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| slbt_hidden int slbt_ar_parse_primary_armap_sysv_32( |
| const struct slbt_driver_ctx * dctx, |
| struct slbt_archive_meta_impl * m) |
| { |
| struct ar_raw_armap_sysv_32 * armap; |
| struct ar_meta_member_info * memberp; |
| struct ar_meta_armap_common_32 *armapref; |
| struct ar_meta_armap_ref_32 * symrefs; |
| uint32_t idx; |
| uint32_t uref; |
| uint32_t nsyms; |
| uint32_t nstrs; |
| const char * ch; |
| const char * cap; |
| unsigned char * uch; |
| unsigned char (*mark)[0x04]; |
| |
| armap = &m->armaps.armap_sysv_32; |
| memberp = m->memberv[0]; |
| |
| mark = memberp->ar_object_data; |
| |
| armap->ar_num_of_syms = mark; |
| uch = *mark++; |
| |
| armap->ar_first_ref_offset = mark; |
| |
| nsyms = (uch[0] << 24) + (uch[1] << 16) + (uch[2] << 8) + uch[3]; |
| mark += nsyms; |
| |
| if (memberp->ar_object_size < (sizeof(*mark) + (nsyms * sizeof(*mark)))) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_NUMBER_OF_SYMS); |
| |
| m->symstrs = (const char *)mark; |
| |
| cap = memberp->ar_object_data; |
| cap += memberp->ar_object_size; |
| |
| if ((cap == m->symstrs) && nsyms) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_STRING_TABLE); |
| |
| if (nsyms && !m->symstrs[0]) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_STRING_TABLE); |
| |
| for (ch=&m->symstrs[1],nstrs=0; ch<cap; ch++) { |
| if (!ch[0] && !ch[-1] && (nstrs < nsyms)) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_STRING_TABLE); |
| |
| if (!ch[0] && ch[-1]) |
| nstrs++; |
| } |
| |
| if (nstrs != nsyms) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_STRING_TABLE); |
| |
| if (cap[-1]) |
| return SLBT_CUSTOM_ERROR( |
| dctx, |
| SLBT_ERR_AR_INVALID_ARMAP_STRING_TABLE); |
| |
| if (!(m->symstrv = calloc(nsyms + 1,sizeof(const char *)))) |
| return SLBT_SYSTEM_ERROR(dctx,0); |
| |
| if (!(m->armaps.armap_symrefs_32 = calloc(nsyms + 1,sizeof(*symrefs)))) |
| return SLBT_SYSTEM_ERROR(dctx,0); |
| |
| mark = armap->ar_first_ref_offset; |
| symrefs = m->armaps.armap_symrefs_32; |
| |
| for (idx=0,uch=*mark; idx<nsyms; idx++,uch=*++mark) { |
| uref = (uch[0] << 24) + (uch[1] << 16) + (uch[2] << 8) + uch[3]; |
| symrefs[idx].ar_member_offset = uref; |
| } |
| |
| armap->ar_string_table = m->symstrv; |
| |
| armapref = &m->armaps.armap_common_32; |
| armapref->ar_member = memberp; |
| armapref->ar_symrefs = symrefs; |
| armapref->ar_armap_sysv = armap; |
| armapref->ar_armap_attr = AR_ARMAP_ATTR_SYSV | AR_ARMAP_ATTR_BE_32; |
| armapref->ar_num_of_symbols = nsyms; |
| armapref->ar_size_of_refs = nsyms * sizeof(*mark); |
| armapref->ar_size_of_strs = cap - m->symstrs; |
| armapref->ar_string_table = m->symstrs; |
| |
| m->armaps.armap_nsyms = nsyms; |
| |
| m->armeta.a_armap_primary.ar_armap_common_32 = armapref; |
| |
| return 0; |
| } |