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move some string utilities to buf_str.c to reduce some dependencies (from 0.9.8 branch).

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Dr. Stephen Henson
2011-01-09 13:32:57 +00:00
parent 7b1a04519f
commit 778b14b72d
3 changed files with 121 additions and 60 deletions
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58
crypto/buffer/buffer.c
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@@ -162,64 +162,6 @@ int BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
return(len);
}
char *BUF_strdup(const char *str)
{
if (str == NULL) return(NULL);
return BUF_strndup(str, strlen(str));
}
char *BUF_strndup(const char *str, size_t siz)
{
char *ret;
if (str == NULL) return(NULL);
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);
}
void *BUF_memdup(const void *data, size_t siz)
{
void *ret;
if (data == NULL) 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);
}
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 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);
}
void BUF_reverse(unsigned char *out, unsigned char *in, size_t size)
{
size_t i;