Import of Linux 2.2.12 subset (ipv4 stack and related)

1 files changed, 108 insertions, 0 deletions

diff --git a/pfinet/linux-src/include/linux/isdn_compat.h b/pfinet/linux-src/include/linux/isdn_compat.h
new file mode 100644
index 00000000..db002c41
--- /dev/null
+++ b/pfinet/linux-src/include/linux/isdn_compat.h
@@ -0,0 +1,108 @@
+#ifdef __KERNEL__
+/* Compatibility for various Linux kernel versions */
+
+#ifndef _LINUX_ISDN_COMPAT_H
+#define _LINUX_ISDN_COMPAT_H
+
+#ifndef LINUX_VERSION_CODE
+#include <linux/version.h>
+#endif
+
+#ifndef KERNEL_VERSION
+#define KERNEL_VERSION(x,y,z) (((x)<<16)+((y)<<8)+(z))
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,0)
+#include <linux/mm.h>
+
+#define ioremap vremap
+#define ioremap_nocache vremap
+#define iounmap vfree
+
+static inline unsigned long copy_from_user(void *to, const void *from, unsigned long n)
+{
+	int i;
+	if ((i = verify_area(VERIFY_READ, from, n)) != 0)
+		return i;
+	memcpy_fromfs(to, from, n);
+	return 0;
+}
+
+static inline unsigned long copy_to_user(void *to, const void *from, unsigned long n)
+{
+	int i;
+	if ((i = verify_area(VERIFY_WRITE, to, n)) != 0)
+		return i;
+	memcpy_tofs(to, from, n);
+	return 0;
+}
+
+#define GET_USER(x, addr) ( x = get_user(addr) )
+#ifdef __alpha__ /* needed for 2.0.x with alpha-patches */
+#define RWTYPE long
+#define LSTYPE long
+#define RWARG unsigned long
+#else
+#define RWTYPE int
+#define LSTYPE int
+#define RWARG int
+#endif
+#define LSARG off_t
+#else
+#include <asm/uaccess.h>
+#define GET_USER get_user
+#define PUT_USER put_user
+#define RWTYPE long
+#define LSTYPE long long
+#define RWARG unsigned long
+#define LSARG long long
+#endif /* LINUX_VERSION_CODE */
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,15)
+#define SET_SKB_FREE(x) ( x->free = 1 )
+#define idev_kfree_skb(a,b) dev_kfree_skb(a,b)
+#else
+#define SET_SKB_FREE(x)
+#define idev_kfree_skb(a,b) dev_kfree_skb(a)
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,18)
+#define COMPAT_HAS_NEW_SYMTAB
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,31)
+#define CLOSETYPE void
+#define CLOSEVAL
+#else
+#define CLOSETYPE int
+#define CLOSEVAL (0)
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,37)
+#define test_and_clear_bit clear_bit
+#define test_and_set_bit set_bit
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,81)
+#define kstat_irqs( PAR ) kstat.interrupts[PAR]
+#endif
+
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,1,91)
+#define COMPAT_HAS_NEW_PCI
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#define get_pcibase(ps, nr) ps->base_address[nr]
+#else
+#define get_pcibase(ps, nr) ps->resource[nr].start
+#endif
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,1,127)
+#define schedule_timeout(a) current->timeout = jiffies + (a); schedule ();
+#endif
+
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,3,0)
+#define COMPAT_HAS_NEW_WAITQ
+#endif
+
+#endif /* __KERNEL__ */
+#endif /* _LINUX_ISDN_COMPAT_H */