curl/RELEASE-NOTES

curl and libcurl 7.78.0

 Public curl releases:         201
 Command line options:         242
 curl_easy_setopt() options:   290
 Public functions in libcurl:  85
 Contributors:                 2446

This release includes the following changes:

 o curl_url_set: reject spaces in URLs w/o CURLU_ALLOW_SPACE [118]
 o CURLE_SETOPT_OPTION_SYNTAX: new error name for wrong setopt syntax [40]
 o hostip: make 'localhost' return fixed values [16]
 o mbedtls: add support for cert and key blob options [11]
 o metalink: remove [54]
 o mqtt: add support for username and password [91]

This release includes the following bugfixes:

 o --socks4[a]: clarify where the host name is resolved [107]
 o ares: always store IPv6 addresses first [20]
 o asyn-ares: remove check for 'data' in Curl_resolver_cancel [89]
 o bearssl: explicitly initialize all fields of Curl_ssl [1]
 o bearssl: remove incorrect const on variable that is modified [1]
 o c-hyper: abort CONNECT response reading early on non 2xx responses [75]
 o c-hyper: add support for transfer-encoding in the request [121]
 o c-hyper: bail on too long response headers [115]
 o c-hyper: clear NTLM auth buffer when request is issued [23]
 o c-hyper: convert HYPERE_INVALID_PEER_MESSAGE to CURLE_UNSUPPORTED_PROTOCOL [21]
 o c-hyper: fix NTLM on closed connection tested with test159 [4]
 o c-hyper: fix the uploaded field in progress callbacks [78]
 o c-hyper: handle NULL from hyper_buf_copy() [19]
 o c-hyper: support CURLINFO_STARTTRANSFER_TIME [29]
 o c-hyper: support CURLOPT_HEADER [32]
 o ccsidcurl: fix the compile errors [27]
 o CI: add bearssl build [1]
 o CI: add Circle CI [92]
 o CI: add jobs using Zuul [86]
 o CI: delete --enable-hsts option (it is the default now) [2]
 o CI: remove travis details [144]
 o cmake: add CURL_DISABLE_NTLM option [44]
 o cmake: avoid leaking absolute paths into exported config [3]
 o cmake: fix support for UnixSockets feature on Win32 [104]
 o cmake: remove libssh2 feature checks [122]
 o cmake: try well-known send/recv signature for Apple [12]
 o configure.ac: make non-executable [109]
 o configure/cmake: remove checks for many unused functions [95]
 o configure: add --disable-ntlm option [45]
 o configure: disable RTSP when hyper is selected [68]
 o configure: do not strip out debug flags [110]
 o configure: inhibit the implicit-fallthrough warning on gcc-12 [106]
 o configure: rename get-easy-option configure option to get-easy-options [81]
 o conn_shutdown: if closed during CONNECT cleanup properly [59]
 o conncache: lowercase the hash key for better match [5]
 o cookies: track expiration in jar to optimize removals [25]
 o copyright: add boiler-plate headers to CI config files [143]
 o crustls: bump crustls version and use new URL [119]
 o curl.h: <sys/select.h> is supported by VxWorks7 [102]
 o curl.h: include sys/select.h for NuttX RTOS [100]
 o curl: ignore blank --output-dir [57]
 o curl_endian: remove the unused Curl_write64_le function [85]
 o curl_multibyte: Remove local encoding fallbacks [58]
 o Curl_ntlm_core_mk_nt_hash: fix OOM in error path [8]
 o Curl_ssl_getsessionid: fail if no session cache exists [14]
 o CURLOPT_WRITEFUNCTION.3: minor update of the example [80]
 o docs/BINDINGS: fix outdated links [116]
 o docs/INSTALL: remove mentions of configure --with-darwin-ssl [55]
 o docs: use --max-redirs instead of --max-redir [28]
 o doh: (void)-prefix call to curl_easy_setopt
 o doh: fix wrong DEBUGASSERT for doh private_data [62]
 o examples: length-limit two sscanf() uses of %s [96]
 o examples: safer and more proper read callback logic [127]
 o filecheck: quietly remove test-place/*~ [39]
 o formdata: avoid "Argument cannot be negative" warning [131]
 o formdata: correct typecast in curl_mime_data call [137]
 o GHA: add a linux-hyper job [52]
 o GHA: add several libcurl tests to the hyper job
 o GHA: run the newly fixed tests with hyper [36]
 o github: timeout jobs on macOS after 90 minutes [42]
 o glob: pass an 'int' as len when using printf's %*s [139]
 o gnutls: set the preferred TLS versions in correct order [94]
 o GOVERNANCE: add 'user', 'committer' and 'contributor' [15]
 o hostip: (macOS) free returned memory of SCDynamicStoreCopyProxies [105]
 o hostip: bad CURLOPT_RESOLVE syntax now returns error [35]
 o hsts: ignore numberical IP address hosts [17]
 o HSTS: not experimental anymore
