Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
35	45	xdg.Mime.MagicDB.merge_file	call site: {node_id}	xdg.Mime.MagicMatchAny.from_file
7	94	xdg.Mime.get_type2	call site: {node_id}	xdg.Mime._get_type_by_stat
6	31	xdg.Mime.GlobDB.finalise	call site: {node_id}	mtype.canonical
3	90	xdg.Mime.get_type2	call site: {node_id}	xdg.Mime.get_type_by_name
2	13	xdg.BaseDirectory.load_data_paths	call site: {node_id}	.open
2	82	xdg.Mime.MagicDB.finalise	call site: {node_id}	rule.maxlen
2	86	xdg.Mime._cache_database	call site: {node_id}	.open
2	126	...fuzz_mime.TestOneInput	call site: {node_id}	.str
1	19	xdg.Mime._cache_database	call site: {node_id}	xdg.Mime.GlobDB.merge_file
1	41	xdg.Mime._cache_database	call site: {node_id}	xdg.Mime.MagicDB.merge_file
1	103	xdg.Mime.get_type2	call site: {node_id}	.len
1	111	xdg.Mime._is_text	call site: {node_id}	.any

Fuzzer calltree


         ...fuzz_mime.TestOneInput

[function] [call site] 00000


           os.getcwd

[function] [call site] 00001


           os.path.join

[function] [call site] 00002


           
            .open

[function] [call site] 00003


           f.write

[function] [call site] 00004


           xdg.Mime.get_type2

[function] [call site] 00005


             xdg.Mime.update_cache

[function] [call site] 00006


               xdg.Mime._cache_database

[function] [call site] 00007


                 collections.defaultdict

[function] [call site] 00008


                 os.path.join

[function] [call site] 00009


                 xdg.BaseDirectory.load_data_paths

[function] [call site] 00010


                   os.path.join

[function] [call site] 00011


                   os.path.join

[function] [call site] 00012


                   os.path.exists

[function] [call site] 00013


                 
                  .open

[function] [call site] 00014


                 line.strip

[function] [call site] 00015


                 xdg.Mime.GlobDB.__init__

[function] [call site] 00016


                   collections.defaultdict

[function] [call site] 00017


                 os.path.join

[function] [call site] 00018


                 xdg.BaseDirectory.load_data_paths

[function] [call site] 00019


                 xdg.Mime.GlobDB.merge_file

[function] [call site] 00020


                   
                    .open

[function] [call site] 00021


                   line.startswith

[function] [call site] 00022


                   
                    .int

[function] [call site] 00023


                   xdg.Mime.lookup

[function] [call site] 00024


                   
                    .len

[function] [call site] 00025


                   collections.defaultdict.pop

[function] [call site] 00026


                   
                    .tuple

[function] [call site] 00027


                 xdg.Mime.GlobDB.finalise

[function] [call site] 00028


                   collections.defaultdict

[function] [call site] 00029


                   collections.defaultdict

[function] [call site] 00030


                   collections.defaultdict.items

[function] [call site] 00031


                   mtype.canonical

[function] [call site] 00032


                   pattern.startswith

[function] [call site] 00033


                   rest.lower

[function] [call site] 00034


                   fnmatch.translate

[function] [call site] 00035


                   re.compile

[function] [call site] 00036


                   pattern.lower

[function] [call site] 00037


                 xdg.Mime.MagicDB.__init__

[function] [call site] 00038


                   collections.defaultdict

[function] [call site] 00039


                 os.path.join

[function] [call site] 00040


                 xdg.BaseDirectory.load_data_paths

[function] [call site] 00041


                 xdg.Mime.MagicDB.merge_file

[function] [call site] 00042


                   
                    .open

[function] [call site] 00043


                   f.readline

[function] [call site] 00044


                   f.readline

[function] [call site] 00045


                   
                    .int

[function] [call site] 00046


                   xdg.Mime.lookup

[function] [call site] 00047


                   xdg.Mime.MagicMatchAny.from_file

[function] [call site] 00048


                     f.read

[function] [call site] 00049


                     f.seek

[function] [call site] 00050


                     xdg.Mime.MagicRule.from_file

[function] [call site] 00051


                       f.readline

[function] [call site] 00052


                       line.split

[function] [call site] 00053


                       
                        .int

[function] [call site] 00054


                       line.split

[function] [call site] 00055


                       
                        .int

[function] [call site] 00056


                       int.from_bytes

[function] [call site] 00057


                       
