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tool_getparam.c
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tool_getparam.c
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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "tool_setup.h"
#include "strcase.h"
#define ENABLE_CURLX_PRINTF
/* use our own printf() functions */
#include "curlx.h"
#include "tool_binmode.h"
#include "tool_cfgable.h"
#include "tool_cb_prg.h"
#include "tool_filetime.h"
#include "tool_formparse.h"
#include "tool_getparam.h"
#include "tool_helpers.h"
#include "tool_libinfo.h"
#include "tool_msgs.h"
#include "tool_paramhlp.h"
#include "tool_parsecfg.h"
#include "tool_main.h"
#include "dynbuf.h"
#include "tool_stderr.h"
#include "var.h"
#include "memdebug.h" /* keep this as LAST include */
#ifdef MSDOS
# define USE_WATT32
#endif
#define ALLOW_BLANK TRUE
#define DENY_BLANK FALSE
static ParameterError getstr(char **str, const char *val, bool allowblank)
{
if(*str) {
free(*str);
*str = NULL;
}
if(val) {
if(!allowblank && !val[0])
return PARAM_BLANK_STRING;
*str = strdup(val);
if(!*str)
return PARAM_NO_MEM;
}
return PARAM_OK;
}
/* one enum for every command line option. The name is the verbatim long
option name, but in uppercase with periods and minuses replaced with
underscores using a "C_" prefix. */
typedef enum {
C_ABSTRACT_UNIX_SOCKET,
C_ALPN,
C_ALT_SVC,
C_ANYAUTH,
C_APPEND,
C_AWS_SIGV4,
C_BASIC,
C_BUFFER,
C_CA_NATIVE,
C_CACERT,
C_CAPATH,
C_CERT,
C_CERT_STATUS,
C_CERT_TYPE,
C_CIPHERS,
C_CLOBBER,
C_COMPRESSED,
C_COMPRESSED_SSH,
C_CONFIG,
C_CONNECT_TIMEOUT,
C_CONNECT_TO,
C_CONTINUE_AT,
C_COOKIE,
C_COOKIE_JAR,
C_CREATE_DIRS,
C_CREATE_FILE_MODE,
C_CRLF,
C_CRLFILE,
C_CURVES,
C_DATA,
C_DATA_ASCII,
C_DATA_BINARY,
C_DATA_RAW,
C_DATA_URLENCODE,
C_DELEGATION,
C_DIGEST,
C_DISABLE,
C_DISABLE_EPRT,
C_DISABLE_EPSV,
C_DISALLOW_USERNAME_IN_URL,
C_DNS_INTERFACE,
C_DNS_IPV4_ADDR,
C_DNS_IPV6_ADDR,
C_DNS_SERVERS,
C_DOH_CERT_STATUS,
C_DOH_INSECURE,
C_DOH_URL,
C_DUMP_HEADER,
C_EGD_FILE,
C_ENGINE,
C_EPRT,
C_EPSV,
C_ETAG_COMPARE,
C_ETAG_SAVE,
C_EXPECT100_TIMEOUT,
C_FAIL,
C_FAIL_EARLY,
C_FAIL_WITH_BODY,
C_FALSE_START,
C_FORM,
C_FORM_ESCAPE,
C_FORM_STRING,
C_FTP_ACCOUNT,
C_FTP_ALTERNATIVE_TO_USER,
C_FTP_CREATE_DIRS,
C_FTP_METHOD,
C_FTP_PASV,
C_FTP_PORT,
C_FTP_PRET,
C_FTP_SKIP_PASV_IP,
C_FTP_SSL,
C_FTP_SSL_CCC,
C_FTP_SSL_CCC_MODE,
C_FTP_SSL_CONTROL,
C_FTP_SSL_REQD,
C_GET,
C_GLOBOFF,
C_HAPPY_EYEBALLS_TIMEOUT_MS,
C_HAPROXY_CLIENTIP,
C_HAPROXY_PROTOCOL,
C_HEAD,
C_HEADER,
C_HELP,
C_HOSTPUBMD5,
C_HOSTPUBSHA256,
C_HSTS,
C_HTTP0_9,
C_HTTP1_0,
C_HTTP1_1,
C_HTTP2,
C_HTTP2_PRIOR_KNOWLEDGE,
C_HTTP3,
C_HTTP3_ONLY,
C_IGNORE_CONTENT_LENGTH,
C_INCLUDE,
C_INSECURE,
C_INTERFACE,
C_IPFS_GATEWAY,
C_IPV4,
C_IPV6,
C_JSON,
C_JUNK_SESSION_COOKIES,
C_KEEPALIVE,
C_KEEPALIVE_TIME,
C_KEY,
C_KEY_TYPE,
C_KRB,
C_KRB4,
C_LIBCURL,
C_LIMIT_RATE,
C_LIST_ONLY,
C_LOCAL_PORT,
C_LOCATION,
C_LOCATION_TRUSTED,
C_LOGIN_OPTIONS,
C_MAIL_AUTH,
C_MAIL_FROM,
C_MAIL_RCPT,
