20060303a

1 files changed, 44 insertions, 0 deletions

diff --git a/include/dynld.h b/include/dynld.h
new file mode 100644
index 00000000..de02cb02
--- /dev/null
+++ b/include/dynld.h
@@ -0,0 +1,44 @@
+/* uncomment these lines when installed in /sys/include */
+/*
+#pragma src "/sys/src/libdynld"
+#pragma	lib	"libdynld.a"
+*/
+
+typedef struct Dynobj Dynobj;
+typedef struct Dynsym Dynsym;
+
+struct Dynobj
+{
+	ulong	size;		/* total size in bytes */
+	ulong	text;		/* bytes of text */
+	ulong	data;		/* bytes of data */
+	ulong	bss;		/* bytes of bss */
+	uchar*	base;	/* start of text, data, bss */
+	int	nexport;
+	Dynsym*	export;	/* export table */
+	int	nimport;
+	Dynsym**	import;	/* import table */
+};
+
+/*
+ * this structure is known to the linkers
+ */
+struct Dynsym
+{
+	ulong	sig;
+	ulong	addr;
+	char	*name;
+};
+
+extern Dynsym*	dynfindsym(char*, Dynsym*, int);
+extern void	dynfreeimport(Dynobj*);
+extern void*	dynimport(Dynobj*, char*, ulong);
+extern int	dynloadable(void*, long (*r)(void*,void*,long), vlong(*sk)(void*,vlong,int));
+extern Dynobj*	dynloadfd(int, Dynsym*, int, ulong);
+extern Dynobj*	dynloadgen(void*, long (*r)(void*,void*,long), vlong (*s)(void*,vlong,int), void (*e)(char*), Dynsym*, int, ulong);
+extern long	dynmagic(void);
+extern void	dynobjfree(Dynobj*);
+extern char*	dynreloc(uchar*, ulong, int, Dynsym**, int);
+extern int	dyntabsize(Dynsym*);
+
+extern Dynsym	_exporttab[];	/* created by linker -x (when desired) */