| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* |
| * Native glue for Java class org.openssl.NativeBN |
| */ |
| |
| #define LOG_TAG "NativeBN" |
| |
| #include "JNIHelp.h" |
| #include "ScopedPrimitiveArray.h" |
| #include "ScopedUtfChars.h" |
| #include "UniquePtr.h" |
| #include "jni.h" |
| #include <assert.h> |
| #include <openssl/bn.h> |
| #include <openssl/crypto.h> |
| #include <openssl/err.h> |
| #include <stdio.h> |
| |
| struct BN_CTX_Deleter { |
| void operator()(BN_CTX* p) const { |
| BN_CTX_free(p); |
| } |
| }; |
| typedef UniquePtr<BN_CTX, BN_CTX_Deleter> Unique_BN_CTX; |
| |
| static int isValidHandle (JNIEnv* env, void* handle, const char *message) { |
| if (handle == NULL) { |
| jniThrowNullPointerException(env, message); |
| return JNI_FALSE; |
| } |
| return JNI_TRUE; |
| } |
| |
| static int oneValidHandle (JNIEnv* env, void* a) |
| { |
| return isValidHandle(env, a, "Mandatory handle (first) passed as null"); |
| } |
| |
| static int twoValidHandles (JNIEnv* env, void* a, void *b) |
| { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return isValidHandle(env, b, "Mandatory handle (second) passed as null"); |
| } |
| |
| static int threeValidHandles (JNIEnv* env, void* a, void *b, void* c) |
| { |
| if (!twoValidHandles(env, a, b)) return JNI_FALSE; |
| return isValidHandle(env, c, "Mandatory handle (third) passed as null"); |
| } |
| |
| static int fourValidHandles (JNIEnv* env, void* a, void *b, void* c, void* d) |
| { |
| if (!threeValidHandles(env, a, b, c)) return JNI_FALSE; |
| return isValidHandle(env, d, "Mandatory handle (fourth) passed as null"); |
| } |
| |
| static unsigned long NativeBN_ERR_get_error(JNIEnv*, jclass) { |
| return ERR_get_error(); |
| } |
| |
| static jstring NativeBN_ERR_error_string(JNIEnv* env, jclass, unsigned long e) { |
| char* errStr = ERR_error_string(e, NULL); |
| return env->NewStringUTF(errStr); |
| } |
| |
| static BIGNUM* NativeBN_BN_new(JNIEnv*, jclass) { |
| return BN_new(); |
| } |
| |
| static void NativeBN_BN_free(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return; |
| BN_free(a); |
| } |
| |
| static int NativeBN_BN_cmp(JNIEnv* env, jclass, BIGNUM* a, BIGNUM* b) { |
| if (!twoValidHandles(env, a, b)) return 1; |
| return BN_cmp(a, b); |
| } |
| |
| static jboolean NativeBN_BN_copy(JNIEnv* env, jclass, BIGNUM* to, BIGNUM* from) { |
| if (!twoValidHandles(env, to, from)) return JNI_FALSE; |
| return (BN_copy(to, from) != NULL); |
| } |
| |
| static jboolean NativeBN_putULongInt(JNIEnv* env, jclass, BIGNUM* a, unsigned long long dw, jboolean neg) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| unsigned int hi = dw >> 32; // This shifts without sign extension. |
| int lo = (int)dw; // This truncates implicitely. |
| |
| // cf. litEndInts2bn: |
| bn_check_top(a); |
| if (bn_wexpand(a, 2) != NULL) { |
| a->d[0] = lo; |
| a->d[1] = hi; |
| a->top = 2; |
| a->neg = neg; |
| bn_correct_top(a); |
| return JNI_TRUE; |
| } |
| else return JNI_FALSE; |
| } |
| |
| static jboolean NativeBN_putLongInt(JNIEnv* env, jclass cls, BIGNUM* a, long long dw) { |
