mirror of
https://github.com/SoftEtherVPN/SoftEtherVPN.git
synced 2025-07-08 08:44:57 +03:00
v4.15-9537-beta
This commit is contained in:
@ -1,6 +1,7 @@
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/* dso.h -*- mode:C; c-file-style: "eay" -*- */
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/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
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* project 2000.
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/*
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* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project
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* 2000.
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*/
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/* ====================================================================
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* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
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@ -10,7 +11,7 @@
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* are met:
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||||
*
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
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@ -57,212 +58,248 @@
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*/
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#ifndef HEADER_DSO_H
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#define HEADER_DSO_H
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# define HEADER_DSO_H
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#include <openssl/crypto.h>
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# include <openssl/crypto.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* These values are used as commands to DSO_ctrl() */
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#define DSO_CTRL_GET_FLAGS 1
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||||
#define DSO_CTRL_SET_FLAGS 2
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||||
#define DSO_CTRL_OR_FLAGS 3
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# define DSO_CTRL_GET_FLAGS 1
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# define DSO_CTRL_SET_FLAGS 2
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# define DSO_CTRL_OR_FLAGS 3
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||||
|
||||
/* By default, DSO_load() will translate the provided filename into a form
|
||||
/*
|
||||
* By default, DSO_load() will translate the provided filename into a form
|
||||
* typical for the platform (more specifically the DSO_METHOD) using the
|
||||
* dso_name_converter function of the method. Eg. win32 will transform "blah"
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* into "blah.dll", and dlfcn will transform it into "libblah.so". The
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||||
* behaviour can be overriden by setting the name_converter callback in the DSO
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* object (using DSO_set_name_converter()). This callback could even utilise
|
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* the DSO_METHOD's converter too if it only wants to override behaviour for
|
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* one or two possible DSO methods. However, the following flag can be set in a
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* DSO to prevent *any* native name-translation at all - eg. if the caller has
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* prompted the user for a path to a driver library so the filename should be
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* interpreted as-is. */
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||||
#define DSO_FLAG_NO_NAME_TRANSLATION 0x01
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/* An extra flag to give if only the extension should be added as
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* translation. This is obviously only of importance on Unix and
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* other operating systems where the translation also may prefix
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* the name with something, like 'lib', and ignored everywhere else.
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* This flag is also ignored if DSO_FLAG_NO_NAME_TRANSLATION is used
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* at the same time. */
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#define DSO_FLAG_NAME_TRANSLATION_EXT_ONLY 0x02
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|
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/* The following flag controls the translation of symbol names to upper
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* case. This is currently only being implemented for OpenVMS.
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* behaviour can be overriden by setting the name_converter callback in the
|
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* DSO object (using DSO_set_name_converter()). This callback could even
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* utilise the DSO_METHOD's converter too if it only wants to override
|
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* behaviour for one or two possible DSO methods. However, the following flag
|
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* can be set in a DSO to prevent *any* native name-translation at all - eg.
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* if the caller has prompted the user for a path to a driver library so the
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* filename should be interpreted as-is.
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*/
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#define DSO_FLAG_UPCASE_SYMBOL 0x10
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/* This flag loads the library with public symbols.
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* Meaning: The exported symbols of this library are public
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* to all libraries loaded after this library.
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* At the moment only implemented in unix.
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# define DSO_FLAG_NO_NAME_TRANSLATION 0x01
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/*
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* An extra flag to give if only the extension should be added as
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* translation. This is obviously only of importance on Unix and other
|
||||
* operating systems where the translation also may prefix the name with
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* something, like 'lib', and ignored everywhere else. This flag is also
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* ignored if DSO_FLAG_NO_NAME_TRANSLATION is used at the same time.
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*/
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#define DSO_FLAG_GLOBAL_SYMBOLS 0x20
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# define DSO_FLAG_NAME_TRANSLATION_EXT_ONLY 0x02
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/*
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* The following flag controls the translation of symbol names to upper case.
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* This is currently only being implemented for OpenVMS.
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*/
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# define DSO_FLAG_UPCASE_SYMBOL 0x10
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typedef void (*DSO_FUNC_TYPE)(void);
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/*
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* This flag loads the library with public symbols. Meaning: The exported
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* symbols of this library are public to all libraries loaded after this
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||||
* library. At the moment only implemented in unix.
