Added the OS files

1 files changed, 56 insertions, 0 deletions

diff --git a/ecos/packages/net/tcpip/current/src/lib/recvfrom.c b/ecos/packages/net/tcpip/current/src/lib/recvfrom.c
new file mode 100644
index 0000000..63c1b27
--- /dev/null
+++ b/ecos/packages/net/tcpip/current/src/lib/recvfrom.c
@@ -0,0 +1,56 @@
+//==========================================================================
+//
+//      lib/recvfrom.c
+//
+//      recvfrom() system call
+//
+//==========================================================================
+// ####BSDALTCOPYRIGHTBEGIN####                                             
+// -------------------------------------------                              
+// Portions of this software may have been derived from OpenBSD             
+// or other sources, and if so are covered by the appropriate copyright     
+// and license included herein.                                             
+// -------------------------------------------                              
+// ####BSDALTCOPYRIGHTEND####                                               
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    gthomas
+// Contributors: gthomas
+// Date:         2000-01-10
+// Purpose:      
+// Description:  
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+
+#include <sys/param.h>
+#include <cyg/io/file.h>
+#include <sys/socket.h>
+#include <sys/socketvar.h>
+
+#include <sys/syscallargs.h>
+
+ssize_t	
+recvfrom(int s, const void *buf, size_t buflen, 
+       int flags, const struct sockaddr *from, socklen_t *fromlen)
+{
+    struct sys_recvfrom_args args;
+    int res, error;
+    SYSCALLARG(args,s) = s;
+    SYSCALLARG(args,buf) = (void *)buf;
+    SYSCALLARG(args,len) = buflen;
+    SYSCALLARG(args,flags) = flags; 
+    SYSCALLARG(args,from) = (struct sockaddr *)from;
+    SYSCALLARG(args,fromlenaddr) = fromlen;
+    error = sys_recvfrom(&args, &res);
+    if (error) {
+        errno = error;
+        return -1;
+    } else {
+        return res;
+    }
+}