C_MAIL_RCPT_ALLOWFAILS,
C_MANUAL,
C_MAX_FILESIZE,
C_MAX_REDIRS,
C_MAX_TIME,
C_METALINK,
C_MPTCP,
C_NEGOTIATE,
C_NETRC,
C_NETRC_FILE,
C_NETRC_OPTIONAL,
C_NEXT,
C_NOPROXY,
C_NPN,
C_NTLM,
C_NTLM_WB,
C_OAUTH2_BEARER,
C_OUTPUT,
C_OUTPUT_DIR,
C_PARALLEL,
C_PARALLEL_IMMEDIATE,
C_PARALLEL_MAX,
C_PASS,
C_PATH_AS_IS,
C_PINNEDPUBKEY,
C_POST301,
C_POST302,
C_POST303,
C_PREPROXY,
C_PROGRESS_BAR,
C_PROGRESS_METER,
C_PROTO,
C_PROTO_DEFAULT,
C_PROTO_REDIR,
C_PROXY,
C_PROXY_ANYAUTH,
C_PROXY_BASIC,
C_PROXY_CA_NATIVE,
C_PROXY_CACERT,
C_PROXY_CAPATH,
C_PROXY_CERT,
C_PROXY_CERT_TYPE,
C_PROXY_CIPHERS,
C_PROXY_CRLFILE,
C_PROXY_DIGEST,
C_PROXY_HEADER,
C_PROXY_HTTP2,
C_PROXY_INSECURE,
C_PROXY_KEY,
C_PROXY_KEY_TYPE,
C_PROXY_NEGOTIATE,
C_PROXY_NTLM,
C_PROXY_PASS,
C_PROXY_PINNEDPUBKEY,
C_PROXY_SERVICE_NAME,
C_PROXY_SSL_ALLOW_BEAST,
C_PROXY_SSL_AUTO_CLIENT_CERT,
C_PROXY_TLS13_CIPHERS,
C_PROXY_TLSAUTHTYPE,
C_PROXY_TLSPASSWORD,
C_PROXY_TLSUSER,
C_PROXY_TLSV1,
C_PROXY_USER,
C_PROXY1_0,
C_PROXYTUNNEL,
C_PUBKEY,
C_QUOTE,
C_RANDOM_FILE,
C_RANGE,
C_RATE,
C_RAW,
C_REFERER,
C_REMOTE_HEADER_NAME,
C_REMOTE_NAME,
C_REMOTE_NAME_ALL,
C_REMOTE_TIME,
C_REMOVE_ON_ERROR,
C_REQUEST,
C_REQUEST_TARGET,
C_RESOLVE,
C_RETRY,
C_RETRY_ALL_ERRORS,
C_RETRY_CONNREFUSED,
C_RETRY_DELAY,
C_RETRY_MAX_TIME,
C_SASL_AUTHZID,
C_SASL_IR,
C_SERVICE_NAME,
C_SESSIONID,
C_SHOW_ERROR,
C_SILENT,
C_SOCKS4,
C_SOCKS4A,
C_SOCKS5,
C_SOCKS5_BASIC,
C_SOCKS5_GSSAPI,
C_SOCKS5_GSSAPI_NEC,
C_SOCKS5_GSSAPI_SERVICE,
C_SOCKS5_HOSTNAME,
C_SPEED_LIMIT,
C_SPEED_TIME,
C_SSL,
C_SSL_ALLOW_BEAST,
C_SSL_AUTO_CLIENT_CERT,
C_SSL_NO_REVOKE,
C_SSL_REQD,
C_SSL_REVOKE_BEST_EFFORT,
C_SSLV2,
C_SSLV3,
C_STDERR,
C_STYLED_OUTPUT,
C_SUPPRESS_CONNECT_HEADERS,
C_TCP_FASTOPEN,
C_TCP_NODELAY,
C_TELNET_OPTION,
C_TEST_EVENT,
C_TFTP_BLKSIZE,
C_TFTP_NO_OPTIONS,
C_TIME_COND,
C_TLS_MAX,
C_TLS13_CIPHERS,
C_TLSAUTHTYPE,
C_TLSPASSWORD,
C_TLSUSER,
C_TLSV1,
C_TLSV1_0,
C_TLSV1_1,
C_TLSV1_2,
C_TLSV1_3,
C_TR_ENCODING,
C_TRACE,
C_TRACE_ASCII,
C_TRACE_CONFIG,
C_TRACE_IDS,
C_TRACE_TIME,
C_UNIX_SOCKET,
C_UPLOAD_FILE,
C_URL,
C_URL_QUERY,
C_USE_ASCII,
C_USER,
C_USER_AGENT,
C_VARIABLE,
C_VERBOSE,
C_VERSION,
C_WDEBUG,
C_WRITE_OUT,
C_XATTR
} cmdline_t;
struct LongShort {
const char *lname; /* long name option */
enum {
ARG_NONE, /* stand-alone but not a boolean */
ARG_BOOL, /* accepts a --no-[name] prefix */
ARG_STRG, /* requires an argument */
ARG_FILE /* requires an argument, usually a file name */
} desc;
char letter; /* short name option or ' ' */
cmdline_t cmd;
};
/* this array MUST be alphasorted based on the 'lname' */
static const struct LongShort aliases[]= {
{"abstract-unix-socket", ARG_FILE, ' ', C_ABSTRACT_UNIX_SOCKET},
{"alpn", ARG_BOOL, ' ', C_ALPN},
{"alt-svc", ARG_STRG, ' ', C_ALT_SVC},
{"anyauth", ARG_BOOL, ' ', C_ANYAUTH},
{"append", ARG_BOOL, 'a', C_APPEND},
{"aws-sigv4", ARG_STRG, ' ', C_AWS_SIGV4},
{"basic", ARG_BOOL, ' ', C_BASIC},
{"buffer", ARG_BOOL, 'N', C_BUFFER},
{"ca-native", ARG_BOOL, ' ', C_CA_NATIVE},
