diff options
Diffstat (limited to 'drivers/builtin_openssl2/crypto/buffer')
| -rw-r--r-- | drivers/builtin_openssl2/crypto/buffer/buf_err.c | 48 | ||||
| -rw-r--r-- | drivers/builtin_openssl2/crypto/buffer/buf_str.c | 107 | ||||
| -rw-r--r-- | drivers/builtin_openssl2/crypto/buffer/buffer.c | 248 |
3 files changed, 196 insertions, 207 deletions
diff --git a/drivers/builtin_openssl2/crypto/buffer/buf_err.c b/drivers/builtin_openssl2/crypto/buffer/buf_err.c index 8f1de6192b..631eec38d7 100644 --- a/drivers/builtin_openssl2/crypto/buffer/buf_err.c +++ b/drivers/builtin_openssl2/crypto/buffer/buf_err.c @@ -7,7 +7,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -53,7 +53,8 @@ * */ -/* NOTE: this file was auto generated by the mkerr.pl script: any changes +/* + * NOTE: this file was auto generated by the mkerr.pl script: any changes * made to it will be overwritten when the script next updates this file, * only reason strings will be preserved. */ @@ -65,35 +66,32 @@ /* BEGIN ERROR CODES */ #ifndef OPENSSL_NO_ERR -#define ERR_FUNC(func) ERR_PACK(ERR_LIB_BUF,func,0) -#define ERR_REASON(reason) ERR_PACK(ERR_LIB_BUF,0,reason) +# define ERR_FUNC(func) ERR_PACK(ERR_LIB_BUF,func,0) +# define ERR_REASON(reason) ERR_PACK(ERR_LIB_BUF,0,reason) -static ERR_STRING_DATA BUF_str_functs[]= - { -{ERR_FUNC(BUF_F_BUF_MEMDUP), "BUF_memdup"}, -{ERR_FUNC(BUF_F_BUF_MEM_GROW), "BUF_MEM_grow"}, -{ERR_FUNC(BUF_F_BUF_MEM_GROW_CLEAN), "BUF_MEM_grow_clean"}, -{ERR_FUNC(BUF_F_BUF_MEM_NEW), "BUF_MEM_new"}, -{ERR_FUNC(BUF_F_BUF_STRDUP), "BUF_strdup"}, -{ERR_FUNC(BUF_F_BUF_STRNDUP), "BUF_strndup"}, -{0,NULL} - }; +static ERR_STRING_DATA BUF_str_functs[] = { + {ERR_FUNC(BUF_F_BUF_MEMDUP), "BUF_memdup"}, + {ERR_FUNC(BUF_F_BUF_MEM_GROW), "BUF_MEM_grow"}, + {ERR_FUNC(BUF_F_BUF_MEM_GROW_CLEAN), "BUF_MEM_grow_clean"}, + {ERR_FUNC(BUF_F_BUF_MEM_NEW), "BUF_MEM_new"}, + {ERR_FUNC(BUF_F_BUF_STRDUP), "BUF_strdup"}, + {ERR_FUNC(BUF_F_BUF_STRNDUP), "BUF_strndup"}, + {0, NULL} +}; -static ERR_STRING_DATA BUF_str_reasons[]= - { -{0,NULL} - }; +static ERR_STRING_DATA BUF_str_reasons[] = { + {0, NULL} +}; #endif void ERR_load_BUF_strings(void) - { +{ #ifndef OPENSSL_NO_ERR - if (ERR_func_error_string(BUF_str_functs[0].error) == NULL) - { - ERR_load_strings(0,BUF_str_functs); - ERR_load_strings(0,BUF_str_reasons); - } + if (ERR_func_error_string(BUF_str_functs[0].error) == NULL) { + ERR_load_strings(0, BUF_str_functs); + ERR_load_strings(0, BUF_str_reasons); + } #endif - } +} diff --git a/drivers/builtin_openssl2/crypto/buffer/buf_str.c b/drivers/builtin_openssl2/crypto/buffer/buf_str.c index 151f5ea971..233af246e4 100644 --- a/drivers/builtin_openssl2/crypto/buffer/buf_str.c +++ b/drivers/builtin_openssl2/crypto/buffer/buf_str.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -58,62 +58,69 @@ #include <stdio.h> #include "cryptlib.h" +#include <limits.h> #include <openssl/buffer.h> char *BUF_strdup(const char *str) - { - if (str == NULL) return(NULL); - return BUF_strndup(str, strlen(str)); - } +{ + if (str == NULL) + return NULL; + return BUF_strndup(str, strlen(str)); +} char *BUF_strndup(const char *str, size_t siz) - { - char *ret; +{ + char *ret; + + if (str == NULL) + return NULL; + + if (siz >= INT_MAX) + return NULL; + + ret = OPENSSL_malloc(siz + 1); + if (ret == NULL) { + BUFerr(BUF_F_BUF_STRNDUP, ERR_R_MALLOC_FAILURE); + return NULL; + } - if (str == NULL) return(NULL); + memcpy(ret, str, siz); + ret[siz] = '\0'; - ret=OPENSSL_malloc(siz+1); - if (ret == NULL) - { - BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE); - return(NULL); - } - BUF_strlcpy(ret,str,siz+1); - return(ret); - } + return (ret); +} void *BUF_memdup(const void *data, size_t siz) - { - void *ret; +{ + void *ret; - if (data == NULL) return(NULL); + if (data == NULL || siz >= INT_MAX) + return NULL; - ret=OPENSSL_malloc(siz); - if (ret == NULL) - { - BUFerr(BUF_F_BUF_MEMDUP,ERR_R_MALLOC_FAILURE); - return(NULL); - } - return memcpy(ret, data, siz); - } + ret = OPENSSL_malloc(siz); + if (ret == NULL) { + BUFerr(BUF_F_BUF_MEMDUP, ERR_R_MALLOC_FAILURE); + return NULL; + } + return memcpy(ret, data, siz); +} size_t BUF_strlcpy(char *dst, const char *src, size_t size) - { - size_t l = 0; - for(; size > 1 && *src; size--) - { - *dst++ = *src++; - l++; - } - if (size) - *dst = '\0'; - return l + strlen(src); - } +{ + size_t l = 0; + for (; size > 1 && *src; size--) { + *dst++ = *src++; + l++; + } + if (size) + *dst = '\0'; + return l + strlen(src); +} size_t BUF_strlcat(char *dst, const char *src, size_t size) - { - size_t l = 0; - for(; size > 0 && *dst; size--, dst++) - l++; - return l + BUF_strlcpy(dst, src, size); - } +{ + size_t l = 0; + for (; size > 0 && *dst; size--, dst++) + l++; + return l + BUF_strlcpy(dst, src, size); +} diff --git a/drivers/builtin_openssl2/crypto/buffer/buffer.c b/drivers/builtin_openssl2/crypto/buffer/buffer.c index d4a4ce43b3..eff3e08157 100644 --- a/drivers/builtin_openssl2/crypto/buffer/buffer.c +++ b/drivers/builtin_openssl2/crypto/buffer/buffer.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -60,144 +60,128 @@ #include "cryptlib.h" #include <openssl/buffer.h> -/* LIMIT_BEFORE_EXPANSION is the maximum n such that (n+3)/3*4 < 2**31. That - * function is applied in several functions in this file and this limit ensures - * that the result fits in an int. */ +/* + * LIMIT_BEFORE_EXPANSION is the maximum n such that (n+3)/3*4 < 2**31. That + * function is applied in several functions in this file and this limit + * ensures that the result fits in an int. + */ #define LIMIT_BEFORE_EXPANSION 0x5ffffffc BUF_MEM *BUF_MEM_new(void) - { - BUF_MEM *ret; +{ + BUF_MEM *ret; - ret=OPENSSL_malloc(sizeof(BUF_MEM)); - if (ret == NULL) - { - BUFerr(BUF_F_BUF_MEM_NEW,ERR_R_MALLOC_FAILURE); - return(NULL); - } - ret->length=0; - ret->max=0; - ret->data=NULL; - return(ret); - } + ret = OPENSSL_malloc(sizeof(BUF_MEM)); + if (ret == NULL) { + BUFerr(BUF_F_BUF_MEM_NEW, ERR_R_MALLOC_FAILURE); + return (NULL); + } + ret->length = 0; + ret->max = 0; + ret->data = NULL; + return (ret); +} void BUF_MEM_free(BUF_MEM *a) - { - if(a == NULL) - return; +{ + if (a == NULL) + return; - if (a->data != NULL) - { - memset(a->data,0,(unsigned int)a->max); - OPENSSL_free(a->data); - } - OPENSSL_free(a); - } + if (a->data != NULL) { + OPENSSL_cleanse(a->data, a->max); + OPENSSL_free(a->data); + } + OPENSSL_free(a); +} int BUF_MEM_grow(BUF_MEM *str, size_t len) - { - char *ret; - size_t n; +{ + char *ret; + size_t n; - if (str->length >= len) - { - str->length=len; - return(len); - } - if (str->max >= len) - { - memset(&str->data[str->length],0,len-str->length); - str->length=len; - return(len); - } - /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */ - if (len > LIMIT_BEFORE_EXPANSION) - { - BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE); - return 0; - } - n=(len+3)/3*4; - if (str->data == NULL) - ret=OPENSSL_malloc(n); - else - ret=OPENSSL_realloc(str->data,n); - if (ret == NULL) - { - BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE); - len=0; - } - else - { - str->data=ret; - str->max=n; - memset(&str->data[str->length],0,len-str->length); - str->length=len; - } - return(len); - } + if (str->length >= len) { + str->length = len; + return (len); + } + if (str->max >= len) { + memset(&str->data[str->length], 0, len - str->length); + str->length = len; + return (len); + } + /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */ + if (len > LIMIT_BEFORE_EXPANSION) { + BUFerr(BUF_F_BUF_MEM_GROW, ERR_R_MALLOC_FAILURE); + return 0; + } + n = (len + 3) / 3 * 4; + if (str->data == NULL) + ret = OPENSSL_malloc(n); + else + ret = OPENSSL_realloc(str->data, n); + if (ret == NULL) { + BUFerr(BUF_F_BUF_MEM_GROW, ERR_R_MALLOC_FAILURE); + len = 0; + } else { + str->data = ret; + str->max = n; + memset(&str->data[str->length], 0, len - str->length); + str->length = len; + } + return (len); +} int BUF_MEM_grow_clean(BUF_MEM *str, size_t len) - { - char *ret; - size_t n; +{ + char *ret; + size_t n; - if (str->length >= len) - { - memset(&str->data[len],0,str->length-len); - str->length=len; - return(len); - } - if (str->max >= len) - { - memset(&str->data[str->length],0,len-str->length); - str->length=len; - return(len); - } - /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */ - if (len > LIMIT_BEFORE_EXPANSION) - { - BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE); - return 0; - } - n=(len+3)/3*4; - if (str->data == NULL) - ret=OPENSSL_malloc(n); - else - ret=OPENSSL_realloc_clean(str->data,str->max,n); - if (ret == NULL) - { - BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE); - len=0; - } - else - { - str->data=ret; - str->max=n; - memset(&str->data[str->length],0,len-str->length); - str->length=len; - } - return(len); - } + if (str->length >= len) { + memset(&str->data[len], 0, str->length - len); + str->length = len; + return (len); + } + if (str->max >= len) { + memset(&str->data[str->length], 0, len - str->length); + str->length = len; + return (len); + } + /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */ + if (len > LIMIT_BEFORE_EXPANSION) { + BUFerr(BUF_F_BUF_MEM_GROW_CLEAN, ERR_R_MALLOC_FAILURE); + return 0; + } + n = (len + 3) / 3 * 4; + if (str->data == NULL) + ret = OPENSSL_malloc(n); + else + ret = OPENSSL_realloc_clean(str->data, str->max, n); + if (ret == NULL) { + BUFerr(BUF_F_BUF_MEM_GROW_CLEAN, ERR_R_MALLOC_FAILURE); + len = 0; + } else { + str->data = ret; + str->max = n; + memset(&str->data[str->length], 0, len - str->length); + str->length = len; + } + return (len); +} void BUF_reverse(unsigned char *out, const unsigned char *in, size_t size) - { - size_t i; - if (in) - { - out += size - 1; - for (i = 0; i < size; i++) - *out-- = *in++; - } - else - { - unsigned char *q; - char c; - q = out + size - 1; - for (i = 0; i < size/2; i++) - { - c = *q; - *q-- = *out; - *out++ = c; - } - } - } +{ + size_t i; + if (in) { + out += size - 1; + for (i = 0; i < size; i++) + *out-- = *in++; + } else { + unsigned char *q; + char c; + q = out + size - 1; + for (i = 0; i < size / 2; i++) { + c = *q; + *q-- = *out; + *out++ = c; + } + } +} |