Qore Programming Language 1.16.0
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Restrictions.h File Reference
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Macros

#define PO_ALLOW_BARE_REFS   PO_REQUIRE_BARE_REFS
 synonym for PO_REQUIRE_BARE_REFS
 
#define PO_ALLOW_DEBUGGER   (1LL << 51)
 allow the use debugger stuff
 
#define PO_ALLOW_INJECTION   (1LL << 36)
 allow code injection
 
#define PO_ALLOW_RETURNS   (1LL << 57)
 allows the use of the deprecated "returns" keyword
 
#define PO_ALLOW_STATEMENT_NO_EFFECT   (1LL << 52)
 allow for old pre-Qore 0.9 top-level statements having no effect
 
#define PO_ALLOW_WEAK_REFERENCES   (1LL << 50)
 allow the use of the weak reference assignment operator ':='
 
#define PO_ASSUME_LOCAL   (1 << 28)
 assume local variable scope if not declared (implicit "my")
 
#define PO_BROKEN_CAST   (1LL << 56)
 enables pre-0.9.4 broken cast<> operator handling
 
#define PO_BROKEN_INT_ASSIGNMENTS   (1LL << 41)
 allow for old pre-Qore 0.8.12 "int" restrictions to be ignored at runtime
 
#define PO_BROKEN_LIST_PARSING   (1LL << 39)
 allow for old pre-Qore 0.8.12 broken list rewriting in the parser
 
#define PO_BROKEN_LOGIC_PRECEDENCE   (1LL << 40)
 allow for old pre-Qore 0.8.12 precedence of logical and bitwise operators
 
#define PO_BROKEN_LOOP_STATEMENT   (1LL << 43)
 allow for old pre-Qore 0.8.13 handling of break and continue
 
#define PO_BROKEN_OPERATORS   (1LL << 42)
 allow for old pre-Qore 0.8.12 parsing of multi-character operators with spaces
 
#define PO_BROKEN_RANGE   (1LL << 59)
 allow for old pre-Qore 0.9.5 "range()" and "xrange()" behavior where the upper limit was included in the result
 
#define PO_BROKEN_REFERENCES   (1LL << 47)
 allow for old pre-Qore 0.8.13 "reference" and "*reference" type restriction behavior where they accepted any type
 
#define PO_BROKEN_SPRINTF   (1LL << 55)
 enables pre-0.9 broken sprintf handling
 
#define PO_DEFAULT   0
 no parse options set by default
 
#define PO_FREE_OPTIONS
 mask of options that have no effect on code access or code safety
 
#define PO_FREE_STYLE_OPTIONS   (PO_FREE_OPTIONS|PO_STYLE_OPTIONS)
 mask of free and style options
 
#define PO_IN_MODULE   (1LL << 33)
 do not use directly, this is set automatically in user module programs
 
#define PO_INHERITANCE_OPTIONS   (PO_USER_INHERITANCE_OPTIONS|PO_SYSTEM_INHERITANCE_OPTIONS)
 mask of options that affect the way a child Program inherits code from the parent
 
#define PO_LOCK_WARNINGS   (1 << 17)
 do not allow programs to change the warning mask
 
#define PO_LOCKDOWN   (PO_NO_EXTERNAL_ACCESS|PO_NO_THREADS|PO_NO_IO|PO_NO_REFLECTION)
 most restrictive access - can just execute logic, no I/O, no threading, no external access, no reflection
 
#define PO_NEW_STYLE   (PO_ALLOW_BARE_REFS|PO_ASSUME_LOCAL)
 new Qore style: no more '$' and with assumed variable scope
 
#define PO_NO_API   PO_INHERITANCE_OPTIONS
 an alias of PO_INHERITANCE_OPTIONS
 
#define PO_NO_CHILD_PO_RESTRICTIONS   (1 << 11)
 turn off parse option inheritance restrictions
 
#define PO_NO_CLASS_DEFS   (1 << 5)
 cannot define new object classes
 
#define PO_NO_CONSTANT_DEFS   (1 << 7)
 cannot define new constants
 
#define PO_NO_DATABASE   (1 << 18)
 do not allow database access
 
#define PO_NO_DEBUGGING   (1LL << 46)
 disallows debugging actions that could be insecure such as reading the thread local variable stack
 
