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/** @file
C Run-Time Libraries (CRT) Wrapper Implementation for OpenSSL-based
Cryptographic Library.
Copyright (c) 2009 - 2017, Intel Corporation. All rights reserved.<BR>
Copyright (c) Microsoft Corporation
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <stdio.h>
#include <Base.h>
#include <Library/DebugLib.h>
/* Convert character to lowercase */
int
tolower (
int c
)
{
if (('A' <= (c)) && ((c) <= 'Z')) {
return (c - ('A' - 'a'));
}
return (c);
}
/* Compare first n bytes of string s1 with string s2, ignoring case */
int
strncasecmp (
const char *s1,
const char *s2,
size_t n
)
{
int Val;
ASSERT (s1 != NULL);
ASSERT (s2 != NULL);
if (n != 0) {
do {
Val = tolower (*s1) - tolower (*s2);
if (Val != 0) {
return Val;
}
++s1;
++s2;
if (*s1 == '\0') {
break;
}
} while (--n != 0);
}
return 0;
}
/* 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;
}
//
// -- 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;
}
uid_t
getuid (
void
)
{
return 0;
}
uid_t
geteuid (
void
)
{
return 0;
}
gid_t
getgid (
void
)
{
return 0;
}
gid_t
getegid (
void
)
{
return 0;
}
int errno = 0;
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