{"cacert", ARG_FILE, ' ', C_CACERT},
{"capath", ARG_FILE, ' ', C_CAPATH},
{"cert", ARG_FILE, 'E', C_CERT},
{"cert-status", ARG_BOOL, ' ', C_CERT_STATUS},
{"cert-type", ARG_STRG, ' ', C_CERT_TYPE},
{"ciphers", ARG_STRG, ' ', C_CIPHERS},
{"clobber", ARG_BOOL, ' ', C_CLOBBER},
{"compressed", ARG_BOOL, ' ', C_COMPRESSED},
{"compressed-ssh", ARG_BOOL, ' ', C_COMPRESSED_SSH},
{"config", ARG_FILE, 'K', C_CONFIG},
{"connect-timeout", ARG_STRG, ' ', C_CONNECT_TIMEOUT},
{"connect-to", ARG_STRG, ' ', C_CONNECT_TO},
{"continue-at", ARG_STRG, 'C', C_CONTINUE_AT},
{"cookie", ARG_STRG, 'b', C_COOKIE},
{"cookie-jar", ARG_STRG, 'c', C_COOKIE_JAR},
{"create-dirs", ARG_BOOL, ' ', C_CREATE_DIRS},
{"create-file-mode", ARG_STRG, ' ', C_CREATE_FILE_MODE},
{"crlf", ARG_BOOL, ' ', C_CRLF},
{"crlfile", ARG_FILE, ' ', C_CRLFILE},
{"curves", ARG_STRG, ' ', C_CURVES},
{"data", ARG_STRG, 'd', C_DATA},
{"data-ascii", ARG_STRG, ' ', C_DATA_ASCII},
{"data-binary", ARG_STRG, ' ', C_DATA_BINARY},
{"data-raw", ARG_STRG, ' ', C_DATA_RAW},
{"data-urlencode", ARG_STRG, ' ', C_DATA_URLENCODE},
{"delegation", ARG_STRG, ' ', C_DELEGATION},
{"digest", ARG_BOOL, ' ', C_DIGEST},
{"disable", ARG_BOOL, 'q', C_DISABLE},
{"disable-eprt", ARG_BOOL, ' ', C_DISABLE_EPRT},
{"disable-epsv", ARG_BOOL, ' ', C_DISABLE_EPSV},
{"disallow-username-in-url", ARG_BOOL, ' ', C_DISALLOW_USERNAME_IN_URL},
{"dns-interface", ARG_STRG, ' ', C_DNS_INTERFACE},
{"dns-ipv4-addr", ARG_STRG, ' ', C_DNS_IPV4_ADDR},
{"dns-ipv6-addr", ARG_STRG, ' ', C_DNS_IPV6_ADDR},
{"dns-servers", ARG_STRG, ' ', C_DNS_SERVERS},
{"doh-cert-status", ARG_BOOL, ' ', C_DOH_CERT_STATUS},
{"doh-insecure", ARG_BOOL, ' ', C_DOH_INSECURE},
{"doh-url" , ARG_STRG, ' ', C_DOH_URL},
{"dump-header", ARG_FILE, 'D', C_DUMP_HEADER},
{"egd-file", ARG_STRG, ' ', C_EGD_FILE},
{"engine", ARG_STRG, ' ', C_ENGINE},
{"eprt", ARG_BOOL, ' ', C_EPRT},
{"epsv", ARG_BOOL, ' ', C_EPSV},
{"etag-compare", ARG_FILE, ' ', C_ETAG_COMPARE},
{"etag-save", ARG_FILE, ' ', C_ETAG_SAVE},
{"expect100-timeout", ARG_STRG, ' ', C_EXPECT100_TIMEOUT},
{"fail", ARG_BOOL, 'f', C_FAIL},
{"fail-early", ARG_BOOL, ' ', C_FAIL_EARLY},
{"fail-with-body", ARG_BOOL, ' ', C_FAIL_WITH_BODY},
{"false-start", ARG_BOOL, ' ', C_FALSE_START},
{"form", ARG_STRG, 'F', C_FORM},
{"form-escape", ARG_BOOL, ' ', C_FORM_ESCAPE},
{"form-string", ARG_STRG, ' ', C_FORM_STRING},
{"ftp-account", ARG_STRG, ' ', C_FTP_ACCOUNT},
{"ftp-alternative-to-user", ARG_STRG, ' ', C_FTP_ALTERNATIVE_TO_USER},
{"ftp-create-dirs", ARG_BOOL, ' ', C_FTP_CREATE_DIRS},
{"ftp-method", ARG_STRG, ' ', C_FTP_METHOD},
{"ftp-pasv", ARG_BOOL, ' ', C_FTP_PASV},
{"ftp-port", ARG_STRG, 'P', C_FTP_PORT},
{"ftp-pret", ARG_BOOL, ' ', C_FTP_PRET},
{"ftp-skip-pasv-ip", ARG_BOOL, ' ', C_FTP_SKIP_PASV_IP},
{"ftp-ssl", ARG_BOOL, ' ', C_FTP_SSL},
{"ftp-ssl-ccc", ARG_BOOL, ' ', C_FTP_SSL_CCC},
{"ftp-ssl-ccc-mode", ARG_STRG, ' ', C_FTP_SSL_CCC_MODE},
{"ftp-ssl-control", ARG_BOOL, ' ', C_FTP_SSL_CONTROL},
