From c3ae4aaac9f0b168aed063d3e86c5196608eaba1 Mon Sep 17 00:00:00 2001 From: Arne Schwabe Date: Wed, 15 Apr 2015 00:17:26 +0200 Subject: Move more to git, add submodules, fix build script, change hgignore to gitignore --- main/openssl | 1 + main/openssl/crypto/evp/bio_enc.c | 428 -------------------------------------- 2 files changed, 1 insertion(+), 428 deletions(-) create mode 160000 main/openssl delete mode 100644 main/openssl/crypto/evp/bio_enc.c (limited to 'main/openssl/crypto/evp/bio_enc.c') diff --git a/main/openssl b/main/openssl new file mode 160000 index 00000000..4d377a9c --- /dev/null +++ b/main/openssl @@ -0,0 +1 @@ +Subproject commit 4d377a9ce111930d8a8f06dc0e94a892a7f6c516 diff --git a/main/openssl/crypto/evp/bio_enc.c b/main/openssl/crypto/evp/bio_enc.c deleted file mode 100644 index b6efb5fb..00000000 --- a/main/openssl/crypto/evp/bio_enc.c +++ /dev/null @@ -1,428 +0,0 @@ -/* crypto/evp/bio_enc.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include -#include -#include "cryptlib.h" -#include -#include - -static int enc_write(BIO *h, const char *buf, int num); -static int enc_read(BIO *h, char *buf, int size); -/*static int enc_puts(BIO *h, const char *str); */ -/*static int enc_gets(BIO *h, char *str, int size); */ -static long enc_ctrl(BIO *h, int cmd, long arg1, void *arg2); -static int enc_new(BIO *h); -static int enc_free(BIO *data); -static long enc_callback_ctrl(BIO *h, int cmd, bio_info_cb *fps); -#define ENC_BLOCK_SIZE (1024*4) -#define BUF_OFFSET (EVP_MAX_BLOCK_LENGTH*2) - -typedef struct enc_struct - { - int buf_len; - int buf_off; - int cont; /* <= 0 when finished */ - int finished; - int ok; /* bad decrypt */ - EVP_CIPHER_CTX cipher; - /* buf is larger than ENC_BLOCK_SIZE because EVP_DecryptUpdate - * can return up to a block more data than is presented to it - */ - char buf[ENC_BLOCK_SIZE+BUF_OFFSET+2]; - } BIO_ENC_CTX; - -static BIO_METHOD methods_enc= - { - BIO_TYPE_CIPHER,"cipher", - enc_write, - enc_read, - NULL, /* enc_puts, */ - NULL, /* enc_gets, */ - enc_ctrl, - enc_new, - enc_free, - enc_callback_ctrl, - }; - -BIO_METHOD *BIO_f_cipher(void) - { - return(&methods_enc); - } - -static int enc_new(BIO *bi) - { - BIO_ENC_CTX *ctx; - - ctx=(BIO_ENC_CTX *)OPENSSL_malloc(sizeof(BIO_ENC_CTX)); - if (ctx == NULL) return(0); - EVP_CIPHER_CTX_init(&ctx->cipher); - - ctx->buf_len=0; - ctx->buf_off=0; - ctx->cont=1; - ctx->finished=0; - ctx->ok=1; - - bi->init=0; - bi->ptr=(char *)ctx; - bi->flags=0; - return(1); - } - -static int enc_free(BIO *a) - { - BIO_ENC_CTX *b; - - if (a == NULL) return(0); - b=(BIO_ENC_CTX *)a->ptr; - EVP_CIPHER_CTX_cleanup(&(b->cipher)); - OPENSSL_cleanse(a->ptr,sizeof(BIO_ENC_CTX)); - OPENSSL_free(a->ptr); - a->ptr=NULL; - a->init=0; - a->flags=0; - return(1); - } - -static int enc_read(BIO *b, char *out, int outl) - { - int ret=0,i; - BIO_ENC_CTX *ctx; - - if (out == NULL) return(0); - ctx=(BIO_ENC_CTX *)b->ptr; - - if ((ctx == NULL) || (b->next_bio == NULL)) return(0); - - /* First check if there are bytes decoded/encoded */ - if (ctx->buf_len > 0) - { - i=ctx->buf_len-ctx->buf_off; - if (i > outl) i=outl; - memcpy(out,&(ctx->buf[ctx->buf_off]),i); - ret=i; - out+=i; - outl-=i; - ctx->buf_off+=i; - if (ctx->buf_len == ctx->buf_off) - { - ctx->buf_len=0; - ctx->buf_off=0; - } - } - - /* At this point, we have room of outl bytes and an empty - * buffer, so we should read in some more. */ - - while (outl > 0) - { - if (ctx->cont <= 0) break; - - /* read in at IV offset, read the EVP_Cipher - * documentation about why */ - i=BIO_read(b->next_bio,&(ctx->buf[BUF_OFFSET]),ENC_BLOCK_SIZE); - - if (i <= 0) - { - /* Should be continue next time we are called? */ - if (!BIO_should_retry(b->next_bio)) - { - ctx->cont=i; - i=EVP_CipherFinal_ex(&(ctx->cipher), - (unsigned char *)ctx->buf, - &(ctx->buf_len)); - ctx->ok=i; - ctx->buf_off=0; - } - else - { - ret=(ret == 0)?i:ret; - break; - } - } - else - { - EVP_CipherUpdate(&(ctx->cipher), - (unsigned char *)ctx->buf,&ctx->buf_len, - (unsigned char *)&(ctx->buf[BUF_OFFSET]),i); - ctx->cont=1; - /* Note: it is possible for EVP_CipherUpdate to - * decrypt zero bytes because this is or looks like - * the final block: if this happens we should retry - * and either read more data or decrypt the final - * block - */ - if(ctx->buf_len == 0) continue; - } - - if (ctx->buf_len <= outl) - i=ctx->buf_len; - else - i=outl; - if (i <= 0) break; - memcpy(out,ctx->buf,i); - ret+=i; - ctx->buf_off=i; - outl-=i; - out+=i; - } - - BIO_clear_retry_flags(b); - BIO_copy_next_retry(b); - return((ret == 0)?ctx->cont:ret); - } - -static int enc_write(BIO *b, const char *in, int inl) - { - int ret=0,n,i; - BIO_ENC_CTX *ctx; - - ctx=(BIO_ENC_CTX *)b->ptr; - ret=inl; - - BIO_clear_retry_flags(b); - n=ctx->buf_len-ctx->buf_off; - while (n > 0) - { - i=BIO_write(b->next_bio,&(ctx->buf[ctx->buf_off]),n); - if (i <= 0) - { - BIO_copy_next_retry(b); - return(i); - } - ctx->buf_off+=i; - n-=i; - } - /* at this point all pending data has been written */ - - if ((in == NULL) || (inl <= 0)) return(0); - - ctx->buf_off=0; - while (inl > 0) - { - n=(inl > ENC_BLOCK_SIZE)?ENC_BLOCK_SIZE:inl; - EVP_CipherUpdate(&(ctx->cipher), - (unsigned char *)ctx->buf,&ctx->buf_len, - (unsigned char *)in,n); - inl-=n; - in+=n; - - ctx->buf_off=0; - n=ctx->buf_len; - while (n > 0) - { - i=BIO_write(b->next_bio,&(ctx->buf[ctx->buf_off]),n); - if (i <= 0) - { - BIO_copy_next_retry(b); - return (ret == inl) ? i : ret - inl; - } - n-=i; - ctx->buf_off+=i; - } - ctx->buf_len=0; - ctx->buf_off=0; - } - BIO_copy_next_retry(b); - return(ret); - } - -static long enc_ctrl(BIO *b, int cmd, long num, void *ptr) - { - BIO *dbio; - BIO_ENC_CTX *ctx,*dctx; - long ret=1; - int i; - EVP_CIPHER_CTX **c_ctx; - - ctx=(BIO_ENC_CTX *)b->ptr; - - switch (cmd) - { - case BIO_CTRL_RESET: - ctx->ok=1; - ctx->finished=0; - EVP_CipherInit_ex(&(ctx->cipher),NULL,NULL,NULL,NULL, - ctx->cipher.encrypt); - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - case BIO_CTRL_EOF: /* More to read */ - if (ctx->cont <= 0) - ret=1; - else - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - case BIO_CTRL_WPENDING: - ret=ctx->buf_len-ctx->buf_off; - if (ret <= 0) - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - case BIO_CTRL_PENDING: /* More to read in buffer */ - ret=ctx->buf_len-ctx->buf_off; - if (ret <= 0) - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - case BIO_CTRL_FLUSH: - /* do a final write */ -again: - while (ctx->buf_len != ctx->buf_off) - { - i=enc_write(b,NULL,0); - if (i < 0) - return i; - } - - if (!ctx->finished) - { - ctx->finished=1; - ctx->buf_off=0; - ret=EVP_CipherFinal_ex(&(ctx->cipher), - (unsigned char *)ctx->buf, - &(ctx->buf_len)); - ctx->ok=(int)ret; - if (ret <= 0) break; - - /* push out the bytes */ - goto again; - } - - /* Finally flush the underlying BIO */ - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - case BIO_C_GET_CIPHER_STATUS: - ret=(long)ctx->ok; - break; - case BIO_C_DO_STATE_MACHINE: - BIO_clear_retry_flags(b); - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - BIO_copy_next_retry(b); - break; - case BIO_C_GET_CIPHER_CTX: - c_ctx=(EVP_CIPHER_CTX **)ptr; - (*c_ctx)= &(ctx->cipher); - b->init=1; - break; - case BIO_CTRL_DUP: - dbio=(BIO *)ptr; - dctx=(BIO_ENC_CTX *)dbio->ptr; - EVP_CIPHER_CTX_init(&dctx->cipher); - ret = EVP_CIPHER_CTX_copy(&dctx->cipher,&ctx->cipher); - if (ret) - dbio->init=1; - break; - default: - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - } - return(ret); - } - -static long enc_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) - { - long ret=1; - - if (b->next_bio == NULL) return(0); - switch (cmd) - { - default: - ret=BIO_callback_ctrl(b->next_bio,cmd,fp); - break; - } - return(ret); - } - -/* -void BIO_set_cipher_ctx(b,c) -BIO *b; -EVP_CIPHER_ctx *c; - { - if (b == NULL) return; - - if ((b->callback != NULL) && - (b->callback(b,BIO_CB_CTRL,(char *)c,BIO_CTRL_SET,e,0L) <= 0)) - return; - - b->init=1; - ctx=(BIO_ENC_CTX *)b->ptr; - memcpy(ctx->cipher,c,sizeof(EVP_CIPHER_CTX)); - - if (b->callback != NULL) - b->callback(b,BIO_CB_CTRL,(char *)c,BIO_CTRL_SET,e,1L); - } -*/ - -void BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k, - const unsigned char *i, int e) - { - BIO_ENC_CTX *ctx; - - if (b == NULL) return; - - if ((b->callback != NULL) && - (b->callback(b,BIO_CB_CTRL,(const char *)c,BIO_CTRL_SET,e,0L) <= 0)) - return; - - b->init=1; - ctx=(BIO_ENC_CTX *)b->ptr; - EVP_CipherInit_ex(&(ctx->cipher),c,NULL, k,i,e); - - if (b->callback != NULL) - b->callback(b,BIO_CB_CTRL,(const char *)c,BIO_CTRL_SET,e,1L); - } - -- cgit v1.2.3