diff options
Diffstat (limited to 'bfd/dwarf2.c')
| -rw-r--r-- | bfd/dwarf2.c | 118 |
1 files changed, 60 insertions, 58 deletions
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index d5544d9..be8ba38 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -1,6 +1,6 @@ /* DWARF 2 support. Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, - 2004 Free Software Foundation, Inc. + 2004, 2005 Free Software Foundation, Inc. Adapted from gdb/dwarf2read.c by Gavin Koch of Cygnus Solutions (gavin@cygnus.com). @@ -71,44 +71,44 @@ struct attribute struct dwarf_block { unsigned int size; - char *data; + bfd_byte *data; }; struct dwarf2_debug { /* A list of all previously read comp_units. */ - struct comp_unit* all_comp_units; + struct comp_unit *all_comp_units; /* The next unread compilation unit within the .debug_info section. Zero indicates that the .debug_info section has not been loaded into a buffer yet. */ - char* info_ptr; + bfd_byte *info_ptr; /* Pointer to the end of the .debug_info section memory buffer. */ - char* info_ptr_end; + bfd_byte *info_ptr_end; /* Pointer to the section and address of the beginning of the section. */ - asection* sec; - char* sec_info_ptr; + asection *sec; + bfd_byte *sec_info_ptr; /* Pointer to the symbol table. */ - asymbol** syms; + asymbol **syms; /* Pointer to the .debug_abbrev section loaded into memory. */ - char* dwarf_abbrev_buffer; + bfd_byte *dwarf_abbrev_buffer; /* Length of the loaded .debug_abbrev section. */ unsigned long dwarf_abbrev_size; /* Buffer for decode_line_info. */ - char *dwarf_line_buffer; + bfd_byte *dwarf_line_buffer; /* Length of the loaded .debug_line section. */ unsigned long dwarf_line_size; /* Pointer to the .debug_str section loaded into memory. */ - char* dwarf_str_buffer; + bfd_byte *dwarf_str_buffer; /* Length of the loaded .debug_str section. */ unsigned long dwarf_str_size; @@ -127,48 +127,48 @@ struct arange struct comp_unit { /* Chain the previously read compilation units. */ - struct comp_unit* next_unit; + struct comp_unit *next_unit; /* Keep the bdf convenient (for memory allocation). */ - bfd* abfd; + bfd *abfd; /* The lowest and higest addresses contained in this compilation unit as specified in the compilation unit header. */ struct arange arange; /* The DW_AT_name attribute (for error messages). */ - char* name; + char *name; /* The abbrev hash table. */ - struct abbrev_info** abbrevs; + struct abbrev_info **abbrevs; /* Note that an error was found by comp_unit_find_nearest_line. */ int error; /* The DW_AT_comp_dir attribute. */ - char* comp_dir; + char *comp_dir; /* TRUE if there is a line number table associated with this comp. unit. */ int stmtlist; /* Pointer to the current comp_unit so that we can find a given entry by its reference. */ - char *info_ptr_unit; + bfd_byte *info_ptr_unit; /* The offset into .debug_line of the line number table. */ unsigned long line_offset; /* Pointer to the first child die for the comp unit. */ - char *first_child_die_ptr; + bfd_byte *first_child_die_ptr; /* The end of the comp unit. */ - char *end_ptr; + bfd_byte *end_ptr; /* The decoded line number, NULL if not yet decoded. */ - struct line_info_table* line_table; + struct line_info_table *line_table; /* A list of the functions found in this comp. unit. */ - struct funcinfo* function_table; + struct funcinfo *function_table; /* Pointer