Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
48	288	curl_url_cleanup	call site: 00288	url_sethost
37	249	Curl_urldecode	call site: 00249	checkurl
18	105	formatf	call site: 00105	out_double
18	126	curl_mvsnprintf	call site: 00126	curl_url_get
15	221	curlx_dyn_addn	call site: 00221	curl_maprintf
12	205	dyn_nappend	call site: 00205	curl_easy_escape
11	19	free_urlhandle	call site: 00019	curlx_strzero
8	94	out_number	call site: 00094	OUTCHAR
8	146	urlget_url	call site: 00146	file_url
8	170	curlx_dyn_ptr	call site: 00170	curlx_dyn_addf
6	36	Curl_get_scheme	call site: 00036	set_url_port
6	52	curl_url_set	call site: 00052	curl_url_set

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           curl_url

[function] [call site] 00001


             curlx_calloc

[function] [call site] 00002


           malloc

[function] [call site] 00003


           memcpy

[function] [call site] 00004


           curl_url_set

[function] [call site] 00005


             urlset_clear

[function] [call site] 00006


               free_urlhandle

[function] [call site] 00007


                 curlx_free

[function] [call site] 00008


                 curlx_free

[function] [call site] 00009


                 curlx_strzero

[function] [call site] 00010


                   curlx_memzero_low

[function] [call site] 00011


                   strlen

[function] [call site] 00012


                 curlx_free

[function] [call site] 00013


                 curlx_free

[function] [call site] 00014


                 curlx_free

[function] [call site] 00015


                 curlx_free

[function] [call site] 00016


                 curlx_free

[function] [call site] 00017


                 curlx_free

[function] [call site] 00018


                 curlx_free

[function] [call site] 00019


               memset

[function] [call site] 00020


               curlx_safefree

[function] [call site] 00021


               curlx_safefree

[function] [call site] 00022


               curlx_strzero

[function] [call site] 00023


               curlx_safefree

[function] [call site] 00024


               curlx_safefree

[function] [call site] 00025


               curlx_safefree

[function] [call site] 00026


               curlx_safefree

[function] [call site] 00027


               curlx_safefree

[function] [call site] 00028


               curlx_safefree

[function] [call site] 00029


               curlx_safefree

[function] [call site] 00030


             strlen

[function] [call site] 00031


             set_url_scheme

[function] [call site] 00032


               strlen

[function] [call site] 00033


               Curl_get_scheme

[function] [call site] 00034


                 Curl_getn_scheme

[function] [call site] 00035


                 strlen

[function] [call site] 00036


               ISALPHA

[function] [call site] 00037


               ISALNUM

[function] [call site] 00038


             curlx_safefree

[function] [call site] 00039


             set_url_port

[function] [call site] 00040


               ISDIGIT

[function] [call site] 00041


               curlx_str_number

[function] [call site] 00042


                 str_num_base

[function] [call site] 00043


                   DEBUGASSERT

[function] [call site] 00044


                   DEBUGASSERT

[function] [call site] 00045


                   DEBUGASSERT

[function] [call site] 00046


                   valid_digit

[function] [call site] 00047


                   curlx_hexval

[function] [call site] 00048


                   valid_digit

[function] [call site] 00049


                   curlx_hexval

[function] [call site] 00050


                   valid_digit

[function] [call site] 00051


             set_url

[function] [call site] 00052


               curl_url

[function] [call site] 00053


               curl_url_set

[function] [call site] 00054


               curl_url_set

[function] [call site] 00055


               curl_mfprintf

[function] [call site] 00056


                 va_start

[function] [call site] 00057


                 formatf

[function] [call site] 00058


                   parsefmt

[function] [call site] 00059


                     memset

[function] [call site] 00060


                     dollarstring

[function] [call site] 00061


                       curlx_str_number

[function] [call site] 00062


                       curlx_str_single

[function] [call site] 00063


                         DEBUGASSERT

[function] [call site] 00064


                     parse_flags

[function] [call site] 00065


                       dollarstring

[function] [call site] 00066


                       curlx_str_number

[function] [call site] 00067


                       FALLTHROUGH

[function] [call site] 00068


                       curlx_str_number