                        .ord

[function] [call site] 00058


                       
                        .ord

[function] [call site] 00059


                       
                        .len

[function] [call site] 00060


                       f.readline

[function] [call site] 00061


                       line.startswith

[function] [call site] 00062


                       
                        .len

[function] [call site] 00063


                       f.readline

[function] [call site] 00064


                       cls.rule_ending_re.match

[function] [call site] 00065


                       ending.groups

[function] [call site] 00066


                       
                        .int

[function] [call site] 00067


                       
                        .int

[function] [call site] 00068


                       xdg.Mime.MagicRule.__init__

[function] [call site] 00069


                     depths_rules.append

[function] [call site] 00070


                     f.read

[function] [call site] 00071


                     f.seek

[function] [call site] 00072


                     xdg.Mime.MagicMatchAny.from_rule_tree

[function] [call site] 00073


                       xdg.Mime.MagicMatchAny.from_rule_tree

[function] [call site] 00074


                       rules.append

[function] [call site] 00075


                       
                        .len

[function] [call site] 00076


                       
                        .len

[function] [call site] 00077


                       xdg.Mime.MagicMatchAny.__init__

[function] [call site] 00078


                   collections.defaultdict.pop

[function] [call site] 00079


                   xdg.Mime.MagicMatchAny.from_file

[function] [call site] 00080


                 xdg.Mime.MagicDB.finalise

[function] [call site] 00081


                   collections.defaultdict.items

[function] [call site] 00082


                   rule.maxlen

[function] [call site] 00083


                   
                    .max

[function] [call site] 00084


                 os.path.join

[function] [call site] 00085


                 xdg.BaseDirectory.load_data_paths

[function] [call site] 00086


                 
                  .open

[function] [call site] 00087


                 line.strip

[function] [call site] 00088


             os.stat

[function] [call site] 00089


             os.lstat

[function] [call site] 00090


             xdg.Mime.get_type_by_name

[function] [call site] 00091


               xdg.Mime.update_cache

[function] [call site] 00092


               globs.first_match

[function] [call site] 00093


             stat.S_ISREG

[function] [call site] 00094


             xdg.Mime._get_type_by_stat

[function] [call site] 00095


               stat.S_ISDIR

[function] [call site] 00096


               stat.S_ISCHR

[function] [call site] 00097


               stat.S_ISBLK

[function] [call site] 00098


               stat.S_ISFIFO

[function] [call site] 00099


               stat.S_ISLNK

[function] [call site] 00100


               stat.S_ISSOCK

[function] [call site] 00101


             globs.all_matches

[function] [call site] 00102


             
              .sorted

[function] [call site] 00103


             
              .len

[function] [call site] 00104


             magic.match

[function] [call site] 00105


             stat.S_IMODE

[function] [call site] 00106


             xdg.Mime.is_text_file

[function] [call site] 00107


               
                .open

[function] [call site] 00108


               f.read

[function] [call site] 00109


               xdg.Mime._is_text

[function] [call site] 00110


                 
                  .any

[function] [call site] 00111


                 
                  .any

[function] [call site] 00112


           xdg.Mime.get_type_by_contents

[function] [call site] 00113


             xdg.Mime.update_cache

[function] [call site] 00114


             magic.match

[function] [call site] 00115


           xdg.Mime.get_type_by_data

[function] [call site] 00116


             xdg.Mime.update_cache

[function] [call site] 00117


             magic.match_data

[function] [call site] 00118


           xdg.Mime.GlobDB.__init__

[function] [call site] 00119


           xdg.Mime.GlobDB.merge_file

[function] [call site] 00120


           xdg.Mime.GlobDB.merge_file

[function] [call site] 00121


           
            .str

[function] [call site] 00122


           
            .str

[function] [call site] 00123


           xdg.Mime.MagicDB.__init__

[function] [call site] 00124


           xdg.Mime.MagicDB.merge_file

[function] [call site] 00125


           xdg.Mime.MagicDB.finalise

[function] [call site] 00126


           
            .str

[function] [call site] 00127


           os.remove

[function] [call site] 00128