to dwarf2_debug structure. */ struct dwarf2_debug *stash; @@ -211,38 +211,38 @@ struct attr_abbrev /* Read dwarf information from a buffer. */ static unsigned int -read_1_byte (bfd *abfd ATTRIBUTE_UNUSED, char *buf) +read_1_byte (bfd *abfd ATTRIBUTE_UNUSED, bfd_byte *buf) { return bfd_get_8 (abfd, buf); } static int -read_1_signed_byte (bfd *abfd ATTRIBUTE_UNUSED, char *buf) +read_1_signed_byte (bfd *abfd ATTRIBUTE_UNUSED, bfd_byte *buf) { return bfd_get_signed_8 (abfd, buf); } static unsigned int -read_2_bytes (bfd *abfd, char *buf) +read_2_bytes (bfd *abfd, bfd_byte *buf) { return bfd_get_16 (abfd, buf); } static unsigned int -read_4_bytes (bfd *abfd, char *buf) +read_4_bytes (bfd *abfd, bfd_byte *buf) { return bfd_get_32 (abfd, buf); } static bfd_uint64_t -read_8_bytes (bfd *abfd, char *buf) +read_8_bytes (bfd *abfd, bfd_byte *buf) { return bfd_get_64 (abfd, buf); } -static char * +static bfd_byte * read_n_bytes (bfd *abfd ATTRIBUTE_UNUSED, - char *buf, + bfd_byte *buf, unsigned int size ATTRIBUTE_UNUSED) { /* If the size of a host char is 8 bits, we can return a pointer @@ -253,27 +253,29 @@ read_n_bytes (bfd *abfd ATTRIBUTE_UNUSED, static char * read_string (bfd *abfd ATTRIBUTE_UNUSED, - char *buf, + bfd_byte *buf, unsigned int *bytes_read_ptr) { /* Return a pointer to the embedded string. */ - if (*buf == '\0') + char *str = (char *) buf; + if (*str == '\0') { *bytes_read_ptr = 1; return NULL; } - *bytes_read_ptr = strlen (buf) + 1; - return buf; + *bytes_read_ptr = strlen (str) + 1; + return str; } static char * read_indirect_string (struct comp_unit* unit, - char *buf, + bfd_byte *buf, unsigned int *bytes_read_ptr) { bfd_uint64_t offset; struct dwarf2_debug *stash = unit->stash; + char *str; if (unit->offset_size == 4) offset = read_4_bytes (unit->abfd, buf); @@ -315,16 +317,16 @@ read_indirect_string (struct comp_unit* unit, return NULL; } - buf = stash->dwarf_str_buffer + offset; - if (*buf == '\0') + str = (char *) stash->dwarf_str_buffer + offset; + if (*str == '\0') return NULL; - return buf; + return str; } /* END VERBATIM */ static bfd_uint64_t -read_address (struct comp_unit *unit, char *buf) +read_address (struct comp_unit *unit, bfd_byte *buf) { switch (unit->addr_size) { @@ -370,7 +372,7 @@ static struct abbrev_info** read_abbrevs (bfd *abfd, bfd_uint64_t offset, struct dwarf2_debug *stash) { struct abbrev_info **abbrevs; - char *abbrev_ptr; + bfd_byte *abbrev_ptr; struct abbrev_info *cur_abbrev; unsigned int abbrev_number, bytes_read, abbrev_name; unsigned int abbrev_form, hash_number; @@ -477,11 +479,11 @@ read_abbrevs (bfd *abfd, bfd_uint64_t offset, struct dwarf2_debug *stash) /* Read an attribute value described by an attribute form. */ -static char * +static bfd_byte * read_attribute_value (struct attribute *attr, unsigned form, struct comp_unit *unit, - char *info_ptr) + bfd_byte *info_ptr) { bfd *abfd = unit->abfd; unsigned int bytes_read; @@ -605,11 +607,11 @@ read_attribute_value (struct attribute *attr, /* Read an attribute described by an abbreviated attribute. */ -static char * +static bfd_byte * read_attribute (struct attribute *attr, struct attr_abbrev *abbrev, struct comp_unit *unit, - char *info_ptr) + bfd_byte *info_ptr) { attr->name = abbrev->name; info_ptr = read_attribute_value (attr, abbrev->form, unit, info_ptr); @@ -625,7 +627,7 @@ struct line_info { struct