{"ftp-ssl-reqd", ARG_BOOL, ' ', C_FTP_SSL_REQD},
{"get", ARG_BOOL, 'G', C_GET},
{"globoff", ARG_BOOL, 'g', C_GLOBOFF},
{"happy-eyeballs-timeout-ms", ARG_STRG, ' ', C_HAPPY_EYEBALLS_TIMEOUT_MS},
{"haproxy-clientip", ARG_STRG, ' ', C_HAPROXY_CLIENTIP},
{"haproxy-protocol", ARG_BOOL, ' ', C_HAPROXY_PROTOCOL},
{"head", ARG_BOOL, 'I', C_HEAD},
{"header", ARG_STRG, 'H', C_HEADER},
{"help", ARG_BOOL, 'h', C_HELP},
{"hostpubmd5", ARG_STRG, ' ', C_HOSTPUBMD5},
{"hostpubsha256", ARG_STRG, ' ', C_HOSTPUBSHA256},
{"hsts", ARG_STRG, ' ', C_HSTS},
{"http0.9", ARG_BOOL, ' ', C_HTTP0_9},
{"http1.0", ARG_NONE, '0', C_HTTP1_0},
{"http1.1", ARG_NONE, ' ', C_HTTP1_1},
{"http2", ARG_NONE, ' ', C_HTTP2},
{"http2-prior-knowledge", ARG_NONE, ' ', C_HTTP2_PRIOR_KNOWLEDGE},
{"http3", ARG_NONE, ' ', C_HTTP3},
{"http3-only", ARG_NONE, ' ', C_HTTP3_ONLY},
{"ignore-content-length", ARG_BOOL, ' ', C_IGNORE_CONTENT_LENGTH},
{"include", ARG_BOOL, 'i', C_INCLUDE},
{"insecure", ARG_BOOL, 'k', C_INSECURE},
{"interface", ARG_STRG, ' ', C_INTERFACE},
{"ipfs-gateway", ARG_STRG, ' ', C_IPFS_GATEWAY},
{"ipv4", ARG_NONE, '4', C_IPV4},
{"ipv6", ARG_NONE, '6', C_IPV6},
{"json", ARG_STRG, ' ', C_JSON},
{"junk-session-cookies", ARG_BOOL, 'j', C_JUNK_SESSION_COOKIES},
{"keepalive", ARG_BOOL, ' ', C_KEEPALIVE},
{"keepalive-time", ARG_STRG, ' ', C_KEEPALIVE_TIME},
{"key", ARG_FILE, ' ', C_KEY},
{"key-type", ARG_STRG, ' ', C_KEY_TYPE},
{"krb", ARG_STRG, ' ', C_KRB},
{"krb4", ARG_STRG, ' ', C_KRB4},
{"libcurl", ARG_STRG, ' ', C_LIBCURL},
{"limit-rate", ARG_STRG, ' ', C_LIMIT_RATE},
{"list-only", ARG_BOOL, 'l', C_LIST_ONLY},
{"local-port", ARG_STRG, ' ', C_LOCAL_PORT},
{"location", ARG_BOOL, 'L', C_LOCATION},
{"location-trusted", ARG_BOOL, ' ', C_LOCATION_TRUSTED},
{"login-options", ARG_STRG, ' ', C_LOGIN_OPTIONS},
{"mail-auth", ARG_STRG, ' ', C_MAIL_AUTH},
{"mail-from", ARG_STRG, ' ', C_MAIL_FROM},
{"mail-rcpt", ARG_STRG, ' ', C_MAIL_RCPT},
{"mail-rcpt-allowfails", ARG_BOOL, ' ', C_MAIL_RCPT_ALLOWFAILS},
{"manual", ARG_BOOL, 'M', C_MANUAL},
{"max-filesize", ARG_STRG, ' ', C_MAX_FILESIZE},
{"max-redirs", ARG_STRG, ' ', C_MAX_REDIRS},
{"max-time", ARG_STRG, 'm', C_MAX_TIME},
{"metalink", ARG_BOOL, ' ', C_METALINK},
{"mptcp", ARG_BOOL, ' ', C_MPTCP},
{"negotiate", ARG_BOOL, ' ', C_NEGOTIATE},
{"netrc", ARG_BOOL, 'n', C_NETRC},
{"netrc-file", ARG_FILE, ' ', C_NETRC_FILE},
{"netrc-optional", ARG_BOOL, ' ', C_NETRC_OPTIONAL},
{"next", ARG_NONE, ':', C_NEXT},
{"noproxy", ARG_STRG, ' ', C_NOPROXY},
{"npn", ARG_BOOL, ' ', C_NPN},
{"ntlm", ARG_BOOL, ' ', C_NTLM},
{"ntlm-wb", ARG_BOOL, ' ', C_NTLM_WB},
{"oauth2-bearer", ARG_STRG, ' ', C_OAUTH2_BEARER},
{"output", ARG_FILE, 'o', C_OUTPUT},
{"output-dir", ARG_STRG, ' ', C_OUTPUT_DIR},
{"parallel", ARG_BOOL, 'Z', C_PARALLEL},
{"parallel-immediate", ARG_BOOL, ' ', C_PARALLEL_IMMEDIATE},
{"parallel-max", ARG_STRG, ' ', C_PARALLEL_MAX},
{"pass", ARG_STRG, ' ', C_PASS},
{"path-as-is", ARG_BOOL, ' ', C_PATH_AS_IS},
