CryptoPkg/Library/BaseCryptLib/SysCall/UnitTestHostCrtWrapper.c

   1 /** @file
   2   C Run-Time Libraries (CRT) Wrapper Implementation for OpenSSL-based
   3   Cryptographic Library.
   4
   5 Copyright (c) 2009 - 2017, Intel Corporation. All rights reserved.<BR>
   6 Copyright (c) Microsoft Corporation
   7 SPDX-License-Identifier: BSD-2-Clause-Patent
   8
   9 **/
  10
  11 #include <stdio.h>
  12
  13 #include <Base.h>
  14 #include <Library/DebugLib.h>
  15
  16 /* Convert character to lowercase */
  17 int tolower (int c)
  18 {
  19   if (('A' <= (c)) && ((c) <= 'Z')) {
  20     return (c - ('A' - 'a'));
  21   }
  22   return (c);
  23 }
  24
  25 /* Compare first n bytes of string s1 with string s2, ignoring case */
  26 int strncasecmp (const char *s1, const char *s2, size_t n)
  27 {
  28   int Val;
  29
  30   ASSERT(s1 != NULL);
  31   ASSERT(s2 != NULL);
  32
  33   if (n != 0) {
  34     do {
  35       Val = tolower(*s1) - tolower(*s2);
  36       if (Val != 0) {
  37         return Val;
  38       }
  39       ++s1;
  40       ++s2;
  41       if (*s1 == '\0') {
  42         break;
  43       }
  44     } while (--n != 0);
  45   }
  46   return 0;
  47 }
  48
  49 /* Read formatted data from a string */
  50 int sscanf (const char *buffer, const char *format, ...)
  51 {
  52   //
  53   // Null sscanf() function implementation to satisfy the linker, since
  54   // no direct functionality logic dependency in present UEFI cases.
  55   //
  56   return 0;
  57 }
  58
  59 //
  60 //  -- Dummy OpenSSL Support Routines --
  61 //
  62
  63 int BIO_printf (void *bio, const char *format, ...)
  64 {
  65   return 0;
  66 }
  67
  68 int BIO_snprintf(char *buf, size_t n, const char *format, ...)
  69 {
  70   return 0;
  71 }
  72
  73 uid_t getuid (void)
  74 {
  75   return 0;
  76 }
  77
  78 uid_t geteuid (void)
  79 {
  80   return 0;
  81 }
  82
  83 gid_t getgid (void)
  84 {
  85   return 0;
  86 }
  87
  88 gid_t getegid (void)
  89 {
  90   return 0;
  91 }
  92
  93 int errno = 0;