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author | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:24:06 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:41:34 +0300 |
commit | e0e3e1717e3d33762ce61950504f9637a6e669ed (patch) | |
tree | bca3ff6939b10ed60c3d5c12439963a1146b9711 /contrib/tools/python/src/Include/cStringIO.h | |
parent | 38f2c5852db84c7b4d83adfcb009eb61541d1ccd (diff) | |
download | ydb-e0e3e1717e3d33762ce61950504f9637a6e669ed.tar.gz |
add ydb deps
Diffstat (limited to 'contrib/tools/python/src/Include/cStringIO.h')
-rw-r--r-- | contrib/tools/python/src/Include/cStringIO.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/tools/python/src/Include/cStringIO.h b/contrib/tools/python/src/Include/cStringIO.h new file mode 100644 index 0000000000..973a471086 --- /dev/null +++ b/contrib/tools/python/src/Include/cStringIO.h @@ -0,0 +1,73 @@ +#ifndef Py_CSTRINGIO_H +#define Py_CSTRINGIO_H +#ifdef __cplusplus +extern "C" { +#endif +/* + + This header provides access to cStringIO objects from C. + Functions are provided for calling cStringIO objects and + macros are provided for testing whether you have cStringIO + objects. + + Before calling any of the functions or macros, you must initialize + the routines with: + + PycString_IMPORT + + This would typically be done in your init function. + +*/ + +#define PycStringIO_CAPSULE_NAME "cStringIO.cStringIO_CAPI" + +#define PycString_IMPORT \ + PycStringIO = ((struct PycStringIO_CAPI*)PyCapsule_Import(\ + PycStringIO_CAPSULE_NAME, 0)) + +/* Basic functions to manipulate cStringIO objects from C */ + +static struct PycStringIO_CAPI { + + /* Read a string from an input object. If the last argument + is -1, the remainder will be read. + */ + int(*cread)(PyObject *, char **, Py_ssize_t); + + /* Read a line from an input object. Returns the length of the read + line as an int and a pointer inside the object buffer as char** (so + the caller doesn't have to provide its own buffer as destination). + */ + int(*creadline)(PyObject *, char **); + + /* Write a string to an output object*/ + int(*cwrite)(PyObject *, const char *, Py_ssize_t); + + /* Get the output object as a Python string (returns new reference). */ + PyObject *(*cgetvalue)(PyObject *); + + /* Create a new output object */ + PyObject *(*NewOutput)(int); + + /* Create an input object from a Python string + (copies the Python string reference). + */ + PyObject *(*NewInput)(PyObject *); + + /* The Python types for cStringIO input and output objects. + Note that you can do input on an output object. + */ + PyTypeObject *InputType, *OutputType; + +} *PycStringIO; + +/* These can be used to test if you have one */ +#define PycStringIO_InputCheck(O) \ + (Py_TYPE(O)==PycStringIO->InputType) +#define PycStringIO_OutputCheck(O) \ + (Py_TYPE(O)==PycStringIO->OutputType) + +#ifdef __cplusplus +} +#endif +#endif /* !Py_CSTRINGIO_H */ |