 o http2: clarify 'Using HTTP2' verbose message [63]
 o http2: init recvbuf struct for pushed streams [13]
 o http2_connisdead: handle trailing GOAWAY better [18]
 o http: fix crash in rate-limited upload [142]
 o http: make the haproxy support work with unix domain sockets [99]
 o http_proxy: deal with non-200 CONNECT response with Hyper [22]
 o hyper: propagate errors back up from read callbacks [113]
 o HYPER: remove mentions of deprecated development branch
 o idn: fix libidn2 with windows unicode builds [117]
 o lib: don't compare fd to FD_SETSIZE when using poll [61]
 o lib: fix type of len passed to *printf's %*s [133]
 o lib: more %u for port and int for %*s fixes [132]
 o lib: use %u instead of %ld for port number printf [134]
 o libcurl-security.3: mention file descriptors and forks [108]
 o libssh2: limit time a disconnect can take to 1 second [111]
 o mbedtls: make mbedtls_strerror always work [6]
 o mqtt: detect illegal and too large file size [43]
 o mqtt: extend the error message for no topic [136]
 o multi: add scan-build-6 work-around in curl_multi_fdset [88]
 o multi: alter transfer timeout ordering [97]
 o multi: do not switch off connect_only flag when closing [98]
 o netrc: skip 'macdef' definitions [87]
 o ngtcp2: disable TLSv1.3 compatible mode when using GnuTLS [83]
 o openssl: avoid static variable for seed flag [101]
 o openssl: don't remove session id entry in disassociate [56]
 o pinnedpubkey.d: fix formatting for version support lists [126]
 o proto.d: fix formatting for paragraphs after margin changes [125]
 o quiche: use send() instead of sendto() to avoid macOS issue [103]
 o Revert "c-hyper: handle body on HYPER_TASK_EMPTY" [26]
 o runtests: also find the last test in Makefile.inc [66]
 o runtests: enable 'hyper mode' only for HTTP tests [34]
 o runtests: init $VERSION to avoid warnings when using -l
 o runtests: parse data/Makefile.inc instead of using make [38]
 o runtests: skip disabled tests unless -f is used [82]
 o rustls: remove native_roots fallback [65]
 o schannel: set ALPN length correctly for HTTP/2 [24]
 o setopt: fix incorrect comments [10]
 o socketpair: fix potential hangs [37]
 o socks4: scan for the IPv4 address in resolve results [124]
 o ssl: read pending close notify alert before closing the connection [9]
 o sws: malloc request struct instead of using stack [60]
 o test1116: hyper doesn't pass through "surprise-trailers" [123]
 o test1147: hyper doesn't allow "crazy" request headers like built-in [114]
 o test1151: added missing CRLF to work with hyper [120]
 o test1216: adjusted for hyper mode [73]
 o test1218: adjusted for hyper mode [72]
 o test1230: adjust to work in hyper mode [74]
 o test1340/1341: adjusted for hyper mode [71]
 o test1438/1457: add HTTP keyword to make hyper mode work [70]
 o test1514: add a CRLF to the response to make it correct [130]
 o test1518: adjusted to work with hyper [129]
 o test1519: adjusted to work with hyper [128]
 o test1594/1595/1596: fix to work in hyper mode [69]
 o test269: disable for hyper [33]
 o test3010: work with hyper mode [67]
 o test328: avoid a header-looking body to make hyper mode work [53]
 o test339: CRLFify better to work in hyper mode [51]
 o test347: CRLFify to work in hyper mode [50]
 o test393: make Content-Length fit within 64 bit for hyper [49]
 o test394: hyper returns a different error [48]
 o test395: hyper cannot work around > 64 bit content-lengths like built-in [47]
 o test433: adjust for hyper mode [46]
 o test434: add HTTP keyword [76]
 o test500: adjust to work with hyper mode
 o test566: adjust to work with hyper mode [79]
 o test599: adjusted to work in hyper mode [77]
 o test644: remove as duplicate of test 587 [84]
 o tests: fix Accept-Encoding strips to work with Hyper builds [41]
 o TLS: prevent shutdown loops to get stuck [112]
 o url.c: remove two variable assigns that are never read [90]
 o url: (void)-prefix a curl_url_get() call [138]
 o url: bad CURLOPT_CONNECT_TO syntax now returns error [31]
 o version: turn version number functions into returning void [135]
 o vtls: exit addsessionid if no cache is inited [7]
 o vtls: only store TIMER_APPCONNECT for non-proxy connect [93]
 o vtls: use free() not curl_free() [140]
 o warnless: simplify type size handling [30]
 o Win32: fix build with Watt-32
 o winbuild/README: VC should be set to 6 'or larger' [64]
 o zuul: use the new rustls directory name [141]

