diff options
Diffstat (limited to 'crypto/buffer/buffer.c')
| -rw-r--r-- | crypto/buffer/buffer.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/crypto/buffer/buffer.c b/crypto/buffer/buffer.c index 3b4c79f..d7aa79a 100644 --- a/crypto/buffer/buffer.c +++ b/crypto/buffer/buffer.c @@ -94,16 +94,11 @@ void BUF_MEM_free(BUF_MEM *a) OPENSSL_free(a); } -int BUF_MEM_grow(BUF_MEM *str, int len) +int BUF_MEM_grow(BUF_MEM *str, size_t len) { char *ret; - unsigned int n; + size_t n; - if (len < 0) - { - BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE); - return 0; - } if (str->length >= len) { str->length=len; @@ -141,16 +136,11 @@ int BUF_MEM_grow(BUF_MEM *str, int len) return(len); } -int BUF_MEM_grow_clean(BUF_MEM *str, int len) +int BUF_MEM_grow_clean(BUF_MEM *str, size_t len) { char *ret; - unsigned int n; + size_t n; - if (len < 0) - { - BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE); - return 0; - } if (str->length >= len) { memset(&str->data[len],0,str->length-len); @@ -188,3 +178,26 @@ int BUF_MEM_grow_clean(BUF_MEM *str, int len) } return(len); } + +void BUF_reverse(unsigned char *out, unsigned char *in, size_t size) + { + size_t i; + if (in) + { + out += size - 1; + for (i = 0; i < size; i++) + *in++ = *out--; + } + else + { + unsigned char *q; + char c; + q = out + size - 1; + for (i = 0; i < size/2; i++) + { + c = *q; + *q-- = *out; + *out++ = c; + } + } + } |
