kaguya
97 lines
2.1 KiB
C
97 lines
2.1 KiB
C
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#ifndef _DLFCN_H
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#define _DLFCN_H
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#include <mlibc-config.h>
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#define RTLD_LOCAL 0
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#define RTLD_LAZY 1
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#define RTLD_NOW 2
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#define RTLD_NOLOAD 4
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#define RTLD_DEEPBIND 8
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#define RTLD_GLOBAL 256
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#define RTLD_NODELETE 4096
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#define RTLD_NEXT ((void *)-1)
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#define RTLD_DEFAULT ((void *)0)
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#define RTLD_DL_SYMENT 1
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#define RTLD_DL_LINKMAP 2
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#define RTLD_DI_LINKMAP 2
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __MLIBC_ABI_ONLY
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int dlclose(void *__handle);
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char *dlerror(void);
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void *dlopen(const char *__name, int __flags);
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void *dlsym(void *__restrict __handle, const char *__restrict __name);
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void *dlvsym(void *__restrict __handle, const char *__restrict __name, const char *__restrict __version);
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#endif /* !__MLIBC_ABI_ONLY */
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#if defined(_GNU_SOURCE) && __MLIBC_GLIBC_OPTION
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/*gnu extension */
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typedef struct {
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const char *dli_fname;
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void *dli_fbase;
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const char *dli_sname;
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void *dli_saddr;
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} Dl_info;
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#if defined(__i386__)
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#define DLFO_STRUCT_HAS_EH_DBASE 1
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#define DLFO_STRUCT_HAS_EH_COUNT 0
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#define DLFO_EH_SEGMENT_TYPE PT_GNU_EH_FRAME
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#elif defined(__arm__)
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#define DLFO_STRUCT_HAS_EH_DBASE 0
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#define DLFO_STRUCT_HAS_EH_COUNT 1
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#define DLFO_EH_SEGMENT_TYPE PT_ARM_EXIDX
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#else
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#define DLFO_STRUCT_HAS_EH_DBASE 0
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#define DLFO_STRUCT_HAS_EH_COUNT 0
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#define DLFO_EH_SEGMENT_TYPE PT_GNU_EH_FRAME
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#endif
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struct dl_find_object {
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unsigned long long dlfo_flags;
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void *dlfo_map_start;
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void *dlfo_map_end;
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struct link_map *dlfo_link_map;
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void *dlfo_eh_frame;
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#if DLFO_STRUCT_HAS_EH_DBASE
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void *dlfo_eh_dbase;
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#if __INTPTR_WIDTH__ == 32
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unsigned int __unused0;
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#endif
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#endif
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#if DLFO_STRUCT_HAS_EH_COUNT
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int dlfo_eh_count;
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unsigned int __unused1;
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#endif
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unsigned long long __dlfo_unused[7];
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};
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#ifndef __MLIBC_ABI_ONLY
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int dladdr(const void *__ptr, Dl_info *__out);
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int dladdr1(const void *__ptr, Dl_info *__out, void **__extra, int __flags);
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int dlinfo(void *__restrict __handle, int __request, void *__restrict __info);
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int _dl_find_object(void *__address, struct dl_find_object *__result);
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#endif /* !__MLIBC_ABI_ONLY */
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#endif /* defined(_GNU_SOURCE) && __MLIBC_GLIBC_OPTION */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _DLFCN_H */
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