This release includes the following known bugs:

 o see docs/KNOWN_BUGS (https://curl.se/docs/knownbugs.html)

This release would not have looked like this without help, code, reports and
advice from friends like these:

  Albin Vass, Aleksander Mazur, Alexis Vachette, Alex Xu, Andrea Pappacoda,
  Andrei Rybak, Bachue Zhou, Bastian Krause, Bin Lan, Bin Meng,
  Christian Weisgerber, Christoph M. Becker, civodul on github, Dan Fandrich,
  Daniel Gustafsson, Daniel Stenberg, David Hu, dEajL3kA on github,
  Dmitry Karpov, Dmitry Kostjuchenko, Douglas R. Reno, Ebe Janchivdorj,
  Fawad Mirza, Gabriel Simmer, Gealber Morales, Gergely Nagy, Gerrit Renker,
  Gisle Vanem, Gregor Jasny, Gregory Muchka, Harry Sintonen, Hugh Macdonald,
  Jacob Hoffman-Andrews, Jishan Shaikh, Joel Depooter, Jon Rumsey, Jun-ya Kato,
  Kevin Burke, Laurent Dufresne, Li Xinwei, Marcel Raad, Marc Hörsken,
  Mark Swaanenburg, Martin Howarth, Michael Forney, Michael Kaufmann,
  Mohammed Naser, nian6324 on github, Nikos Mavrogiannopoulos, Paul Groke,
  Peter Körner, Phil E. Taylor, Ray Satiro, Red Hat Product Security,
  Richard Marion, Richard Whitehouse, Shikha Sharma, shithappens2016 on github,
  Tommy Chiang, Vadim Grinshpun, Valentín Gutiérrez, Viktor Szakats,
  Xiang Xiao, Yongkang Huang, Younes El-karama, Zhang Xiuhua,
  (66 contributors)

References to bug reports and discussions on issues:

