plibsys
plibraryloader.h
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1 /*
2  * The MIT License
3  *
4  * Copyright (C) 2015-2017 Alexander Saprykin <saprykin.spb@gmail.com>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining
7  * a copy of this software and associated documentation files (the
8  * 'Software'), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sublicense, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be
15  * included in all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
21  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
67 #if !defined (PLIBSYS_H_INSIDE) && !defined (PLIBSYS_COMPILATION)
68 # error "Header files shouldn't be included directly, consider using <plibsys.h> instead."
69 #endif
70 
71 #ifndef PLIBSYS_HEADER_PLIBRARYLOADER_H
72 #define PLIBSYS_HEADER_PLIBRARYLOADER_H
73 
74 #include <pmacros.h>
75 #include <ptypes.h>
76 
78 
80 typedef struct PLibraryLoader_ PLibraryLoader;
81 
83 typedef void (*PFuncAddr) (void);
84 
97 
110  const pchar *sym);
111 
118 
138 
152 
154 
155 #endif /* PLIBSYS_HEADER_PLIBRARYLOADER_H */
P_LIB_API PLibraryLoader * p_library_loader_new(const pchar *path)
Loads a shared library.
#define P_END_DECLS
Closes .h file declarations to be exported as C functions, should be always used after P_BEGIN_DECLS...
Definition: pmacros.h:299
void(* PFuncAddr)(void)
Pointer to a function address.
Definition: plibraryloader.h:83
P_LIB_API PFuncAddr p_library_loader_get_symbol(PLibraryLoader *loader, const pchar *sym)
Gets a pointer to a symbol in the loaded shared library.
char pchar
Type for a char.
Definition: ptypes.h:116
P_LIB_API pboolean p_library_loader_is_ref_counted(void)
Checks whether library loading subsystem uses reference counting.
Miscellaneous macros.
typedefP_BEGIN_DECLS struct PLibraryLoader_ PLibraryLoader
Opaque data structure to handle a shared library.
Definition: plibraryloader.h:80
signed int pboolean
Type for a bool.
Definition: ptypes.h:114
#define P_LIB_API
Exports a symbol from a shared library.
Definition: pmacros.h:138
P_LIB_API pchar * p_library_loader_get_last_error(PLibraryLoader *loader)
Gets the last occurred error.
P_LIB_API void p_library_loader_free(PLibraryLoader *loader)
Frees memory and allocated resources of PLibraryLoader.
Types definitions.
#define P_BEGIN_DECLS
Starts .h file declarations to be exported as C functions.
Definition: pmacros.h:298