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v0.5.1
https://github.com/python/cpython
Revision 534136ac6790a701e24f364a9b7f1e34bf5f3ce7 authored by Miss Islington (bot) on 12 June 2019, 04:47:42 UTC, committed by GitHub on 12 June 2019, 04:47:42 UTC

* bpo-29505: Enable fuzz testing of the json module, enforce size limit on int(x) fuzz and json input size to avoid timeouts.

Contributed by by Ammar Askar for Google.
(cherry picked from commit a6e190e94b47324f14e22a09200c68b722d55699)

Co-authored-by: Ammar Askar <aaskar@google.com>
1 parent f0cc1a9
Raw File
Tip revision: 534136ac6790a701e24f364a9b7f1e34bf5f3ce7 authored by Miss Islington (bot) on 12 June 2019, 04:47:42 UTC
bpo-29505: Fuzz json module, enforce size limit on int(x) fuzz (GH-13991)
Tip revision: 534136a
pythonrun.h

/* Interfaces to parse and execute pieces of python code */

#ifndef Py_PYTHONRUN_H
#define Py_PYTHONRUN_H
#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_LIMITED_API
PyAPI_FUNC(int) PyRun_SimpleStringFlags(const char *, PyCompilerFlags *);
PyAPI_FUNC(int) PyRun_AnyFileFlags(FILE *, const char *, PyCompilerFlags *);
PyAPI_FUNC(int) PyRun_AnyFileExFlags(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    int closeit,
    PyCompilerFlags *flags);
PyAPI_FUNC(int) PyRun_SimpleFileExFlags(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    int closeit,
    PyCompilerFlags *flags);
PyAPI_FUNC(int) PyRun_InteractiveOneFlags(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    PyCompilerFlags *flags);
PyAPI_FUNC(int) PyRun_InteractiveOneObject(
    FILE *fp,
    PyObject *filename,
    PyCompilerFlags *flags);
PyAPI_FUNC(int) PyRun_InteractiveLoopFlags(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    PyCompilerFlags *flags);

PyAPI_FUNC(struct _mod *) PyParser_ASTFromString(
    const char *s,
    const char *filename,       /* decoded from the filesystem encoding */
    int start,
    PyCompilerFlags *flags,
    PyArena *arena);
PyAPI_FUNC(struct _mod *) PyParser_ASTFromStringObject(
    const char *s,
    PyObject *filename,
    int start,
    PyCompilerFlags *flags,
    PyArena *arena);
PyAPI_FUNC(struct _mod *) PyParser_ASTFromFile(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    const char* enc,
    int start,
    const char *ps1,
    const char *ps2,
    PyCompilerFlags *flags,
    int *errcode,
    PyArena *arena);
PyAPI_FUNC(struct _mod *) PyParser_ASTFromFileObject(
    FILE *fp,
    PyObject *filename,
    const char* enc,
    int start,
    const char *ps1,
    const char *ps2,
    PyCompilerFlags *flags,
    int *errcode,
    PyArena *arena);
#endif

#ifndef PyParser_SimpleParseString
#define PyParser_SimpleParseString(S, B) \
    PyParser_SimpleParseStringFlags(S, B, 0)
#define PyParser_SimpleParseFile(FP, S, B) \
    PyParser_SimpleParseFileFlags(FP, S, B, 0)
#endif
PyAPI_FUNC(struct _node *) PyParser_SimpleParseStringFlags(const char *, int,
                                                           int);
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
PyAPI_FUNC(struct _node *) PyParser_SimpleParseStringFlagsFilename(const char *,
                                                                   const char *,
                                                                   int, int);
#endif
PyAPI_FUNC(struct _node *) PyParser_SimpleParseFileFlags(FILE *, const char *,
                                                         int, int);

#ifndef Py_LIMITED_API
PyAPI_FUNC(PyObject *) PyRun_StringFlags(const char *, int, PyObject *,
                                         PyObject *, PyCompilerFlags *);

PyAPI_FUNC(PyObject *) PyRun_FileExFlags(
    FILE *fp,
    const char *filename,       /* decoded from the filesystem encoding */
    int start,
    PyObject *globals,
    PyObject *locals,
    int closeit,
    PyCompilerFlags *flags);
#endif

