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/*------------------------------------------------------------------
* test_strrchr_s
* File 'strrchr_s.c'
* Lines executed:93.75% of 16
*
*------------------------------------------------------------------
*/
#include "test_private.h"
#include "safe_str_lib.h"
#include <string.h>
#define LEN (128)
static char str[LEN];
int test_strrchr_s(void);
int test_strrchr_s(void) {
errno_t rc;
int ch;
char *sub;
#ifdef HAVE_STRRCHR
char *std_sub;
#endif
size_t len;
int errs = 0;
/*--------------------------------------------------*/
ch = 0;
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("empty dest")
rc = strrchr_s(NULL, LEN, ch, &sub);
ERR(ESNULLP);
SUBNULL();
EXPECT_BOS("empty resultp")
rc = strrchr_s(str, LEN, ch, NULL);
ERR(ESNULLP);
EXPECT_BOS("empty dest or dmax")
rc = strrchr_s(str, 0, ch, &sub);
ERR(ESZEROL)
SUBNULL();
EXPECT_BOS("dest overflow")
rc = strrchr_s(str, RSIZE_MAX_STR + 1, ch, &sub);
ERR(ESLEMAX)
SUBNULL();
EXPECT_BOS("ch overflow >255")
rc = strrchr_s(str, LEN, 256, &sub);
ERR(ESLEMAX)
SUBNULL();
memset(str, 0, LEN);
rc = strrchr_s(str, LEN, 0, &sub);
ERR(ESZEROL);
SUBNULL();
#endif
strcpy(str, "keep it all together");
len = strlen(str);
rc = strrchr_s(str, len + 1, 0, &sub);
ERR(EOK);
PTREQ(sub, &str[len]);
/*--------------------------------------------------*/
/* at beginning */
rc = strrchr_s(str, len, 'k', &sub);
ERR(EOK)
PTREQ(sub, &str[0]);
/* in the middle - left */
rc = strrchr_s(str, 5, 'e', &sub);
ERR(EOK)
PTREQ(sub, &str[2]);
/* in the middle - right */
rc = strrchr_s(str, len, 'o', &sub);
ERR(EOK)
PTREQ(sub, &str[13]);
/*--------------------------------------------------*/
/* 012345678901234567890 */
strcpy(str, "keep it all together");
len = strlen(str);
rc = strrchr_s(str, len, 'h', &sub);
ERR(EOK)
PTREQ(sub, &str[17]);
rc = strrchr_s(str, len, 'r', &sub);
ERR(EOK)
PTREQ(sub, &str[19]);
/*--------------------------------------------------*/
rc = strrchr_s(str, 3, 'i', &sub);
ERR(ESNOTFND)
SUBNULL();
rc = strrchr_s(str, len, 'i', &sub);
ERR(EOK)
/*--------------------------------------------------*/
strcpy(str, "keep it all together");
rc = strrchr_s(str, len, 1, &sub);
ERR(ESNOTFND);
SUBNULL();
rc = strrchr_s(str, len, 'e', &sub);
ERR(EOK)
PTREQ(sub, &str[18]);
#ifdef HAVE_STRRCHR
/* compare to legacy.
note that truncated len is different here!
legacy uses the full strlen, even if > dlen
*/
std_sub = strrchr(str, 'e');
PTREQ(sub, std_sub);
#endif
/*--------------------------------------------------*/
return (errs);
}
#ifndef __KERNEL__
/* simple hack to get this to work for both userspace and Linux kernel,
until a better solution can be created. */
int main(void) { return (test_strrchr_s()); }
#endif
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