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
  18 tolower (
  19   int  c
  20   )
  21 {
  22   if (('A' <= (c)) && ((c) <= 'Z')) {
  23     return (c - ('A' - 'a'));
  24   }
  25
  26   return (c);
  27 }
  28
  29 /* Compare first n bytes of string s1 with string s2, ignoring case */
  30 int
  31 strncasecmp (
  32   const char  *s1,
  33   const char  *s2,
  34   size_t      n
  35   )
  36 {
  37   int  Val;
  38
  39   ASSERT (s1 != NULL);
  40   ASSERT (s2 != NULL);
  41
  42   if (n != 0) {
  43     do {
  44       Val = tolower (*s1) - tolower (*s2);
  45       if (Val != 0) {
  46         return Val;
  47       }
  48
  49       ++s1;
  50       ++s2;
  51       if (*s1 == '\0') {
  52         break;
  53       }
  54     } while (--n != 0);
  55   }
  56
  57   return 0;
  58 }
  59
  60 /* Read formatted data from a string */
  61 int
  62 sscanf (
  63   const char  *buffer,
  64   const char  *format,
  65   ...
  66   )
  67 {
  68   //
  69   // Null sscanf() function implementation to satisfy the linker, since
  70   // no direct functionality logic dependency in present UEFI cases.
  71   //
  72   return 0;
  73 }
  74
  75 //
  76 //  -- Dummy OpenSSL Support Routines --
  77 //
  78
  79 int
  80 BIO_printf (
  81   void        *bio,
  82   const char  *format,
  83   ...
  84   )
  85 {
  86   return 0;
  87 }
  88
  89 int
  90 BIO_snprintf (
  91   char        *buf,
  92   size_t      n,
  93   const char  *format,
  94   ...
  95   )
  96 {
  97   return 0;
  98 }
  99
 100 uid_t
 101 getuid (
 102   void
 103   )
 104 {
 105   return 0;
 106 }
 107
 108 uid_t
 109 geteuid (
 110   void
 111   )
 112 {
 113   return 0;
 114 }
 115
 116 gid_t
 117 getgid (
 118   void
 119   )
 120 {
 121   return 0;
 122 }
 123
 124 gid_t
 125 getegid (
 126   void
 127   )
 128 {
 129   return 0;
 130 }
 131
 132 int  errno = 0;