X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fopenbios%2Flibc%2Fmisc.c;fp=qemu%2Froms%2Fopenbios%2Flibc%2Fmisc.c;h=e7cf4f4084895275e29c30ef486f29ba80094ec3;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/openbios/libc/misc.c b/qemu/roms/openbios/libc/misc.c
new file mode 100644
index 000000000..e7cf4f408
--- /dev/null
+++ b/qemu/roms/openbios/libc/misc.c
@@ -0,0 +1,144 @@
+/*
+ *   Creation Date: <2002/10/19 21:05:07 samuel>
+ *   Time-stamp: <2002/10/22 22:29:18 samuel>
+ *
+ *	<misc.c>
+ *
+ *	Miscellaneous
+ *
+ *   Copyright (C) 2002, 2003 Samuel Rydh (samuel@ibrium.se)
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation
+ *
+ */
+
+#include "config.h"
+#include "libc/string.h"
+
+int errno_int;
+
+void
+qsort( void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void*) )
+{
+	unsigned int worked, i, j;
+
+	/* even more inefficient than the glibc variant :-) */
+	do {
+		char *p = base;
+		worked = 0;
+		for( i=0; i<nmemb-1; i++, p+= size ) {
+			if( compar( p, p + size ) > 0 ) {
+				worked = 1;
+				for( j=0; j<size; j++ ) {
+					char ch = p[j];
+					p[j] = p[j+size];
+					p[j+size] = ch;
+				}
+			}
+		}
+	} while( worked );
+}
+
+
+long int
+strtol( const char *nptr, char **endptr, int base )
+{
+	int sum, n, sign=1;
+	while( isspace(*nptr) )
+		nptr++;
+
+	if( *nptr == '-' || *nptr == '+' )
+		sign = (*nptr++ == '-') ? -1 : 1;
+
+	if( base == 16 || base == 0) {
+		if( !base )
+			base = (nptr[0] == '0')? 8 : 10;
+		if( nptr[0] == '0' && nptr[1] == 'x' ) {
+			nptr += 2;
+			base = 16;
+		}
+	}
+	for( sum=0 ;; nptr++ ) {
+		char ch = *nptr;
+		if( !isalnum(ch) )
+			break;
+		n = isdigit(ch) ? ch - '0' : toupper(ch) - 'A' + 10;
+		if( n >= base || n < 0 )
+			break;
+		sum *= base;
+		sum += n;
+	}
+	if( endptr )
+		*endptr = (char*)nptr;
+
+	return sum * sign;
+}
+
+long long int
+strtoll( const char *nptr, char **endptr, int base )
+{
+	long long int sum;
+	int n, sign=1;
+	while( isspace(*nptr) )
+		nptr++;
+
+	if( *nptr == '-' || *nptr == '+' )
+		sign = (*nptr++ == '-') ? -1 : 1;
+
+	if( base == 16 || base == 0) {
+		if( !base )
+			base = (nptr[0] == '0')? 8 : 10;
+		if( nptr[0] == '0' && nptr[1] == 'x' ) {
+			nptr += 2;
+			base = 16;
+		}
+	}
+	for( sum=0 ;; nptr++ ) {
+		char ch = *nptr;
+		if( !isalnum(ch) )
+			break;
+		n = isdigit(ch) ? ch - '0' : toupper(ch) - 'A' + 10;
+		if( n >= base || n < 0 )
+			break;
+		sum *= base;
+		sum += n;
+	}
+	if( endptr )
+		*endptr = (char*)nptr;
+
+	return sum * sign;
+}
+
+// Propolice support
+long __guard[8] = {
+#ifdef CONFIG_BIG_ENDIAN
+    (0 << 24) | (0 << 16) | ('\n' << 8) | 255,
+#else
+    (255 << 24) | ('\n' << 16) | (0 << 8) | 0,
+#endif
+    0, 0, 0, 0, 0, 0, 0
+};
+
+static void freeze(void)
+{
+    // Freeze
+    // XXX: Disable interrupts?
+    for(;;)
+        ;
+}
+
+void __stack_smash_handler(const char *func, int damaged)
+{
+    printk("Propolice detected a stack smashing attack %x at function %s,"
+           " freezing\n", damaged, func);
+    freeze();
+}
+
+void __stack_chk_fail(void)
+{
+    printk("Propolice detected a stack smashing attack, freezing\n");
+
+    freeze();
+}