[function] [call site] 00069


                       dollarstring

[function] [call site] 00070


                     parse_conversion

[function] [call site] 00071


                     is_arg_used

[function] [call site] 00072


                     mark_arg_used

[function] [call site] 00073


                     is_arg_used

[function] [call site] 00074


                     mark_arg_used

[function] [call site] 00075


                     mark_arg_used

[function] [call site] 00076


                     is_arg_used

[function] [call site] 00077


                     va_arg

[function] [call site] 00078


                     va_arg

[function] [call site] 00079


                     va_arg

[function] [call site] 00080


                     va_arg

[function] [call site] 00081


                     va_arg

[function] [call site] 00082


                     va_arg

[function] [call site] 00083


                     va_arg

[function] [call site] 00084


                     va_arg

[function] [call site] 00085


                     va_arg

[function] [call site] 00086


                     va_arg

[function] [call site] 00087


                     DEBUGASSERT

[function] [call site] 00088


                   stream

[function] [call site] 00089


                   out_number

[function] [call site] 00090


                     OUTCHAR

[function] [call site] 00091


                     OUTCHAR

[function] [call site] 00092


                     OUTCHAR

[function] [call site] 00093


                     DEBUGASSERT

[function] [call site] 00094


                     OUTCHAR

[function] [call site] 00095


                     OUTCHAR

[function] [call site] 00096


                     OUTCHAR

[function] [call site] 00097


                     OUTCHAR

[function] [call site] 00098


                     OUTCHAR

[function] [call site] 00099


                     OUTCHAR

[function] [call site] 00100


                     OUTCHAR

[function] [call site] 00101


                     OUTCHAR

[function] [call site] 00102


                     OUTCHAR

[function] [call site] 00103


                     OUTCHAR

[function] [call site] 00104


                   out_number

[function] [call site] 00105


                   out_string

[function] [call site] 00106


                     CURL_CSTRLEN

[function] [call site] 00107


                     CURL_CSTRLEN

[function] [call site] 00108


                     strlen

[function] [call site] 00109


                     OUTCHAR

[function] [call site] 00110


                     OUTCHAR

[function] [call site] 00111


                     OUTCHAR

[function] [call site] 00112


                     OUTCHAR

[function] [call site] 00113


                     OUTCHAR

[function] [call site] 00114


                   out_pointer

[function] [call site] 00115


                     out_number

[function] [call site] 00116


                     CURL_CSTRLEN

[function] [call site] 00117


                     OUTCHAR

[function] [call site] 00118


                     OUTCHAR

[function] [call site] 00119


                     OUTCHAR

[function] [call site] 00120


                   out_double

[function] [call site] 00121


                     strlen

[function] [call site] 00122


                     curl_msnprintf

[function] [call site] 00123


                       va_start

[function] [call site] 00124


                       curl_mvsnprintf

[function] [call site] 00125


                         formatf

[function] [call site] 00126


                         DEBUGASSERT

[function] [call site] 00127


                       va_end

[function] [call site] 00128


                     curl_msnprintf

[function] [call site] 00129


                     curlx_win32_snprintf

[function] [call site] 00130


                       va_start

[function] [call site] 00131


                       vsnprintf

[function] [call site] 00132


                       va_end

[function] [call site] 00133


                     snprintf

[function] [call site] 00134


                     DEBUGASSERT

[function] [call site] 00135


                     strlen

[function] [call site] 00136


                     stream

[function] [call site] 00137


                 va_end

[function] [call site] 00138


               curl_url_strerror

[function] [call site] 00139


               curl_url_get

[function] [call site] 00140


                 Curl_get_scheme

[function] [call site] 00141


                 curl_msnprintf

[function] [call site] 00142


                 Curl_get_scheme

[function] [call site] 00143


                 curl_msnprintf

[function] [call site] 00144


                 urlget_url

[function] [call site] 00145


                   curl_strequal

[function] [call site] 00146


                     casecompare