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||||
*/
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# define DSO_FLAG_GLOBAL_SYMBOLS 0x20
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typedef void (*DSO_FUNC_TYPE) (void);
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typedef struct dso_st DSO;
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/* The function prototype used for method functions (or caller-provided
|
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* callbacks) that transform filenames. They are passed a DSO structure pointer
|
||||
* (or NULL if they are to be used independantly of a DSO object) and a
|
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* filename to transform. They should either return NULL (if there is an error
|
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* condition) or a newly allocated string containing the transformed form that
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* the caller will need to free with OPENSSL_free() when done. */
|
||||
typedef char* (*DSO_NAME_CONVERTER_FUNC)(DSO *, const char *);
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/* The function prototype used for method functions (or caller-provided
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* callbacks) that merge two file specifications. They are passed a
|
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* DSO structure pointer (or NULL if they are to be used independantly of
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* a DSO object) and two file specifications to merge. They should
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* either return NULL (if there is an error condition) or a newly allocated
|
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* string containing the result of merging that the caller will need
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* to free with OPENSSL_free() when done.
|
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* Here, merging means that bits and pieces are taken from each of the
|
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* file specifications and added together in whatever fashion that is
|
||||
* sensible for the DSO method in question. The only rule that really
|
||||
* applies is that if the two specification contain pieces of the same
|
||||
* type, the copy from the first string takes priority. One could see
|
||||
* it as the first specification is the one given by the user and the
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* second being a bunch of defaults to add on if they're missing in the
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* first. */
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typedef char* (*DSO_MERGER_FUNC)(DSO *, const char *, const char *);
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typedef struct dso_meth_st
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{
|
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const char *name;
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/* Loads a shared library, NB: new DSO_METHODs must ensure that a
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* successful load populates the loaded_filename field, and likewise a
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* successful unload OPENSSL_frees and NULLs it out. */
|
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int (*dso_load)(DSO *dso);
|
||||
/* Unloads a shared library */
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int (*dso_unload)(DSO *dso);
|
||||
/* Binds a variable */
|
||||
void *(*dso_bind_var)(DSO *dso, const char *symname);
|
||||
/* Binds a function - assumes a return type of DSO_FUNC_TYPE.
|
||||
* This should be cast to the real function prototype by the
|
||||
* caller. Platforms that don't have compatible representations
|
||||
* for different prototypes (this is possible within ANSI C)
|
||||
* are highly unlikely to have shared libraries at all, let
|
||||
* alone a DSO_METHOD implemented for them. */
|
||||
DSO_FUNC_TYPE (*dso_bind_func)(DSO *dso, const char *symname);
|
||||
/*
|
||||
* The function prototype used for method functions (or caller-provided
|
||||
* callbacks) that transform filenames. They are passed a DSO structure
|
||||
* pointer (or NULL if they are to be used independantly of a DSO object) and
|
||||
* a filename to transform. They should either return NULL (if there is an
|
||||
* error condition) or a newly allocated string containing the transformed
|
||||
* form that the caller will need to free with OPENSSL_free() when done.
|
||||
*/
|
||||
typedef char *(*DSO_NAME_CONVERTER_FUNC)(DSO *, const char *);
|
||||
/*
|
||||
* The function prototype used for method functions (or caller-provided
|
||||
* callbacks) that merge two file specifications. They are passed a DSO
|
||||
* structure pointer (or NULL if they are to be used independantly of a DSO
|
||||
* object) and two file specifications to merge. They should either return
|
||||
* NULL (if there is an error condition) or a newly allocated string
|
||||
* containing the result of merging that the caller will need to free with
|
||||
* OPENSSL_free() when done. Here, merging means that bits and pieces are
|
||||
* taken from each of the file specifications and added together in whatever
|
||||
* fashion that is sensible for the DSO method in question. The only rule
|
||||
* that really applies is that if the two specification contain pieces of the
|
||||
* same type, the copy from the first string takes priority. One could see
|
||||
* it as the first specification is the one given by the user and the second
|
||||
* being a bunch of defaults to add on if they're missing in the first.
|
||||
*/
|
||||
typedef char *(*DSO_MERGER_FUNC)(DSO *, const char *, const char *);
|
||||
|
||||
typedef struct dso_meth_st {
|
||||
const char *name;
|
||||
/*
|
||||
* Loads a shared library, NB: new DSO_METHODs must ensure that a
|
||||
* successful load populates the loaded_filename field, and likewise a
|
||||
* successful unload OPENSSL_frees and NULLs it out.
