diff options
Diffstat (limited to 'ldso/ldso/c6x/dl-inlines.h')
| -rw-r--r-- | ldso/ldso/c6x/dl-inlines.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/ldso/ldso/c6x/dl-inlines.h b/ldso/ldso/c6x/dl-inlines.h index d8fb42c55..62e1cc9ca 100644 --- a/ldso/ldso/c6x/dl-inlines.h +++ b/ldso/ldso/c6x/dl-inlines.h @@ -74,6 +74,35 @@ __dl_init_loadaddr_hdr (struct elf32_dsbt_loadaddr loadaddr, void *addr, #endif } +/* Replace an existing entry in the load map. */ +static __always_inline void +__dl_update_loadaddr_hdr (struct elf32_dsbt_loadaddr loadaddr, void *addr, + Elf32_Phdr *phdr) +{ + struct elf32_dsbt_loadseg *segdata; + void *oldaddr; + int i; + + for (i = 0; i < loadaddr.map->nsegs; i++) + if (loadaddr.map->segs[i].p_vaddr == phdr->p_vaddr + && loadaddr.map->segs[i].p_memsz == phdr->p_memsz) + break; + if (i == loadaddr.map->nsegs) + _dl_exit (-1); + + segdata = loadaddr.map->segs + i; + oldaddr = (void *)segdata->addr; + _dl_munmap (oldaddr, segdata->p_memsz); + segdata->addr = (Elf32_Addr) addr; + +#if defined (__SUPPORT_LD_DEBUG__) + if (_dl_debug) + _dl_dprintf(_dl_debug_file, "%i: changed mapping %x at %x (old %x), size %x\n", + loadaddr.map->nsegs-1, + segdata->p_vaddr, segdata->addr, oldaddr, segdata->p_memsz); +#endif +} + static __always_inline void __dl_loadaddr_unmap (struct elf32_dsbt_loadaddr loadaddr) { |