{"pinnedpubkey", ARG_STRG, ' ', C_PINNEDPUBKEY},
{"post301", ARG_BOOL, ' ', C_POST301},
{"post302", ARG_BOOL, ' ', C_POST302},
{"post303", ARG_BOOL, ' ', C_POST303},
{"preproxy", ARG_STRG, ' ', C_PREPROXY},
{"progress-bar", ARG_BOOL, '#', C_PROGRESS_BAR},
{"progress-meter", ARG_BOOL, ' ', C_PROGRESS_METER},
{"proto", ARG_STRG, ' ', C_PROTO},
{"proto-default", ARG_STRG, ' ', C_PROTO_DEFAULT},
{"proto-redir", ARG_STRG, ' ', C_PROTO_REDIR},
{"proxy", ARG_STRG, 'x', C_PROXY},
{"proxy-anyauth", ARG_BOOL, ' ', C_PROXY_ANYAUTH},
{"proxy-basic", ARG_BOOL, ' ', C_PROXY_BASIC},
{"proxy-ca-native", ARG_BOOL, ' ', C_PROXY_CA_NATIVE},
{"proxy-cacert", ARG_FILE, ' ', C_PROXY_CACERT},
{"proxy-capath", ARG_FILE, ' ', C_PROXY_CAPATH},
{"proxy-cert", ARG_FILE, ' ', C_PROXY_CERT},
{"proxy-cert-type", ARG_STRG, ' ', C_PROXY_CERT_TYPE},
{"proxy-ciphers", ARG_STRG, ' ', C_PROXY_CIPHERS},
{"proxy-crlfile", ARG_FILE, ' ', C_PROXY_CRLFILE},
{"proxy-digest", ARG_BOOL, ' ', C_PROXY_DIGEST},
{"proxy-header", ARG_STRG, ' ', C_PROXY_HEADER},
{"proxy-http2", ARG_BOOL, ' ', C_PROXY_HTTP2},
{"proxy-insecure", ARG_BOOL, ' ', C_PROXY_INSECURE},
{"proxy-key", ARG_FILE, ' ', C_PROXY_KEY},
{"proxy-key-type", ARG_STRG, ' ', C_PROXY_KEY_TYPE},
{"proxy-negotiate", ARG_BOOL, ' ', C_PROXY_NEGOTIATE},
{"proxy-ntlm", ARG_BOOL, ' ', C_PROXY_NTLM},
{"proxy-pass", ARG_STRG, ' ', C_PROXY_PASS},
{"proxy-pinnedpubkey", ARG_STRG, ' ', C_PROXY_PINNEDPUBKEY},
{"proxy-service-name", ARG_STRG, ' ', C_PROXY_SERVICE_NAME},
{"proxy-ssl-allow-beast", ARG_BOOL, ' ', C_PROXY_SSL_ALLOW_BEAST},
{"proxy-ssl-auto-client-cert", ARG_BOOL, ' ', C_PROXY_SSL_AUTO_CLIENT_CERT},
{"proxy-tls13-ciphers", ARG_STRG, ' ', C_PROXY_TLS13_CIPHERS},
{"proxy-tlsauthtype", ARG_STRG, ' ', C_PROXY_TLSAUTHTYPE},
{"proxy-tlspassword", ARG_STRG, ' ', C_PROXY_TLSPASSWORD},
{"proxy-tlsuser", ARG_STRG, ' ', C_PROXY_TLSUSER},
{"proxy-tlsv1", ARG_NONE, ' ', C_PROXY_TLSV1},
{"proxy-user", ARG_STRG, 'U', C_PROXY_USER},
{"proxy1.0", ARG_STRG, ' ', C_PROXY1_0},
{"proxytunnel", ARG_BOOL, 'p', C_PROXYTUNNEL},
{"pubkey", ARG_STRG, ' ', C_PUBKEY},
{"quote", ARG_STRG, 'Q', C_QUOTE},
{"random-file", ARG_FILE, ' ', C_RANDOM_FILE},
{"range", ARG_STRG, 'r', C_RANGE},
{"rate", ARG_STRG, ' ', C_RATE},
{"raw", ARG_BOOL, ' ', C_RAW},
{"referer", ARG_STRG, 'e', C_REFERER},
{"remote-header-name", ARG_BOOL, 'J', C_REMOTE_HEADER_NAME},
{"remote-name", ARG_BOOL, 'O', C_REMOTE_NAME},
{"remote-name-all", ARG_BOOL, ' ', C_REMOTE_NAME_ALL},
{"remote-time", ARG_BOOL, 'R', C_REMOTE_TIME},
{"remove-on-error", ARG_BOOL, ' ', C_REMOVE_ON_ERROR},
{"request", ARG_STRG, 'X', C_REQUEST},
{"request-target", ARG_STRG, ' ', C_REQUEST_TARGET},
{"resolve", ARG_STRG, ' ', C_RESOLVE},
{"retry", ARG_STRG, ' ', C_RETRY},
{"retry-all-errors", ARG_BOOL, ' ', C_RETRY_ALL_ERRORS},
{"retry-connrefused", ARG_BOOL, ' ', C_RETRY_CONNREFUSED},
{"retry-delay", ARG_STRG, ' ', C_RETRY_DELAY},
{"retry-max-time", ARG_STRG, ' ', C_RETRY_MAX_TIME},