|
||||
*/
|
||||
int (*dso_load) (DSO *dso);
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||||
/* Unloads a shared library */
|
||||
int (*dso_unload) (DSO *dso);
|
||||
/* Binds a variable */
|
||||
void *(*dso_bind_var) (DSO *dso, const char *symname);
|
||||
/*
|
||||
* Binds a function - assumes a return type of DSO_FUNC_TYPE. This should
|
||||
* be cast to the real function prototype by the caller. Platforms that
|
||||
* don't have compatible representations for different prototypes (this
|
||||
* is possible within ANSI C) are highly unlikely to have shared
|
||||
* libraries at all, let alone a DSO_METHOD implemented for them.
|
||||
*/
|
||||
DSO_FUNC_TYPE (*dso_bind_func) (DSO *dso, const char *symname);
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||||
/* I don't think this would actually be used in any circumstances. */
|
||||
#if 0
|
||||
/* Unbinds a variable */
|
||||
int (*dso_unbind_var)(DSO *dso, char *symname, void *symptr);
|
||||
/* Unbinds a function */
|
||||
int (*dso_unbind_func)(DSO *dso, char *symname, DSO_FUNC_TYPE symptr);
|
||||
#endif
|
||||
/* The generic (yuck) "ctrl()" function. NB: Negative return
|
||||
* values (rather than zero) indicate errors. */
|
||||
long (*dso_ctrl)(DSO *dso, int cmd, long larg, void *parg);
|
||||
/* The default DSO_METHOD-specific function for converting filenames to
|
||||
* a canonical native form. */
|
||||
DSO_NAME_CONVERTER_FUNC dso_name_converter;
|
||||
/* The default DSO_METHOD-specific function for converting filenames to
|
||||
* a canonical native form. */
|
||||
DSO_MERGER_FUNC dso_merger;
|
||||
|
||||
/* [De]Initialisation handlers. */
|
||||
int (*init)(DSO *dso);
|
||||
int (*finish)(DSO *dso);
|
||||
} DSO_METHOD;
|
||||
# if 0
|
||||
/* Unbinds a variable */
|
||||
int (*dso_unbind_var) (DSO *dso, char *symname, void *symptr);
|
||||
/* Unbinds a function */
|
||||
int (*dso_unbind_func) (DSO *dso, char *symname, DSO_FUNC_TYPE symptr);
|
||||
# endif
|
||||
/*
|
||||
* The generic (yuck) "ctrl()" function. NB: Negative return values
|
||||
* (rather than zero) indicate errors.
|
||||
*/
|
||||
long (*dso_ctrl) (DSO *dso, int cmd, long larg, void *parg);
|
||||
/*
|
||||
* The default DSO_METHOD-specific function for converting filenames to a
|
||||
* canonical native form.
|
||||
*/
|
||||
DSO_NAME_CONVERTER_FUNC dso_name_converter;
|
||||
/*
|
||||
* The default DSO_METHOD-specific function for converting filenames to a
|
||||
* canonical native form.
|
||||
*/
|
||||
DSO_MERGER_FUNC dso_merger;
|
||||
/* [De]Initialisation handlers. */
|
||||
int (*init) (DSO *dso);
|
||||
int (*finish) (DSO *dso);
|
||||
/* Return pathname of the module containing location */
|
||||
int (*pathbyaddr) (void *addr, char *path, int sz);
|
||||
/* Perform global symbol lookup, i.e. among *all* modules */
|
||||
void *(*globallookup) (const char *symname);
|
||||
} DSO_METHOD;
|
||||
|
||||
/**********************************************************************/
|
||||
/* The low-level handle type used to refer to a loaded shared library */
|
||||
|
||||
struct dso_st
|
||||
{
|
||||
DSO_METHOD *meth;
|
||||
/* Standard dlopen uses a (void *). Win32 uses a HANDLE. VMS
|
||||
* doesn't use anything but will need to cache the filename
|
||||
* for use in the dso_bind handler. All in all, let each
|
||||
* method control its own destiny. "Handles" and such go in
|
||||
* a STACK. */
|
||||
STACK *meth_data;
|
||||
int references;
|
||||
int flags;
|
||||
/* For use by applications etc ... use this for your bits'n'pieces,
|
||||
* don't touch meth_data! */
|
||||
CRYPTO_EX_DATA ex_data;
|
||||
/* If this callback function pointer is set to non-NULL, then it will
|
||||
* be used in DSO_load() in place of meth->dso_name_converter. NB: This
|
||||
* should normally set using DSO_set_name_converter(). */
|
||||
DSO_NAME_CONVERTER_FUNC name_converter;
|
||||
/* If this callback function pointer is set to non-NULL, then it will
|
||||
* be used in DSO_load() in place of meth->dso_merger. NB: This
|
||||
