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#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <libelfu/libelfu.h>
size_t elfu_mPhdrCount(ElfuElf *me)
{
ElfuPhdr *mp;
size_t i = 0;
assert(me);
CIRCLEQ_FOREACH(mp, &me->phdrList, elem) {
i++;
}
return i;
}
void elfu_mPhdrUpdateChildOffsets(ElfuPhdr *mp)
{
ElfuScn *ms;
ElfuPhdr *mpc;
assert(mp);
assert(mp->phdr.p_type == PT_LOAD);
CIRCLEQ_FOREACH(mpc, &mp->childPhdrList, elemChildPhdr) {
mpc->phdr.p_offset = mp->phdr.p_offset + (mpc->phdr.p_vaddr - mp->phdr.p_vaddr);
}
CIRCLEQ_FOREACH(ms, &mp->childScnList, elemChildScn) {
ms->shdr.sh_offset = mp->phdr.p_offset + (ms->shdr.sh_addr - mp->phdr.p_vaddr);
}
}
/*
* Allocation, destruction
*/
ElfuPhdr* elfu_mPhdrAlloc()
{
ElfuPhdr *mp;
mp = malloc(sizeof(ElfuPhdr));
if (!mp) {
ELFU_WARN("mPhdrAlloc: malloc() failed for ElfuPhdr.\n");
return NULL;
}
memset(mp, 0, sizeof(*mp));
CIRCLEQ_INIT(&mp->childScnList);
CIRCLEQ_INIT(&mp->childPhdrList);
return mp;
}
void elfu_mPhdrDestroy(ElfuPhdr* mp)
{
ElfuPhdr *mp2;
ElfuScn *ms;
assert(mp);
CIRCLEQ_FOREACH(mp2, &mp->childPhdrList, elem) {
// TODO ?
}
CIRCLEQ_FOREACH(ms, &mp->childScnList, elem) {
CIRCLEQ_REMOVE(&mp->childScnList, ms, elem);
elfu_mScnDestroy(ms);
}
free(mp);
}
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