line_info* prev_line; bfd_vma address; - char* filename; + char *filename; unsigned int line; unsigned int column; int end_sequence; /* End of (sequential) code sequence. */ @@ -644,8 +646,8 @@ struct line_info_table bfd* abfd; unsigned int num_files; unsigned int num_dirs; - char* comp_dir; - char** dirs; + char *comp_dir; + char **dirs; struct fileinfo* files; struct line_info* last_line; /* largest VMA */ struct line_info* lcl_head; /* local head; used in 'add_line_info' */ @@ -654,7 +656,7 @@ struct line_info_table struct funcinfo { struct funcinfo *prev_func; - char* name; + char *name; bfd_vma low; bfd_vma high; }; @@ -763,7 +765,7 @@ add_line_info (struct line_info_table *table, static char * concat_filename (struct line_info_table *table, unsigned int file) { - char* filename; + char *filename; if (file - 1 >= table->num_files) { @@ -776,7 +778,7 @@ concat_filename (struct line_info_table *table, unsigned int file) if (! IS_ABSOLUTE_PATH (filename)) { - char* dirname = (table->files[file - 1].dir + char *dirname = (table->files[file - 1].dir ? table->dirs[table->files[file - 1].dir - 1] : table->comp_dir); @@ -846,8 +848,8 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) { bfd *abfd = unit->abfd; struct line_info_table* table; - char *line_ptr; - char *line_end; + bfd_byte *line_ptr; + bfd_byte *line_end; struct line_head lh; unsigned int i, bytes_read, offset_size; char *cur_file, *cur_dir; @@ -1265,7 +1267,7 @@ static char * find_abstract_instance_name (struct comp_unit *unit, bfd_uint64_t die_ref) { bfd *abfd = unit->abfd; - char *info_ptr; + bfd_byte *info_ptr; unsigned int abbrev_number, bytes_read, i; struct abbrev_info *abbrev; struct attribute attr; @@ -1306,7 +1308,7 @@ static bfd_boolean scan_unit_for_functions (struct comp_unit *unit) { bfd *abfd = unit->abfd; - char *info_ptr = unit->first_child_die_ptr; + bfd_byte *info_ptr = unit->first_child_die_ptr; int nesting_level = 1; while (nesting_level) @@ -1315,7 +1317,7 @@ scan_unit_for_functions (struct comp_unit *unit) struct abbrev_info *abbrev; struct attribute attr; struct funcinfo *func; - char* name = 0; + char *name = 0; abbrev_number = read_unsigned_leb128 (abfd, info_ptr, &bytes_read); info_ptr += bytes_read; @@ -1417,7 +1419,7 @@ static struct comp_unit * parse_comp_unit (bfd *abfd, struct dwarf2_debug *stash, bfd_vma unit_length, - char *info_ptr_unit, + bfd_byte *info_ptr_unit, unsigned int offset_size) { struct comp_unit* unit; @@ -1428,8 +1430,8 @@ parse_comp_unit (bfd *abfd, unsigned int abbrev_number, bytes_read, i; struct abbrev_info *abbrev; struct attribute attr; - char *info_ptr = stash->info_ptr; - char *end_ptr = info_ptr + unit_length; + bfd_byte *info_ptr = stash->info_ptr; + bfd_byte *end_ptr = info_ptr + unit_length; bfd_size_type amt; version = read_2_bytes (abfd, info_ptr); @@ -1527,7 +1529,7 @@ parse_comp_unit (bfd *abfd, case DW_AT_comp_dir: { - char* comp_dir = attr.u.str; + char *comp_dir = attr.u.str; if (comp_dir) { /* Irix 6.2 native cc prepends <machine>.: to the compilation @@ -1791,7 +1793,7 @@ _bfd_dwarf2_find_nearest_line (bfd *abfd, bfd_vma length; bfd_boolean found; unsigned int offset_size = addr_size; - char *info_ptr_unit = stash->info_ptr; + bfd_byte *info_ptr_unit = stash->info_ptr; length = read_4_bytes (abfd, stash->info_ptr); /* A 0xffffff length is the DWARF3 way of indicating we use |