* should normally set using DSO_set_merger(). */
|
||||
DSO_MERGER_FUNC merger;
|
||||
/* This is populated with (a copy of) the platform-independant
|
||||
* filename used for this DSO. */
|
||||
char *filename;
|
||||
/* This is populated with (a copy of) the translated filename by which
|
||||
* the DSO was actually loaded. It is NULL iff the DSO is not currently
|
||||
* loaded. NB: This is here because the filename translation process
|
||||
* may involve a callback being invoked more than once not only to
|
||||
* convert to a platform-specific form, but also to try different
|
||||
* filenames in the process of trying to perform a load. As such, this
|
||||
* variable can be used to indicate (a) whether this DSO structure
|
||||
* corresponds to a loaded library or not, and (b) the filename with
|
||||
* which it was actually loaded. */
|
||||
char *loaded_filename;
|
||||
};
|
||||
struct dso_st {
|
||||
DSO_METHOD *meth;
|
||||
/*
|
||||
* Standard dlopen uses a (void *). Win32 uses a HANDLE. VMS doesn't use
|
||||
* anything but will need to cache the filename for use in the dso_bind
|
||||
* handler. All in all, let each method control its own destiny.
|
||||
* "Handles" and such go in a STACK.
|
||||
*/
|
||||
STACK_OF(void) *meth_data;
|
||||
int references;
|
||||
int flags;
|
||||
/*
|
||||
* For use by applications etc ... use this for your bits'n'pieces, don't
|
||||
* touch meth_data!
|
||||
*/
|
||||
CRYPTO_EX_DATA ex_data;
|
||||
/*
|
||||
* If this callback function pointer is set to non-NULL, then it will be
|
||||
* used in DSO_load() in place of meth->dso_name_converter. NB: This
|
||||
* should normally set using DSO_set_name_converter().
|
||||
*/
|
||||
DSO_NAME_CONVERTER_FUNC name_converter;
|
||||
/*
|
||||
* If this callback function pointer is set to non-NULL, then it will be
|
||||
* used in DSO_load() in place of meth->dso_merger. NB: This should
|
||||
* normally set using DSO_set_merger().
|
||||
*/
|
||||
DSO_MERGER_FUNC merger;
|
||||
/*
|
||||
* This is populated with (a copy of) the platform-independant filename
|
||||
* used for this DSO.
|
||||
*/
|
||||
char *filename;
|
||||
/*
|
||||
* This is populated with (a copy of) the translated filename by which
|
||||
* the DSO was actually loaded. It is NULL iff the DSO is not currently
|
||||
* loaded. NB: This is here because the filename translation process may
|
||||
* involve a callback being invoked more than once not only to convert to
|
||||
* a platform-specific form, but also to try different filenames in the
|
||||
* process of trying to perform a load. As such, this variable can be
|
||||
* used to indicate (a) whether this DSO structure corresponds to a
|
||||
* loaded library or not, and (b) the filename with which it was actually
|
||||
* loaded.
|
||||
*/
|
||||
char *loaded_filename;
|
||||
};
|
||||
|
||||
DSO *DSO_new(void);
|
||||
DSO *DSO_new_method(DSO_METHOD *method);
|
||||
int DSO_free(DSO *dso);
|
||||
int DSO_flags(DSO *dso);
|
||||
int DSO_up_ref(DSO *dso);
|
||||
long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg);
|
||||
|
||||
DSO * DSO_new(void);
|
||||
DSO * DSO_new_method(DSO_METHOD *method);
|
||||
int DSO_free(DSO *dso);
|
||||
int DSO_flags(DSO *dso);
|
||||
int DSO_up_ref(DSO *dso);
|
||||
long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg);
|
||||
|
||||
/* This function sets the DSO's name_converter callback. If it is non-NULL,
|
||||
/*
|
||||
* This function sets the DSO's name_converter callback. If it is non-NULL,
|
||||
* then it will be used instead of the associated DSO_METHOD's function. If
|
||||
* oldcb is non-NULL then it is set to the function pointer value being
|
||||
* replaced. Return value is non-zero for success. */
|
||||
int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,
|
||||
DSO_NAME_CONVERTER_FUNC *oldcb);
|
||||
/* These functions can be used to get/set the platform-independant filename
|
||||
* used for a DSO. NB: set will fail if the DSO is already loaded. */
|
||||
* replaced. Return value is non-zero for success.