{"sasl-authzid", ARG_STRG, ' ', C_SASL_AUTHZID},
{"sasl-ir", ARG_BOOL, ' ', C_SASL_IR},
{"service-name", ARG_STRG, ' ', C_SERVICE_NAME},
{"sessionid", ARG_BOOL, ' ', C_SESSIONID},
{"show-error", ARG_BOOL, 'S', C_SHOW_ERROR},
{"silent", ARG_BOOL, 's', C_SILENT},
{"socks4", ARG_STRG, ' ', C_SOCKS4},
{"socks4a", ARG_STRG, ' ', C_SOCKS4A},
{"socks5", ARG_STRG, ' ', C_SOCKS5},
{"socks5-basic", ARG_BOOL, ' ', C_SOCKS5_BASIC},
{"socks5-gssapi", ARG_BOOL, ' ', C_SOCKS5_GSSAPI},
{"socks5-gssapi-nec", ARG_BOOL, ' ', C_SOCKS5_GSSAPI_NEC},
{"socks5-gssapi-service", ARG_STRG, ' ', C_SOCKS5_GSSAPI_SERVICE},
{"socks5-hostname", ARG_STRG, ' ', C_SOCKS5_HOSTNAME},
{"speed-limit", ARG_STRG, 'Y', C_SPEED_LIMIT},
{"speed-time", ARG_STRG, 'y', C_SPEED_TIME},
{"ssl", ARG_BOOL, ' ', C_SSL},
{"ssl-allow-beast", ARG_BOOL, ' ', C_SSL_ALLOW_BEAST},
{"ssl-auto-client-cert", ARG_BOOL, ' ', C_SSL_AUTO_CLIENT_CERT},
{"ssl-no-revoke", ARG_BOOL, ' ', C_SSL_NO_REVOKE},
{"ssl-reqd", ARG_BOOL, ' ', C_SSL_REQD},
{"ssl-revoke-best-effort", ARG_BOOL, ' ', C_SSL_REVOKE_BEST_EFFORT},
{"sslv2", ARG_NONE, '2', C_SSLV2},
{"sslv3", ARG_NONE, '3', C_SSLV3},
{"stderr", ARG_FILE, ' ', C_STDERR},
{"styled-output", ARG_BOOL, ' ', C_STYLED_OUTPUT},
{"suppress-connect-headers", ARG_BOOL, ' ', C_SUPPRESS_CONNECT_HEADERS},
{"tcp-fastopen", ARG_BOOL, ' ', C_TCP_FASTOPEN},
{"tcp-nodelay", ARG_BOOL, ' ', C_TCP_NODELAY},
{"telnet-option", ARG_STRG, 't', C_TELNET_OPTION},
{"test-event", ARG_BOOL, ' ', C_TEST_EVENT},
{"tftp-blksize", ARG_STRG, ' ', C_TFTP_BLKSIZE},
{"tftp-no-options", ARG_BOOL, ' ', C_TFTP_NO_OPTIONS},
{"time-cond", ARG_STRG, 'z', C_TIME_COND},
{"tls-max", ARG_STRG, ' ', C_TLS_MAX},
{"tls13-ciphers", ARG_STRG, ' ', C_TLS13_CIPHERS},
{"tlsauthtype", ARG_STRG, ' ', C_TLSAUTHTYPE},
{"tlspassword", ARG_STRG, ' ', C_TLSPASSWORD},
{"tlsuser", ARG_STRG, ' ', C_TLSUSER},
{"tlsv1", ARG_NONE, '1', C_TLSV1},
{"tlsv1.0", ARG_NONE, ' ', C_TLSV1_0},
{"tlsv1.1", ARG_NONE, ' ', C_TLSV1_1},
{"tlsv1.2", ARG_NONE, ' ', C_TLSV1_2},
{"tlsv1.3", ARG_NONE, ' ', C_TLSV1_3},
{"tr-encoding", ARG_BOOL, ' ', C_TR_ENCODING},
{"trace", ARG_FILE, ' ', C_TRACE},
{"trace-ascii", ARG_FILE, ' ', C_TRACE_ASCII},
{"trace-config", ARG_STRG, ' ', C_TRACE_CONFIG},
{"trace-ids", ARG_BOOL, ' ', C_TRACE_IDS},
{"trace-time", ARG_BOOL, ' ', C_TRACE_TIME},
{"unix-socket", ARG_FILE, ' ', C_UNIX_SOCKET},
{"upload-file", ARG_FILE, 'T', C_UPLOAD_FILE},
{"url", ARG_STRG, ' ', C_URL},
{"url-query", ARG_STRG, ' ', C_URL_QUERY},
{"use-ascii", ARG_BOOL, 'B', C_USE_ASCII},
{"user", ARG_STRG, 'u', C_USER},
{"user-agent", ARG_STRG, 'A', C_USER_AGENT},
{"variable", ARG_STRG, ' ', C_VARIABLE},
{"verbose", ARG_BOOL, 'v', C_VERBOSE},
{"version", ARG_BOOL, 'V', C_VERSION},
#ifdef USE_WATT32
{"wdebug", ARG_BOOL, ' ', C_WDEBUG},
#endif
{"write-out", ARG_STRG, 'w', C_WRITE_OUT},
{"xattr", ARG_BOOL, ' ', C_XATTR},
};
/* Split the argument of -E to 'certname' and 'passphrase' separated by colon.
