diff options
Diffstat (limited to 'rtl-rap.c')
| -rw-r--r-- | rtl-rap.c | 140 |
1 files changed, 140 insertions, 0 deletions
@@ -114,6 +114,8 @@ typedef struct rtems_rtl_rap_s uint32_t strtab_size; /**< The string table size. */ uint32_t relocs_size; /**< The relocation table size. */ uint32_t symbols; /**< The number of symbols. */ + uint32_t strtable_size;/**< The size of section names and obj names. */ + char* strtable; /**< The detail string which resides in obj detail. */ } rtems_rtl_rap_t; /** @@ -423,6 +425,117 @@ rtems_rtl_rap_relocate (rtems_rtl_rap_t* rap, rtems_rtl_obj_t* obj) return true; } +/** + * The structure of obj->detail is + * + * |object_detail(0..obj_num)|section_detail(0..sec_num[0..obj_num])| + * obj_name(0..obj_num)|section_name(0..sec_num[0..obj_num]) + * + */ +static bool +rtems_rtl_rap_load_details (rtems_rtl_rap_t* rap, rtems_rtl_obj_t* obj) +{ + struct link_map* tmp1; + section_detail* tmp2; + uint32_t obj_detail_size; + uint32_t pos = 0; + uint32_t i,j; + + obj_detail_size = sizeof (struct link_map) * obj->obj_num; + + for (i = 0; i < obj->obj_num; ++i) + { + obj_detail_size += (obj->sec_num[i] * sizeof (section_detail)); + } + + obj->detail = rtems_rtl_alloc_new (RTEMS_RTL_ALLOC_OBJECT, + obj_detail_size + rap->strtable_size, true); + + if (!obj->detail) + { + rap->strtable_size = 0; + rtems_rtl_set_error (ENOMEM, "no memory for obj global syms"); + return false; + } + + rap->strtable = obj->detail + obj_detail_size; + + /* Read the obj names and section names */ + if (!rtems_rtl_obj_comp_read (rap->decomp, rap->strtable, + rap->strtable_size)) + { + rtems_rtl_alloc_del (RTEMS_RTL_ALLOC_OBJECT, obj->detail); + return false; + } + + for (i = 0; i < obj->obj_num; ++i) + { + tmp1 = (struct link_map*) (obj->detail) + i; + tmp1->name = rap->strtable + pos; + tmp1->sec_num = obj->sec_num[i]; + pos += strlen (tmp1->name) + 1; + + if (!i) + { + tmp1->l_next = NULL; + tmp1->l_prev = NULL; + } + else + { + (tmp1 - 1)->l_next = tmp1; + tmp1->l_prev = tmp1 - 1; + tmp1->l_next = NULL; + } + } + + tmp2 =(section_detail*) ((struct link_map*) (obj->detail) + obj->obj_num); + + for (i = 0; i < obj->obj_num; ++i) + { + if (rtems_rtl_trace (RTEMS_RTL_TRACE_DETAIL)) + { + printf ("File %u: %s\n", i, ((struct link_map*)obj->detail + i)->name); + printf ("Section: %u sections\n", obj->sec_num[i]); + } + + ((struct link_map*)obj->detail + i)->sec_detail = tmp2; + + for (j = 0; j < obj->sec_num[i]; ++j) + { + uint32_t name; + uint32_t rap_id; + uint32_t offset; + uint32_t size; + + if (!rtems_rtl_rap_read_uint32 (rap->decomp, &name) || + !rtems_rtl_rap_read_uint32 (rap->decomp, &offset) || + !rtems_rtl_rap_read_uint32 (rap->decomp, &size)) + { + rtems_rtl_alloc_del (RTEMS_RTL_ALLOC_SYMBOL, obj->detail); + return false; + } + + rap_id = offset >> 28; + offset = offset & 0xfffffff; + + tmp2->name = rap->strtable + name; + tmp2->offset = offset; + tmp2->rap_id = rap_id; + tmp2->size = size; + pos += strlen (tmp2->name) + 1; + + if (rtems_rtl_trace (RTEMS_RTL_TRACE_DETAIL)) + { + printf ("name:%16s offset:0x%08x rap_id:%d size:0x%x\n", + tmp2->name, tmp2->offset, tmp2->rap_id, tmp2->size); + } + + tmp2 += 1; + } + } + return true; +} + static bool rtems_rtl_rap_load_symbols (rtems_rtl_rap_t* rap, rtems_rtl_obj_t* obj) { @@ -746,6 +859,33 @@ rtems_rtl_rap_file_load (rtems_rtl_obj_t* obj, int fd) rap.strtab_size, rap.relocs_size); /* + * Load the details + */ + if (!rtems_rtl_rap_read_uint32 (rap.decomp, &obj->obj_num)) + return false; + + if (obj->obj_num > 0) + { + obj->sec_num = (uint32_t*) malloc (sizeof (uint32_t) * obj->obj_num); + + uint32_t i; + for (i = 0; i < obj->obj_num; ++i) + { + if (!rtems_rtl_rap_read_uint32 (rap.decomp, &(obj->sec_num[i]))) + return false; + } + + if (!rtems_rtl_rap_read_uint32 (rap.decomp, &rap.strtable_size)) + return false; + + if (rtems_rtl_trace (RTEMS_RTL_TRACE_DETAIL)) + printf ("rtl: rap: details: obj_num=%lu\n", obj->obj_num); + + if (!rtems_rtl_rap_load_details (&rap, obj)) + return false; + } + + /* * uint32_t: text_size * uint32_t: text_alignment * uint32_t: const_size |