|
||||
*/
|
||||
int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,
|
||||
DSO_NAME_CONVERTER_FUNC *oldcb);
|
||||
/*
|
||||
* These functions can be used to get/set the platform-independant filename
|
||||
* used for a DSO. NB: set will fail if the DSO is already loaded.
|
||||
*/
|
||||
const char *DSO_get_filename(DSO *dso);
|
||||
int DSO_set_filename(DSO *dso, const char *filename);
|
||||
/* This function will invoke the DSO's name_converter callback to translate a
|
||||
int DSO_set_filename(DSO *dso, const char *filename);
|
||||
/*
|
||||
* This function will invoke the DSO's name_converter callback to translate a
|
||||
* filename, or if the callback isn't set it will instead use the DSO_METHOD's
|
||||
* converter. If "filename" is NULL, the "filename" in the DSO itself will be
|
||||
* used. If the DSO_FLAG_NO_NAME_TRANSLATION flag is set, then the filename is
|
||||
* simply duplicated. NB: This function is usually called from within a
|
||||
* DSO_METHOD during the processing of a DSO_load() call, and is exposed so that
|
||||
* caller-created DSO_METHODs can do the same thing. A non-NULL return value
|
||||
* will need to be OPENSSL_free()'d. */
|
||||
char *DSO_convert_filename(DSO *dso, const char *filename);
|
||||
/* This function will invoke the DSO's merger callback to merge two file
|
||||
* DSO_METHOD during the processing of a DSO_load() call, and is exposed so
|
||||
* that caller-created DSO_METHODs can do the same thing. A non-NULL return
|
||||
* value will need to be OPENSSL_free()'d.
|
||||
*/
|
||||
char *DSO_convert_filename(DSO *dso, const char *filename);
|
||||
/*
|
||||
* This function will invoke the DSO's merger callback to merge two file
|
||||
* specifications, or if the callback isn't set it will instead use the
|
||||
* DSO_METHOD's merger. A non-NULL return value will need to be
|
||||
* OPENSSL_free()'d. */
|
||||
char *DSO_merge(DSO *dso, const char *filespec1, const char *filespec2);
|
||||
/* If the DSO is currently loaded, this returns the filename that it was loaded
|
||||
* under, otherwise it returns NULL. So it is also useful as a test as to
|
||||
* whether the DSO is currently loaded. NB: This will not necessarily return
|
||||
* the same value as DSO_convert_filename(dso, dso->filename), because the
|
||||
* DSO_METHOD's load function may have tried a variety of filenames (with
|
||||
* OPENSSL_free()'d.
|
||||
*/
|
||||
char *DSO_merge(DSO *dso, const char *filespec1, const char *filespec2);
|
||||
/*
|
||||
* If the DSO is currently loaded, this returns the filename that it was
|
||||
* loaded under, otherwise it returns NULL. So it is also useful as a test as
|
||||
* to whether the DSO is currently loaded. NB: This will not necessarily
|
||||
* return the same value as DSO_convert_filename(dso, dso->filename), because
|
||||
* the DSO_METHOD's load function may have tried a variety of filenames (with
|
||||
* and/or without the aid of the converters) before settling on the one it
|
||||
* actually loaded. */
|
||||
* actually loaded.
|
||||
*/
|
||||
const char *DSO_get_loaded_filename(DSO *dso);
|
||||
|
||||
void DSO_set_default_method(DSO_METHOD *meth);
|
||||
void DSO_set_default_method(DSO_METHOD *meth);
|
||||
DSO_METHOD *DSO_get_default_method(void);
|
||||
DSO_METHOD *DSO_get_method(DSO *dso);
|
||||
DSO_METHOD *DSO_set_method(DSO *dso, DSO_METHOD *meth);
|
||||
|
||||
/* The all-singing all-dancing load function, you normally pass NULL
|
||||
* for the first and third parameters. Use DSO_up and DSO_free for
|
||||
* subsequent reference count handling. Any flags passed in will be set
|
||||
* in the constructed DSO after its init() function but before the
|
||||
* load operation. If 'dso' is non-NULL, 'flags' is ignored. */
|
||||
/*
|
||||
* The all-singing all-dancing load function, you normally pass NULL for the
|
||||
* first and third parameters. Use DSO_up and DSO_free for subsequent
|
||||
* reference count handling. Any flags passed in will be set in the
|
||||
* constructed DSO after its init() function but before the load operation.
