#include "config.h"
#ifndef HAVE_SOCKLEN_T
#define socklen_t int
#endif
#if !defined(__FreeBSD__) && !defined(__APPLE__)
#define _POSIX_SOURCE
#endif
#define _GNU_SOURCE
#define _XOPEN_SOURCE
#define _BSD_TYPES
#define __EXTENSIONS__
#define _ALL_SOURCE
#define _LARGE_FILE_API
#define _XOPEN_SOURCE_EXTENDED 1
#include <string.h>
#include <strings.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#include <assert.h>
#include <errno.h>
#include <limits.h>
#include <time.h>
#include "mf-runtime.h"
#include "mf-impl.h"
#ifdef _MUDFLAP
#error "Do not compile this file with -fmudflap!"
#endif
#ifdef __FreeBSD__
#undef WRAP_memrchr
#undef WRAP_memmem
#include <dlfcn.h>
static inline size_t (strnlen) (const char* str, size_t n)
{
const char *s;
for (s = str; n && *s; ++s, --n)
;
return (s - str);
}
#endif
#ifdef WRAP_memcpy
WRAPPER2(void *, memcpy, void *dest, const void *src, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "memcpy source");
MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "memcpy dest");
return memcpy (dest, src, n);
}
#endif
#ifdef WRAP_memmove
WRAPPER2(void *, memmove, void *dest, const void *src, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "memmove src");
MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "memmove dest");
return memmove (dest, src, n);
}
#endif
#ifdef WRAP_memset
WRAPPER2(void *, memset, void *s, int c, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, n, __MF_CHECK_WRITE, "memset dest");
return memset (s, c, n);
}
#endif
#ifdef WRAP_memcmp
WRAPPER2(int, memcmp, const void *s1, const void *s2, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s1, n, __MF_CHECK_READ, "memcmp 1st arg");
MF_VALIDATE_EXTENT(s2, n, __MF_CHECK_READ, "memcmp 2nd arg");
return memcmp (s1, s2, n);
}
#endif
#ifdef WRAP_memchr
WRAPPER2(void *, memchr, const void *s, int c, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, n, __MF_CHECK_READ, "memchr region");
return memchr (s, c, n);
}
#endif
#ifdef WRAP_memrchr
WRAPPER2(void *, memrchr, const void *s, int c, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, n, __MF_CHECK_READ, "memrchr region");
return memrchr (s, c, n);
}
#endif
#ifdef WRAP_strcpy
WRAPPER2(char *, strcpy, char *dest, const char *src)
{
size_t n = strlen (src);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(src, CLAMPADD(n, 1), __MF_CHECK_READ, "strcpy src");
MF_VALIDATE_EXTENT(dest, CLAMPADD(n, 1), __MF_CHECK_WRITE, "strcpy dest");
return strcpy (dest, src);
}
#endif
#ifdef WRAP_strncpy
WRAPPER2(char *, strncpy, char *dest, const char *src, size_t n)
{
size_t len = strnlen (src, n);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(src, len, __MF_CHECK_READ, "strncpy src");
MF_VALIDATE_EXTENT(dest, len, __MF_CHECK_WRITE, "strncpy dest");
return strncpy (dest, src, n);
}
#endif
#ifdef WRAP_strcat
WRAPPER2(char *, strcat, char *dest, const char *src)
{
size_t dest_sz;
size_t src_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
dest_sz = strlen (dest);
src_sz = strlen (src);
MF_VALIDATE_EXTENT(src, CLAMPADD(src_sz, 1), __MF_CHECK_READ, "strcat src");
MF_VALIDATE_EXTENT(dest, CLAMPADD(dest_sz, CLAMPADD(src_sz, 1)),
__MF_CHECK_WRITE, "strcat dest");
return strcat (dest, src);
}
#endif
#ifdef WRAP_strncat
WRAPPER2(char *, strncat, char *dest, const char *src, size_t n)
{
size_t src_sz;
size_t dest_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
src_sz = strnlen (src, n);
dest_sz = strnlen (dest, n);
MF_VALIDATE_EXTENT(src, src_sz, __MF_CHECK_READ, "strncat src");
MF_VALIDATE_EXTENT(dest, (CLAMPADD(dest_sz, CLAMPADD(src_sz, 1))),
__MF_CHECK_WRITE, "strncat dest");
return strncat (dest, src, n);
}
#endif
#ifdef WRAP_strcmp
WRAPPER2(int, strcmp, const char *s1, const char *s2)
{
size_t s1_sz;
size_t s2_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
s1_sz = strlen (s1);
s2_sz = strlen (s2);
MF_VALIDATE_EXTENT(s1, CLAMPADD(s1_sz, 1), __MF_CHECK_READ, "strcmp 1st arg");
MF_VALIDATE_EXTENT(s2, CLAMPADD(s2_sz, 1), __MF_CHECK_WRITE, "strcmp 2nd arg");
return strcmp (s1, s2);
}
#endif
#ifdef WRAP_strcasecmp
WRAPPER2(int, strcasecmp, const char *s1, const char *s2)
{
size_t s1_sz;
size_t s2_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
s1_sz = strlen (s1);
s2_sz = strlen (s2);
MF_VALIDATE_EXTENT(s1, CLAMPADD(s1_sz, 1), __MF_CHECK_READ, "strcasecmp 1st arg");
