Correct spelling mistakes

README.md

@@ -18,7 +18,7 @@ Windows build is implemented as a Visual Studio 2017 solution. Before building i
 
    1. Create `TPMCmd/lib` folder and place a static OpenSSL library (`libcrypto.lib`) built for the `x86` architecture there. For the `x64` architecture use the `TPMCmd/lib/x64` folder.
 
-        The static libs can be either static libraries proper, or import libraries accompanying the corresponding DLLs. In the latter case you'll need to ensure that ther is a matching copy of the OpenSSL DLL in the standard Windows search path, so that it is available when you run the simulator executable (e.g. copy it into the same folder where `simulator.exe` is located).
+        The static libs can be either static libraries proper, or import libraries accompanying the corresponding DLLs. In the latter case you'll need to ensure that there is a matching copy of the OpenSSL DLL in the standard Windows search path, so that it is available when you run the simulator executable (e.g. copy it into the same folder where `simulator.exe` is located).
 
         Recommended version of OpenSSL is `1.1.1d` or higher.
 

TPMCmd/Makefile.am

@@ -52,7 +52,7 @@ Platform_src_libplatform_a_SOURCES = $(PLATFORM_C) $(PLATFORM_H)
 Simulator_src_tpm2_simulator_CFLAGS = $(EXTRA_CFLAGS) $(PLATFORM_INC) \
     $(TPM_INC) $(SIMULATOR_INC) $(LIBCRYPTO_CFLAGS) $(PTHREAD_CFLAGS)
 # the weird / duplicate static library is necessary for dealing with the
-# circular dependency beetween libplatform and libtpm
+# circular dependency between libplatform and libtpm
 Simulator_src_tpm2_simulator_LDADD = $(libplatform) $(libtpm) \
     $(libplatform) $(LIBCRYPTO_LIBS) $(PTHREAD_LIBS) @ADDITIONAL_LIBS@
 Simulator_src_tpm2_simulator_SOURCES = $(SIMULATOR_C) $(SIMULATOR_H)

TPMCmd/Platform/src/Clock.c

@@ -121,7 +121,7 @@ LIB_EXPORT uint64_t _plat__RealTime(void)
 LIB_EXPORT uint64_t _plat__TimerRead(void)
 {
 #ifdef HARDWARE_CLOCK
-#  error "need a defintion for reading the hardware clock"
+#  error "need a definition for reading the hardware clock"
     return HARDWARE_CLOCK
 #else
     clock64_t timeDiff;

TPMCmd/Platform/src/RunCommand.c

@@ -42,7 +42,7 @@
 // code will have set the flag to indicate that the TPM is in failure mode.
 // This call will then recursively call ExecuteCommand in order to build the
 // failure mode response. When ExecuteCommand() returns to _plat__Fail(), the
-// platform will do some platform specif operation to return to the environment in
+// platform will do some platform specific operation to return to the environment in
 // which the TPM is executing. For a simulator, setjmp/longjmp is used. For an OS,
 // a system exit to the OS would be appropriate.
 
@@ -78,4 +78,4 @@ LIB_EXPORT void _plat__RunCommand(
 LIB_EXPORT NORETURN void _plat__Fail(void)
 {
     longjmp(&s_jumpBuffer[0], 1);
-}
+}

TPMCmd/flags.m4

@@ -53,7 +53,7 @@ dnl   macro will check to be sure the preprocessor supports the flag.
 dnl   The flag can be made mandatory by provideing the string 'required' as
 dnl   the second parameter.
 dnl $1: Preprocessor flag to add to EXTRA_CFLAGS.
-dnl $2: Set to "required" t ocause configure failure if preprocesor flag
+dnl $2: Set to "required" to cause configure failure if preprocessor flag
 dnl     is not supported.
 AC_DEFUN([ADD_PREPROC_FLAG],[
     AX_CHECK_PREPROC_FLAG([$1],[

TPMCmd/tpm/include/CryptRsa.h

@@ -49,7 +49,7 @@ BN_TYPE(prime, (MAX_RSA_KEY_BITS / 2));
   BN_INITIALIZED(name, MAX_RSA_KEY_BITS / 2, initializer)
 
 #if !CRT_FORMAT_RSA
-#  error This verson only works with CRT formatted data
+#  error This version only works with CRT formatted data
 #endif  // !CRT_FORMAT_RSA
 
 typedef struct privateExponent

TPMCmd/tpm/include/GpMacros.h

@@ -386,7 +386,7 @@
 #endif
 
 // This macro will create an OID. All OIDs are in DER form with a first octet of
-// 0x06 indicating an OID fallowed by an octet indicating the number of octets in the
+// 0x06 indicating an OID followed by an octet indicating the number of octets in the
 // rest of the OID. This allows a user of this OID to know how much/little to copy.
 #define MAKE_OID(NAME) EXTERN const BYTE OID##NAME[] INITIALIZER({OID##NAME##_VALUE})
 

