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options.rb
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options.rb
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# frozen_string_literal: true
module Ethon
module Curls
# This module contains logic for setting options on
# easy or multi interface.
module Options
OPTION_STRINGS = { :easy => 'easy_options', :multi => 'multi_options' }.freeze
FOPTION_STRINGS = { :easy => 'EASY_OPTIONS', :multi => 'MULTI_OPTIONS' }.freeze
FUNCS = { :easy => 'easy_setopt', :multi => 'multi_setopt' }.freeze
# Sets appropriate option for easy, depending on value type.
def set_option(option, value, handle, type = :easy)
type = type.to_sym unless type.is_a?(Symbol)
raise NameError, "Ethon::Curls::Options unknown type #{type}." unless respond_to?(OPTION_STRINGS[type])
opthash=send(OPTION_STRINGS[type], nil)
raise Errors::InvalidOption.new(option) unless opthash.include?(option)
case opthash[option][:type]
when :none
return if value.nil?
value=1
va_type=:long
when :int
return if value.nil?
va_type=:long
value=value.to_i
when :bool
return if value.nil?
va_type=:long
value=(value&&value!=0) ? 1 : 0
when :time
return if value.nil?
va_type=:long
value=value.to_i
when :enum
return if value.nil?
va_type=:long
value = case value
when Symbol
opthash[option][:opts][value]
when String
opthash[option][:opts][value.to_sym]
else
value
end.to_i
when :bitmask
return if value.nil?
va_type=:long
value = case value
when Symbol
opthash[option][:opts][value]
when Array
value.inject(0) { |res,v| res|opthash[option][:opts][v] }
else
value
end.to_i
when :string
va_type=:string
value=value.to_s unless value.nil?
when :string_as_pointer
va_type = :pointer
s = ''
s = value.to_s unless value.nil?
value = FFI::MemoryPointer.new(:char, s.bytesize)
value.put_bytes(0, s)
when :string_escape_null
va_type=:string
value=Util.escape_zero_byte(value) unless value.nil?
when :ffipointer
va_type=:pointer
raise Errors::InvalidValue.new(option,value) unless value.nil? or value.is_a? FFI::Pointer
when :curl_slist
va_type=:pointer
raise Errors::InvalidValue.new(option,value) unless value.nil? or value.is_a? FFI::Pointer
when :buffer
raise NotImplementedError, "Ethon::Curls::Options option #{option} buffer type not implemented."
when :dontuse_object
raise NotImplementedError, "Ethon::Curls::Options option #{option} type not implemented."
when :cbdata
raise NotImplementedError, "Ethon::Curls::Options option #{option} callback data type not implemented. Use Ruby closures."
when :callback
va_type=:callback
raise Errors::InvalidValue.new(option,value) unless value.nil? or value.is_a? Proc
when :debug_callback
va_type=:debug_callback
raise Errors::InvalidValue.new(option,value) unless value.nil? or value.is_a? Proc
when :progress_callback
va_type=:progress_callback
raise Errors::InvalidValue.new(option,value) unless value.nil? or value.is_a? Proc
when :off_t
return if value.nil?
va_type=:int64
value=value.to_i
end
if va_type==:long or va_type==:int64 then
bits=FFI.type_size(va_type)*8
tv=((value<0) ? value.abs-1 : value)
raise Errors::InvalidValue.new(option,value) unless tv<(1<<bits)
end
send(FUNCS[type], handle, opthash[option][:opt], va_type, value)
end
OPTION_TYPE_BASE = {
:long => 0,
:objectpoint => 10000,
:functionpoint => 20000,
:off_t => 30000
}
OPTION_TYPE_MAP = {
:none => :long,
:int => :long,
:bool => :long,
:time => :long,
:enum => :long, # Two ways to specify values (as opts parameter):
# * Array of symbols, these will number sequentially
# starting at 0. Skip elements with nil. (see :netrc)
# * Hash of :symbol => enum_value (See :proxytype)
:bitmask => :long, # Three ways to specify values (as opts parameter):
# * Hash of :symbol => bitmask_value or Array.
# An Array can be an array of already defined
# Symbols, which represents a bitwise or of those
# symbols. (See :httpauth)
# * Array of symbols, these will number the bits
# sequentially (i.e. 0, 1, 2, 4, etc.). Skip
# elements with nil. The last element can be a
# Hash, which will be interpreted as above.
# (See :protocols)
# :all defaults to all bits set
:string => :objectpoint,
:string_escape_null => :objectpoint,
:string_as_pointer => :objectpoint,
:ffipointer => :objectpoint, # FFI::Pointer
:curl_slist => :objectpoint,
:buffer => :objectpoint, # A memory buffer of size defined in the options
:dontuse_object => :objectpoint, # An object we don't support (e.g. FILE*)
:cbdata => :objectpoint,
:callback => :functionpoint,
:debug_callback => :functionpoint,
:progress_callback => :functionpoint,
:off_t => :off_t,
}
def self.option(ftype,name,type,num,opts=nil)
case type
when :enum
if opts.is_a? Array then
opts=Hash[opts.each_with_index.to_a]
elsif not opts.is_a? Hash then
raise TypeError, "Ethon::Curls::Options #{ftype} #{name} Expected opts to be an Array or a Hash."
