diff options
Diffstat (limited to 'usr/src/common/openssl/crypto/evp/evp_enc.c')
| -rw-r--r-- | usr/src/common/openssl/crypto/evp/evp_enc.c | 48 |
1 files changed, 31 insertions, 17 deletions
diff --git a/usr/src/common/openssl/crypto/evp/evp_enc.c b/usr/src/common/openssl/crypto/evp/evp_enc.c index 8ea5aa935d..22cb6131be 100644 --- a/usr/src/common/openssl/crypto/evp/evp_enc.c +++ b/usr/src/common/openssl/crypto/evp/evp_enc.c @@ -60,6 +60,7 @@ #include "cryptlib.h" #include <openssl/evp.h> #include <openssl/err.h> +#include <openssl/rand.h> #ifndef OPENSSL_NO_ENGINE #include <openssl/engine.h> #endif @@ -116,7 +117,7 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, ENGINE *imp { if (!ENGINE_init(impl)) { - EVPerr(EVP_F_EVP_CIPHERINIT, EVP_R_INITIALIZATION_ERROR); + EVPerr(EVP_F_EVP_CIPHERINIT_EX, EVP_R_INITIALIZATION_ERROR); return 0; } } @@ -133,7 +134,7 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, ENGINE *imp * control history, is that we should at least * be able to avoid using US mispellings of * "initialisation"? */ - EVPerr(EVP_F_EVP_CIPHERINIT, EVP_R_INITIALIZATION_ERROR); + EVPerr(EVP_F_EVP_CIPHERINIT_EX, EVP_R_INITIALIZATION_ERROR); return 0; } /* We'll use the ENGINE's private cipher definition */ @@ -153,7 +154,7 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, ENGINE *imp ctx->cipher_data=OPENSSL_malloc(ctx->cipher->ctx_size); if (!ctx->cipher_data) { - EVPerr(EVP_F_EVP_CIPHERINIT, ERR_R_MALLOC_FAILURE); + EVPerr(EVP_F_EVP_CIPHERINIT_EX, ERR_R_MALLOC_FAILURE); return 0; } } @@ -167,14 +168,14 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, ENGINE *imp { if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_INIT, 0, NULL)) { - EVPerr(EVP_F_EVP_CIPHERINIT, EVP_R_INITIALIZATION_ERROR); + EVPerr(EVP_F_EVP_CIPHERINIT_EX, EVP_R_INITIALIZATION_ERROR); return 0; } } } else if(!ctx->cipher) { - EVPerr(EVP_F_EVP_CIPHERINIT, EVP_R_NO_CIPHER_SET); + EVPerr(EVP_F_EVP_CIPHERINIT_EX, EVP_R_NO_CIPHER_SET); return 0; } #ifndef OPENSSL_NO_ENGINE @@ -199,7 +200,8 @@ skip_to_init: case EVP_CIPH_CBC_MODE: - OPENSSL_assert(EVP_CIPHER_CTX_iv_length(ctx) <= sizeof ctx->iv); + OPENSSL_assert(EVP_CIPHER_CTX_iv_length(ctx) <= + (int)sizeof(ctx->iv)); if(iv) memcpy(ctx->oiv, iv, EVP_CIPHER_CTX_iv_length(ctx)); memcpy(ctx->iv, ctx->oiv, EVP_CIPHER_CTX_iv_length(ctx)); break; @@ -286,7 +288,7 @@ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl, } i=ctx->buf_len; bl=ctx->cipher->block_size; - OPENSSL_assert(bl <= sizeof ctx->buf); + OPENSSL_assert(bl <= (int)sizeof(ctx->buf)); if (i != 0) { if (i+inl < bl) @@ -332,7 +334,8 @@ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) { - int i,n,b,bl,ret; + int n,ret; + unsigned int i, b, bl; b=ctx->cipher->block_size; OPENSSL_assert(b <= sizeof ctx->buf); @@ -346,7 +349,7 @@ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) { if(bl) { - EVPerr(EVP_F_EVP_ENCRYPTFINAL,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH); + EVPerr(EVP_F_EVP_ENCRYPTFINAL_EX,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH); return 0; } *outl = 0; @@ -368,7 +371,8 @@ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl, const unsigned char *in, int inl) { - int b, fix_len; + int fix_len; + unsigned int b; if (inl == 0) { @@ -421,8 +425,8 @@ int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) { - int i,b; - int n; + int i,n; + unsigned int b; *outl=0; b=ctx->cipher->block_size; @@ -430,7 +434,7 @@ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) { if(ctx->buf_len) { - EVPerr(EVP_F_EVP_DECRYPTFINAL,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH); + EVPerr(EVP_F_EVP_DECRYPTFINAL_EX,EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH); return 0; } *outl = 0; @@ -440,21 +444,21 @@ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) { if (ctx->buf_len || !ctx->final_used) { - EVPerr(EVP_F_EVP_DECRYPTFINAL,EVP_R_WRONG_FINAL_BLOCK_LENGTH); + EVPerr(EVP_F_EVP_DECRYPTFINAL_EX,EVP_R_WRONG_FINAL_BLOCK_LENGTH); return(0); } OPENSSL_assert(b <= sizeof ctx->final); n=ctx->final[b-1]; - if (n > b) + if (n == 0 || n > (int)b) { - EVPerr(EVP_F_EVP_DECRYPTFINAL,EVP_R_BAD_DECRYPT); + EVPerr(EVP_F_EVP_DECRYPTFINAL_EX,EVP_R_BAD_DECRYPT); return(0); } for (i=0; i<n; i++) { if (ctx->final[--b] != n) { - EVPerr(EVP_F_EVP_DECRYPTFINAL,EVP_R_BAD_DECRYPT); + EVPerr(EVP_F_EVP_DECRYPTFINAL_EX,EVP_R_BAD_DECRYPT); return(0); } } @@ -531,3 +535,13 @@ int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr) } return ret; } + +int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key) + { + if (ctx->cipher->flags & EVP_CIPH_RAND_KEY) + return EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_RAND_KEY, 0, key); + if (RAND_bytes(key, ctx->key_len) <= 0) + return 0; + return 1; + } + |