| if (dw >= 0) return NativeBN_putULongInt(env, cls, a, dw, JNI_FALSE); |
| else return NativeBN_putULongInt(env, cls, a, -dw, JNI_TRUE); |
| } |
| |
| static int NativeBN_BN_dec2bn(JNIEnv* env, jclass, BIGNUM* a, jstring str) { |
| if (!oneValidHandle(env, a)) return -1; |
| ScopedUtfChars chars(env, str); |
| if (chars.c_str() == NULL) { |
| return -1; |
| } |
| return BN_dec2bn(&a, chars.c_str()); |
| } |
| |
| static int NativeBN_BN_hex2bn(JNIEnv* env, jclass, BIGNUM* a, jstring str) { |
| if (!oneValidHandle(env, a)) return -1; |
| ScopedUtfChars chars(env, str); |
| if (chars.c_str() == NULL) { |
| return -1; |
| } |
| return BN_hex2bn(&a, chars.c_str()); |
| } |
| |
| static jboolean NativeBN_BN_bin2bn(JNIEnv* env, jclass, jbyteArray arr, int len, jboolean neg, BIGNUM* ret) { |
| if (!oneValidHandle(env, ret)) return JNI_FALSE; |
| ScopedByteArrayRO bytes(env, arr); |
| if (bytes.get() == NULL) { |
| return -1; |
| } |
| jboolean success = (BN_bin2bn(reinterpret_cast<const unsigned char*>(bytes.get()), len, ret) != NULL); |
| if (success && neg) { |
| BN_set_negative(ret, 1); |
| } |
| return success; |
| } |
| |
| /** |
| * public static native boolean litEndInts2bn(int[], int, int, int) |
| * Note: |
| * This procedure directly writes the internal representation of BIGNUMs. |
| * We do so as there is no direct interface based on Little Endian Integer Arrays. |
| * Also note that the same representation is used in the Cordoba Java Implementation of BigIntegers, |
| * whereof certain functionality is still being used. |
| */ |
| static jboolean NativeBN_litEndInts2bn(JNIEnv* env, jclass, jintArray arr, int len, jboolean neg, BIGNUM* ret) { |
| if (!oneValidHandle(env, ret)) return JNI_FALSE; |
| bn_check_top(ret); |
| if (len > 0) { |
| ScopedIntArrayRO scopedArray(env, arr); |
| assert(sizeof(BN_ULONG) == sizeof(jint)); |
| const BN_ULONG* tmpInts = reinterpret_cast<const BN_ULONG*>(scopedArray.get()); |
| if ((tmpInts != NULL) && (bn_wexpand(ret, len) != NULL)) { |
| int i = len; do { i--; ret->d[i] = tmpInts[i]; } while (i > 0); |
| ret->top = len; |
| ret->neg = neg; |
| // need to call this due to clear byte at top if avoiding |
| // having the top bit set (-ve number) |
| // Basically get rid of top zero ints: |
| bn_correct_top(ret); |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } else { // (len = 0) means value = 0 and sign will be 0, too. |
| ret->top = 0; |
| return JNI_TRUE; |
| } |
| } |
| |
| |
| #define BYTES2INT(bytes, k) \ |
| ( (bytes[k + 3] & 0xFF) \ |
| | (bytes[k + 2] & 0xFF) << 8 \ |
| | (bytes[k + 1] & 0xFF) << 16 \ |
| | (bytes[k + 0] & 0xFF) << 24 ) |
| |
| static jboolean negBigEndianBytes2bn(JNIEnv*, jclass, const unsigned char* bytes, int bytesLen, BIGNUM* ret) { |
| // We rely on: (BN_BITS2 == 32), i.e. BN_ULONG is unsigned int and has 4 bytes: |
| // |
| bn_check_top(ret); |
| // FIXME: ASSERT (bytesLen > 0); |
| int intLen = (bytesLen + 3) / 4; |
| int firstNonzeroDigit = -2; |
| if (bn_wexpand(ret, intLen) != NULL) { |
| BN_ULONG* d = ret->d; |
| BN_ULONG di; |