#define PO_NO_EMBEDDED_LOGIC   (1LL << 34)
 do not allow embedded logic or runtime parsing
 
#define PO_NO_EXTERNAL_ACCESS
 prohibits any external access
 
#define PO_NO_EXTERNAL_INFO   (1 << 22)
 do not allow any access to host, process, etc information
 
#define PO_NO_EXTERNAL_PROCESS   (1 << 12)
 do not allow access to functionality that calls external processes: backquote op, system(), exec(), etc
 
#define PO_NO_FILESYSTEM   (1 << 16)
 do not allow any filesystem access (objects & subroutines)
 
#define PO_NO_GLOBAL_VARS   (1 << 0)
 cannot define new global variables
 
#define PO_NO_GUI   (1 << 19)
 do not allow any GUI-relevant actions to be performed
 
#define PO_NO_INHERIT_GLOBAL_VARS   (1LL << 32)
 do not inherit public global variables from the parent into the new program's space
 
#define PO_NO_INHERIT_PROGRAM_DATA   (1LL << 60)
 do not inherit module-specific Program data from the parent
 
#define PO_NO_INHERIT_SYSTEM_CLASSES   (1 << 9)
 do not inherit system classes into this program space
 
#define PO_NO_INHERIT_SYSTEM_CONSTANTS   (1LL << 38)
 do not inherit system constants from the parent into the new program's space
 
#define PO_NO_INHERIT_SYSTEM_FUNC_VARIANTS   (1LL << 31)
 do not inherit any builtin function variants to the new program's space
 
#define PO_NO_INHERIT_SYSTEM_HASHDECLS   (1LL << 49)
 do not inherit system hashdecls from the parent into the new program's space
 
#define PO_NO_INHERIT_USER_CLASSES   (1 << 10)
 do not inherit public user classes into this program space
 
#define PO_NO_INHERIT_USER_CONSTANTS   (1LL << 37)
 do not inherit user constants from the parent into the new program's space
 
#define PO_NO_INHERIT_USER_FUNC_VARIANTS   (1 << 30)
 do not inherit public user function variants from the parent into the new program's space
 
#define PO_NO_INHERIT_USER_HASHDECLS   (1LL << 48)
 do not inherit user hashdecls from the parent into the new program's space
 
#define PO_NO_IO
 prohibits all terminal and file I/O and GUI operations
 
#define PO_NO_LOCALE_CONTROL   (1 << 24)
 do not allow changes to program locale
 
#define PO_NO_MODULES   (1 << 29)
 do not allow external modules to be loaded
 
#define PO_NO_NAMESPACE_DEFS   (1 << 6)
 cannot define new namespaces
 
#define PO_NO_NETWORK   (1 << 15)
 do not allow any network access (objs & subroutines)
 
#define PO_NO_NEW   (1 << 8)
 cannot use the new operator (DEPRECATED: this option is not useful anymore because objects can be declared and created without "new")
 
#define PO_NO_PROCESS_CONTROL   (1 << 14)
 do not allow access to functionality that can affect the current process: fork(), exec(), abort(), etc
 
#define PO_NO_REFLECTION   (1LL << 53)
 disallow the use of reflection
 
#define PO_NO_SUBROUTINE_DEFS   (1 << 1)
 cannot define new user subroutines
 
#define PO_NO_SYSTEM_API   PO_SYSTEM_INHERITANCE_OPTIONS
 an alias of PO_SYSTEM_INHERITANCE_OPTIONS
 
#define PO_NO_TERMINAL_IO   (1 << 20)
 do not allow any terminal I/O to be performed
 
#define PO_NO_THREAD_CLASSES   (1 << 3)
 no access to thread classes
 
#define PO_NO_THREAD_CONTROL   (1 << 2)
 cannot launch new threads) use thread_exit) or access thread data
 
#define PO_NO_THREAD_INFO   (1 << 23)
 do not allow any access to thread information
 
#define PO_NO_THREADS   (PO_NO_THREAD_CONTROL|PO_NO_THREAD_CLASSES|PO_NO_THREAD_INFO)
 cannot access any thread functionality
 
#define PO_NO_TOP_LEVEL_STATEMENTS   (1 << 4)
 cannot define new top-level statements (outside of sub or class defs)
 