TPMCmd/tpm/src/command/Hierarchy/SetPrimaryPolicy.c

@@ -55,7 +55,7 @@ TPM2_SetPrimaryPolicy(SetPrimaryPolicy_In* in  // IN: input parameter list
         return TPM_RCS_SIZE + RC_SetPrimaryPolicy_authPolicy;
 
     // The command need NV update for OWNER and ENDORSEMENT hierarchy, and
-    // might need orderlyState update for PLATFROM hierarchy.
+    // might need orderlyState update for PLATFORM hierarchy.
     // Check if NV is available.  A TPM_RC_NV_UNAVAILABLE or TPM_RC_NV_RATE
     // error may be returned at this point
     RETURN_IF_NV_IS_NOT_AVAILABLE;
@@ -107,4 +107,4 @@ TPM2_SetPrimaryPolicy(SetPrimaryPolicy_In* in  // IN: input parameter list
     return TPM_RC_SUCCESS;
 }
 
-#endif  // CC_SetPrimaryPolicy
+#endif  // CC_SetPrimaryPolicy

TPMCmd/tpm/src/crypt/CryptEccMain.c

@@ -39,7 +39,7 @@
 
 // This version requires that the new format for ECC data be used
 #  if !USE_BN_ECC_DATA
-#    error "Need to SET USE_BN_ECC_DATA to YES in Implementaion.h"
+#    error "Need to SET USE_BN_ECC_DATA to YES in Implementation.h"
 #  endif
 
 //** Functions
@@ -768,4 +768,4 @@ LIB_EXPORT TPM_RC CryptEccGenerateKey(
     return retVal;
 }
 
-#endif  // ALG_ECC
+#endif  // ALG_ECC

TPMCmd/tpm/src/crypt/CryptPrime.c

@@ -353,7 +353,7 @@ BnGeneratePrimeForRSA(bigNum prime,      // IN/OUT: points to the BN that will g
     while(!found)
     {
         // The change below is to make sure that all keys that are generated from the same
-        // seed value will be the same regardless of the endianess or word size of the CPU.
+        // seed value will be the same regardless of the endianness or word size of the CPU.
         //       DRBG_Generate(rand, (BYTE *)prime->d, (UINT16)BITS_TO_BYTES(bits));// old
         //       if(g_inFailureMode)                                                // old
         if(!BnGetRandomBits(prime, bits, rand))  // new
@@ -364,4 +364,4 @@ BnGeneratePrimeForRSA(bigNum prime,      // IN/OUT: points to the BN that will g
     return TPM_RC_SUCCESS;
 }
 
-#endif  // ALG_RSA
+#endif  // ALG_RSA

TPMCmd/tpm/src/crypt/CryptPrimeSieve.c

@@ -326,7 +326,7 @@ LIB_EXPORT UINT32 PrimeSieve(bigNum bnN,        // IN/OUT: number to sieve
             // only contains odd numbers and our stride is actually 2 * stride. If the
             // quoitent is even, then that means that when we add 2 * stride, we are going
             // to hit another even number. So, we have to know if we need to back off
-            // by 1 stride before we start couting by 2 * stride.
+            // by 1 stride before we start counting by 2 * stride.
             // We can tell from the remainder whether we are on an even or odd
             // stride when we hit the beginning of the table. If we are on an odd stride
             // (r & 1), we would start half a stride in (next - r)/2. If we are on an
@@ -534,4 +534,4 @@ void RsaSimulationEnd(void)
 {
     return;
 }
-#endif
+#endif

TPMCmd/tpm/src/crypt/CryptUtil.c

@@ -1191,7 +1191,7 @@ CryptGetSignHashAlg(TPMT_SIGNATURE* auth  // IN: signature
 #if ALG_ECC
             // If ECC is defined, ECDSA is mandatory
 #  if !ALG_ECDSA
-#    error "ECDSA is requried for ECC"
+#    error "ECDSA is required for ECC"
 #  endif
         case TPM_ALG_ECDSA:
             // SM2 and ECSCHNORR are optional

TPMCmd/tpm/src/support/Entity.c

@@ -485,6 +485,6 @@ EntityGetHierarchy(TPMI_DH_ENTITY handle  // IN :handle of entity
             break;
     }
     // this is unreachable but it provides a return value for the default
-    // case which makes the complier happy
+    // case which makes the compiler happy
     return hierarchy;
-}
+}