end
when :bitmask
if opts.is_a? Array then
if opts.last.is_a? Hash then
hopts=opts.pop
else
hopts={}
end
opts.each_with_index do |v,i|
next if v.nil?
if i==0 then
hopts[v]=0
else
hopts[v]=1<<(i-1)
end
end
opts=hopts
elsif not opts.is_a? Hash then
raise TypeError, "Ethon::Curls::Options #{ftype} #{name} Expected opts to be an Array or a Hash."
end
opts[:all]=-1 unless opts.include? :all
opts.each do |k,v|
if v.is_a? Array then
opts[k]=v.map { |b| opts[b] }.inject :|
end
end
when :buffer
raise TypeError, "Ethon::Curls::Options #{ftype} #{name} Expected opts to be an Array or a Hash." unless opts.is_a? Integer
else
raise ArgumentError, "Ethon::Curls::Options #{ftype} #{name} Expected no opts." unless opts.nil?
end
opthash=const_get(FOPTION_STRINGS[ftype])
opthash[name] = { :type => type,
:opt => OPTION_TYPE_BASE[OPTION_TYPE_MAP[type]] + num,
:opts => opts }
end
def self.option_alias(ftype,name,*aliases)
opthash=const_get(FOPTION_STRINGS[ftype])
aliases.each { |a| opthash[a]=opthash[name] }
end
def self.option_type(type)
cname = FOPTION_STRINGS[type]
const_set(cname, {})
define_method(OPTION_STRINGS[type]) do |rt|
return Ethon::Curls::Options.const_get(cname).map { |k, v| [k, v[:opt]] } if rt == :enum
Ethon::Curls::Options.const_get(cname)
end
end
# Curl multi options, refer
# Defined @ https://github.com/bagder/curl/blob/master/include/curl/multi.h
# Documentation @ http://curl.haxx.se/libcurl/c/curl_multi_setopt.html
option_type :multi
option :multi, :socketfunction, :callback, 1
option :multi, :socketdata, :cbdata, 2
option :multi, :pipelining, :int, 3
option :multi, :timerfunction, :callback, 4
option :multi, :timerdata, :cbdata, 5
option :multi, :maxconnects, :int, 6
option :multi, :max_host_connections, :int, 7
option :multi, :max_pipeline_length, :int, 8
option :multi, :content_length_penalty_size, :off_t, 9
option :multi, :chunk_length_penalty_size, :off_t, 10
option :multi, :pipelining_site_bl, :dontuse_object, 11
option :multi, :pipelining_server_bl, :dontuse_object, 12
option :multi, :max_total_connections, :int, 3
# Curl easy options
# Defined @ https://github.com/bagder/curl/blob/master/include/curl/curl.h
# Documentation @ http://curl.haxx.se/libcurl/c/curl_easy_setopt.html
## BEHAVIOR OPTIONS
option_type :easy
option :easy, :verbose, :bool, 41
option :easy, :header, :bool, 42
option :easy, :noprogress, :bool, 43
option :easy, :nosignal, :bool, 99
option :easy, :wildcardmatch, :bool, 197
## CALLBACK OPTIONS
option :easy, :writefunction, :callback, 11
option :easy, :file, :cbdata, 1
option_alias :easy, :file, :writedata
option :easy, :readfunction, :callback, 12
option :easy, :infile, :cbdata, 9
option_alias :easy, :infile, :readdata
option :easy, :ioctlfunction, :callback, 130
option :easy, :ioctldata, :cbdata, 131
option :easy, :seekfunction, :callback, 167
option :easy, :seekdata, :cbdata, 168
option :easy, :sockoptfunction, :callback, 148
option :easy, :sockoptdata, :cbdata, 149
option :easy, :opensocketfunction, :callback, 163
option :easy, :opensocketdata, :cbdata, 164
option :easy, :closesocketfunction, :callback, 208
option :easy, :closesocketdata, :cbdata, 209
option :easy, :path_as_is, :bool, 234
option :easy, :progressfunction, :progress_callback, 56
option :easy, :progressdata, :cbdata, 57
option :easy, :headerfunction, :callback, 79
option :easy, :writeheader, :cbdata, 29