|
||||
* If 'dso' is non-NULL, 'flags' is ignored.
|
||||
*/
|
||||
DSO *DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags);
|
||||
|
||||
/* This function binds to a variable inside a shared library. */
|
||||
@ -271,23 +308,31 @@ void *DSO_bind_var(DSO *dso, const char *symname);
|
||||
/* This function binds to a function inside a shared library. */
|
||||
DSO_FUNC_TYPE DSO_bind_func(DSO *dso, const char *symname);
|
||||
|
||||
/* This method is the default, but will beg, borrow, or steal whatever
|
||||
* method should be the default on any particular platform (including
|
||||
* DSO_METH_null() if necessary). */
|
||||
/*
|
||||
* This method is the default, but will beg, borrow, or steal whatever method
|
||||
* should be the default on any particular platform (including
|
||||
* DSO_METH_null() if necessary).
|
||||
*/
|
||||
DSO_METHOD *DSO_METHOD_openssl(void);
|
||||
|
||||
/* This method is defined for all platforms - if a platform has no
|
||||
* DSO support then this will be the only method! */
|
||||
/*
|
||||
* This method is defined for all platforms - if a platform has no DSO
|
||||
* support then this will be the only method!
|
||||
*/
|
||||
DSO_METHOD *DSO_METHOD_null(void);
|
||||
|
||||
/* If DSO_DLFCN is defined, the standard dlfcn.h-style functions
|
||||
* (dlopen, dlclose, dlsym, etc) will be used and incorporated into
|
||||
* this method. If not, this method will return NULL. */
|
||||
/*
|
||||
* If DSO_DLFCN is defined, the standard dlfcn.h-style functions (dlopen,
|
||||
* dlclose, dlsym, etc) will be used and incorporated into this method. If
|
||||
* not, this method will return NULL.
|
||||
*/
|
||||
DSO_METHOD *DSO_METHOD_dlfcn(void);
|
||||
|
||||
/* If DSO_DL is defined, the standard dl.h-style functions (shl_load,
|
||||
* shl_unload, shl_findsym, etc) will be used and incorporated into
|
||||
* this method. If not, this method will return NULL. */
|
||||
/*
|
||||
* If DSO_DL is defined, the standard dl.h-style functions (shl_load,
|
||||
* shl_unload, shl_findsym, etc) will be used and incorporated into this
|
||||
* method. If not, this method will return NULL.
|
||||
*/
|
||||
DSO_METHOD *DSO_METHOD_dl(void);
|
||||
|
||||
/* If WIN32 is defined, use DLLs. If not, return NULL. */
|
||||
@ -296,8 +341,34 @@ DSO_METHOD *DSO_METHOD_win32(void);
|
||||
/* If VMS is defined, use shared images. If not, return NULL. */
|
||||
DSO_METHOD *DSO_METHOD_vms(void);
|
||||
|
||||
/*
|
||||
* This function writes null-terminated pathname of DSO module containing
|
||||
* 'addr' into 'sz' large caller-provided 'path' and returns the number of
|
||||
* characters [including trailing zero] written to it. If 'sz' is 0 or
|
||||
* negative, 'path' is ignored and required amount of charachers [including
|
||||
* trailing zero] to accomodate pathname is returned. If 'addr' is NULL, then
|
||||
* pathname of cryptolib itself is returned. Negative or zero return value
|
||||
* denotes error.
|
||||
*/
|
||||
int DSO_pathbyaddr(void *addr, char *path, int sz);
|
||||
|
||||
/*
|
||||
* This function should be used with caution! It looks up symbols in *all*
|
||||
* loaded modules and if module gets unloaded by somebody else attempt to
|
||||
* dereference the pointer is doomed to have fatal consequences. Primary
|
||||
* usage for this function is to probe *core* system functionality, e.g.
|
||||
* check if getnameinfo(3) is available at run-time without bothering about
|
||||
* OS-specific details such as libc.so.versioning or where does it actually
|
||||
* reside: in libc itself or libsocket.
|
||||
*/
|
||||
void *DSO_global_lookup(const char *name);
|
||||
|
||||
/* If BeOS is defined, use shared images. If not, return NULL. */
|
||||
DSO_METHOD *DSO_METHOD_beos(void);
|
||||
|
||||
/* BEGIN ERROR CODES */
|
||||
/* The following lines are auto generated by the script mkerr.pl. Any changes
|
||||
/*
|
||||
* The following lines are auto generated by the script mkerr.pl. Any changes
|
||||
* made after this point may be overwritten when the script is next run.
