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authorroot <root@no.no.james.local>2015-04-23 18:31:49 +0100
committerroot <root@no.no.james.local>2015-04-23 18:31:49 +0100
commit8d24cdce756fc8a4b9ef0b273b841b18b0837f04 (patch)
tree6d2d9c9f281a1b2ee5210fb8eeabc2af49566738 /rns510.pyx
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Diffstat (limited to 'rns510.pyx')
-rw-r--r--rns510.pyx47
1 files changed, 47 insertions, 0 deletions
diff --git a/rns510.pyx b/rns510.pyx
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+++ b/rns510.pyx
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+import cython
+
+from libc.stdlib cimport malloc
+from libc.stdlib cimport free
+
+cdef extern from "librns510.h":
+ void librns510_encode(const char *lat, const char *lon, char *code)
+cdef extern from "librns510.h":
+ char *librns510_decode(const char *code, char *lat, char *lon)
+
+def encode(char *lat, char *lon):
+ assert lat is not NULL
+ assert lon is not NULL
+ cdef bytes py_string
+ cdef char *out
+
+ out=<char *> malloc(128)
+ librns510_encode(lat,lon,out)
+ try:
+ py_string=out
+ finally:
+ free(out)
+
+ return py_string
+
+def decode(char *code):
+ assert code is not NULL
+ cdef bytes py_lat
+ cdef bytes py_lon
+ cdef char *lat
+ cdef char *lon
+
+ lat=<char *> malloc(128)
+ lon=<char *> malloc(128)
+ librns510_decode(code,lat,lon)
+ try:
+ py_lat=lat
+ finally:
+ free(lat)
+
+ try:
+ py_lon=lon
+ finally:
+ free(lon)
+
+ return py_lat,py_lon
+