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72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#ifndef _DYNLOADER_H
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#define _DYNLOADER_H
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#include <stdlib.h>
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#if defined (_POSIX)
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#include <dlfcn.h>
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#if defined (__APPLE__)
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#include <mach-o/dyld.h>
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#endif // __APPLE__
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#endif // _POSIX
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#if defined (_WIN)
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#include <windows.h>
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#endif // _WIN
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#if defined (_WIN)
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#define hc_dlopen LoadLibrary
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#define hc_dlclose FreeLibrary
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#define hc_dlsym GetProcAddress
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#else
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#define hc_dlopen dlopen
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#define hc_dlclose dlclose
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#define hc_dlsym dlsym
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#endif
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#define HC_LOAD_FUNC2(ptr,name,type,var,libname,noerr) \
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ptr->name = (type) hc_dlsym (ptr->var, #name); \
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if (noerr != -1) { \
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if (!ptr->name) { \
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if (noerr == 1) { \
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log_error ("ERROR: %s is missing from %s shared library.", #name, #libname); \
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exit (-1); \
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} else { \
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log_info ("WARNING: %s is missing from %s shared library.", #name, #libname); \
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return -1; \
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} \
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} \
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}
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#define HC_LOAD_FUNC(ptr,name,type,libname,noerr) \
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ptr->name = (type) hc_dlsym (ptr->lib, #name); \
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if (noerr != -1) { \
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if (!ptr->name) { \
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if (noerr == 1) { \
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log_error ("ERROR: %s is missing from %s shared library.", #name, #libname); \
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exit (-1); \
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} else { \
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log_info ("WARNING: %s is missing from %s shared library.", #name, #libname); \
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return -1; \
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} \
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} \
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}
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#define HC_LOAD_ADDR(ptr,name,type,func,addr,libname,noerr) \
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ptr->name = (type) (*ptr->func) (addr); \
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if (!ptr->name) { \
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if (noerr == 1) { \
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log_error ("ERROR: %s at address %08x is missing from %s shared library.", #name, addr, #libname); \
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exit (-1); \
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} else { \
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log_error ("WARNING: %s at address %08x is missing from %s shared library.", #name, addr, #libname); \
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return -1; \
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} \
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}
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#endif // _DYNALOADER_H
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