[function] [call site] 00147


                       Curl_raw_toupper

[function] [call site] 00148


                       Curl_raw_toupper

[function] [call site] 00149


                   file_url

[function] [call site] 00150


                     curl_maprintf

[function] [call site] 00151


                       va_start

[function] [call site] 00152


                       curl_mvaprintf

[function] [call site] 00153


                         curlx_dyn_init

[function] [call site] 00154


                           DEBUGASSERT

[function] [call site] 00155


                           DEBUGASSERT

[function] [call site] 00156


                           DEBUGASSERT

[function] [call site] 00157


                         formatf

[function] [call site] 00158


                         curlx_dyn_free

[function] [call site] 00159


                           DEBUGASSERT

[function] [call site] 00160


                           DEBUGASSERT

[function] [call site] 00161


                           curlx_safefree

[function] [call site] 00162


                         curlx_dyn_len

[function] [call site] 00163


                           DEBUGASSERT

[function] [call site] 00164


                           DEBUGASSERT

[function] [call site] 00165


                           DEBUGASSERT

[function] [call site] 00166


                         curlx_dyn_ptr

[function] [call site] 00167


                           DEBUGASSERT

[function] [call site] 00168


                           DEBUGASSERT

[function] [call site] 00169


                           DEBUGASSERT

[function] [call site] 00170


                         curlx_strdup

[function] [call site] 00171


                       va_end

[function] [call site] 00172


                   curl_msnprintf

[function] [call site] 00173


                   Curl_get_scheme

[function] [call site] 00174


                   curl_msnprintf

[function] [call site] 00175


                   strlen

[function] [call site] 00176


                   curlx_dyn_init

[function] [call site] 00177


                   curlx_dyn_addf

[function] [call site] 00178


                     DEBUGASSERT

[function] [call site] 00179


                     DEBUGASSERT

[function] [call site] 00180


                     DEBUGASSERT

[function] [call site] 00181


                     DEBUGASSERT

[function] [call site] 00182


                     strcmp

[function] [call site] 00183


                     va_start

[function] [call site] 00184


                     curlx_dyn_vaddf

[function] [call site] 00185


                       DEBUGASSERT

[function] [call site] 00186


                       DEBUGASSERT

[function] [call site] 00187


                       DEBUGASSERT

[function] [call site] 00188


                       DEBUGASSERT

[function] [call site] 00189


                       curlx_dyn_vprintf

[function] [call site] 00190


                         formatf

[function] [call site] 00191


                         curlx_dyn_free

[function] [call site] 00192


                       curl_mvaprintf

[function] [call site] 00193


                       dyn_nappend

[function] [call site] 00194


                         DEBUGASSERT

[function] [call site] 00195


                         DEBUGASSERT

[function] [call site] 00196


                         DEBUGASSERT

[function] [call site] 00197


                         DEBUGASSERT

[function] [call site] 00198


                         DEBUGASSERT

[function] [call site] 00199


                         DEBUGASSERT

[function] [call site] 00200


                         curlx_dyn_free

[function] [call site] 00201


                         DEBUGASSERT

[function] [call site] 00202


                         curlx_realloc

[function] [call site] 00203


                         curlx_dyn_free

[function] [call site] 00204


                         memcpy

[function] [call site] 00205


                       strlen

[function] [call site] 00206


                       curl_free

[function] [call site] 00207


                         curlx_free

[function] [call site] 00208


                       curlx_dyn_free

[function] [call site] 00209


                     va_end

[function] [call site] 00210


                   curlx_dyn_ptr

[function] [call site] 00211


                   curl_easy_escape

[function] [call site] 00212


                     strlen

[function] [call site] 00213


                     curlx_strdup

[function] [call site] 00214


                     curlx_dyn_init

[function] [call site] 00215


                     ISUNRESERVED

[function] [call site] 00216


                     curlx_dyn_addn

[function] [call site] 00217


                       DEBUGASSERT

[function] [call site] 00218


                       DEBUGASSERT

