initial

1 files changed, 69 insertions, 0 deletions

diff --git a/other/wrez/lime-interface-test.c b/other/wrez/lime-interface-test.c
new file mode 100644
index 0000000..e9ad669
--- /dev/null
+++ b/other/wrez/lime-interface-test.c
@@ -0,0 +1,69 @@
+/* small test program for the lime c interface
+ */
+
+#include "int80.h"
+#include "lime-interface.h"
+
+
+static unsigned long helloworld (void);
+
+
+int
+main (int argc, char *argv[])
+{
+        void                    (* code_f)(void);
+        unsigned int            code_len;
+        unsigned char           code[4096 + 128];
+        unsigned long           addr;
+        int                     n;
+
+
+        for (n = 0 ; n < sizeof (code) ; ++n)
+                code[n] = 0x00;
+
+        write (2, "plain: ", 6);
+        addr = helloworld ();
+
+        code_len = lime_generate ((void *) addr,
+                50,
+                &code[0], (unsigned long int) &code[0]);
+
+        write (2, "limed\n", 6);
+        code_f = (void (*)(void)) &code[0];
+        code_f ();
+
+        return (0);
+}
+
+
+static unsigned long
+helloworld (void)
+{
+        unsigned long   address;
+
+        __asm__ __volatile__ ("
+                .global tlab0
+                .global tlab3
+                call    tlab4
+        tlab4:  popl    %%eax
+                addl    $(tlab0 - tlab4), %%eax
+                jmp     tlab3
+
+        tlab0:  pushf
+                pusha
+                movl    $0x4, %%eax
+                movl    $0x2, %%ebx
+                movl    $12, %%edx
+                call    tlab1
+                .asciz  \"hello world\\n\"
+        tlab1:  popl    %%ecx
+                int     $0x80
+        tlab2:  popa
+                popf
+                ret
+        tlab3:  nop"
+                : "=a" (address) : : "%ebx", "%ecx", "%edx");
+
+        return (address);
+}
+