Delete bundled copy of NSS and replace with README.

nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_bigint.c

Index: nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_bigint.c
diff --git a/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_bigint.c b/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_bigint.c
deleted file mode 100755
index cd8e15ee4b3c425d10a4531989fca4d6c2ed03ac..0000000000000000000000000000000000000000
--- a/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_bigint.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-/*
- * pkix_pl_bigint.c
- *
- * BigInt Object Functions
- *
- */
-
-#include "pkix_pl_bigint.h"
-
-/* --Private-Big-Int-Functions------------------------------------ */
-
-/*
- * FUNCTION: pkix_pl_BigInt_Comparator
- * (see comments for PKIX_PL_ComparatorCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_BigInt_Comparator(
-        PKIX_PL_Object *firstObject,
-        PKIX_PL_Object *secondObject,
-        PKIX_Int32 *pResult,
-        void *plContext)
-{
-        PKIX_PL_BigInt *firstBigInt = NULL;
-        PKIX_PL_BigInt *secondBigInt = NULL;
-        char *firstPtr = NULL;
-        char *secondPtr = NULL;
-        PKIX_UInt32 firstLen, secondLen;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_Comparator");
-        PKIX_NULLCHECK_THREE(firstObject, secondObject, pResult);
-
-        PKIX_CHECK(pkix_CheckTypes
-                    (firstObject, secondObject, PKIX_BIGINT_TYPE, plContext),
-                    PKIX_ARGUMENTSNOTBIGINTS);
-
-        /* It's safe to cast */
-        firstBigInt = (PKIX_PL_BigInt*)firstObject;
-        secondBigInt = (PKIX_PL_BigInt*)secondObject;
-
-        *pResult = 0;
-        firstPtr = firstBigInt->dataRep;
-        secondPtr = secondBigInt->dataRep;
-        firstLen = firstBigInt->length;
-        secondLen = secondBigInt->length;
-
-        if (firstLen < secondLen) {
-                *pResult = -1;
-        } else if (firstLen > secondLen) {
-                *pResult = 1;
-        } else if (firstLen == secondLen) {
-                PKIX_BIGINT_DEBUG("\t\tCalling PORT_Memcmp).\n");
-                *pResult = PORT_Memcmp(firstPtr, secondPtr, firstLen);
-        }
-
-cleanup:
-
-        PKIX_RETURN(BIGINT);
-}
-
-/*
- * FUNCTION: pkix_pl_BigInt_Destroy
- * (see comments for PKIX_PL_DestructorCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_BigInt_Destroy(
-        PKIX_PL_Object *object,
-        void *plContext)
-{
-        PKIX_PL_BigInt *bigInt = NULL;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_Destroy");
-        PKIX_NULLCHECK_ONE(object);
-
-        PKIX_CHECK(pkix_CheckType(object, PKIX_BIGINT_TYPE, plContext),
-                    PKIX_OBJECTNOTBIGINT);
-
-        bigInt = (PKIX_PL_BigInt*)object;
-
-        PKIX_FREE(bigInt->dataRep);
-        bigInt->dataRep = NULL;
-        bigInt->length = 0;
-
-cleanup:
-
-        PKIX_RETURN(BIGINT);
-}
-
-
-/*
- * FUNCTION: pkix_pl_BigInt_ToString
- * (see comments for PKIX_PL_ToStringCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_BigInt_ToString(
-        PKIX_PL_Object *object,
-        PKIX_PL_String **pString,
-        void *plContext)
-{
-        PKIX_PL_BigInt *bigInt = NULL;
-        char *outputText = NULL;
-        PKIX_UInt32 i, j, lengthChars;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_ToString");
-        PKIX_NULLCHECK_TWO(object, pString);
-
-        PKIX_CHECK(pkix_CheckType(object, PKIX_BIGINT_TYPE, plContext),
-                    PKIX_OBJECTNOTBIGINT);
-
-        bigInt = (PKIX_PL_BigInt*)object;
-
-        /* number of chars = 2 * (number of bytes) + null terminator */
-        lengthChars = (bigInt->length * 2) + 1;
-
-        PKIX_CHECK(PKIX_PL_Malloc
-                    (lengthChars, (void **)&outputText, plContext),
-                    PKIX_MALLOCFAILED);
-
-        for (i = 0, j = 0; i < bigInt->length; i += 1, j += 2){
-                outputText[j] = pkix_i2hex
-                        ((char) ((*(bigInt->dataRep+i) & 0xf0) >> 4));
-                outputText[j+1] = pkix_i2hex
