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