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tool_getparam.c
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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <[email protected]>, 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"
#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 */
#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;
}
/* 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|ARG_NO, ' ', 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|ARG_NO, '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|ARG_NO, ' ', 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-ca-embed", ARG_NONE, ' ', C_DUMP_CA_EMBED},
{"dump-header", ARG_FILE, 'D', C_DUMP_HEADER},
{"ech", ARG_STRG, ' ', C_ECH},
{"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, ' ', C_INCLUDE},
{"insecure", ARG_BOOL, 'k', C_INSECURE},
{"interface", ARG_STRG, ' ', C_INTERFACE},
{"ip-tos", ARG_STRG, ' ', C_IP_TOS},
#ifndef CURL_DISABLE_IPFS
{"ipfs-gateway", ARG_STRG, ' ', C_IPFS_GATEWAY},
#endif /* !CURL_DISABLE_IPFS */
{"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|ARG_NO, ' ', C_KEEPALIVE},
{"keepalive-cnt", ARG_STRG, ' ', C_KEEPALIVE_CNT},
{"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|ARG_NO, ' ', 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|ARG_NO, ' ', 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|ARG_NO, ' ', C_SESSIONID},
{"show-error", ARG_BOOL, 'S', C_SHOW_ERROR},
{"show-headers", ARG_BOOL, 'i', C_SHOW_HEADERS},
{"silent", ARG_BOOL, 's', C_SILENT},
{"skip-existing", ARG_BOOL, ' ', C_SKIP_EXISTING},
{"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},
{"ssl-sessions", ARG_FILE, ' ', C_SSL_SESSIONS},
{"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},
#ifdef DEBUGBUILD
{"test-duphandle", ARG_BOOL, ' ', C_TEST_DUPHANDLE},
{"test-event", ARG_BOOL, ' ', C_TEST_EVENT},
#endif
{"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-earlydata", ARG_BOOL, ' ', C_TLS_EARLYDATA},
{"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},
{"vlan-priority", ARG_STRG, ' ', C_VLAN_PRIORITY},
#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, ":\\");
memcpy(certname_place, param_place, span);
param_place += span;
certname_place += span;
/* we just ate all the non-special chars. now we are 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 Windows
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 filename! 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 are 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 is not displayed in the
* system process list */
if(str) {
size_t len = strlen(str);
memset(str, ' ', len);
}
}
#else
#define cleanarg(x)
#endif
/* the maximum size we allow the dynbuf generated string */
#define MAX_DATAURLENCODE (500*1024*1024)
/* --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]@[filename]
*
* 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 is not a file */
nlen = 0;
is_file = 0;
p = nextarg;
}
if('@' == is_file) {
FILE *file;
/* a '@' letter, it means that a filename or - (stdin) follows */
if(!strcmp("-", p)) {
file = stdin;
CURL_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;
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 */
struct curlx_dynbuf dyn;
curlx_dyn_init(&dyn, MAX_DATAURLENCODE);
if(curlx_dyn_addn(&dyn, nextarg, nlen) ||
curlx_dyn_addn(&dyn, "=", 1) ||
curlx_dyn_add(&dyn, enc)) {
curl_free(enc);
return PARAM_NO_MEM;
}
curl_free(enc);
n = curlx_dyn_ptr(&dyn);
size = curlx_dyn_len(&dyn);
}
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 is not 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;
}
static int findarg(const void *a, const void *b)
{
const struct LongShort *aa = a;
const struct LongShort *bb = b;
return strcmp(aa->lname, bb->lname);
}
const struct LongShort *findshortopt(char letter)
{
static const struct LongShort *singles[128 - ' ']; /* ASCII => pointer */
static bool singles_done = FALSE;
if((letter >= 127) || (letter <= ' '))
return NULL;
if(!singles_done) {
unsigned int j;
for(j = 0; j < sizeof(aliases)/sizeof(aliases[0]); j++) {
if(aliases[j].letter != ' ') {
unsigned char l = (unsigned char)aliases[j].letter;
singles[l - ' '] = &aliases[j];
}
}
singles_done = TRUE;
}
return singles[letter - ' '];
}
struct TOSEntry {
const char *name;
unsigned char value;
};
static const struct TOSEntry tos_entries[] = {
{"AF11", 0x28},
{"AF12", 0x30},
{"AF13", 0x38},
{"AF21", 0x48},
{"AF22", 0x50},
{"AF23", 0x58},