MF_VALIDATE_EXTENT(s2, CLAMPADD(s2_sz, 1), __MF_CHECK_READ, "strcasecmp 2nd arg");
return strcasecmp (s1, s2);
}
#endif
#ifdef WRAP_strncmp
WRAPPER2(int, strncmp, const char *s1, const char *s2, size_t n)
{
size_t s1_sz;
size_t s2_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
s1_sz = strnlen (s1, n);
s2_sz = strnlen (s2, n);
MF_VALIDATE_EXTENT(s1, s1_sz, __MF_CHECK_READ, "strncmp 1st arg");
MF_VALIDATE_EXTENT(s2, s2_sz, __MF_CHECK_READ, "strncmp 2nd arg");
return strncmp (s1, s2, n);
}
#endif
#ifdef WRAP_strncasecmp
WRAPPER2(int, strncasecmp, const char *s1, const char *s2, size_t n)
{
size_t s1_sz;
size_t s2_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
s1_sz = strnlen (s1, n);
s2_sz = strnlen (s2, n);
MF_VALIDATE_EXTENT(s1, s1_sz, __MF_CHECK_READ, "strncasecmp 1st arg");
MF_VALIDATE_EXTENT(s2, s2_sz, __MF_CHECK_READ, "strncasecmp 2nd arg");
return strncasecmp (s1, s2, n);
}
#endif
#ifdef WRAP_strdup
WRAPPER2(char *, strdup, const char *s)
{
DECLARE(void *, malloc, size_t sz);
char *result;
size_t n = strlen (s);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, CLAMPADD(n,1), __MF_CHECK_READ, "strdup region");
result = (char *)CALL_REAL(malloc,
CLAMPADD(CLAMPADD(n,1),
CLAMPADD(__mf_opts.crumple_zone,
__mf_opts.crumple_zone)));
if (UNLIKELY(! result)) return result;
result += __mf_opts.crumple_zone;
memcpy (result, s, n);
result[n] = '\0';
__mf_register (result, CLAMPADD(n,1), __MF_TYPE_HEAP_I, "strdup region");
return result;
}
#endif
#ifdef WRAP_strndup
WRAPPER2(char *, strndup, const char *s, size_t n)
{
DECLARE(void *, malloc, size_t sz);
char *result;
size_t sz = strnlen (s, n);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, sz, __MF_CHECK_READ, "strndup region");
result = (char *)CALL_REAL(malloc,
CLAMPADD(CLAMPADD(n,1),
CLAMPADD(__mf_opts.crumple_zone,
__mf_opts.crumple_zone)));
if (UNLIKELY(! result)) return result;
result += __mf_opts.crumple_zone;
memcpy (result, s, n);
result[n] = '\0';
__mf_register (result, CLAMPADD(n,1), __MF_TYPE_HEAP_I, "strndup region");
return result;
}
#endif
#ifdef WRAP_strchr
WRAPPER2(char *, strchr, const char *s, int c)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (s);
MF_VALIDATE_EXTENT(s, CLAMPADD(n,1), __MF_CHECK_READ, "strchr region");
return strchr (s, c);
}
#endif
#ifdef WRAP_strrchr
WRAPPER2(char *, strrchr, const char *s, int c)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (s);
MF_VALIDATE_EXTENT(s, CLAMPADD(n,1), __MF_CHECK_READ, "strrchr region");
return strrchr (s, c);
}
#endif
#ifdef WRAP_strstr
WRAPPER2(char *, strstr, const char *haystack, const char *needle)
{
size_t haystack_sz;
size_t needle_sz;
TRACE ("%s\n", __PRETTY_FUNCTION__);
haystack_sz = strlen (haystack);
needle_sz = strlen (needle);
MF_VALIDATE_EXTENT(haystack, CLAMPADD(haystack_sz, 1), __MF_CHECK_READ, "strstr haystack");
MF_VALIDATE_EXTENT(needle, CLAMPADD(needle_sz, 1), __MF_CHECK_READ, "strstr needle");
return strstr (haystack, needle);
}
#endif
#ifdef WRAP_memmem
WRAPPER2(void *, memmem,
const void *haystack, size_t haystacklen,
const void *needle, size_t needlelen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(haystack, haystacklen, __MF_CHECK_READ, "memmem haystack");
MF_VALIDATE_EXTENT(needle, needlelen, __MF_CHECK_READ, "memmem needle");
return memmem (haystack, haystacklen, needle, needlelen);
}
#endif
#ifdef WRAP_strlen
WRAPPER2(size_t, strlen, const char *s)
{
size_t result = strlen (s);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, CLAMPADD(result, 1), __MF_CHECK_READ, "strlen region");
return result;
}
#endif
#ifdef WRAP_strnlen
WRAPPER2(size_t, strnlen, const char *s, size_t n)
{
size_t result = strnlen (s, n);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, result, __MF_CHECK_READ, "strnlen region");
return result;
}
#endif
#ifdef WRAP_bzero
WRAPPER2(void, bzero, void *s, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, n, __MF_CHECK_WRITE, "bzero region");
bzero (s, n);
}
#endif
#ifdef WRAP_bcopy
#undef bcopy
WRAPPER2(void, bcopy, const void *src, void *dest, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "bcopy src");
MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "bcopy dest");
bcopy (src, dest, n);
}
#endif
#ifdef WRAP_bcmp
#undef bcmp
WRAPPER2(int, bcmp, const void *s1, const void *s2, size_t n)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s1, n, __MF_CHECK_READ, "bcmp 1st arg");
