Cross Reference: /external/boringssl/src/crypto/cipher/cipher.c

Lines Matching refs:cipher
57 #include <openssl/cipher.h>
103   if (c->cipher != NULL) {
104     if (c->cipher->cleanup) {
105       c->cipher->cleanup(c);
107     OPENSSL_cleanse(c->cipher_data, c->cipher->ctx_size);
123   if (in == NULL || in->cipher == NULL) {
131   if (in->cipher_data && in->cipher->ctx_size) {
132     out->cipher_data = OPENSSL_malloc(in->cipher->ctx_size);
137     memcpy(out->cipher_data, in->cipher_data, in->cipher->ctx_size);
140   if (in->cipher->flags & EVP_CIPH_CUSTOM_COPY) {
141     return in->cipher->ctrl((EVP_CIPHER_CTX *)in, EVP_CTRL_COPY, 0, out);
147 int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
159   if (cipher) {
163     if (ctx->cipher) {
169     ctx->cipher = cipher;
170     if (ctx->cipher->ctx_size) {
171       ctx->cipher_data = OPENSSL_malloc(ctx->cipher->ctx_size);
173         ctx->cipher = NULL;
181     ctx->key_len = cipher->key_len;
184     if (ctx->cipher->flags & EVP_CIPH_CTRL_INIT) {
186         ctx->cipher = NULL;
191   } else if (!ctx->cipher) {
197   assert(ctx->cipher->block_size == 1 || ctx->cipher->block_size == 8 ||
198          ctx->cipher->block_size == 16);
232   if (key || (ctx->cipher->flags & EVP_CIPH_ALWAYS_CALL_INIT)) {
233     if (!ctx->cipher->init(ctx, key, iv, enc)) {
240   ctx->block_mask = ctx->cipher->block_size - 1;
244 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
246   return EVP_CipherInit_ex(ctx, cipher, impl, key, iv, 1);
249 int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
251   return EVP_CipherInit_ex(ctx, cipher, impl, key, iv, 0);
258   if (ctx->cipher->flags & EVP_CIPH_FLAG_CUSTOM_CIPHER) {
259     i = ctx->cipher->cipher(ctx, out, in, in_len);
274     if (ctx->cipher->cipher(ctx, out, in, in_len)) {
284   bl = ctx->cipher->block_size;
295       if (!ctx->cipher->cipher(ctx, out, ctx->buf, bl)) {
310     if (!ctx->cipher->cipher(ctx, out, in, in_len)) {
327   if (ctx->cipher->flags & EVP_CIPH_FLAG_CUSTOM_CIPHER) {
328     ret = ctx->cipher->cipher(ctx, out, NULL, 0);
337   b = ctx->cipher->block_size;
358   ret = ctx->cipher->cipher(ctx, out, ctx->buf, b);
372   if (ctx->cipher->flags & EVP_CIPH_FLAG_CUSTOM_CIPHER) {
373     int r = ctx->cipher->cipher(ctx, out, in, in_len);
392   b = ctx->cipher->block_size;
429   if (ctx->cipher->flags & EVP_CIPH_FLAG_CUSTOM_CIPHER) {
430     i = ctx->cipher->cipher(ctx, out, NULL, 0);
439   b = ctx->cipher->block_size;
471     n = ctx->cipher->block_size - n;
485   return ctx->cipher->cipher(ctx, out, in, in_len);
506   return ctx->cipher;
510   return ctx->cipher->nid;
514   return ctx->cipher->block_size;
522   return ctx->cipher->iv_len;
534   return ctx->cipher->flags & ~EVP_CIPH_MODE_MASK;
538   return ctx->cipher->flags & EVP_CIPH_MODE_MASK;
543   if (!ctx->cipher) {
548   if (!ctx->cipher->ctrl) {
553   ret = ctx->cipher->ctrl(ctx, command, arg, ptr);
576   if (key_len == 0 || !(c->cipher->flags & EVP_CIPH_VARIABLE_LENGTH)) {
585 int EVP_CIPHER_nid(const EVP_CIPHER *cipher) { return cipher->nid; }
587 unsigned EVP_CIPHER_block_size(const EVP_CIPHER *cipher) {
588   return cipher->block_size;
591 unsigned EVP_CIPHER_key_length(const EVP_CIPHER *cipher) {
592   return cipher->key_len;
595 unsigned EVP_CIPHER_iv_length(const EVP_CIPHER *cipher) {
596   return cipher->iv_len;
599 uint32_t EVP_CIPHER_flags(const EVP_CIPHER *cipher) {
600   return cipher->flags & ~EVP_CIPH_MODE_MASK;
603 uint32_t EVP_CIPHER_mode(const EVP_CIPHER *cipher) {
604   return cipher->flags & EVP_CIPH_MODE_MASK;
607 int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
609   if (cipher) {
612   return EVP_CipherInit_ex(ctx, cipher, NULL, key, iv, enc);
615 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
617   return EVP_CipherInit(ctx, cipher, key, iv, 1);
620 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
622   return EVP_CipherInit(ctx, cipher, key, iv, 0);