[function] [call site] 00219


                       DEBUGASSERT

[function] [call site] 00220


                       dyn_nappend

[function] [call site] 00221


                     Curl_hexbyte

[function] [call site] 00222


                     curlx_dyn_addn

[function] [call site] 00223


                     curlx_dyn_ptr

[function] [call site] 00224


                   Curl_is_ASCII_name

[function] [call site] 00225


                     strlen

[function] [call site] 00226


                     Curl_is_ASCII_str

[function] [call site] 00227


                   host_decode

[function] [call site] 00228


                   Curl_is_ASCII_name

[function] [call site] 00229


                   host_encode

[function] [call site] 00230


                   curl_msnprintf

[function] [call site] 00231


                   curl_maprintf

[function] [call site] 00232


                   curlx_free

[function] [call site] 00233


                 urlget_format

[function] [call site] 00234


                   strlen

[function] [call site] 00235


                   curlx_memdup0

[function] [call site] 00236


                     curlx_malloc

[function] [call site] 00237


                     DEBUGASSERT

[function] [call site] 00238


                     memcpy

[function] [call site] 00239


                   Curl_urldecode

[function] [call site] 00240


                     DEBUGASSERT

[function] [call site] 00241


                     DEBUGASSERT

[function] [call site] 00242


                     strlen

[function] [call site] 00243


                     curlx_malloc

[function] [call site] 00244


                     ISXDIGIT

[function] [call site] 00245


                     ISXDIGIT

[function] [call site] 00246


                     curlx_hexval

[function] [call site] 00247


                     curlx_hexval

[function] [call site] 00248


                     curlx_safefree

[function] [call site] 00249


                   curlx_free

[function] [call site] 00250


                   curlx_dyn_init

[function] [call site] 00251


                   urlencode_str

[function] [call site] 00252


                     DEBUGASSERT

[function] [call site] 00253


                     find_host_sep

[function] [call site] 00254


                       strstr

[function] [call site] 00255


                     curlx_dyn_addn

[function] [call site] 00256


                     curlx_dyn_addn

[function] [call site] 00257


                     curlx_dyn_addn

[function] [call site] 00258


                     Curl_hexbyte

[function] [call site] 00259


                     curlx_dyn_addn

[function] [call site] 00260


                     ISXDIGIT

[function] [call site] 00261


                     ISXDIGIT

[function] [call site] 00262


                     ISLOWER

[function] [call site] 00263


                     ISLOWER

[function] [call site] 00264


                     curlx_hexval

[function] [call site] 00265


                     curlx_hexval

[function] [call site] 00266


                     Curl_hexbyte

[function] [call site] 00267


                     curlx_dyn_addn

[function] [call site] 00268


                     curlx_dyn_addn

[function] [call site] 00269


                     cc2cu

[function] [call site] 00270


                   curlx_free

[function] [call site] 00271


                   curlx_dyn_ptr

[function] [call site] 00272


                   Curl_is_ASCII_name

[function] [call site] 00273


                   host_decode

[function] [call site] 00274


                   curlx_free

[function] [call site] 00275


                   Curl_is_ASCII_name

[function] [call site] 00276


                   host_encode

[function] [call site] 00277


                   curlx_free

[function] [call site] 00278


               curl_mfprintf

[function] [call site] 00279


               curl_url_strerror

[function] [call site] 00280


               checkurl

[function] [call site] 00281


                 strcmp

[function] [call site] 00282


                 curl_mfprintf

[function] [call site] 00283


               curl_free

[function] [call site] 00284


               curl_mfprintf

[function] [call site] 00285


               curl_url_cleanup

[function] [call site] 00286


                 free_urlhandle

[function] [call site] 00287


                 curlx_free

[function] [call site] 00288


             DEBUGASSERT

[function] [call site] 00289


             curlx_dyn_init

[function] [call site] 00290


             curlx_dyn_addn

[function] [call site] 00291


             cc2cu

[function] [call site] 00292


             url_encode_part

[function] [call site] 00293


               curlx_dyn_addn

[function] [call site] 00294


               ISUNRESERVED

[function] [call site] 00295