MF_VALIDATE_EXTENT(s2, n, __MF_CHECK_READ, "bcmp 2nd arg");
return bcmp (s1, s2, n);
}
#endif
#ifdef WRAP_index
WRAPPER2(char *, index, const char *s, int c)
{
size_t n = strlen (s);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "index region");
return index (s, c);
}
#endif
#ifdef WRAP_rindex
WRAPPER2(char *, rindex, const char *s, int c)
{
size_t n = strlen (s);
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "rindex region");
return rindex (s, c);
}
#endif
#ifdef WRAP_asctime
WRAPPER2(char *, asctime, struct tm *tm)
{
static char *reg_result = NULL;
char *result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(tm, sizeof (struct tm), __MF_CHECK_READ, "asctime tm");
result = asctime (tm);
if (reg_result == NULL)
{
__mf_register (result, strlen (result)+1, __MF_TYPE_STATIC, "asctime string");
reg_result = result;
}
return result;
}
#endif
#ifdef WRAP_ctime
WRAPPER2(char *, ctime, const time_t *timep)
{
static char *reg_result = NULL;
char *result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(timep, sizeof (time_t), __MF_CHECK_READ, "ctime time");
result = ctime (timep);
if (reg_result == NULL)
{
__mf_register (result, strlen (result)+1, __MF_TYPE_STATIC, "ctime string");
reg_result = result;
}
return result;
}
#endif
#ifdef WRAP_localtime
WRAPPER2(struct tm*, localtime, const time_t *timep)
{
static struct tm *reg_result = NULL;
struct tm *result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(timep, sizeof (time_t), __MF_CHECK_READ, "localtime time");
result = localtime (timep);
if (reg_result == NULL)
{
__mf_register (result, sizeof (struct tm), __MF_TYPE_STATIC, "localtime tm");
reg_result = result;
}
return result;
}
#endif
#ifdef WRAP_gmtime
WRAPPER2(struct tm*, gmtime, const time_t *timep)
{
static struct tm *reg_result = NULL;
struct tm *result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT(timep, sizeof (time_t), __MF_CHECK_READ, "gmtime time");
result = gmtime (timep);
if (reg_result == NULL)
{
__mf_register (result, sizeof (struct tm), __MF_TYPE_STATIC, "gmtime tm");
reg_result = result;
}
return result;
}
#endif
#define MF_REGISTER_strerror __MF_TYPE_STATIC
#undef MF_REGISTER_fopen
#define MF_RESULT_SIZE_fopen (sizeof (FILE))
#undef MF_REGISTER_opendir
#define MF_RESULT_SIZE_opendir 0
#undef MF_REGISTER_readdir
#define MF_REGISTER_gethostbyname __MF_TYPE_STATIC
#undef MF_REGISTER_gethostbyname_items
#undef MF_REGISTER_dlopen
#undef MF_REGISTER_dlerror
#undef MF_REGISTER_dlsym
#define MF_REGISTER_shmat __MF_TYPE_GUESS
#ifdef WRAP_time
#include <time.h>
WRAPPER2(time_t, time, time_t *timep)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
if (NULL != timep)
MF_VALIDATE_EXTENT (timep, sizeof (*timep), __MF_CHECK_WRITE,
"time timep");
return time (timep);
}
#endif
#ifdef WRAP_strerror
WRAPPER2(char *, strerror, int errnum)
{
char *p;
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
p = strerror (errnum);
if (NULL != p) {
n = strlen (p);
n = CLAMPADD(n, 1);
#ifdef MF_REGISTER_strerror
__mf_register (p, n, MF_REGISTER_strerror, "strerror result");
#endif
MF_VALIDATE_EXTENT (p, n, __MF_CHECK_WRITE, "strerror result");
}
return p;
}
#endif
#ifdef WRAP_fopen
WRAPPER2(FILE *, fopen, const char *path, const char *mode)
{
size_t n;
FILE *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "fopen path");
n = strlen (mode);
MF_VALIDATE_EXTENT (mode, CLAMPADD(n, 1), __MF_CHECK_READ, "fopen mode");
p = fopen (path, mode);
if (NULL != p) {
#ifdef MF_REGISTER_fopen
__mf_register (p, sizeof (*p), MF_REGISTER_fopen, "fopen result");
#endif
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_WRITE, "fopen result");
}
return p;
}
#endif
#ifdef HAVE_FOPEN64
#ifdef WRAP_fopen64
WRAPPER2(FILE *, fopen64, const char *path, const char *mode)
{
size_t n;
FILE *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "fopen64 path");
n = strlen (mode);
MF_VALIDATE_EXTENT (mode, CLAMPADD(n, 1), __MF_CHECK_READ, "fopen64 mode");
p = fopen64 (path, mode);
if (NULL != p) {
#ifdef MF_REGISTER_fopen
__mf_register (p, sizeof (*p), MF_REGISTER_fopen, "fopen64 result");
#endif
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_WRITE, "fopen64 result");
}
return p;
}
#endif
#endif
#ifdef WRAP_fclose
WRAPPER2(int, fclose, FILE *stream)
{
