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#ifndef __LIBELFU_MODELOPS_H__
#define __LIBELFU_MODELOPS_H__
#include <elf.h>
#include <gelf.h>
#include <libelfu/types.h>
#define ELFU_SYMSTR(symtabscn, off) ((symtabscn)->linkptr->databuf + (off))
int elfu_mSymtabLookupSymToAddr(ElfuElf *me, ElfuScn *msst, ElfuSym *sym, GElf_Addr *result);
char* elfu_mSymtabSymToName(ElfuScn *msst, ElfuSym *sym);
ElfuSym* elfu_mSymtabIndexToSym(ElfuScn *msst, GElf_Word entry);
GElf_Addr elfu_mSymtabLookupAddrByName(ElfuElf *me, ElfuScn *msst, char *name);
void elfu_mSymtabFlatten(ElfuElf *me);
void elfu_mSymtabAddGlobalDymtabIfNotPresent(ElfuElf *me);
typedef void* (PhdrHandlerFunc)(ElfuElf *me, ElfuPhdr *mp, void *aux1, void *aux2);
void* elfu_mPhdrForall(ElfuElf *me, PhdrHandlerFunc f, void *aux1, void *aux2);
size_t elfu_mPhdrCount(ElfuElf *me);
ElfuPhdr* elfu_mPhdrByAddr(ElfuElf *me, GElf_Addr addr);
ElfuPhdr* elfu_mPhdrByOffset(ElfuElf *me, GElf_Off offset);
void elfu_mPhdrLoadLowestHighest(ElfuElf *me,
ElfuPhdr **lowestAddr,
ElfuPhdr **highestAddr,
ElfuPhdr **lowestOffs,
ElfuPhdr **highestOffsEnd);
void elfu_mPhdrUpdateChildOffsets(ElfuPhdr *mp);
ElfuPhdr* elfu_mPhdrAlloc();
void elfu_mPhdrDestroy(ElfuPhdr* mp);
typedef void* (SectionHandlerFunc)(ElfuElf *me, ElfuScn *ms, void *aux1, void *aux2);
void* elfu_mScnForall(ElfuElf *me, SectionHandlerFunc f, void *aux1, void *aux2);
size_t elfu_mScnCount(ElfuElf *me);
size_t elfu_mScnIndex(ElfuElf *me, ElfuScn *ms);
ElfuScn* elfu_mScnByOldscn(ElfuElf *me, ElfuScn *oldscn);
char* elfu_mScnName(ElfuElf *me, ElfuScn *ms);
ElfuScn** elfu_mScnSortedByOffset(ElfuElf *me, size_t *count);
int elfu_mScnAppendData(ElfuScn *ms, void *buf, size_t len);
ElfuScn* elfu_mScnAlloc();
void elfu_mScnDestroy(ElfuScn* ms);
ElfuElf* elfu_mElfAlloc();
void elfu_mElfDestroy(ElfuElf* me);
GElf_Addr elfu_mLayoutGetSpaceInPhdr(ElfuElf *me, GElf_Word size,
GElf_Word align, int w, int x,
ElfuPhdr **injPhdr);
int elfu_mLayoutAuto(ElfuElf *me);
int elfu_mDynLookupPltAddrByName(ElfuElf *me, char *name, GElf_Addr *result);
int elfu_mDynLookupReldynAddrByName(ElfuElf *me, char *name, GElf_Addr *result);
int elfu_mRelocate(ElfuElf *metarget, ElfuScn *mstarget, ElfuScn *msrt);
int elfu_mCheck(ElfuElf *me);
void elfu_mDumpPhdr(ElfuElf *me, ElfuPhdr *mp);
void elfu_mDumpScn(ElfuElf *me, ElfuScn *ms);
void elfu_mDumpElf(ElfuElf *me);
ElfuElf* elfu_mFromElf(Elf *e);
void elfu_mToElf(ElfuElf *me, Elf *e);
int elfu_mReladd(ElfuElf *me, const ElfuElf *mrel);
void elfu_mDetour(ElfuElf *me, GElf_Addr from, GElf_Addr to);
#endif
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