| ret->top = intLen; |
| int highBytes = bytesLen % 4; |
| int k = bytesLen; |
| // Put bytes to the int array starting from the end of the byte array |
| int i = 0; |
| while (k > highBytes) { |
| k -= 4; |
| di = BYTES2INT(bytes, k); |
| if (di != 0) { |
| d[i] = -di; |
| firstNonzeroDigit = i; |
| i++; |
| while (k > highBytes) { |
| k -= 4; |
| d[i] = ~BYTES2INT(bytes, k); |
| i++; |
| } |
| break; |
| } else { |
| d[i] = 0; |
| i++; |
| } |
| } |
| if (highBytes != 0) { |
| di = -1; |
| // Put the first bytes in the highest element of the int array |
| if (firstNonzeroDigit != -2) { |
| for (k = 0; k < highBytes; k++) { |
| di = (di << 8) | (bytes[k] & 0xFF); |
| } |
| d[i] = ~di; |
| } else { |
| for (k = 0; k < highBytes; k++) { |
| di = (di << 8) | (bytes[k] & 0xFF); |
| } |
| d[i] = -di; |
| } |
| } |
| return JNI_TRUE; |
| } |
| else return JNI_FALSE; |
| } |
| |
| static jboolean NativeBN_twosComp2bn(JNIEnv* env, jclass cls, jbyteArray arr, int bytesLen, BIGNUM* ret) { |
| if (!oneValidHandle(env, ret)) return JNI_FALSE; |
| ScopedByteArrayRO bytes(env, arr); |
| if (bytes.get() == NULL) { |
| return -1; |
| } |
| jboolean success; |
| const unsigned char* s = reinterpret_cast<const unsigned char*>(bytes.get()); |
| if ((bytes[0] & 0X80) == 0) { // Positive value! |
| // |
| // We can use the existing BN implementation for unsigned big endian bytes: |
| // |
| success = (BN_bin2bn(s, bytesLen, ret) != NULL); |
| BN_set_negative(ret, JNI_FALSE); |
| } else { // Negative value! |
| // |
| // We need to apply two's complement: |
| // |
| success = negBigEndianBytes2bn(env, cls, s, bytesLen, ret); |
| BN_set_negative(ret, JNI_TRUE); |
| } |
| return success; |
| } |
| |
| static long long NativeBN_longInt(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return -1; |
| bn_check_top(a); |
| int intLen = a->top; |
| BN_ULONG* d = a->d; |
| switch (intLen) { |
| case 0: |
| return 0; |
| case 1: |
| if (!a->neg) return d[0] & 0X00000000FFFFFFFFLL; |
| else return -(d[0] & 0X00000000FFFFFFFFLL); |
| default: |
| if (!a->neg) return ((long long)d[1] << 32) | (d[0] & 0XFFFFFFFFLL); |
| else return -(((long long)d[1] << 32) | (d[0] & 0XFFFFFFFFLL)); |
| } |
| } |
| |
| static char* leadingZerosTrimmed(char* s) { |
| char* p = s; |
| if (*p == '-') { |
| p++; |
| while ((*p == '0') && (*(p + 1) != 0)) { p++; } |
| p--; |
| *p = '-'; |
| } else { |
| while ((*p == '0') && (*(p + 1) != 0)) { p++; } |
| } |
| return p; |
| } |
| |
| static jstring NativeBN_BN_bn2dec(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return NULL; |
| char* tmpStr; |
| char* retStr; |
| tmpStr = BN_bn2dec(a); |
| if (tmpStr != NULL) { |
| retStr = leadingZerosTrimmed(tmpStr); |
| jstring returnJString = env->NewStringUTF(retStr); |
| OPENSSL_free(tmpStr); |
| return returnJString; |
| } |
| else return NULL; |
| } |
| |
| static jstring NativeBN_BN_bn2hex(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return NULL; |
| char* tmpStr; |
| char* retStr; |
| tmpStr = BN_bn2hex(a); |
| if (tmpStr != NULL) { |
