From 510296f25ae53e5732fe98cdd4b68bfeea15204a Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky
Date: Fri, 8 Aug 2014 22:51:40 +0300
Subject: modzlibd: Decompress part of "zlib" module, based on miniz tinfl.c .

---
 py/builtin.h       | 1 +
 py/builtintables.c | 3 +++
 py/mpconfig.h      | 5 +++++
 py/py.mk           | 3 ++-
 py/qstrdefs.h      | 5 +++++
 5 files changed, 16 insertions(+), 1 deletion(-)

(limited to 'py')

diff --git a/py/builtin.h b/py/builtin.h
index 25edf3289..af428d0c0 100644
--- a/py/builtin.h
+++ b/py/builtin.h
@@ -89,3 +89,4 @@ extern struct _dummy_t mp_sys_stderr_obj;
 
 // extmod modules
 extern const mp_obj_module_t mp_module_uctypes;
+extern const mp_obj_module_t mp_module_zlibd;
diff --git a/py/builtintables.c b/py/builtintables.c
index 0f0cfcbc7..e55e93b33 100644
--- a/py/builtintables.c
+++ b/py/builtintables.c
@@ -196,6 +196,9 @@ STATIC const mp_map_elem_t mp_builtin_module_table[] = {
 #if MICROPY_PY_UCTYPES
     { MP_OBJ_NEW_QSTR(MP_QSTR_uctypes), (mp_obj_t)&mp_module_uctypes },
 #endif
+#if MICROPY_PY_ZLIBD
+    { MP_OBJ_NEW_QSTR(MP_QSTR_zlibd), (mp_obj_t)&mp_module_zlibd },
+#endif
 
     // extra builtin modules as defined by a port
     MICROPY_PORT_BUILTIN_MODULES
diff --git a/py/mpconfig.h b/py/mpconfig.h
index 351910b6d..76e02be51 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -368,10 +368,15 @@ typedef double mp_float_t;
 
 
 // Extended modules
+
 #ifndef MICROPY_PY_UCTYPES
 #define MICROPY_PY_UCTYPES (0)
 #endif
 
+#ifndef MICROPY_PY_ZLIBD
+#define MICROPY_PY_ZLIBD (0)
+#endif
+
 /*****************************************************************************/
 /* Hooks for a port to add builtins                                          */
 
diff --git a/py/py.mk b/py/py.mk
index 5d6245881..08eeddc29 100644
--- a/py/py.mk
+++ b/py/py.mk
@@ -104,7 +104,8 @@ PY_O_BASENAME = \
 	smallint.o \
 	pfenv.o \
 	pfenv_printf.o \
-	../extmod/moductypes.o
+	../extmod/moductypes.o \
+	../extmod/modzlibd.o \
 
 # prepend the build destination prefix to the py object files
 PY_O = $(addprefix $(PY_BUILD)/, $(PY_O_BASENAME))
diff --git a/py/qstrdefs.h b/py/qstrdefs.h
index 062f741de..e154faf55 100644
--- a/py/qstrdefs.h
+++ b/py/qstrdefs.h
@@ -450,3 +450,8 @@ Q(getter)
 Q(setter)
 Q(deleter)
 #endif
+
+#if MICROPY_PY_ZLIBD
+Q(zlibd)
+Q(decompress)
+#endif
-- 
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