int resp;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fclose stream");
resp = fclose (stream);
#ifdef MF_REGISTER_fopen
__mf_unregister (stream, sizeof (*stream));
#endif
return resp;
}
#endif
#ifdef WRAP_fread
WRAPPER2(size_t, fread, void *ptr, size_t size, size_t nmemb, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fread stream");
MF_VALIDATE_EXTENT (ptr, size * nmemb, __MF_CHECK_WRITE, "fread buffer");
return fread (ptr, size, nmemb, stream);
}
#endif
#ifdef WRAP_fwrite
WRAPPER2(size_t, fwrite, const void *ptr, size_t size, size_t nmemb,
FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fwrite stream");
MF_VALIDATE_EXTENT (ptr, size * nmemb, __MF_CHECK_READ, "fwrite buffer");
return fwrite (ptr, size, nmemb, stream);
}
#endif
#ifdef WRAP_fgetc
WRAPPER2(int, fgetc, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fgetc stream");
return fgetc (stream);
}
#endif
#ifdef WRAP_fgets
WRAPPER2(char *, fgets, char *s, int size, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fgets stream");
MF_VALIDATE_EXTENT (s, size, __MF_CHECK_WRITE, "fgets buffer");
return fgets (s, size, stream);
}
#endif
#ifdef WRAP_getc
WRAPPER2(int, getc, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"getc stream");
return getc (stream);
}
#endif
#ifdef WRAP_gets
WRAPPER2(char *, gets, char *s)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (s, 1, __MF_CHECK_WRITE, "gets buffer");
s = fgets (s, INT_MAX, stdin);
if (NULL != s) {
size_t n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_WRITE, "gets buffer");
}
return s;
}
#endif
#ifdef WRAP_ungetc
WRAPPER2(int, ungetc, int c, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"ungetc stream");
return ungetc (c, stream);
}
#endif
#ifdef WRAP_fputc
WRAPPER2(int, fputc, int c, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fputc stream");
return fputc (c, stream);
}
#endif
#ifdef WRAP_fputs
WRAPPER2(int, fputs, const char *s, FILE *stream)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "fputs buffer");
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fputs stream");
return fputs (s, stream);
}
#endif
#ifdef WRAP_putc
WRAPPER2(int, putc, int c, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"putc stream");
return putc (c, stream);
}
#endif
#ifdef WRAP_puts
WRAPPER2(int, puts, const char *s)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "puts buffer");
return puts (s);
}
#endif
#ifdef WRAP_clearerr
WRAPPER2(void, clearerr, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"clearerr stream");
clearerr (stream);
}
#endif
#ifdef WRAP_feof
WRAPPER2(int, feof, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"feof stream");
return feof (stream);
}
#endif
#ifdef WRAP_ferror
WRAPPER2(int, ferror, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"ferror stream");
return ferror (stream);
}
#endif
#ifdef WRAP_fileno
#include <stdio.h>
WRAPPER2(int, fileno, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fileno stream");
return fileno (stream);
}
#endif
#ifdef WRAP_printf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, printf, const char *format, ...)
{
size_t n;
va_list ap;
int result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"printf format");
va_start (ap, format);
result = vprintf (format, ap);
va_end (ap);
return result;
}
#endif
#ifdef WRAP_fprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, fprintf, FILE *stream, const char *format, ...)
{
size_t n;
va_list ap;
int result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fprintf stream");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"fprintf format");
va_start (ap, format);
result = vfprintf (stream, format, ap);
va_end (ap);
return result;
}
#endif
#ifdef WRAP_sprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, sprintf, char *str, const char *format, ...)
{
size_t n;
va_list ap;
int result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (str, 1, __MF_CHECK_WRITE, "sprintf str");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"sprintf format");
va_start (ap, format);
result = vsprintf (str, format, ap);
va_end (ap);
n = strlen (str);
MF_VALIDATE_EXTENT (str, CLAMPADD(n, 1), __MF_CHECK_WRITE, "sprintf str");
return result;
}
#endif
#ifdef WRAP_snprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, snprintf, char *str, size_t size, const char *format, ...)