#define PO_NO_TRANSIENT   (1LL << 54)
 disables the transient keyword
 
#define PO_NO_UNCONTROLLED_APIS   (1LL << 45)
 disallow access to "uncontrolled APIs" like external language bindings or direct generic system call APIs that could bypass sandboxing controls
 
#define PO_NO_USER_API   PO_USER_INHERITANCE_OPTIONS
 an alias of PO_USER_INHERITANCE_OPTIONS
 
#define PO_POSITIVE_OPTIONS
 mask of all options allowing for more freedom (instead of less)
 
#define PO_REQUIRE_BARE_REFS   (1 << 27)
 do not allow '$' for vars and '$.' for class member refs
 
#define PO_REQUIRE_OUR   (1 << 13)
 require "our" for global var declaration
 
#define PO_REQUIRE_PROTOTYPES   (1 << 25)
 require types in method and function declarations
 
#define PO_REQUIRE_TYPES   (1 << 21)
 require type information for all declarations
 
#define PO_STRICT_ARGS   (1 << 26)
 do not allow access to RT_NOOP code or excess args
 
#define PO_STRICT_BOOLEAN_EVAL   (1LL << 35)
 do non-intuitive strict mathematical boolean evaluations (the Qore default prior to v0.8.6)
 
#define PO_STRICT_TYPES   (1LL << 58)
 enforce strict type checking and setting default values
 
#define PO_STRONG_ENCAPSULATION   (1LL << 44)
 disallow out-of-line class and namespace declarations
 
#define PO_STYLE_OPTIONS
 mask of options related to style but not capabilities
 
#define PO_SYSTEM_INHERITANCE_OPTIONS
 mask of options that affect the way a child Program inherits user code from the parent
 
#define PO_SYSTEM_OPS   (PO_IN_MODULE)
 all options that are set by the system
 
#define PO_USER_INHERITANCE_OPTIONS
 mask of options that affect the way a child Program inherits user code from the parent
 
#define QDOM_DATABASE   PO_NO_DATABASE
 provides access to databases
 
#define QDOM_DEBUGGER   PO_ALLOW_DEBUGGER
 provides debugger functionality
 
#define QDOM_DEFAULT   0
 the default domain (no domain)
 
#define QDOM_EMBEDDED_LOGIC   PO_NO_EMBEDDED_LOGIC
 provides dynamic parsing functionality
 
#define QDOM_EXTERNAL_INFO   PO_NO_EXTERNAL_INFO
 provides access to external information (ex: hostname, pid, process uid, etc)
 
#define QDOM_EXTERNAL_PROCESS   PO_NO_EXTERNAL_PROCESS
 provides external process control functionality (can affect) start) or stop external processes)
 
#define QDOM_FILESYSTEM   PO_NO_FILESYSTEM
 provides access to the filesystem
 
#define QDOM_GUI   PO_NO_GUI
 provides GUI functionality
 
#define QDOM_IN_MODULE   PO_IN_MODULE
 tagged with code that is restricted in user modules
 
#define QDOM_INJECTION   PO_ALLOW_INJECTION
 provides functionality related to code / dependency injection
 
#define QDOM_LOCALE_CONTROL   PO_NO_LOCALE_CONTROL
 provides access to functionality that changes locale information
 
#define QDOM_MODULES   PO_NO_MODULES
 provides access to external modules
 
#define QDOM_NETWORK   PO_NO_NETWORK
 provides network functionality
 
#define QDOM_PROCESS   PO_NO_PROCESS_CONTROL
 provides process control functionality (can affect or stop the current process)
 
#define QDOM_REFLECTION   PO_NO_REFLECTION
 provides reflection functionality
 
#define QDOM_TERMINAL_IO   PO_NO_TERMINAL_IO
 provides terminal I/O functionality
 
#define QDOM_THREAD_CLASS   PO_NO_THREAD_CLASSES
 provides thread control functionality
 
#define QDOM_THREAD_CONTROL   PO_NO_THREAD_CONTROL
 provides the ability to check or manipulate threads (including starting new threads)
 
#define QDOM_THREAD_INFO   PO_NO_THREAD_INFO
 provides access to information regarding threading (tid, active threads, etc)
 
#define QDOM_UNCONTROLLED_API   PO_NO_UNCONTROLLED_APIS
 provides unchecked access to system functionality that could bypass Qore's sandboxing controls
 

Detailed Description

defines parse restrictions and functional domains for builtin functions and qore class methods