* We allow ':' and '\' to be escaped by '\' so that we can use certificate
* nicknames containing ':'. See <https://sourceforge.net/p/curl/bugs/1196/>
* for details. */
#ifndef UNITTESTS
static
#endif
void parse_cert_parameter(const char *cert_parameter,
char **certname,
char **passphrase)
{
size_t param_length = strlen(cert_parameter);
size_t span;
const char *param_place = NULL;
char *certname_place = NULL;
*certname = NULL;
*passphrase = NULL;
/* most trivial assumption: cert_parameter is empty */
if(param_length == 0)
return;
/* next less trivial: cert_parameter starts 'pkcs11:' and thus
* looks like a RFC7512 PKCS#11 URI which can be used as-is.
* Also if cert_parameter contains no colon nor backslash, this
* means no passphrase was given and no characters escaped */
if(curl_strnequal(cert_parameter, "pkcs11:", 7) ||
!strpbrk(cert_parameter, ":\\")) {
*certname = strdup(cert_parameter);
return;
}
/* deal with escaped chars; find unescaped colon if it exists */
certname_place = malloc(param_length + 1);
if(!certname_place)
return;
*certname = certname_place;
param_place = cert_parameter;
while(*param_place) {
span = strcspn(param_place, ":\\");
strncpy(certname_place, param_place, span);
param_place += span;
certname_place += span;
/* we just ate all the non-special chars. now we're on either a special
* char or the end of the string. */
switch(*param_place) {
case '\0':
break;
case '\\':
param_place++;
switch(*param_place) {
case '\0':
*certname_place++ = '\\';
break;
case '\\':
*certname_place++ = '\\';
param_place++;
break;
case ':':
*certname_place++ = ':';
param_place++;
break;
default:
*certname_place++ = '\\';
*certname_place++ = *param_place;
param_place++;
break;
}
break;
case ':':
/* Since we live in a world of weirdness and confusion, the win32
dudes can use : when using drive letters and thus c:\file:password
needs to work. In order not to break compatibility, we still use : as
separator, but we try to detect when it is used for a file name! On
windows. */
#ifdef _WIN32
if((param_place == &cert_parameter[1]) &&
(cert_parameter[2] == '\\' || cert_parameter[2] == '/') &&
(ISALPHA(cert_parameter[0])) ) {
/* colon in the second column, followed by a backslash, and the
first character is an alphabetic letter:
this is a drive letter colon */
*certname_place++ = ':';
param_place++;
break;
}
#endif
/* escaped colons and Windows drive letter colons were handled
* above; if we're still here, this is a separating colon */
param_place++;
if(*param_place) {
*passphrase = strdup(param_place);
}
goto done;
}
}
done:
*certname_place = '\0';
}
/* Replace (in-place) '%20' by '+' according to RFC1866 */
static size_t replace_url_encoded_space_by_plus(char *url)
{
size_t orig_len = strlen(url);
size_t orig_index = 0;
size_t new_index = 0;
while(orig_index < orig_len) {
if((url[orig_index] == '%') &&
(url[orig_index + 1] == '2') &&
(url[orig_index + 2] == '0')) {
url[new_index] = '+';
orig_index += 3;
}
else{
if(new_index != orig_index) {
url[new_index] = url[orig_index];
}
orig_index++;
}
new_index++;
}
url[new_index] = 0; /* terminate string */
return new_index; /* new size */
}
static void
GetFileAndPassword(char *nextarg, char **file, char **password)
{
char *certname, *passphrase;
if(nextarg) {
parse_cert_parameter(nextarg, &certname, &passphrase);
Curl_safefree(*file);
*file = certname;
if(passphrase) {
Curl_safefree(*password);
*password = passphrase;
}
}
}
/* Get a size parameter for '--limit-rate' or '--max-filesize'.
* We support a 'G', 'M' or 'K' suffix too.