{
size_t n;
va_list ap;
int result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (str, size, __MF_CHECK_WRITE, "snprintf str");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"snprintf format");
va_start (ap, format);
result = vsnprintf (str, size, format, ap);
va_end (ap);
return result;
}
#endif
#ifdef WRAP_vprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, vprintf, const char *format, va_list ap)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"vprintf format");
return vprintf (format, ap);
}
#endif
#ifdef WRAP_vfprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, vfprintf, FILE *stream, const char *format, va_list ap)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"vfprintf stream");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"vfprintf format");
return vfprintf (stream, format, ap);
}
#endif
#ifdef WRAP_vsprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, vsprintf, char *str, const char *format, va_list ap)
{
size_t n;
int result;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (str, 1, __MF_CHECK_WRITE, "vsprintf str");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"vsprintf format");
result = vsprintf (str, format, ap);
n = strlen (str);
MF_VALIDATE_EXTENT (str, CLAMPADD(n, 1), __MF_CHECK_WRITE, "vsprintf str");
return result;
}
#endif
#ifdef WRAP_vsnprintf
#include <stdio.h>
#include <stdarg.h>
WRAPPER2(int, vsnprintf, char *str, size_t size, const char *format,
va_list ap)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (str, size, __MF_CHECK_WRITE, "vsnprintf str");
n = strlen (format);
MF_VALIDATE_EXTENT (format, CLAMPADD(n, 1), __MF_CHECK_READ,
"vsnprintf format");
return vsnprintf (str, size, format, ap);
}
#endif
#ifdef WRAP_access
WRAPPER2(int , access, const char *path, int mode)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "access path");
return access (path, mode);
}
#endif
#ifdef WRAP_remove
WRAPPER2(int , remove, const char *path)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "remove path");
return remove (path);
}
#endif
#ifdef WRAP_fflush
WRAPPER2(int, fflush, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fflush stream");
return fflush (stream);
}
#endif
#ifdef WRAP_fseek
WRAPPER2(int, fseek, FILE *stream, long offset, int whence)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fseek stream");
return fseek (stream, offset, whence);
}
#endif
#ifdef HAVE_FSEEKO64
#ifdef WRAP_fseeko64
WRAPPER2(int, fseeko64, FILE *stream, off64_t offset, int whence)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fseeko64 stream");
return fseeko64 (stream, offset, whence);
}
#endif
#endif
#ifdef WRAP_ftell
WRAPPER2(long, ftell, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"ftell stream");
return ftell (stream);
}
#endif
#ifdef HAVE_FTELLO64
#ifdef WRAP_ftello64
WRAPPER2(off64_t, ftello64, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"ftello64 stream");
return ftello64 (stream);
}
#endif
#endif
#ifdef WRAP_rewind
WRAPPER2(void, rewind, FILE *stream)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"rewind stream");
rewind (stream);
}
#endif
#ifdef WRAP_fgetpos
WRAPPER2(int, fgetpos, FILE *stream, fpos_t *pos)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fgetpos stream");
MF_VALIDATE_EXTENT (pos, sizeof (*pos), __MF_CHECK_WRITE, "fgetpos pos");
return fgetpos (stream, pos);
}
#endif
#ifdef WRAP_fsetpos
WRAPPER2(int, fsetpos, FILE *stream, fpos_t *pos)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"fsetpos stream");
MF_VALIDATE_EXTENT (pos, sizeof (*pos), __MF_CHECK_READ, "fsetpos pos");
return fsetpos (stream, pos);
}
#endif
#ifdef WRAP_stat
#include <sys/stat.h>
WRAPPER2(int , stat, const char *path, struct stat *buf)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "stat path");
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_READ, "stat buf");
return stat (path, buf);
}
#endif
#ifdef HAVE_STAT64
#ifdef WRAP_stat64
#include <sys/stat.h>
WRAPPER2(int , stat64, const char *path, struct stat64 *buf)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "stat64 path");
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_READ, "stat64 buf");
return stat64 (path, buf);
}
#endif
#endif
#ifdef WRAP_fstat
#include <sys/stat.h>
WRAPPER2(int , fstat, int filedes, struct stat *buf)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_READ, "fstat buf");
return fstat (filedes, buf);
}
#endif
#ifdef WRAP_lstat
#include <sys/stat.h>
WRAPPER2(int , lstat, const char *path, struct stat *buf)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "lstat path");
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_READ, "lstat buf");
return lstat (path, buf);
}
#endif
#ifdef WRAP_mkfifo
#include <sys/stat.h>
WRAPPER2(int , mkfifo, const char *path, mode_t mode)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "mkfifo path");
return mkfifo (path, mode);
}
#endif
#ifdef WRAP_setvbuf