-                        ((char) (*(bigInt->dataRep+i) & 0x0f));
-        }
-
-        outputText[lengthChars-1] = '\0';
-
-        PKIX_CHECK(PKIX_PL_String_Create
-                    (PKIX_ESCASCII,
-                    outputText,
-                    0,
-                    pString,
-                    plContext),
-                    PKIX_STRINGCREATEFAILED);
-
-cleanup:
-
-        PKIX_FREE(outputText);
-
-        PKIX_RETURN(BIGINT);
-}
-
-
-/*
- * FUNCTION: pkix_pl_BigInt_Hashcode
- * (see comments for PKIX_PL_HashcodeCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_BigInt_Hashcode(
-        PKIX_PL_Object *object,
-        PKIX_UInt32 *pHashcode,
-        void *plContext)
-{
-        PKIX_PL_BigInt *bigInt = NULL;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_Hashcode");
-        PKIX_NULLCHECK_TWO(object, pHashcode);
-
-        PKIX_CHECK(pkix_CheckType(object, PKIX_BIGINT_TYPE, plContext),
-                    PKIX_OBJECTNOTBIGINT);
-
-        bigInt = (PKIX_PL_BigInt*)object;
-
-        PKIX_CHECK(pkix_hash
-                    ((void *)bigInt->dataRep,
-                    bigInt->length,
-                    pHashcode,
-                    plContext),
-                    PKIX_HASHFAILED);
-
-cleanup:
-
-        PKIX_RETURN(BIGINT);
-}
-
-/*
- * FUNCTION: pkix_pl_BigInt_Equals
- * (see comments for PKIX_PL_EqualsCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_BigInt_Equals(
-        PKIX_PL_Object *first,
-        PKIX_PL_Object *second,
-        PKIX_Boolean *pResult,
-        void *plContext)
-{
-        PKIX_UInt32 secondType;
-        PKIX_Int32 cmpResult = 0;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_Equals");
-        PKIX_NULLCHECK_THREE(first, second, pResult);
-
-        PKIX_CHECK(pkix_CheckType(first, PKIX_BIGINT_TYPE, plContext),
-                PKIX_FIRSTOBJECTNOTBIGINT);
-
-        PKIX_CHECK(PKIX_PL_Object_GetType(second, &secondType, plContext),
-                PKIX_COULDNOTGETTYPEOFSECONDARGUMENT);
-
-        *pResult = PKIX_FALSE;
-
-        if (secondType != PKIX_BIGINT_TYPE) goto cleanup;
-
-        PKIX_CHECK(pkix_pl_BigInt_Comparator
-                (first, second, &cmpResult, plContext),
-                PKIX_BIGINTCOMPARATORFAILED);
-
-        *pResult = (cmpResult == 0);
-
-cleanup:
-
-        PKIX_RETURN(BIGINT);
-}
-
-/*
- * FUNCTION: pkix_pl_BigInt_RegisterSelf
- * DESCRIPTION:
- *  Registers PKIX_BIGINT_TYPE and its related functions with systemClasses[]
- * THREAD SAFETY:
- *  Not Thread Safe - for performance and complexity reasons
- *
- *  Since this function is only called by PKIX_PL_Initialize, which should
- *  only be called once, it is acceptable that this function is not
- *  thread-safe.
- */
-PKIX_Error *
-pkix_pl_BigInt_RegisterSelf(void *plContext)
-{
-
-        extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES];
-        pkix_ClassTable_Entry entry;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_RegisterSelf");
-
-        entry.description = "BigInt";
-        entry.objCounter = 0;
-        entry.typeObjectSize = sizeof(PKIX_PL_BigInt);
-        entry.destructor = pkix_pl_BigInt_Destroy;
-        entry.equalsFunction = pkix_pl_BigInt_Equals;
-        entry.hashcodeFunction = pkix_pl_BigInt_Hashcode;
-        entry.toStringFunction = pkix_pl_BigInt_ToString;
-        entry.comparator = pkix_pl_BigInt_Comparator;
-        entry.duplicateFunction = pkix_duplicateImmutable;
-
-        systemClasses[PKIX_BIGINT_TYPE] = entry;
-
-        PKIX_RETURN(BIGINT);
-}
-
-/*
- * FUNCTION: pkix_pl_BigInt_CreateWithBytes
- * DESCRIPTION:
- *
- *  Creates a new BigInt of size "length" representing the array of bytes
- *  pointed to by "bytes" and stores it at "pBigInt". The caller should make
- *  sure that the first byte is not 0x00 (unless it is the the only byte).
- *  This function does not do that checking.
- *
- *  Once created, a PKIX_PL_BigInt object is immutable.
- *
- * PARAMETERS:
- *  "bytes"
- *      Address of array of bytes. Must be non-NULL.