*/
static ParameterError GetSizeParameter(struct GlobalConfig *global,
const char *arg,
const char *which,
curl_off_t *value_out)
{
char *unit;
curl_off_t value;
if(curlx_strtoofft(arg, &unit, 10, &value)) {
warnf(global, "invalid number specified for %s", which);
return PARAM_BAD_USE;
}
if(!*unit)
unit = (char *)"b";
else if(strlen(unit) > 1)
unit = (char *)"w"; /* unsupported */
switch(*unit) {
case 'G':
case 'g':
if(value > (CURL_OFF_T_MAX / (1024*1024*1024)))
return PARAM_NUMBER_TOO_LARGE;
value *= 1024*1024*1024;
break;
case 'M':
case 'm':
if(value > (CURL_OFF_T_MAX / (1024*1024)))
return PARAM_NUMBER_TOO_LARGE;
value *= 1024*1024;
break;
case 'K':
case 'k':
if(value > (CURL_OFF_T_MAX / 1024))
return PARAM_NUMBER_TOO_LARGE;
value *= 1024;
break;
case 'b':
case 'B':
/* for plain bytes, leave as-is */
break;
default:
warnf(global, "unsupported %s unit. Use G, M, K or B", which);
return PARAM_BAD_USE;
}
*value_out = value;
return PARAM_OK;
}
#ifdef HAVE_WRITABLE_ARGV
static void cleanarg(argv_item_t str)
{
/* now that getstr has copied the contents of nextarg, wipe the next
* argument out so that the username:password isn't displayed in the
* system process list */
if(str) {
size_t len = strlen(str);
memset(str, ' ', len);
}
}
#else
#define cleanarg(x)
#endif
/* --data-urlencode */
static ParameterError data_urlencode(struct GlobalConfig *global,
char *nextarg,
char **postp,
size_t *lenp)
{
/* [name]=[content], we encode the content part only
* [name]@[file name]
*
* Case 2: we first load the file using that name and then encode
* the content.
*/
ParameterError err;
const char *p = strchr(nextarg, '=');
size_t nlen;
char is_file;
char *postdata = NULL;
size_t size = 0;
if(!p)
/* there was no '=' letter, check for a '@' instead */
p = strchr(nextarg, '@');
if(p) {
nlen = p - nextarg; /* length of the name part */
is_file = *p++; /* pass the separator */
}
else {
/* neither @ nor =, so no name and it isn't a file */
nlen = is_file = 0;
p = nextarg;
}
if('@' == is_file) {
FILE *file;
/* a '@' letter, it means that a file name or - (stdin) follows */
if(!strcmp("-", p)) {
file = stdin;
set_binmode(stdin);
}
else {
file = fopen(p, "rb");
if(!file) {
errorf(global, "Failed to open %s", p);
return PARAM_READ_ERROR;
}
}
err = file2memory(&postdata, &size, file);
if(file && (file != stdin))
fclose(file);
if(err)
return err;
}
else {
err = getstr(&postdata, p, ALLOW_BLANK);
if(err)
goto error;
if(postdata)
size = strlen(postdata);
}
if(!postdata) {
/* no data from the file, point to a zero byte string to make this
get sent as a POST anyway */
postdata = strdup("");
if(!postdata)
return PARAM_NO_MEM;
size = 0;
}
else {
char *enc = curl_easy_escape(NULL, postdata, (int)size);
Curl_safefree(postdata); /* no matter if it worked or not */
if(enc) {
char *n;
replace_url_encoded_space_by_plus(enc);
if(nlen > 0) { /* only append '=' if we have a name */
n = aprintf("%.*s=%s", (int)nlen, nextarg, enc);
curl_free(enc);
if(!n)
return PARAM_NO_MEM;
}
else
n = enc;
size = strlen(n);
postdata = n;
}
else
return PARAM_NO_MEM;
}
*postp = postdata;
*lenp = size;
return PARAM_OK;
error:
return err;
}
static void sethttpver(struct GlobalConfig *global,
struct OperationConfig *config,
long httpversion)
{
if(config->httpversion &&
(config->httpversion != httpversion))
warnf(global, "Overrides previous HTTP version option");
config->httpversion = httpversion;
}
static CURLcode set_trace_config(struct GlobalConfig *global,
const char *config)
{
CURLcode result = CURLE_OK;
char *token, *tmp, *name;
bool toggle;
tmp = strdup(config);
if(!tmp)
return CURLE_OUT_OF_MEMORY;
/* Allow strtok() here since this isn't used threaded */
/* !checksrc! disable BANNEDFUNC 2 */
token = strtok(tmp, ", ");
while(token) {
switch(*token) {
case '-':
toggle = FALSE;
name = token + 1;
break;
case '+':
toggle = TRUE;
name = token + 1;
break;
default:
toggle = TRUE;
name = token;
break;
}
if(strcasecompare(name, "all")) {
global->traceids = toggle;
global->tracetime = toggle;
result = curl_global_trace(token);
if(result)
goto out;
}
else if(strcasecompare(name, "ids")) {
global->traceids = toggle;
}
else if(strcasecompare(name, "time")) {
global->tracetime = toggle;
}
else {
result = curl_global_trace(token);
if(result)
goto out;
}
token = strtok(NULL, ", ");
}
out:
free(tmp);
return result;