Changes in 7.57.0 - November 29 2017

Changes:

• auth: add support for RFC7616 - HTTP Digest access authentication
• share: add support for sharing the connection cache
• HTTP: implement Brotli content encoding

Bugfixes:

• CVE-2017-8816: NTLM buffer overflow via integer overflow
• CVE-2017-8817: FTP wildcard out of bounds read
• CVE-2017-8818: SSL out of buffer access
• curl_mime_filedata.3: fix typos
• libtest: Add required test libraries for lib1552 and lib1553
• fix time diffs for systems using unsigned time_t
• ftplistparser: memory leak fix: free temporary memory always
• multi: allow table handle sizes to be overridden
• wildcards: don't use with non-supported protocols
• curl_fnmatch: return error on illegal wildcard pattern
• transfer: Fix chunked-encoding upload too early exit
• curl_setup: Improve detection of CURL_WINDOWS_APP
• resolvers: only include anything if needed
• setopt: fix CURLOPT_SSH_AUTH_TYPES option read
• appveyor: add a win32 build
• Curl_timeleft: change return type to timediff_t
• cmake: Export libcurl and curl targets to use by other cmake projects
• curl: in -F option arg, comma is a delimiter for files only
• curl: improved ";type=" handling in -F option arguments
• timeval: use mach_absolute_time() on MacOS
• curlx: the timeval functions are no longer provided as curlx_*
• mkhelp.pl: do not generate comment with current date
• memdebug: use send/recv signature for curl_dosend/curl_dorecv
• cookie: avoid NULL dereference
• url: fix CURLOPT_POSTFIELDSIZE arg value check to allow -1
• include: remove conncache.h inclusion from where its not needed
• CURLOPT_MAXREDIRS: allow -1 as a value
• tests: Fixed torture tests on tests 556 and 650
• http2: Fixed OOM handling in upgrade request
• url: fix CURLOPT_DNS_CACHE_TIMEOUT arg value check to allow -1
• CURLOPT_INFILESIZE: accept -1
• curl: pass through [] in URLs instead of calling globbing error
• curl: speed up handling of many URLs
• ntlm: avoid malloc(0) for zero length passwords
• url: remove faulty arg value check from CURLOPT_SSH_AUTH_TYPES
• HTTP: support multiple Content-Encodings
• travis: add a job with brotli enabled
• url: remove unnecessary NULL-check
• fnmatch: remove dead code
• connect: store IPv6 connection status after valid connection
• imap: deal with commands case insensitively
• --interface: add support for Linux VRF
• content_encoding: fix inflate_stream for no bytes available
• cmake: Correctly include curl.rc in Windows builds
• cmake: Add missing setmode check
• connect.c: remove executable bit on file
• SMB: fix uninitialized local variable
• zlib/brotli: only include header files in modules needing them
• URL: return error on malformed URLs with junk after IPv6 bracket
• openssl: fix too broad use of HAVE_OPAQUE_EVP_PKEY
• macOS: Fix missing connectx function with Xcode version older than 9.0
• --resolve: allow IP address within [] brackets
• examples/curlx: Fix code style
• ntlm: remove unnecessary NULL-check to please scan-build
• Curl_llist_remove: fix potential NULL pointer deref
• mime: fix "Value stored to 'sz' is never read" scan-build error
• openssl: fix "Value stored to 'rc' is never read" scan-build error
• http2: fix "Value stored to 'hdbuf' is never read" scan-build error
• http2: fix "Value stored to 'end' is never read" scan-build error
• Curl_open: fix OOM return error correctly
• url: reject ASCII control characters and space in hostnames
• examples/rtsp: clear RANGE again after use
• connect: improve the bind error message
• make: fix "make distclean"
• connect: add support for new TCP Fast Open API on Linux
• metalink: fix memory-leak and NULL pointer dereference
• URL: update "file:" URL handling
• ssh: remove check for a NULL pointer
• global_init: ignore CURL_GLOBAL_SSL's absence

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