| retStr = leadingZerosTrimmed(tmpStr); |
| jstring returnJString = env->NewStringUTF(retStr); |
| OPENSSL_free(tmpStr); |
| return returnJString; |
| } |
| else return NULL; |
| } |
| |
| static jbyteArray NativeBN_BN_bn2bin(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return NULL; |
| jbyteArray result = env->NewByteArray(BN_num_bytes(a)); |
| if (result == NULL) { |
| return NULL; |
| } |
| ScopedByteArrayRW bytes(env, result); |
| if (bytes.get() == NULL) { |
| return NULL; |
| } |
| BN_bn2bin(a, reinterpret_cast<unsigned char*>(bytes.get())); |
| return result; |
| } |
| |
| static jintArray NativeBN_bn2litEndInts(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return NULL; |
| bn_check_top(a); |
| int len = a->top; |
| if (len == 0) { |
| return NULL; |
| } |
| jintArray result = env->NewIntArray(len); |
| if (result == NULL) { |
| return NULL; |
| } |
| ScopedIntArrayRW ints(env, result); |
| BN_ULONG* ulongs = reinterpret_cast<BN_ULONG*>(ints.get()); |
| if (ulongs == NULL) { |
| return NULL; |
| } |
| int i = len; do { i--; ulongs[i] = a->d[i]; } while (i > 0); |
| return result; |
| } |
| |
| static int NativeBN_sign(JNIEnv* env, jclass, BIGNUM* a) { |
| if (!oneValidHandle(env, a)) return -2; |
| if (BN_is_zero(a)) return 0; |
| else if (BN_is_negative(a)) return -1; |
| else return 1; |
| } |
| |
| static void NativeBN_BN_set_negative(JNIEnv* env, jclass, BIGNUM* b, int n) { |
| if (!oneValidHandle(env, b)) return; |
| BN_set_negative(b, n); |
| } |
| |
| static int NativeBN_bitLength(JNIEnv* env, jclass, BIGNUM* a) { |
| // We rely on: (BN_BITS2 == 32), i.e. BN_ULONG is unsigned int and has 4 bytes: |
| // |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| bn_check_top(a); |
| int intLen = a->top; |
| if (intLen == 0) return 0; |
| BN_ULONG* d = a->d; |
| int i = intLen - 1; |
| BN_ULONG msd = d[i]; // most significant digit |
| if (a->neg) { |
| // Handle negative values correctly: |
| // i.e. decrement the msd if all other digits are 0: |
| // while ((i > 0) && (d[i] != 0)) { i--; } |
| do { i--; } while (!((i < 0) || (d[i] != 0))); |
| if (i < 0) msd--; // Only if all lower significant digits are 0 we decrement the most significant one. |
| } |
| return (intLen - 1) * 32 + BN_num_bits_word(msd); |
| } |
| |
| static jboolean NativeBN_BN_is_bit_set(JNIEnv* env, jclass, BIGNUM* a, int n) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return (jboolean)BN_is_bit_set(a, n); |
| } |
| |
| static jboolean NativeBN_modifyBit(JNIEnv* env, jclass, BIGNUM* a, int n, int op) { |
| // LOGD("NativeBN_BN_modifyBit"); |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| switch (op) { |
| case 1: return BN_set_bit(a, n); |
| case 0: return BN_clear_bit(a, n); |
| case -1: |
| if (BN_is_bit_set(a, n)) return BN_clear_bit(a, n); |
| else return BN_set_bit(a, n); |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean NativeBN_BN_shift(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, int n) { |
| if (!twoValidHandles(env, r, a)) return JNI_FALSE; |
| return (n >= 0) ? BN_lshift(r, a, n) : BN_rshift(r, a, -n); |