|
||||
*/
|
||||
void ERR_load_DSO_strings(void);
|
||||
@ -305,62 +376,74 @@ void ERR_load_DSO_strings(void);
|
||||
/* Error codes for the DSO functions. */
|
||||
|
||||
/* Function codes. */
|
||||
#define DSO_F_DLFCN_BIND_FUNC 100
|
||||
#define DSO_F_DLFCN_BIND_VAR 101
|
||||
#define DSO_F_DLFCN_LOAD 102
|
||||
#define DSO_F_DLFCN_MERGER 130
|
||||
#define DSO_F_DLFCN_NAME_CONVERTER 123
|
||||
#define DSO_F_DLFCN_UNLOAD 103
|
||||
#define DSO_F_DL_BIND_FUNC 104
|
||||
#define DSO_F_DL_BIND_VAR 105
|
||||
#define DSO_F_DL_LOAD 106
|
||||
#define DSO_F_DL_MERGER 131
|
||||
#define DSO_F_DL_NAME_CONVERTER 124
|
||||
#define DSO_F_DL_UNLOAD 107
|
||||
#define DSO_F_DSO_BIND_FUNC 108
|
||||
#define DSO_F_DSO_BIND_VAR 109
|
||||
#define DSO_F_DSO_CONVERT_FILENAME 126
|
||||
#define DSO_F_DSO_CTRL 110
|
||||
#define DSO_F_DSO_FREE 111
|
||||
#define DSO_F_DSO_GET_FILENAME 127
|
||||
#define DSO_F_DSO_GET_LOADED_FILENAME 128
|
||||
#define DSO_F_DSO_LOAD 112
|
||||
#define DSO_F_DSO_MERGE 132
|
||||
#define DSO_F_DSO_NEW_METHOD 113
|
||||
#define DSO_F_DSO_SET_FILENAME 129
|
||||
#define DSO_F_DSO_SET_NAME_CONVERTER 122
|
||||
#define DSO_F_DSO_UP_REF 114
|
||||
#define DSO_F_VMS_BIND_SYM 115
|
||||
#define DSO_F_VMS_LOAD 116
|
||||
#define DSO_F_VMS_MERGER 133
|
||||
#define DSO_F_VMS_UNLOAD 117
|
||||
#define DSO_F_WIN32_BIND_FUNC 118
|
||||
#define DSO_F_WIN32_BIND_VAR 119
|
||||
#define DSO_F_WIN32_JOINER 135
|
||||
#define DSO_F_WIN32_LOAD 120
|
||||
#define DSO_F_WIN32_MERGER 134
|
||||
#define DSO_F_WIN32_NAME_CONVERTER 125
|
||||
#define DSO_F_WIN32_SPLITTER 136
|
||||
#define DSO_F_WIN32_UNLOAD 121
|
||||
# define DSO_F_BEOS_BIND_FUNC 144
|
||||
# define DSO_F_BEOS_BIND_VAR 145
|
||||
# define DSO_F_BEOS_LOAD 146
|
||||
# define DSO_F_BEOS_NAME_CONVERTER 147
|
||||
# define DSO_F_BEOS_UNLOAD 148
|
||||
# define DSO_F_DLFCN_BIND_FUNC 100
|
||||
# define DSO_F_DLFCN_BIND_VAR 101
|
||||
# define DSO_F_DLFCN_LOAD 102
|
||||
# define DSO_F_DLFCN_MERGER 130
|
||||
# define DSO_F_DLFCN_NAME_CONVERTER 123
|
||||
# define DSO_F_DLFCN_UNLOAD 103
|
||||
# define DSO_F_DL_BIND_FUNC 104
|
||||
# define DSO_F_DL_BIND_VAR 105
|
||||
# define DSO_F_DL_LOAD 106
|
||||
# define DSO_F_DL_MERGER 131
|
||||
# define DSO_F_DL_NAME_CONVERTER 124
|
||||
# define DSO_F_DL_UNLOAD 107
|
||||
# define DSO_F_DSO_BIND_FUNC 108
|
||||
# define DSO_F_DSO_BIND_VAR 109
|
||||
# define DSO_F_DSO_CONVERT_FILENAME 126
|
||||
# define DSO_F_DSO_CTRL 110
|
||||
# define DSO_F_DSO_FREE 111
|
||||
# define DSO_F_DSO_GET_FILENAME 127
|
||||
