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| author | midipix <writeonce@midipix.org> | 2024-01-26 19:09:28 +0000 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2024-01-26 19:09:28 +0000 |
| commit | 405946b848705258f7f744fa0e61ff7f64ea73f4 (patch) | |
| tree | f390dc7ea87afbe70155817b7d8864f693088962 /src | |
| parent | 1792cf0ea0a4fc856569aaa62f13dd15ab93a320 (diff) | |
| download | slibtool-405946b848705258f7f744fa0e61ff7f64ea73f4.tar.bz2 slibtool-405946b848705258f7f744fa0e61ff7f64ea73f4.tar.xz | |
struct slbt_archive_meta_impl: added internal vector to hold member offsets.
Diffstat (limited to 'src')
| -rw-r--r-- | src/arbits/slbt_archive_meta.c | 19 | ||||
| -rw-r--r-- | src/internal/slibtool_ar_impl.h | 1 |
2 files changed, 20 insertions, 0 deletions
diff --git a/src/arbits/slbt_archive_meta.c b/src/arbits/slbt_archive_meta.c index ba6e273..e83ee9f 100644 --- a/src/arbits/slbt_archive_meta.c +++ b/src/arbits/slbt_archive_meta.c @@ -45,6 +45,9 @@ static int slbt_free_archive_meta_impl(struct slbt_archive_meta_impl * meta, int if (meta->memberv) free(meta->memberv); + if (meta->offsetv) + free(meta->offsetv); + if (meta->members) free(meta->members); @@ -713,6 +716,10 @@ int slbt_get_archive_meta( uint64_t namelen; uint64_t nameoff; uint32_t attr; + void * s_addr; + void * m_addr; + const char * s_ptr; + const char * m_ptr; struct ar_raw_file_header * arhdr; struct ar_raw_file_header * arlongnames; struct ar_meta_member_info * memberp; @@ -955,6 +962,10 @@ int slbt_get_archive_meta( return slbt_free_archive_meta_impl( m,SLBT_SYSTEM_ERROR(dctx,0)); + if (!(m->offsetv = calloc(nentries+1,sizeof(*m->offsetv)))) + return slbt_free_archive_meta_impl( + m,SLBT_SYSTEM_ERROR(dctx,0)); + if (!(m->memberv = calloc(nentries+1,sizeof(*m->memberv)))) return slbt_free_archive_meta_impl( m,SLBT_SYSTEM_ERROR(dctx,0)); @@ -963,12 +974,20 @@ int slbt_get_archive_meta( return slbt_free_archive_meta_impl( m,SLBT_SYSTEM_ERROR(dctx,0)); + /* archive signature reference */ + s_addr = archive->map_addr; + s_ptr = s_addr; + /* iterate, store meta data in library-friendly form */ for (idx=0,longnamep=m->namestrs; idx<nentries; idx++) { arhdr = hdrinfov[idx].phdr; attr = hdrinfov[idx].attr; + m_addr = arhdr; + m_ptr = m_addr; + memberp = &m->members[idx]; + m->offsetv[idx] = m_ptr - s_ptr; m->memberv[idx] = memberp; memberp->ar_file_header.ar_header_attr = attr; diff --git a/src/internal/slibtool_ar_impl.h b/src/internal/slibtool_ar_impl.h index 70af6c5..ac4ffff 100644 --- a/src/internal/slibtool_ar_impl.h +++ b/src/internal/slibtool_ar_impl.h @@ -22,6 +22,7 @@ struct slbt_archive_meta_impl { char * namestrs; const char * symstrs; const char ** symstrv; + off_t * offsetv; struct ar_meta_member_info ** memberv; struct ar_meta_member_info * members; struct ar_armaps_impl armaps; |