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if (*str == c) {
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save = (char *)str;
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}
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if (*str == 0) {
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return (save);
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}
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}
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}
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/* Read formatted data from a string */
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int sscanf (const char *buffer, const char *format, ...)
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{
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//
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// Null sscanf() function implementation to satisfy the linker, since
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// no direct functionality logic dependency in present UEFI cases.
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//
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return 0;
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}
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//
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// -- Character Classification Routines --
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//
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/* Determines if a particular character is a decimal-digit character */
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int isdigit (int c)
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{
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//
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// <digit> ::= [0-9]
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//
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return (('0' <= (c)) && ((c) <= '9'));
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}
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/* Determine if an integer represents character that is a hex digit */
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int isxdigit (int c)
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{
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//
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// <hexdigit> ::= [0-9] | [a-f] | [A-F]
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//
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return ((('0' <= (c)) && ((c) <= '9')) ||
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(('a' <= (c)) && ((c) <= 'f')) ||
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(('A' <= (c)) && ((c) <= 'F')));
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}
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/* Determines if a particular character represents a space character */
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int isspace (int c)
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{
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//
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// <space> ::= [ ]
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//
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return ((c) == ' ');
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}
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/* Determine if a particular character is an alphanumeric character */
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int isalnum (int c)
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{
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//
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// <alnum> ::= [0-9] | [a-z] | [A-Z]
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//
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return ((('0' <= (c)) && ((c) <= '9')) ||
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(('a' <= (c)) && ((c) <= 'z')) ||
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(('A' <= (c)) && ((c) <= 'Z')));
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}
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/* Determines if a particular character is in upper case */
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int isupper (int c)
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{
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//
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// <uppercase letter> := [A-Z]
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//
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return (('A' <= (c)) && ((c) <= 'Z'));
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}
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//
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// -- Data Conversion Routines --
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//
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/* Convert strings to a long-integer value */
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long strtol (const char *nptr, char **endptr, int base)
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{
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//
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// Null strtol() function implementation to satisfy the linker, since there is
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// no direct functionality logic dependency in present UEFI cases.
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//
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return 0;
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}
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/* Convert strings to an unsigned long-integer value */
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unsigned long strtoul (const char *nptr, char **endptr, int base)
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{
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//
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// Null strtoul() function implementation to satisfy the linker, since there is
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// no direct functionality logic dependency in present UEFI cases.
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//
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return 0;
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}
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/* Convert character to lowercase */
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int tolower (int c)
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{
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if (('A' <= (c)) && ((c) <= 'Z')) {
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return (c - ('A' - 'a'));
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}
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return (c);
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}
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//
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// -- Searching and Sorting Routines --
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//
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/* Performs a quick sort */
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void qsort (void *base, size_t num, size_t width, int (*compare)(const void *, const void *))
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{
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VOID *Buffer;
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ASSERT (base != NULL);
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ASSERT (compare != NULL);
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//
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// Use CRT-style malloc to cover BS and RT memory allocation.
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//
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Buffer = malloc (width);
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ASSERT (Buffer != NULL);
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//
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// Re-use PerformQuickSort() function Implementation in EDKII BaseSortLib.
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//
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QuickSortWorker (base, (UINTN)num, (UINTN)width, (SORT_COMPARE)compare, Buffer);
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free (Buffer);
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return;
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}
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//
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// -- Process and Environment Control Routines --
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//
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/* Get a value from the current environment */
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char *getenv (const char *varname)
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{
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//
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// Null getenv() function implementation to satisfy the linker, since there is
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// no direct functionality logic dependency in present UEFI cases.
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//
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return NULL;
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}
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//
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// -- Stream I/O Routines --
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//
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/* Write formatted output using a pointer to a list of arguments */
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int vfprintf (FILE *stream, const char *format, VA_LIST arg)
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{
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return 0;
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}
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/* Write data to a stream */
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size_t fwrite (const void *buffer, size_t size, size_t count, FILE *stream)
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{
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return 0;
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}
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//
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// -- Dummy OpenSSL Support Routines --
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//
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int BIO_printf (void *bio, const char *format, ...)
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{
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return 0;
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}
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int BIO_snprintf(char *buf, size_t n, const char *format, ...)
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{
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return 0;
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}
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void *UI_OpenSSL(void)
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{
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return NULL;
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}
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int X509_load_cert_file (VOID *ctx, const char *file, int type)
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{
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return 0;
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}
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int X509_load_crl_file (VOID *ctx, const char *file, int type)
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{
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return 0;
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}
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int chmod (const char *c, mode_t m)
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{
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return -1;
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}
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int close (int f)
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{
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return -1;
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}
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void closelog (void)
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{
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}
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#ifdef __GNUC__
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typedef
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VOID
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(EFIAPI *NoReturnFuncPtr)(
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VOID
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) __attribute__((__noreturn__));
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STATIC
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VOID
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EFIAPI
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NopFunction (
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VOID
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)
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{
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}
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void exit (int e)
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{
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NoReturnFuncPtr NoReturnFunc;
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NoReturnFunc = (NoReturnFuncPtr) NopFunction;
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NoReturnFunc ();
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}
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#else
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void exit (int e)
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{
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}
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#endif
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int fclose (FILE *f)
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{
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return 0;
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}
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FILE *fopen (const char *c, const char *m)
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{
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return NULL;
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}
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size_t fread (void *b, size_t c, size_t i, FILE *f)
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{
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return 0;
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}
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int fprintf (FILE *f, const char *s, ...)
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{
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return 0;
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}
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uid_t getuid (void)
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{
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return 0;
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}
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uid_t geteuid (void)
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{
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return 0;
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}
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gid_t getgid (void)
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{
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return 0;
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}
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gid_t getegid (void)
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{
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return 0;
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}
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off_t lseek (int a, off_t o, int d)
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{
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return 0;
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}
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void openlog (const char *c, int a, int b)
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{
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}
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ssize_t read (int f, void *b, size_t c)
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{
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return 0;
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}
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int stat (const char *c, struct stat *s)
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{
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return -1;
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}
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int strcasecmp (const char *c, const char *s)
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{
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return 0;
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}
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int strncasecmp (const char *c, const char *s, size_t l)
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{
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return 0;
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}
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void syslog (int a, const char *c, ...)
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{
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}
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ssize_t write (int f, const void *b, size_t l)
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{
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return 0;
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}
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