# define DSO_F_DSO_GET_LOADED_FILENAME 128
|
||||
# define DSO_F_DSO_GLOBAL_LOOKUP 139
|
||||
# define DSO_F_DSO_LOAD 112
|
||||
# define DSO_F_DSO_MERGE 132
|
||||
# define DSO_F_DSO_NEW_METHOD 113
|
||||
# define DSO_F_DSO_PATHBYADDR 140
|
||||
# define DSO_F_DSO_SET_FILENAME 129
|
||||
# define DSO_F_DSO_SET_NAME_CONVERTER 122
|
||||
# define DSO_F_DSO_UP_REF 114
|
||||
# define DSO_F_GLOBAL_LOOKUP_FUNC 138
|
||||
# define DSO_F_PATHBYADDR 137
|
||||
# define DSO_F_VMS_BIND_SYM 115
|
||||
# define DSO_F_VMS_LOAD 116
|
||||
# define DSO_F_VMS_MERGER 133
|
||||
# define DSO_F_VMS_UNLOAD 117
|
||||
# define DSO_F_WIN32_BIND_FUNC 118
|
||||
# define DSO_F_WIN32_BIND_VAR 119
|
||||
# define DSO_F_WIN32_GLOBALLOOKUP 142
|
||||
# define DSO_F_WIN32_GLOBALLOOKUP_FUNC 143
|
||||
# define DSO_F_WIN32_JOINER 135
|
||||
# define DSO_F_WIN32_LOAD 120
|
||||
# define DSO_F_WIN32_MERGER 134
|
||||
# define DSO_F_WIN32_NAME_CONVERTER 125
|
||||
# define DSO_F_WIN32_PATHBYADDR 141
|
||||
# define DSO_F_WIN32_SPLITTER 136
|
||||
# define DSO_F_WIN32_UNLOAD 121
|
||||
|
||||
/* Reason codes. */
|
||||
#define DSO_R_CTRL_FAILED 100
|
||||
#define DSO_R_DSO_ALREADY_LOADED 110
|
||||
#define DSO_R_EMPTY_FILE_STRUCTURE 113
|
||||
#define DSO_R_FAILURE 114
|
||||
#define DSO_R_FILENAME_TOO_BIG 101
|
||||
#define DSO_R_FINISH_FAILED 102
|
||||
#define DSO_R_INCORRECT_FILE_SYNTAX 115
|
||||
#define DSO_R_LOAD_FAILED 103
|
||||
#define DSO_R_NAME_TRANSLATION_FAILED 109
|
||||
#define DSO_R_NO_FILENAME 111
|
||||
#define DSO_R_NO_FILE_SPECIFICATION 116
|
||||
#define DSO_R_NULL_HANDLE 104
|
||||
#define DSO_R_SET_FILENAME_FAILED 112
|
||||
#define DSO_R_STACK_ERROR 105
|
||||
#define DSO_R_SYM_FAILURE 106
|
||||
#define DSO_R_UNLOAD_FAILED 107
|
||||
#define DSO_R_UNSUPPORTED 108
|
||||
# define DSO_R_CTRL_FAILED 100
|
||||
# define DSO_R_DSO_ALREADY_LOADED 110
|
||||
# define DSO_R_EMPTY_FILE_STRUCTURE 113
|
||||
# define DSO_R_FAILURE 114
|
||||
# define DSO_R_FILENAME_TOO_BIG 101
|
||||
# define DSO_R_FINISH_FAILED 102
|
||||
# define DSO_R_INCORRECT_FILE_SYNTAX 115
|
||||
# define DSO_R_LOAD_FAILED 103
|
||||
# define DSO_R_NAME_TRANSLATION_FAILED 109
|
||||
# define DSO_R_NO_FILENAME 111
|
||||
# define DSO_R_NO_FILE_SPECIFICATION 116
|
||||
# define DSO_R_NULL_HANDLE 104
|
||||
# define DSO_R_SET_FILENAME_FAILED 112
|
||||
# define DSO_R_STACK_ERROR 105
|
||||
# define DSO_R_SYM_FAILURE 106
|
||||
# define DSO_R_UNLOAD_FAILED 107
|
||||
# define DSO_R_UNSUPPORTED 108
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
Reference in New Issue
Block a user