- *  "length"
- *      Length of the array. Must be non-zero.
- *  "pBigInt"
- *      Address where object pointer will be stored. Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-PKIX_Error *
-pkix_pl_BigInt_CreateWithBytes(
-        char *bytes,
-        PKIX_UInt32 length,
-        PKIX_PL_BigInt **pBigInt,
-        void *plContext)
-{
-        PKIX_PL_BigInt *bigInt = NULL;
-
-        PKIX_ENTER(BIGINT, "pkix_pl_BigInt_CreateWithBytes");
-        PKIX_NULLCHECK_TWO(pBigInt, bytes);
-
-        if (length == 0) {
-                PKIX_ERROR(PKIX_BIGINTLENGTH0INVALID)
-        }
-
-        PKIX_CHECK(PKIX_PL_Object_Alloc
-                (PKIX_BIGINT_TYPE,
-                sizeof (PKIX_PL_BigInt),
-                (PKIX_PL_Object **)&bigInt,
-                plContext),
-                PKIX_COULDNOTCREATEOBJECT);
-
-        PKIX_CHECK(PKIX_PL_Malloc
-                    (length, (void **)&(bigInt->dataRep), plContext),
-                    PKIX_MALLOCFAILED);
-
-        PKIX_BIGINT_DEBUG("\t\tCalling PORT_Memcpy).\n");
-        (void) PORT_Memcpy(bigInt->dataRep, bytes, length);
-
-        bigInt->length = length;
-
-        *pBigInt = bigInt;
-
-cleanup:
-
-        if (PKIX_ERROR_RECEIVED){
-                PKIX_DECREF(bigInt);
-        }
-
-        PKIX_RETURN(BIGINT);
-}
-
-/* --Public-Functions------------------------------------------------------- */
-
-/*
- * FUNCTION: PKIX_PL_BigInt_Create (see comments in pkix_pl_system.h)
- */
-PKIX_Error *
-PKIX_PL_BigInt_Create(
-        PKIX_PL_String *stringRep,
-        PKIX_PL_BigInt **pBigInt,
-        void *plContext)
-{
-        PKIX_PL_BigInt *bigInt = NULL;
-        char *asciiString = NULL;
-        PKIX_UInt32 lengthBytes;
-        PKIX_UInt32 lengthString;
-        PKIX_UInt32 i;
-        char currChar;
-
-        PKIX_ENTER(BIGINT, "PKIX_PL_BigInt_Create");
-        PKIX_NULLCHECK_TWO(pBigInt, stringRep);
-
-        PKIX_CHECK(PKIX_PL_String_GetEncoded
-                (stringRep,
-                PKIX_ESCASCII,
-                (void **)&asciiString,
-                &lengthString,
-                plContext),
-                PKIX_STRINGGETENCODEDFAILED);
-
-        if ((lengthString == 0) || ((lengthString % 2) != 0)){
-                PKIX_ERROR(PKIX_SOURCESTRINGHASINVALIDLENGTH);
-        }
-
-        if (lengthString != 2){
-                if ((asciiString[0] == '0') && (asciiString[1] == '0')){
-                        PKIX_ERROR(PKIX_FIRSTDOUBLEHEXMUSTNOTBE00);
-                }
-        }
-
-        for (i = 0; i < lengthString; i++) {
-                currChar = asciiString[i];
-                if (!PKIX_ISXDIGIT(currChar)){
-                        PKIX_ERROR(PKIX_INVALIDCHARACTERINBIGINT);
-                }
-        }
-
-        PKIX_CHECK(PKIX_PL_Object_Alloc
-                (PKIX_BIGINT_TYPE,
-                sizeof (PKIX_PL_BigInt),
-                (PKIX_PL_Object **)&bigInt,
-                plContext),
-                PKIX_COULDNOTCREATEOBJECT);
-
-        /* number of bytes = 0.5 * (number of chars) */
-        lengthBytes = lengthString/2;
-
-        PKIX_CHECK(PKIX_PL_Malloc
-                    (lengthBytes, (void **)&(bigInt->dataRep), plContext),
-                    PKIX_MALLOCFAILED);
-
-        for (i = 0; i < lengthString; i += 2){
-                (bigInt->dataRep)[i/2] =
-                        (pkix_hex2i(asciiString[i])<<4) |
-                        pkix_hex2i(asciiString[i+1]);
-        }
-
-        bigInt->length = lengthBytes;
-
-        *pBigInt = bigInt;
-
-cleanup:
-
-        PKIX_FREE(asciiString);
-
-        if (PKIX_ERROR_RECEIVED){
-                PKIX_DECREF(bigInt);
-        }
-
-        PKIX_RETURN(BIGINT);
-}