{"AF31", 0x68},
{"AF32", 0x70},
{"AF33", 0x78},
{"AF41", 0x88},
{"AF42", 0x90},
{"AF43", 0x98},
{"CE", 0x03},
{"CS0", 0x00},
{"CS1", 0x20},
{"CS2", 0x40},
{"CS3", 0x60},
{"CS4", 0x80},
{"CS5", 0xa0},
{"CS6", 0xc0},
{"CS7", 0xe0},
{"ECT0", 0x02},
{"ECT1", 0x01},
{"EF", 0xb8},
{"LE", 0x04},
{"LOWCOST", 0x02},
{"LOWDELAY", 0x10},
{"MINCOST", 0x02},
{"RELIABILITY", 0x04},
{"THROUGHPUT", 0x08},
{"VOICE-ADMIT", 0xb0}
};
static int find_tos(const void *a, const void *b)
{
const struct TOSEntry *aa = a;
const struct TOSEntry *bb = b;
return strcmp(aa->name, bb->name);
}
#define MAX_QUERY_LEN 100000 /* larger is not likely to ever work */
static ParameterError url_query(char *nextarg,
struct GlobalConfig *global,
struct OperationConfig *config)
{
size_t size = 0;
ParameterError err = PARAM_OK;
char *query;
struct curlx_dynbuf dyn;
curlx_dyn_init(&dyn, MAX_QUERY_LEN);
if(*nextarg == '+') {
/* use without encoding */
query = strdup(&nextarg[1]);
if(!query)
err = PARAM_NO_MEM;
}
else
err = data_urlencode(global, nextarg, &query, &size);
if(!err) {
if(config->query) {
CURLcode result = curlx_dyn_addf(&dyn, "%s&%s", config->query, query);
free(query);
if(result)
err = PARAM_NO_MEM;
else {
free(config->query);
config->query = curlx_dyn_ptr(&dyn);
}
}
else
config->query = query;
}
return err;
}
static ParameterError set_data(cmdline_t cmd,
char *nextarg,
struct GlobalConfig *global,
struct OperationConfig *config)
{
char *postdata = NULL;
FILE *file;
size_t size = 0;
ParameterError err = PARAM_OK;
if(cmd == C_DATA_URLENCODE) { /* --data-urlencode */
err = data_urlencode(global, nextarg, &postdata, &size);
if(err)
return err;
}
else if('@' == *nextarg && (cmd != C_DATA_RAW)) {
/* the data begins with a '@' letter, it means that a filename
or - (stdin) follows */
nextarg++; /* pass the @ */
if(!strcmp("-", nextarg)) {
file = stdin;
if(cmd == C_DATA_BINARY) /* forced data-binary */
CURL_SET_BINMODE(stdin);
}
else {
file = fopen(nextarg, "rb");
if(!file) {
errorf(global, "Failed to open %s", nextarg);
return PARAM_READ_ERROR;
}
}
if((cmd == C_DATA_BINARY) || /* --data-binary */
(cmd == C_JSON) /* --json */)
/* forced binary */
err = file2memory(&postdata, &size, file);
else {
err = file2string(&postdata, file);
if(postdata)
size = strlen(postdata);
}
if(file && (file != stdin))
fclose(file);
if(err)
return err;
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;
}
}
else {
err = getstr(&postdata, nextarg, ALLOW_BLANK);
if(err)
return err;
size = strlen(postdata);
}
if(cmd == C_JSON)
config->jsoned = TRUE;
if(curlx_dyn_len(&config->postdata)) {
/* skip separator append for --json */
if(!err && (cmd != C_JSON) &&
curlx_dyn_addn(&config->postdata, "&", 1))
err = PARAM_NO_MEM;
}
if(!err && curlx_dyn_addn(&config->postdata, postdata, size))
err = PARAM_NO_MEM;
Curl_safefree(postdata);
config->postfields = curlx_dyn_ptr(&config->postdata);
return err;
}
static ParameterError set_rate(struct GlobalConfig *global,
char *nextarg)
{
/* --rate */
/* support a few different suffixes, extract the suffix first, then
get the number and convert to per hour.
/s == per second
/m == per minute
/h == per hour (default)
/d == per day (24 hours)
*/
ParameterError err = PARAM_OK;
char *div = strchr(nextarg, '/');
char number[26];
long denominator;
long numerator = 60*60*1000; /* default per hour */
size_t numlen = div ? (size_t)(div - nextarg) : strlen(nextarg);
if(numlen > sizeof(number) -1)
return PARAM_NUMBER_TOO_LARGE;
memcpy(number, nextarg, numlen);
number[numlen] = 0;
err = str2unum(&denominator, number);
if(err)
return err;
if(denominator < 1)
return PARAM_BAD_USE;
if(div) {
char unit = div[1];
curl_off_t numunits;
char *endp;
if(curlx_strtoofft(&div[1], &endp, 10, &numunits)) {
/* if it fails, there is no legit number specified */
if(endp == &div[1])
/* if endp did not move, accept it as a 1 */
numunits = 1;
else
return PARAM_BAD_USE;
}
else
unit = *endp;
switch(unit) {
case 's': /* per second */
numerator = 1000;
break;
case 'm': /* per minute */
numerator = 60*1000;
break;
case 'h': /* per hour */
break;
case 'd': /* per day */
numerator = 24*60*60*1000;
break;
default:
errorf(global, "unsupported --rate unit");
err = PARAM_BAD_USE;
break;
}
if((LONG_MAX / numerator) < numunits) {
/* overflow, too large number */
errorf(global, "too large --rate unit");
err = PARAM_NUMBER_TOO_LARGE;
}
/* this typecast is okay based on the check above */
numerator *= (long)numunits;
}
if(err)