| } |
| |
| static jboolean NativeBN_BN_add_word(JNIEnv* env, jclass, BIGNUM *a, BN_ULONG w) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return BN_add_word(a, w); |
| } |
| |
| static jboolean NativeBN_BN_sub_word(JNIEnv* env, jclass, BIGNUM *a, BN_ULONG w) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return BN_sub_word(a, w); |
| } |
| |
| static jboolean NativeBN_BN_mul_word(JNIEnv* env, jclass, BIGNUM *a, BN_ULONG w) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return BN_mul_word(a, w); |
| } |
| |
| static BN_ULONG NativeBN_BN_div_word(JNIEnv* env, jclass, BIGNUM *a, BN_ULONG w) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return BN_div_word(a, w); |
| } |
| |
| static BN_ULONG NativeBN_BN_mod_word(JNIEnv* env, jclass, BIGNUM *a, BN_ULONG w) { |
| if (!oneValidHandle(env, a)) return JNI_FALSE; |
| return BN_mod_word(a, w); |
| } |
| |
| static jboolean NativeBN_BN_add(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* b) { |
| if (!threeValidHandles(env, r, a, b)) return JNI_FALSE; |
| return BN_add(r, a, b); |
| } |
| |
| static jboolean NativeBN_BN_sub(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* b) { |
| if (!threeValidHandles(env, r, a, b)) return JNI_FALSE; |
| return BN_sub(r, a, b); |
| } |
| |
| static jboolean NativeBN_BN_gcd(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* b) { |
| if (!threeValidHandles(env, r, a, b)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_gcd(r, a, b, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_mul(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* b) { |
| if (!threeValidHandles(env, r, a, b)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_mul(r, a, b, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_exp(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* p) { |
| if (!threeValidHandles(env, r, a, p)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_exp(r, a, p, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_div(JNIEnv* env, jclass, BIGNUM* dv, BIGNUM* rem, BIGNUM* m, BIGNUM* d) { |
| if (!fourValidHandles(env, (rem ? rem : dv), (dv ? dv : rem), m, d)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_div(dv, rem, m, d, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_nnmod(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* m) { |
| if (!threeValidHandles(env, r, a, m)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_nnmod(r, a, m, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_mod_exp(JNIEnv* env, jclass, BIGNUM* r, BIGNUM* a, BIGNUM* p, BIGNUM* m) { |
| if (!fourValidHandles(env, r, a, p, m)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_mod_exp(r, a, p, m, ctx.get()); |
| } |
| |
| static jboolean NativeBN_BN_mod_inverse(JNIEnv* env, jclass, BIGNUM* ret, BIGNUM* a, BIGNUM* n) { |
| if (!threeValidHandles(env, ret, a, n)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return (BN_mod_inverse(ret, a, n, ctx.get()) != NULL); |
| } |
| |
| static jboolean NativeBN_BN_generate_prime_ex(JNIEnv* env, jclass, BIGNUM* ret, int bits, jboolean safe, |