WRAPPER2(int, setvbuf, FILE *stream, char *buf, int mode , size_t size)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"setvbuf stream");
if (NULL != buf)
MF_VALIDATE_EXTENT (buf, size, __MF_CHECK_READ, "setvbuf buf");
return setvbuf (stream, buf, mode, size);
}
#endif
#ifdef WRAP_setbuf
WRAPPER2(void, setbuf, FILE *stream, char *buf)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"setbuf stream");
if (NULL != buf)
MF_VALIDATE_EXTENT (buf, BUFSIZ, __MF_CHECK_READ, "setbuf buf");
setbuf (stream, buf);
}
#endif
#ifdef WRAP_opendir
#include <dirent.h>
WRAPPER2(DIR *, opendir, const char *path)
{
DIR *p;
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "opendir path");
p = opendir (path);
if (NULL != p) {
#ifdef MF_REGISTER_opendir
__mf_register (p, MF_RESULT_SIZE_opendir, MF_REGISTER_opendir,
"opendir result");
#endif
MF_VALIDATE_EXTENT (p, MF_RESULT_SIZE_opendir, __MF_CHECK_WRITE,
"opendir result");
}
return p;
}
#endif
#ifdef WRAP_closedir
#include <dirent.h>
WRAPPER2(int, closedir, DIR *dir)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (dir, 0, __MF_CHECK_WRITE, "closedir dir");
#ifdef MF_REGISTER_opendir
__mf_unregister (dir, MF_RESULT_SIZE_opendir);
#endif
return closedir (dir);
}
#endif
#ifdef WRAP_readdir
#include <dirent.h>
WRAPPER2(struct dirent *, readdir, DIR *dir)
{
struct dirent *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (dir, 0, __MF_CHECK_READ, "readdir dir");
p = readdir (dir);
if (NULL != p) {
#ifdef MF_REGISTER_readdir
__mf_register (p, sizeof (*p), MF_REGISTER_readdir, "readdir result");
#endif
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_WRITE, "readdir result");
}
return p;
}
#endif
#ifdef WRAP_recv
#include <sys/socket.h>
WRAPPER2(int, recv, int s, void *buf, size_t len, int flags)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (buf, len, __MF_CHECK_WRITE, "recv buf");
return recv (s, buf, len, flags);
}
#endif
#ifdef WRAP_recvfrom
#include <sys/socket.h>
WRAPPER2(int, recvfrom, int s, void *buf, size_t len, int flags,
struct sockaddr *from, socklen_t *fromlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (buf, len, __MF_CHECK_WRITE, "recvfrom buf");
MF_VALIDATE_EXTENT (from, (size_t)*fromlen, __MF_CHECK_WRITE,
"recvfrom from");
return recvfrom (s, buf, len, flags, from, fromlen);
}
#endif
#ifdef WRAP_recvmsg
#include <sys/socket.h>
WRAPPER2(int, recvmsg, int s, struct msghdr *msg, int flags)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (msg, sizeof (*msg), __MF_CHECK_WRITE, "recvmsg msg");
return recvmsg (s, msg, flags);
}
#endif
#ifdef WRAP_send
#include <sys/socket.h>
WRAPPER2(int, send, int s, const void *msg, size_t len, int flags)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (msg, len, __MF_CHECK_READ, "send msg");
return send (s, msg, len, flags);
}
#endif
#ifdef WRAP_sendto
#include <sys/socket.h>
WRAPPER2(int, sendto, int s, const void *msg, size_t len, int flags,
const struct sockaddr *to, socklen_t tolen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (msg, len, __MF_CHECK_READ, "sendto msg");
MF_VALIDATE_EXTENT (to, (size_t)tolen, __MF_CHECK_WRITE, "sendto to");
return sendto (s, msg, len, flags, to, tolen);
}
#endif
#ifdef WRAP_sendmsg
#include <sys/socket.h>
WRAPPER2(int, sendmsg, int s, const void *msg, int flags)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (msg, sizeof (*msg), __MF_CHECK_READ, "sendmsg msg");
return sendmsg (s, msg, flags);
}
#endif
#ifdef WRAP_setsockopt
#include <sys/socket.h>
WRAPPER2(int, setsockopt, int s, int level, int optname, const void *optval,
socklen_t optlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (optval, (size_t)optlen, __MF_CHECK_READ,
"setsockopt optval");
return setsockopt (s, level, optname, optval, optlen);
}
#endif
#ifdef WRAP_getsockopt
#include <sys/socket.h>
WRAPPER2(int, getsockopt, int s, int level, int optname, void *optval,
socklen_t *optlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (optval, (size_t)*optlen, __MF_CHECK_WRITE,
"getsockopt optval");
return getsockopt (s, level, optname, optval, optlen);
}
#endif
#ifdef WRAP_accept
#include <sys/socket.h>
WRAPPER2(int, accept, int s, struct sockaddr *addr, socklen_t *addrlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (addr, (size_t)*addrlen, __MF_CHECK_WRITE, "accept addr");
return accept (s, addr, addrlen);
}
#endif
#ifdef WRAP_bind
#include <sys/socket.h>
WRAPPER2(int, bind, int sockfd, struct sockaddr *addr, socklen_t addrlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (addr, (size_t)addrlen, __MF_CHECK_WRITE, "bind addr");
return bind (sockfd, addr, addrlen);
}
#endif
#ifdef WRAP_connect
#include <sys/socket.h>
WRAPPER2(int, connect, int sockfd, const struct sockaddr *addr,
socklen_t addrlen)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (addr, (size_t)addrlen, __MF_CHECK_READ,
"connect addr");
return connect (sockfd, addr, addrlen);
}