 [1] = https://curl.se/bug/?i=7133
 [2] = https://curl.se/bug/?i=7167
 [3] = https://curl.se/bug/?i=7152
 [4] = https://curl.se/bug/?i=7154
 [5] = https://curl.se/bug/?i=7159
 [6] = https://curl.se/bug/?i=7162
 [7] = https://curl.se/bug/?i=7165
 [8] = https://curl.se/bug/?i=7164
 [9] = https://curl.se/bug/?i=7095
 [10] = https://curl.se/bug/?i=7157
 [11] = https://curl.se/bug/?i=7157
 [12] = https://curl.se/bug/?i=7158
 [13] = https://curl.se/bug/?i=7153
 [14] = https://curl.se/bug/?i=7148
 [15] = https://curl.se/bug/?i=7151
 [16] = https://curl.se/bug/?i=7039
 [17] = https://curl.se/bug/?i=7146
 [18] = https://curl.se/mail/lib-2021-06/0001.html
 [19] = https://curl.se/bug/?i=7143
 [20] = https://curl.se/mail/lib-2021-06/0003.html
 [21] = https://curl.se/bug/?i=7141
 [22] = https://curl.se/bug/?i=7141
 [23] = https://curl.se/bug/?i=7139
 [24] = https://curl.se/bug/?i=7138
 [25] = https://curl.se/bug/?i=7172
 [26] = https://curl.se/bug/?i=7122
 [27] = https://curl.se/bug/?i=7134
 [28] = https://curl.se/bug/?i=7130
 [29] = https://curl.se/bug/?i=7204
 [30] = https://curl.se/bug/?i=7181
 [31] = https://curl.se/bug/?i=7183
 [32] = https://curl.se/bug/?i=7204
 [33] = https://curl.se/bug/?i=7184
 [34] = https://curl.se/bug/?i=7185
 [35] = https://curl.se/bug/?i=7170
 [36] = https://curl.se/bug/?i=7205
 [37] = https://curl.se/bug/?i=7144
 [38] = https://curl.se/bug/?i=7177
 [39] = https://curl.se/bug/?i=7179
 [40] = https://curl.se/bug/?i=7175
 [41] = https://curl.se/bug/?i=7169
 [42] = https://curl.se/bug/?i=7173
 [43] = https://curl.se/bug/?i=7166
 [44] = https://curl.se/bug/?i=7028
 [45] = https://curl.se/bug/?i=7028
 [46] = https://curl.se/bug/?i=7205
 [47] = https://curl.se/bug/?i=7205
 [48] = https://curl.se/bug/?i=7205
 [49] = https://curl.se/bug/?i=7205
 [50] = https://curl.se/bug/?i=7205
 [51] = https://curl.se/bug/?i=7205
 [52] = https://curl.se/bug/?i=7206
 [53] = https://curl.se/bug/?i=7203
 [54] = https://curl.se/bug/?i=7176
 [55] = https://curl.se/mail/lib-2021-06/0008.html
 [56] = https://curl.se/bug/?i=7222
 [57] = https://curl.se/bug/?i=7218
 [58] = https://curl.se/bug/?i=7257
 [59] = https://curl.se/bug/?i=7236
 [60] = https://curl.se/mail/lib-2021-06/0018.html
 [61] = https://curl.se/bug/?i=7240
 [62] = https://curl.se/bug/?i=7227
 [63] = https://github.com/curl/curl/discussions/7255
 [64] = https://curl.se/bug/?i=7253
 [65] = https://curl.se/bug/?i=7250
 [66] = https://curl.se/bug/?i=7209
 [67] = https://curl.se/bug/?i=7209
 [68] = https://curl.se/bug/?i=7209
 [69] = https://curl.se/bug/?i=7209
 [70] = https://curl.se/bug/?i=7209
 [71] = https://curl.se/bug/?i=7209
 [72] = https://curl.se/bug/?i=7209
 [73] = https://curl.se/bug/?i=7209
 [74] = https://curl.se/bug/?i=7209
 [75] = https://curl.se/bug/?i=493
 [76] = https://curl.se/bug/?i=7209
 [77] = https://curl.se/bug/?i=7209
 [78] = https://curl.se/bug/?i=7209
 [79] = https://curl.se/bug/?i=7209
 [80] = https://curl.se/bug/?i=7219
 [81] = https://curl.se/bug/?i=7211
 [82] = https://curl.se/bug/?i=7212
 [83] = https://curl.se/bug/?i=6896
 [84] = https://curl.se/bug/?i=7208
 [85] = https://curl.se/bug/?i=7280
 [86] = https://curl.se/bug/?i=7245
 [87] = https://curl.se/bug/?i=7238
 [88] = https://curl.se/bug/?i=7248
 [89] = https://curl.se/bug/?i=7248
 [90] = https://curl.se/bug/?i=7248
 [91] = https://curl.se/bug/?i=7243
 [92] = https://curl.se/bug/?i=7239
 [93] = https://curl.se/bug/?i=7274
 [94] = https://curl.se/bug/?i=7277
 [95] = https://curl.se/bug/?i=7276
 [96] = https://curl.se/bug/?i=7293
 [97] = https://curl.se/bug/?i=7178
 [98] = https://curl.se/mail/lib-2021-06/0024.html
 [99] = https://curl.se/bug/?i=7290
 [100] = https://curl.se/bug/?i=7287
 [101] = https://curl.se/bug/?i=7296
 [102] = https://curl.se/bug/?i=7285
 [103] = https://curl.se/bug/?i=7260
 [104] = https://curl.se/bug/?i=7034
 [105] = https://curl.se/bug/?i=7265
 [106] = https://curl.se/bug/?i=7295
 [107] = https://curl.se/bug/?i=7273
 [108] = https://curl.se/bug/?i=7270
 [109] = https://curl.se/bug/?i=7272
 [110] = https://curl.se/bug/?i=7216
 [111] = https://curl.se/bug/?i=7271
 [112] = https://curl.se/bug/?i=7271
 [113] = https://curl.se/bug/?i=7266
 [114] = https://curl.se/bug/?i=7349
 [115] = https://curl.se/bug/?i=7350
 [116] = https://curl.se/bug/?i=7301
 [117] = https://curl.se/bug/?i=7228
 [118] = https://curl.se/bug/?i=7073
 [119] = https://curl.se/bug/?i=7297
 [120] = https://curl.se/bug/?i=7350
 [121] = https://curl.se/bug/?i=7348
 [122] = https://curl.se/bug/?i=7343
 [123] = https://curl.se/bug/?i=7344
 [124] = https://curl.se/bug/?i=7345
 [125] = https://curl.se/bug/?i=7341
 [126] = https://curl.se/bug/?i=7340
 [127] = https://curl.se/bug/?i=7330
 [128] = https://curl.se/bug/?i=7333
 [129] = https://curl.se/bug/?i=7333
 [130] = https://curl.se/bug/?i=7334
 [131] = https://curl.se/bug/?i=7328
 [132] = https://curl.se/bug/?i=7329
 [133] = https://curl.se/bug/?i=7326
 [134] = https://curl.se/bug/?i=7325
 [135] = https://curl.se/bug/?i=7319
 [136] = https://curl.se/bug/?i=7316
 [137] = https://curl.se/bug/?i=7327
 [138] = https://curl.se/bug/?i=7320
 [139] = https://curl.se/bug/?i=7324
 [140] = https://curl.se/bug/?i=7318
 [141] = https://curl.se/bug/?i=7311
 [142] = https://curl.se/bug/?i=7308
 [143] = https://curl.se/bug/?i=7314
 [144] = https://curl.se/bug/?i=7313