#ifdef Py_LIMITED_API
PyAPI_FUNC(PyObject *) Py_CompileString(const char *, const char *, int);
#else
#define Py_CompileString(str, p, s) Py_CompileStringExFlags(str, p, s, NULL, -1)
#define Py_CompileStringFlags(str, p, s, f) Py_CompileStringExFlags(str, p, s, f, -1)
PyAPI_FUNC(PyObject *) Py_CompileStringExFlags(
    const char *str,
    const char *filename,       /* decoded from the filesystem encoding */
    int start,
    PyCompilerFlags *flags,
    int optimize);
PyAPI_FUNC(PyObject *) Py_CompileStringObject(
    const char *str,
    PyObject *filename, int start,
    PyCompilerFlags *flags,
    int optimize);
#endif
PyAPI_FUNC(struct symtable *) Py_SymtableString(
    const char *str,
    const char *filename,       /* decoded from the filesystem encoding */
    int start);
#ifndef Py_LIMITED_API
PyAPI_FUNC(struct symtable *) Py_SymtableStringObject(
    const char *str,
    PyObject *filename,
    int start);
#endif

PyAPI_FUNC(void) PyErr_Print(void);
PyAPI_FUNC(void) PyErr_PrintEx(int);
PyAPI_FUNC(void) PyErr_Display(PyObject *, PyObject *, PyObject *);

#ifndef Py_LIMITED_API
/* Use macros for a bunch of old variants */
#define PyRun_String(str, s, g, l) PyRun_StringFlags(str, s, g, l, NULL)
#define PyRun_AnyFile(fp, name) PyRun_AnyFileExFlags(fp, name, 0, NULL)
#define PyRun_AnyFileEx(fp, name, closeit) \
    PyRun_AnyFileExFlags(fp, name, closeit, NULL)
#define PyRun_AnyFileFlags(fp, name, flags) \
    PyRun_AnyFileExFlags(fp, name, 0, flags)
#define PyRun_SimpleString(s) PyRun_SimpleStringFlags(s, NULL)
#define PyRun_SimpleFile(f, p) PyRun_SimpleFileExFlags(f, p, 0, NULL)
#define PyRun_SimpleFileEx(f, p, c) PyRun_SimpleFileExFlags(f, p, c, NULL)
#define PyRun_InteractiveOne(f, p) PyRun_InteractiveOneFlags(f, p, NULL)
#define PyRun_InteractiveLoop(f, p) PyRun_InteractiveLoopFlags(f, p, NULL)
#define PyRun_File(fp, p, s, g, l) \
    PyRun_FileExFlags(fp, p, s, g, l, 0, NULL)
#define PyRun_FileEx(fp, p, s, g, l, c) \
    PyRun_FileExFlags(fp, p, s, g, l, c, NULL)
#define PyRun_FileFlags(fp, p, s, g, l, flags) \
    PyRun_FileExFlags(fp, p, s, g, l, 0, flags)
#endif

/* Stuff with no proper home (yet) */
#ifndef Py_LIMITED_API
PyAPI_FUNC(char *) PyOS_Readline(FILE *, FILE *, const char *);
#endif
PyAPI_DATA(int) (*PyOS_InputHook)(void);
PyAPI_DATA(char) *(*PyOS_ReadlineFunctionPointer)(FILE *, FILE *, const char *);
#ifndef Py_LIMITED_API
PyAPI_DATA(PyThreadState*) _PyOS_ReadlineTState;
#endif

/* Stack size, in "pointers" (so we get extra safety margins
   on 64-bit platforms).  On a 32-bit platform, this translates
   to an 8k margin. */
#define PYOS_STACK_MARGIN 2048

#if defined(WIN32) && !defined(MS_WIN64) && defined(_MSC_VER) && _MSC_VER >= 1300
/* Enable stack checking under Microsoft C */
#define USE_STACKCHECK
#endif

#ifdef USE_STACKCHECK
/* Check that we aren't overflowing our stack */
PyAPI_FUNC(int) PyOS_CheckStack(void);
#endif

#ifdef __cplusplus
}
#endif
#endif /* !Py_PYTHONRUN_H */
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