diff options
Diffstat (limited to 'libdw/dwarf_formblock.c')
| -rw-r--r-- | libdw/dwarf_formblock.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/libdw/dwarf_formblock.c b/libdw/dwarf_formblock.c index 51396d47..c6019b81 100644 --- a/libdw/dwarf_formblock.c +++ b/libdw/dwarf_formblock.c @@ -57,13 +57,14 @@ int -dwarf_formblock (attr, return_block) +__libdw_formblock_rdlock (attr, return_block) Dwarf_Attribute *attr; Dwarf_Block *return_block; { if (attr == NULL) return -1; + Dwarf *dbg = attr->cu->dbg; const unsigned char *datap; switch (attr->form) @@ -74,12 +75,12 @@ dwarf_formblock (attr, return_block) break; case DW_FORM_block2: - return_block->length = read_2ubyte_unaligned (attr->cu->dbg, attr->valp); + return_block->length = read_2ubyte_unaligned (dbg, attr->valp); return_block->data = attr->valp + 2; break; case DW_FORM_block4: - return_block->length = read_4ubyte_unaligned (attr->cu->dbg, attr->valp); + return_block->length = read_4ubyte_unaligned (dbg, attr->valp); return_block->data = attr->valp + 4; break; @@ -95,8 +96,8 @@ dwarf_formblock (attr, return_block) } if (return_block->data + return_block->length - > ((unsigned char *) attr->cu->dbg->sectiondata[IDX_debug_info]->d_buf - + attr->cu->dbg->sectiondata[IDX_debug_info]->d_size)) + > ((unsigned char *) dbg->sectiondata[IDX_debug_info]->d_buf + + dbg->sectiondata[IDX_debug_info]->d_size)) { /* Block does not fit. */ __libdw_seterrno (DWARF_E_INVALID_DWARF); @@ -105,4 +106,19 @@ dwarf_formblock (attr, return_block) return 0; } + +int +dwarf_formblock (attr, return_block) + Dwarf_Attribute *attr; + Dwarf_Block *return_block; +{ + if (attr == NULL) + return -1; + + rwlock_rdlock (attr->cu->dbg->lock); + int retval = __libdw_formblock_rdlock (attr, return_block); + rwlock_unlock (attr->cu->dbg->lock); + + return retval; +} INTDEF(dwarf_formblock) |