Changes in 7.42.0 - April 22 2015

Changes:

• openssl: show the cipher selection to use in verbose text
• gtls: implement CURLOPT_CERTINFO
• add CURLOPT_SSL_FALSESTART option (darwinssl and NSS)
• curl: add --false-start option
• add CURLOPT_PATH_AS_IS
• curl: add --path-as-is option
• curl: create output file on successful download of an empty file

Bugfixes:

• ConnectionExists: for NTLM re-use, require credentials to match
• cookie: cookie parser out of boundary memory access
• fix_hostname: zero length hostname caused -1 index offset
• http_done: close Negotiate connections when done
• sws: timeout idle CONNECT connections
• nss: improve error handling in Curl_nss_random()
• nss: do not skip Curl_nss_seed() if data is NULL
• curl-config.in: eliminate double quotes around CURL_CA_BUNDLE
• http2: move lots of verbose output to be debug-only
• dist: add extern-scan.pl to the tarball
• http2: return recv error on unexpected EOF
• build: Use default RandomizedBaseAddress directive in VC9+ project files
• build: Removed DataExecutionPrevention directive from VC9+ project files
• tool: Updated the warnf() function to use the GlobalConfig structure
• http2: Return error if stream was closed with other than NO_ERROR
• mprintf.h: remove #ifdef CURLDEBUG
• libtest: fixed linker errors on msvc
• tool: use ENABLE_CURLX_PRINTF instead of _MPRINTF_REPLACE
• curl.1: fix "The the" typo
• cmake: handle build definitions CURLDEBUG/DEBUGBUILD
• openssl: remove all uses of USE_SSLEAY
• multi: fix memory-leak on timeout (regression)
• curl_easy_setopt.3: added CURLOPT_SSL_VERIFYSTATUS
• metalink: add some error checks
• TLS: make it possible to enable ALPN/NPN without HTTP/2
• http2: use CURL_HTTP_VERSION_* symbols instead of NPN_*
• conncontrol: only log changes to the connection bit
• multi: fix *getsock() with CONNECT
• symbols.pl: handle '-' in the deprecated field
• MacOSX-Framework: use @rpath instead of @executable_path
• GnuTLS: add support for CURLOPT_CAPATH
• GnuTLS: print negotiated TLS version and full cipher suite name
• GnuTLS: don't print double newline after certificate dates
• memanalyze.pl: handle free(NULL)
• proxy: re-use proxy connections (regression)
• mk-ca-bundle: Don't report SHA1 numbers with "-q"
• http: always send Host: header as first header
• openssl: sort ciphers to use based on strength
• openssl: use colons properly in the ciphers list
• http2: detect premature close without data transferred
• hostip: Fix signal race in Curl_resolv_timeout
• closesocket: call multi socket cb on close even with custom close
• mksymbolsmanpage.pl: use std header and generate better nroff header
• connect: Fix happy eyeballs logic for IPv4-only builds
• curl_easy_perform.3: remove superfluous close brace from example
• HTTP: don't use Expect: headers when on HTTP/2
• Curl_sh_entry: remove unused 'timestamp'
• docs/libcurl: makefile portability fix
• mkhelp: Remove trailing carriage return from every line of input
• nss: explicitly tell NSS to disable NPN/ALPN when libcurl disables it
• curl_easy_setopt.3: added a few missing options
• metalink: fix resource leak in OOM
• axtls: version 1.5.2 now requires that config.h be manually included
• HTTP: don't switch to HTTP/2 from 1.1 until we get the 101
• cyassl: detect the library as renamed wolfssl
• CURLOPT_HTTPHEADER.3: add a "SECURITY CONCERNS" section
• CURLOPT_URL.3: Added SECURITY CONCERNS
• openssl: try to avoid accessing OCSP structs when possible
• test938: added missing closing tags
• testcurl: Allow '=' in values given on command line
• tests/certs: added make target to rebuild certificates
• tests/certs: rebuild certificates with modified key usage bits
• gtls: avoid uninitialized variable
• gtls: dereferencing NULL pointer
• gtls: add check of return code
• test1513: eliminated race condition in test run
• dict: rename byte to avoid compiler shadowed declaration warning
• curl_easy_recv/send: make them work with the multi interface
• vtls: fix compile with --disable-crypto-auth but with SSL
• openssl: adapt to ASN1/X509 things gone opaque in 1.1
• openssl: verifystatus: only use the OCSP work-around <= 1.0.2a
• curl_memory: make curl_memory.h the second-last header file loaded
• testcurl.pl: add the --notes option to supply more info about a build
• cyassl: If wolfSSL then identify as such in version string
• cyassl: Check for invalid length parameter in Curl_cyassl_random
• cyassl: default to highest possible TLS version
• Curl_ssl_md5sum: return CURLcode (fixes OOM)
• polarssl: remove dead code
• polarssl: called mbedTLS in 1.3.10 and later
• globbing: fix step parsing for character globbing ranges
• globbing: fix url number calculation when using range with step
• multi: on a request completion, check all CONNECT_PEND transfers
• build: link curl to openssl libraries when openssl support is enabled
• url: Don't accept CURLOPT_SSLVERSION unless USE_SSL is defined
• vtls: Don't accept unknown CURLOPT_SSLVERSION values
• build: Fix libcurl.sln erroneous mixed configurations
• cyassl: remove undefined reference to CyaSSL_no_filesystem_verify
• cyassl: add SSL context callback support for CyaSSL
• tool: only set SSL options if SSL is enabled
• multi: remove_handle: move pending connections
• configure: Use KRB5CONFIG for krb5-config
• axtls: add timeout within Curl_axtls_connect
• CURLOPT_HTTP200ALIASES.3: Mainly SHOUTcast servers use "ICY 200"
• cyassl: Fix library initialization return value
• cookie: handle spaces after the name in Set-Cookie
• http2: Fix missing nghttp2_session_send call in Curl_http2_switched
• cyassl: Fix certificate load check
• build-openssl.bat: Fix mixed line endings
• checksrc.bat: Check lib\vtls source
• DNS: fix refreshing of obsolete dns cache entries
• CURLOPT_RESOLVE: actually implement removals
• checksrc.bat: quotes to support an SRC_DIR with spaces
• cyassl: Remove 'Connecting to' message from cyassl_connect_step2
• cyassl: Use CYASSL_MAX_ERROR_SZ for error buffer size
• lib/transfer.c: Remove factor of 8 from sleep time calculation
• lib/makefile.m32: add missing libs to build libcurl.dll
• build: Generate source prerequisites for Visual Studio in generate.bat
• cyassl: Include the CyaSSL build config
• firefox-db2pem: fix wildcard to find Firefox default profile
• BUGS: refer to the github issue tracker now as primary
• vtls_openssl: improve several certificate error messages
• cyassl: Add support for TLS extension SNI
• parsecfg: do not continue past a zero termination
• configure --with-nss=PATH: query pkg-config if available
• configure --with-nss: drop redundant if statement
• cyassl: Fix include order
• HTTP: fix PUT regression with Negotiate
• curl_version_info.3: fixed the 'protocols' variable type

Further