#endif
#ifdef WRAP_gethostname
WRAPPER2(int, gethostname, char *name, size_t len)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (name, len, __MF_CHECK_WRITE, "gethostname name");
return gethostname (name, len);
}
#endif
#ifdef WRAP_sethostname
WRAPPER2(int, sethostname, const char *name, size_t len)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (name, len, __MF_CHECK_READ, "sethostname name");
return sethostname (name, len);
}
#endif
#ifdef WRAP_gethostbyname
#include <netdb.h>
WRAPPER2(struct hostent *, gethostbyname, const char *name)
{
struct hostent *p;
char **ss;
char *s;
size_t n;
int nreg;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (name);
MF_VALIDATE_EXTENT (name, CLAMPADD(n, 1), __MF_CHECK_READ,
"gethostbyname name");
p = gethostbyname (name);
if (NULL != p) {
#ifdef MF_REGISTER_gethostbyname
__mf_register (p, sizeof (*p), MF_REGISTER_gethostbyname,
"gethostbyname result");
#endif
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_WRITE,
"gethostbyname result");
if (NULL != (s = p->h_name)) {
n = strlen (s);
n = CLAMPADD(n, 1);
#ifdef MF_REGISTER_gethostbyname_items
__mf_register (s, n, MF_REGISTER_gethostbyname_items,
"gethostbyname result->h_name");
#endif
MF_VALIDATE_EXTENT (s, n, __MF_CHECK_WRITE,
"gethostbyname result->h_name");
}
if (NULL != (ss = p->h_aliases)) {
for (nreg = 1;; ++nreg) {
s = *ss++;
if (NULL == s)
break;
n = strlen (s);
n = CLAMPADD(n, 1);
#ifdef MF_REGISTER_gethostbyname_items
__mf_register (s, n, MF_REGISTER_gethostbyname_items,
"gethostbyname result->h_aliases[]");
#endif
MF_VALIDATE_EXTENT (s, n, __MF_CHECK_WRITE,
"gethostbyname result->h_aliases[]");
}
nreg *= sizeof (*p->h_aliases);
#ifdef MF_REGISTER_gethostbyname_items
__mf_register (p->h_aliases, nreg, MF_REGISTER_gethostbyname_items,
"gethostbyname result->h_aliases");
#endif
MF_VALIDATE_EXTENT (p->h_aliases, nreg, __MF_CHECK_WRITE,
"gethostbyname result->h_aliases");
}
if (NULL != (ss = p->h_addr_list)) {
for (nreg = 1;; ++nreg) {
s = *ss++;
if (NULL == s)
break;
#ifdef MF_REGISTER_gethostbyname_items
__mf_register (s, p->h_length, MF_REGISTER_gethostbyname_items,
"gethostbyname result->h_addr_list[]");
#endif
MF_VALIDATE_EXTENT (s, p->h_length, __MF_CHECK_WRITE,
"gethostbyname result->h_addr_list[]");
}
nreg *= sizeof (*p->h_addr_list);
#ifdef MF_REGISTER_gethostbyname_items
__mf_register (p->h_addr_list, nreg, MF_REGISTER_gethostbyname_items,
"gethostbyname result->h_addr_list");
#endif
MF_VALIDATE_EXTENT (p->h_addr_list, nreg, __MF_CHECK_WRITE,
"gethostbyname result->h_addr_list");
}
}
return p;
}
#endif
#ifdef WRAP_wait
#include <sys/wait.h>
WRAPPER2(pid_t, wait, int *status)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
if (NULL != status)
MF_VALIDATE_EXTENT (status, sizeof (*status), __MF_CHECK_WRITE,
"wait status");
return wait (status);
}
#endif
#ifdef WRAP_waitpid
#include <sys/wait.h>
WRAPPER2(pid_t, waitpid, pid_t pid, int *status, int options)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
if (NULL != status)
MF_VALIDATE_EXTENT (status, sizeof (*status), __MF_CHECK_WRITE,
"waitpid status");
return waitpid (pid, status, options);
}
#endif
#ifdef WRAP_popen
WRAPPER2(FILE *, popen, const char *command, const char *mode)
{
size_t n;
FILE *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (command);
MF_VALIDATE_EXTENT (command, CLAMPADD(n, 1), __MF_CHECK_READ, "popen path");
n = strlen (mode);
MF_VALIDATE_EXTENT (mode, CLAMPADD(n, 1), __MF_CHECK_READ, "popen mode");
p = popen (command, mode);
if (NULL != p) {
#ifdef MF_REGISTER_fopen
__mf_register (p, sizeof (*p), MF_REGISTER_fopen, "popen result");
#endif
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_WRITE, "popen result");
}
return p;
}
#endif
#ifdef WRAP_pclose
WRAPPER2(int, pclose, FILE *stream)
{
int resp;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (stream, sizeof (*stream), __MF_CHECK_WRITE,
"pclose stream");
resp = pclose (stream);
#ifdef MF_REGISTER_fopen
__mf_unregister (stream, sizeof (*stream));
#endif
return resp;
}
#endif
#ifdef WRAP_execve
WRAPPER2(int, execve, const char *path, char *const argv [],
char *const envp[])
{
size_t n;
char *const *p;
const char *s;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "execve path");
for (p = argv;;) {
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_READ, "execve *argv");
s = *p++;
if (NULL == s)
break;
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "execve **argv");
}
for (p = envp;;) {
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_READ, "execve *envp");
s = *p++;
if (NULL == s)
break;
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "execve **envp");
}
return execve (path, argv, envp);
}
#endif
#ifdef WRAP_execv
WRAPPER2(int, execv, const char *path, char *const argv [])
{
size_t n;
char *const *p;
const char *s;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "execv path");
for (p = argv;;) {
