engines/e_capi.c: accommodate recent DSA_SIG_[get|set]0 changes.

[openssl.git] / crypto / o_str.c

diff --git a/crypto/o_str.c b/crypto/o_str.c
index 4e2ef88e6139186ec4a95d3fba063e855708638c..beabec0ddc14a75b5ca3dab3a97aa93818695ae2 100644 (file)
--- a/crypto/o_str.c
+++ b/crypto/o_str.c
@@ -14,49 +14,6 @@
 #include "internal/cryptlib.h"
 #include "internal/o_str.h"
 
-#if !defined(OPENSSL_IMPLEMENTS_strncasecmp) && \
-    !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_WINCE) && \
-    !defined(NETWARE_CLIB)
-# include <strings.h>
-#endif
-
-int OPENSSL_strncasecmp(const char *str1, const char *str2, size_t n)
-{
-#if defined(OPENSSL_IMPLEMENTS_strncasecmp)
-    while (*str1 && *str2 && n) {
-        int res = toupper(*str1) - toupper(*str2);
-        if (res)
-            return res < 0 ? -1 : 1;
-        str1++;
-        str2++;
-        n--;
-    }
-    if (n == 0)
-        return 0;
-    if (*str1)
-        return 1;
-    if (*str2)
-        return -1;
-    return 0;
-#else
-    /*
-     * Recursion hazard warning! Whenever strncasecmp is #defined as
-     * OPENSSL_strncasecmp, OPENSSL_IMPLEMENTS_strncasecmp must be defined as
-     * well.
-     */
-    return strncasecmp(str1, str2, n);
-#endif
-}
-
-int OPENSSL_strcasecmp(const char *str1, const char *str2)
-{
-#if defined(OPENSSL_IMPLEMENTS_strncasecmp)
-    return OPENSSL_strncasecmp(str1, str2, (size_t)-1);
-#else
-    return strcasecmp(str1, str2);
-#endif
-}
-
 int OPENSSL_memcmp(const void *v1, const void *v2, size_t n)
 {
     const unsigned char *c1 = v1, *c2 = v2;
@@ -241,7 +198,12 @@ char *OPENSSL_buf2hexstr(const unsigned char *buffer, long len)
     const unsigned char *p;
     int i;
 
-    if ((tmp = OPENSSL_malloc(len * 3 + 1)) == NULL) {
+    if (len == 0)
+    {
+        return OPENSSL_zalloc(1);
+    }
+
+    if ((tmp = OPENSSL_malloc(len * 3)) == NULL) {
         CRYPTOerr(CRYPTO_F_OPENSSL_BUF2HEXSTR, ERR_R_MALLOC_FAILURE);
         return NULL;
     }
@@ -263,7 +225,9 @@ int openssl_strerror_r(int errnum, char *buf, size_t buflen)
 {
 #if defined(_MSC_VER) && _MSC_VER>=1400
     return !strerror_s(buf, buflen, errnum);
-#elif (_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && !_GNU_SOURCE
+#elif defined(_GNU_SOURCE)
+    return strerror_r(errnum, buf, buflen) != NULL;
+#elif (_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600)
     /*
      * We can use "real" strerror_r. The OpenSSL version differs in that it
      * gives 1 on success and 0 on failure for consistency with other OpenSSL