               allowed_in_path

[function] [call site] 00296


               curlx_dyn_addn

[function] [call site] 00297


               Curl_hexbyte

[function] [call site] 00298


               curlx_dyn_addn

[function] [call site] 00299


               cc2cu

[function] [call site] 00300


             url_uppercasehex_part

[function] [call site] 00301


               curlx_dyn_add

[function] [call site] 00302


                 DEBUGASSERT

[function] [call site] 00303


                 DEBUGASSERT

[function] [call site] 00304


                 DEBUGASSERT

[function] [call site] 00305


                 DEBUGASSERT

[function] [call site] 00306


                 strlen

[function] [call site] 00307


                 dyn_nappend

[function] [call site] 00308


               cc2cu

[function] [call site] 00309


               curlx_dyn_ptr

[function] [call site] 00310


               ISXDIGIT

[function] [call site] 00311


               ISXDIGIT

[function] [call site] 00312


               ISLOWER

[function] [call site] 00313


               ISLOWER

[function] [call site] 00314


               Curl_raw_toupper

[function] [call site] 00315


               Curl_raw_toupper

[function] [call site] 00316


             curlx_dyn_ptr

[function] [call site] 00317


             url_append_query

[function] [call site] 00318


               strlen

[function] [call site] 00319


               curlx_dyn_ptr

[function] [call site] 00320


               curlx_dyn_init

[function] [call site] 00321


               curlx_dyn_addn

[function] [call site] 00322


               curlx_dyn_addn

[function] [call site] 00323


               curlx_dyn_add

[function] [call site] 00324


               curlx_dyn_free

[function] [call site] 00325


               curlx_free

[function] [call site] 00326


               curlx_dyn_ptr

[function] [call site] 00327


               curlx_dyn_free

[function] [call site] 00328


               cc2cu

[function] [call site] 00329


               curlx_free

[function] [call site] 00330


               curlx_dyn_ptr

[function] [call site] 00331


             url_sethost

[function] [call site] 00332


               curlx_dyn_len

[function] [call site] 00333


               curlx_dyn_ptr

[function] [call site] 00334


               Curl_urldecode

[function] [call site] 00335


               hostname_check

[function] [call site] 00336


                 DEBUGASSERT

[function] [call site] 00337


                 ipv6_parse

[function] [call site] 00338


                   DEBUGASSERT

[function] [call site] 00339


                   strspn

[function] [call site] 00340


                   strncmp

[function] [call site] 00341


                   curlx_strdup

[function] [call site] 00342


                   curlx_inet_pton

[function] [call site] 00343


                     inet_pton4

[function] [call site] 00344


                       ISDIGIT

[function] [call site] 00345


                       memcpy

[function] [call site] 00346


                     inet_pton6

[function] [call site] 00347


                       memset

[function] [call site] 00348


                       ISXDIGIT

[function] [call site] 00349


                       curlx_hexval

[function] [call site] 00350


                       inet_pton4

[function] [call site] 00351


                       memcpy

[function] [call site] 00352


                   curlx_inet_ntop

[function] [call site] 00353


                     inet_ntop4

[function] [call site] 00354


                       DEBUGASSERT

[function] [call site] 00355


                       SNPRINTF

[function] [call site] 00356


                       strlen

[function] [call site] 00357


                       curlx_strcopy

[function] [call site] 00358


                         DEBUGASSERT

[function] [call site] 00359


                         memcpy

[function] [call site] 00360


                     inet_ntop6

[function] [call site] 00361


                       memset

[function] [call site] 00362


                       inet_ntop4

[function] [call site] 00363


                       strlen

[function] [call site] 00364


                       curlx_strcopy

[function] [call site] 00365


                   strlen

[function] [call site] 00366


                 strcspn

[function] [call site] 00367


               curlx_free

[function] [call site] 00368


               hostname_check

[function] [call site] 00369


               curlx_dyn_free

[function] [call site] 00370


             curlx_strzero

[function] [call site] 00371


             curlx_free

[function] [call site] 00372


             CURL_UNCONST

[function] [call site] 00373


           free

[function] [call site] 00374


           curl_url_cleanup

[function] [call site] 00375