| BIGNUM* add, BIGNUM* rem, jint cb) { |
| if (!oneValidHandle(env, ret)) return JNI_FALSE; |
| return BN_generate_prime_ex(ret, bits, safe, add, rem, (BN_GENCB*) cb); |
| } |
| |
| static jboolean NativeBN_BN_is_prime_ex(JNIEnv* env, jclass, BIGNUM* p, int nchecks, jint cb) { |
| if (!oneValidHandle(env, p)) return JNI_FALSE; |
| Unique_BN_CTX ctx(BN_CTX_new()); |
| return BN_is_prime_ex(p, nchecks, ctx.get(), (BN_GENCB*) cb); |
| } |
| |
| static JNINativeMethod gMethods[] = { |
| { "BN_add", "(III)Z", (void*)NativeBN_BN_add }, |
| { "BN_add_word", "(II)Z", (void*)NativeBN_BN_add_word }, |
| { "BN_bin2bn", "([BIZI)Z", (void*)NativeBN_BN_bin2bn }, |
| { "BN_bn2bin", "(I)[B", (void*)NativeBN_BN_bn2bin }, |
| { "BN_bn2dec", "(I)Ljava/lang/String;", (void*)NativeBN_BN_bn2dec }, |
| { "BN_bn2hex", "(I)Ljava/lang/String;", (void*)NativeBN_BN_bn2hex }, |
| { "BN_cmp", "(II)I", (void*)NativeBN_BN_cmp }, |
| { "BN_copy", "(II)Z", (void*)NativeBN_BN_copy }, |
| { "BN_dec2bn", "(ILjava/lang/String;)I", (void*)NativeBN_BN_dec2bn }, |
| { "BN_div", "(IIII)Z", (void*)NativeBN_BN_div }, |
| { "BN_div_word", "(II)I", (void*)NativeBN_BN_div_word }, |
| { "BN_exp", "(III)Z", (void*)NativeBN_BN_exp }, |
| { "BN_free", "(I)V", (void*)NativeBN_BN_free }, |
| { "BN_gcd", "(III)Z", (void*)NativeBN_BN_gcd }, |
| { "BN_generate_prime_ex", "(IIZIII)Z", (void*)NativeBN_BN_generate_prime_ex }, |
| { "BN_hex2bn", "(ILjava/lang/String;)I", (void*)NativeBN_BN_hex2bn }, |
| { "BN_is_bit_set", "(II)Z", (void*)NativeBN_BN_is_bit_set }, |
| { "BN_is_prime_ex", "(III)Z", (void*)NativeBN_BN_is_prime_ex }, |
| { "BN_mod_exp", "(IIII)Z", (void*)NativeBN_BN_mod_exp }, |
| { "BN_mod_inverse", "(III)Z", (void*)NativeBN_BN_mod_inverse }, |
| { "BN_mod_word", "(II)I", (void*)NativeBN_BN_mod_word }, |
| { "BN_mul", "(III)Z", (void*)NativeBN_BN_mul }, |
| { "BN_mul_word", "(II)Z", (void*)NativeBN_BN_mul_word }, |
| { "BN_new", "()I", (void*)NativeBN_BN_new }, |
| { "BN_nnmod", "(III)Z", (void*)NativeBN_BN_nnmod }, |
| { "BN_set_negative", "(II)V", (void*)NativeBN_BN_set_negative }, |
| { "BN_shift", "(III)Z", (void*)NativeBN_BN_shift }, |
| { "BN_sub", "(III)Z", (void*)NativeBN_BN_sub }, |
| { "BN_sub_word", "(II)Z", (void*)NativeBN_BN_sub_word }, |
| { "ERR_error_string", "(I)Ljava/lang/String;", (void*)NativeBN_ERR_error_string }, |
| { "ERR_get_error", "()I", (void*)NativeBN_ERR_get_error }, |
| { "bitLength", "(I)I", (void*)NativeBN_bitLength }, |
| { "bn2litEndInts", "(I)[I", (void*)NativeBN_bn2litEndInts }, |
| { "litEndInts2bn", "([IIZI)Z", (void*)NativeBN_litEndInts2bn }, |
| { "longInt", "(I)J", (void*)NativeBN_longInt }, |
| { "modifyBit", "(III)Z", (void*)NativeBN_modifyBit }, |
| { "putLongInt", "(IJ)Z", (void*)NativeBN_putLongInt }, |
| { "putULongInt", "(IJZ)Z", (void*)NativeBN_putULongInt }, |
| { "sign", "(I)I", (void*)NativeBN_sign }, |
| { "twosComp2bn", "([BII)Z", (void*)NativeBN_twosComp2bn }, |
| }; |
| int register_org_openssl_NativeBN(JNIEnv* env) { |
| return jniRegisterNativeMethods(env, "org/openssl/NativeBN", gMethods, NELEM(gMethods)); |
| } |