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_READ, "execv *argv");
s = *p++;
if (NULL == s)
break;
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "execv **argv");
}
return execv (path, argv);
}
#endif
#ifdef WRAP_execvp
WRAPPER2(int, execvp, const char *path, char *const argv [])
{
size_t n;
char *const *p;
const char *s;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "execvp path");
for (p = argv;;) {
MF_VALIDATE_EXTENT (p, sizeof (*p), __MF_CHECK_READ, "execvp *argv");
s = *p++;
if (NULL == s)
break;
n = strlen (s);
MF_VALIDATE_EXTENT (s, CLAMPADD(n, 1), __MF_CHECK_READ, "execvp **argv");
}
return execvp (path, argv);
}
#endif
#ifdef WRAP_system
WRAPPER2(int, system, const char *string)
{
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (string);
MF_VALIDATE_EXTENT (string, CLAMPADD(n, 1), __MF_CHECK_READ,
"system string");
return system (string);
}
#endif
#ifdef WRAP_dlopen
WRAPPER2(void *, dlopen, const char *path, int flags)
{
void *p;
size_t n;
TRACE ("%s\n", __PRETTY_FUNCTION__);
n = strlen (path);
MF_VALIDATE_EXTENT (path, CLAMPADD(n, 1), __MF_CHECK_READ, "dlopen path");
p = dlopen (path, flags);
if (NULL != p) {
#ifdef MF_REGISTER_dlopen
__mf_register (p, 0, MF_REGISTER_dlopen, "dlopen result");
#endif
MF_VALIDATE_EXTENT (p, 0, __MF_CHECK_WRITE, "dlopen result");
}
return p;
}
#endif
#ifdef WRAP_dlclose
WRAPPER2(int, dlclose, void *handle)
{
int resp;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (handle, 0, __MF_CHECK_READ, "dlclose handle");
resp = dlclose (handle);
#ifdef MF_REGISTER_dlopen
__mf_unregister (handle, 0);
#endif
return resp;
}
#endif
#ifdef WRAP_dlerror
WRAPPER2(char *, dlerror)
{
char *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
p = dlerror ();
if (NULL != p) {
size_t n;
n = strlen (p);
n = CLAMPADD(n, 1);
#ifdef MF_REGISTER_dlerror
__mf_register (p, n, MF_REGISTER_dlerror, "dlerror result");
#endif
MF_VALIDATE_EXTENT (p, n, __MF_CHECK_WRITE, "dlerror result");
}
return p;
}
#endif
#ifdef WRAP_dlsym
WRAPPER2(void *, dlsym, void *handle, char *symbol)
{
size_t n;
void *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (handle, 0, __MF_CHECK_READ, "dlsym handle");
n = strlen (symbol);
MF_VALIDATE_EXTENT (symbol, CLAMPADD(n, 1), __MF_CHECK_READ, "dlsym symbol");
p = dlsym (handle, symbol);
if (NULL != p) {
#ifdef MF_REGISTER_dlsym
__mf_register (p, 0, MF_REGISTER_dlsym, "dlsym result");
#endif
MF_VALIDATE_EXTENT (p, 0, __MF_CHECK_WRITE, "dlsym result");
}
return p;
}
#endif
#ifdef WRAP_semop
#include <sys/ipc.h>
#include <sys/sem.h>
WRAPPER2(int, semop, int semid, struct sembuf *sops, unsigned nsops)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
MF_VALIDATE_EXTENT (sops, sizeof (*sops) * nsops, __MF_CHECK_READ,
"semop sops");
return semop (semid, sops, nsops);
}
#endif
#ifdef WRAP_semctl
#include <sys/ipc.h>
#include <sys/sem.h>
#ifndef HAVE_UNION_SEMUN
union semun {
int val;
struct semid_ds *buf;
unsigned short int *array;
struct seminfo *__buf;
};
#endif
WRAPPER2(int, semctl, int semid, int semnum, int cmd, union semun arg)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
switch (cmd) {
case IPC_STAT:
MF_VALIDATE_EXTENT (arg.buf, sizeof (*arg.buf), __MF_CHECK_WRITE,
"semctl buf");
break;
case IPC_SET:
MF_VALIDATE_EXTENT (arg.buf, sizeof (*arg.buf), __MF_CHECK_READ,
"semctl buf");
break;
case GETALL:
MF_VALIDATE_EXTENT (arg.array, sizeof (*arg.array), __MF_CHECK_WRITE,
"semctl array");
case SETALL:
MF_VALIDATE_EXTENT (arg.array, sizeof (*arg.array), __MF_CHECK_READ,
"semctl array");
break;
#ifdef IPC_INFO
#if !defined(__FreeBSD__)
case IPC_INFO:
MF_VALIDATE_EXTENT (arg.__buf, sizeof (*arg.__buf), __MF_CHECK_WRITE,
"semctl __buf");
break;
#endif
#endif
default:
break;
}
return semctl (semid, semnum, cmd, arg);
}
#endif
#ifdef WRAP_shmctl
#include <sys/ipc.h>
#include <sys/shm.h>
WRAPPER2(int, shmctl, int shmid, int cmd, struct shmid_ds *buf)
{
TRACE ("%s\n", __PRETTY_FUNCTION__);
switch (cmd) {
case IPC_STAT:
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_WRITE,
"shmctl buf");
break;
case IPC_SET:
MF_VALIDATE_EXTENT (buf, sizeof (*buf), __MF_CHECK_READ,
"shmctl buf");
break;
default:
break;
}
return shmctl (shmid, cmd, buf);
}
#endif
#ifdef WRAP_shmat
#include <sys/ipc.h>
#include <sys/shm.h>
WRAPPER2(void *, shmat, int shmid, const void *shmaddr, int shmflg)
{
void *p;
TRACE ("%s\n", __PRETTY_FUNCTION__);
p = shmat (shmid, shmaddr, shmflg);
#ifdef MF_REGISTER_shmat
if (NULL != p) {
struct shmid_ds buf;
__mf_register (p, shmctl (shmid, IPC_STAT, &buf) ? 0 : buf.shm_segsz,
MF_REGISTER_shmat, "shmat result");
}
#endif
return p;
}
#endif
#ifdef WRAP_shmdt
#include <sys/ipc.h>
#include <sys/shm.h>
WRAPPER2(int, shmdt, const void *shmaddr)
{
int resp;
TRACE ("%s\n", __PRETTY_FUNCTION__);
resp = shmdt (shmaddr);
#ifdef MF_REGISTER_shmat
__mf_unregister ((void *)shmaddr, 0);
#endif
return resp;
}
#endif