Fix for vasprintf with AIX

pull/2617/head
Eric Blankenhorn 2019-11-20 17:47:54 -06:00
parent 88fb7efb8c
commit b57294eff7
2 changed files with 54 additions and 2 deletions

View File

@ -26,7 +26,7 @@
#include <wolfssl/wolfcrypt/settings.h>
#if defined(OPENSSL_EXTRA) && !defined(_WIN32)
/* turn on GNU extensions for vasprintf with wolfSSL_BIO_printf */
/* turn on GNU extensions for XVASPRINTF with wolfSSL_BIO_printf */
#undef _GNU_SOURCE
#define _GNU_SOURCE
#endif
@ -26151,7 +26151,7 @@ int wolfSSL_BIO_printf(WOLFSSL_BIO* bio, const char* format, ...)
case WOLFSSL_BIO_SSL:
{
char* pt = NULL;
ret = vasprintf(&pt, format, args);
ret = XVASPRINTF(&pt, format, args);
if (ret > 0 && pt != NULL) {
wolfSSL_BIO_write(bio, pt, ret);
}

View File

@ -493,6 +493,58 @@
#endif /* _MSC_VER || __CYGWIN__ || __MINGW32__ */
#endif /* USE_WINDOWS_API */
/* XVASPRINTF is used in ssl.c for wolfSSL_BIO_printf */
#if (defined(sun) || defined(__sun) || defined(_AIX))
#include <stdarg.h>
static WC_INLINE
int xvasprintf(char **ret, const char *format, va_list args)
{
int count;
char *buffer;
va_list copy;
va_copy(copy, args);
*ret = NULL;
count = vsnprintf(NULL, 0, format, args);
if (count >= 0)
{
buffer = malloc(count + 1);
if (buffer == NULL)
{
count = -1;
}
else
{
count = vsnprintf(buffer, count + 1, format, copy);
if (count < 0)
{
free(buffer);
count = -1;
}
else
{
*ret = buffer;
}
}
}
va_end(copy);
return count;
}
#define XVASPRINTF xvasprintf
#else
#ifndef XVASPRINTF
#if defined(NO_FILESYSTEM) && (defined(OPENSSL_EXTRA) || \
defined(HAVE_PKCS7)) && !defined(NO_STDIO_FILESYSTEM)
/* case where stdio is not included else where but is needed
for vasprintf */
#include <stdio.h>
#endif
#define XVASPRINTF vasprintf
#endif
#endif /* defined(sun) || defined(__sun) || defined(_AIX) */
#if defined(WOLFSSL_CERT_EXT) || defined(HAVE_ALPN)
/* use only Thread Safe version of strtok */
#if defined(USE_WOLF_STRTOK)