提交 1e53a9fd 编写于 作者: R Richard Levitte

Add z modifier parsing to the BIO_printf et all format string

Reviewed-by: NAndy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3064)
上级 6edc7145
......@@ -4,6 +4,10 @@
Changes between 1.1.0e and 1.1.1 [xx XXX xxxx]
*) Add the z modifier parsing to BIO_printf() et al formatting string,
to be used for size_t and ssize_t (ossl_ssize_t).
[Richard Levitte]
*) Add EC_KEY_get0_engine(), which does for EC_KEY what RSA_get0_engine()
does for RSA, etc.
[Richard Levitte]
......
......@@ -89,6 +89,7 @@ static int _dopr(char **sbuffer, char **buffer,
#define DP_C_LONG 2
#define DP_C_LDOUBLE 3
#define DP_C_LLONG 4
#define DP_C_SIZE 5
/* Floating point formats */
#define F_FORMAT 0
......@@ -214,6 +215,10 @@ _dopr(char **sbuffer,
cflags = DP_C_LDOUBLE;
ch = *format++;
break;
case 'z':
cflags = DP_C_SIZE;
ch = *format++;
break;
default:
break;
}
......@@ -233,6 +238,9 @@ _dopr(char **sbuffer,
case DP_C_LLONG:
value = va_arg(args, LLONG);
break;
case DP_C_SIZE:
value = va_arg(args, ossl_ssize_t);
break;
default:
value = va_arg(args, int);
break;
......@@ -253,11 +261,14 @@ _dopr(char **sbuffer,
value = (unsigned short int)va_arg(args, unsigned int);
break;
case DP_C_LONG:
value = (LLONG) va_arg(args, unsigned long int);
value = (LLONG)va_arg(args, unsigned long int);
break;
case DP_C_LLONG:
value = va_arg(args, unsigned LLONG);
break;
case DP_C_SIZE:
value = (ossl_ssize_t)va_arg(args, size_t);
break;
default:
value = (LLONG) va_arg(args, unsigned int);
break;
......
......@@ -724,10 +724,16 @@ void BIO_copy_next_retry(BIO *b);
* long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);
*/
# ifdef __GNUC__
# define __bio_h__attr__ __attribute__
# else
# define __bio_h__attr__(x)
# define __bio_h__attr__(x)
# if defined(__GNUC__) && defined(__STDC_VERSION__)
/*
* Because we support the 'z' modifier, which made its appearance in C99,
* we can't use __attribute__ with pre C99 dialects.
*/
# if __STDC_VERSION__ >= 199901L
# undef __bio_h__attr__
# define __bio_h__attr__ __attribute__
# endif
# endif
int BIO_printf(BIO *bio, const char *format, ...)
__bio_h__attr__((__format__(__printf__, 2, 3)));
......
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