1 #ifndef __LIBELFU_MODELOPS_H__
2 #define __LIBELFU_MODELOPS_H__
7 #include <libelfu/types.h>
10 #define ELFU_SYMSTR(symtabscn, off) ((symtabscn)->linkptr->databuf + (off))
13 int elfu_mSymtabLookupSymToAddr(ElfuElf *me, ElfuScn *msst, ElfuSym *sym, GElf_Addr *result);
14 char* elfu_mSymtabSymToName(ElfuScn *msst, ElfuSym *sym);
15 ElfuSym* elfu_mSymtabIndexToSym(ElfuScn *msst, GElf_Word entry);
16 GElf_Addr elfu_mSymtabLookupAddrByName(ElfuElf *me, ElfuScn *msst, char *name);
17 void elfu_mSymtabFlatten(ElfuElf *me);
18 void elfu_mSymtabAddGlobalDymtabIfNotPresent(ElfuElf *me);
21 typedef void* (PhdrHandlerFunc)(ElfuElf *me, ElfuPhdr *mp, void *aux1, void *aux2);
22 void* elfu_mPhdrForall(ElfuElf *me, PhdrHandlerFunc f, void *aux1, void *aux2);
23 size_t elfu_mPhdrCount(ElfuElf *me);
24 ElfuPhdr* elfu_mPhdrByAddr(ElfuElf *me, GElf_Addr addr);
25 ElfuPhdr* elfu_mPhdrByOffset(ElfuElf *me, GElf_Off offset);
26 void elfu_mPhdrLoadLowestHighest(ElfuElf *me,
27 ElfuPhdr **lowestAddr,
28 ElfuPhdr **highestAddr,
29 ElfuPhdr **lowestOffs,
30 ElfuPhdr **highestOffsEnd);
31 void elfu_mPhdrUpdateChildOffsets(ElfuPhdr *mp);
32 ElfuPhdr* elfu_mPhdrAlloc();
33 void elfu_mPhdrDestroy(ElfuPhdr* mp);
36 typedef void* (SectionHandlerFunc)(ElfuElf *me, ElfuScn *ms, void *aux1, void *aux2);
37 void* elfu_mScnForall(ElfuElf *me, SectionHandlerFunc f, void *aux1, void *aux2);
38 size_t elfu_mScnCount(ElfuElf *me);
39 size_t elfu_mScnIndex(ElfuElf *me, ElfuScn *ms);
40 ElfuScn* elfu_mScnByOldscn(ElfuElf *me, ElfuScn *oldscn);
41 char* elfu_mScnName(ElfuElf *me, ElfuScn *ms);
42 ElfuScn** elfu_mScnSortedByOffset(ElfuElf *me, size_t *count);
43 int elfu_mScnAppendData(ElfuScn *ms, void *buf, size_t len);
44 ElfuScn* elfu_mScnAlloc();
45 void elfu_mScnDestroy(ElfuScn* ms);
48 ElfuElf* elfu_mElfAlloc();
49 void elfu_mElfDestroy(ElfuElf* me);
52 GElf_Addr elfu_mLayoutGetSpaceInPhdr(ElfuElf *me, GElf_Word size,
53 GElf_Word align, int w, int x,
55 int elfu_mLayoutAuto(ElfuElf *me);
58 int elfu_mDynLookupPltAddrByName(ElfuElf *me, char *name, GElf_Addr *result);
59 int elfu_mDynLookupReldynAddrByName(ElfuElf *me, char *name, GElf_Addr *result);
62 int elfu_mRelocate(ElfuElf *metarget, ElfuScn *mstarget, ElfuScn *msrt);
65 int elfu_mCheck(ElfuElf *me);
68 void elfu_mDumpPhdr(ElfuElf *me, ElfuPhdr *mp);
69 void elfu_mDumpScn(ElfuElf *me, ElfuScn *ms);
70 void elfu_mDumpElf(ElfuElf *me);
73 ElfuElf* elfu_mFromElf(Elf *e);
74 void elfu_mToElf(ElfuElf *me, Elf *e);
76 int elfu_mReladd(ElfuElf *me, const ElfuElf *mrel);
78 void elfu_mDetour(ElfuElf *me, GElf_Addr from, GElf_Addr to);