You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
56 lines
1.1 KiB
56 lines
1.1 KiB
/*
|
|
* Common string test code.
|
|
*
|
|
* Copyright (c) 2020, Arm Limited.
|
|
* SPDX-License-Identifier: MIT
|
|
*/
|
|
|
|
#include <ctype.h>
|
|
#include <stdio.h>
|
|
|
|
/* Accounting errors for a test case. */
|
|
static int err_count;
|
|
#define ERR_LIMIT 10
|
|
#define ERR(...) (err_count++, printf (__VA_ARGS__))
|
|
|
|
static inline void
|
|
quotechar (unsigned char c)
|
|
{
|
|
if (isprint (c))
|
|
putchar (c);
|
|
else
|
|
printf ("\\x%02x", c);
|
|
}
|
|
|
|
/* quoted print around at or the entire string if at < 0. */
|
|
static void
|
|
quoteat (const char *prefix, const void *p, int len, int at)
|
|
{
|
|
static const int CTXLEN = 15;
|
|
int i;
|
|
const char *pre = "\"";
|
|
const char *post = "\"";
|
|
const char *s = p;
|
|
if (at > CTXLEN)
|
|
{
|
|
s += at - CTXLEN;
|
|
len -= at - CTXLEN;
|
|
pre = "...\"";
|
|
}
|
|
if (at >= 0 && len > 2 * CTXLEN + 1)
|
|
{
|
|
len = 2 * CTXLEN + 1;
|
|
post = "\"...";
|
|
}
|
|
printf ("%4s: %s", prefix, pre);
|
|
for (i = 0; i < len; i++)
|
|
quotechar (s[i]);
|
|
printf ("%s\n", post);
|
|
}
|
|
|
|
static inline void
|
|
quote (const char *prefix, const void *p, int len)
|
|
{
|
|
quoteat (prefix, p, len, -1);
|
|
}
|