option_alias :easy, :writeheader, :headerdata
option :easy, :debugfunction, :debug_callback, 94
option :easy, :debugdata, :cbdata, 95
option :easy, :ssl_ctx_function, :callback, 108
option :easy, :ssl_ctx_data, :cbdata, 109
option :easy, :conv_to_network_function, :callback, 143
option :easy, :conv_from_network_function, :callback, 142
option :easy, :conv_from_utf8_function, :callback, 144
option :easy, :interleavefunction, :callback, 196
option :easy, :interleavedata, :cbdata, 195
option :easy, :chunk_bgn_function, :callback, 198
option :easy, :chunk_end_function, :callback, 199
option :easy, :chunk_data, :cbdata, 201
option :easy, :fnmatch_function, :callback, 200
option :easy, :fnmatch_data, :cbdata, 202
option :easy, :xferinfofunction, :progress_callback, 219
option :easy, :xferinfodata, :cbdata, 57
## ERROR OPTIONS
option :easy, :errorbuffer, :buffer, 10, 256
option :easy, :stderr, :dontuse_object, 37
option :easy, :failonerror, :bool, 45
## NETWORK OPTIONS
option :easy, :url, :string, 2
option :easy, :protocols, :bitmask, 181, [nil, :http, :https, :ftp, :ftps, :scp, :sftp, :telnet, :ldap, :ldaps, :dict, :file, :tftp, :imap, :imaps, :pop3, :pop3s, :smtp, :smtps, :rtsp, :rtmp, :rtmpt, :rtmpe, :rtmpte, :rtmps, :rtmpts, :gopher]
option :easy, :redir_protocols, :bitmask, 182, [nil, :http, :https, :ftp, :ftps, :scp, :sftp, :telnet, :ldap, :ldaps, :dict, :file, :tftp, :imap, :imaps, :pop3, :pop3s, :smtp, :smtps, :rtsp, :rtmp, :rtmpt, :rtmpe, :rtmpte, :rtmps, :rtmpts, :gopher]
option :easy, :proxy, :string, 4
option :easy, :proxyport, :int, 59
option :easy, :proxytype, :enum, 101, [:http, :http_1_0, :https, nil, :socks4, :socks5, :socks4a, :socks5_hostname]
option :easy, :noproxy, :string, 177
option :easy, :httpproxytunnel, :bool, 61
option :easy, :socks5_gssapi_service, :string, 179
option :easy, :socks5_gssapi_nec, :bool, 180
option :easy, :interface, :string, 62
option :easy, :localport, :int, 139
option :easy, :localportrange, :int, 140
option :easy, :dns_cache_timeout, :int, 92
option :easy, :dns_use_global_cache, :bool, 91 # Obsolete
option :easy, :dns_interface, :string, 221
option :easy, :dns_local_ip4, :string, 222
option :easy, :dns_shuffle_addresses, :bool, 275
option :easy, :buffersize, :int, 98
option :easy, :port, :int, 3
option :easy, :tcp_nodelay, :bool, 121
option :easy, :address_scope, :int, 171
option :easy, :tcp_keepalive, :bool, 213
option :easy, :tcp_keepidle, :int, 214
option :easy, :tcp_keepintvl, :int, 215
## NAMES and PASSWORDS OPTIONS (Authentication)
option :easy, :netrc, :enum, 51, [:ignored, :optional, :required]
option :easy, :netrc_file, :string, 118
option :easy, :userpwd, :string, 5
option :easy, :proxyuserpwd, :string, 6
option :easy, :username, :string, 173
option :easy, :password, :string, 174
option :easy, :proxyusername, :string, 175
option :easy, :proxypassword, :string, 176
option :easy, :httpauth, :bitmask, 107, [:none, :basic, :digest, :gssnegotiate, :ntlm, :digest_ie, :ntlm_wb, {:only => 1<<31, :any => ~0x10, :anysafe => ~0x11, :auto => 0x1f}]
option :easy, :tlsauth_type, :enum, 206, [:none, :srp]
option :easy, :tlsauth_username, :string, 204
option :easy, :tlsauth_password, :string, 205
option :easy, :proxyauth, :bitmask, 111, [:none, :basic, :digest, :gssnegotiate, :ntlm, :digest_ie, :ntlm_wb, {:only => 1<<31, :any => ~0x10, :anysafe => ~0x11, :auto => 0x1f}]
option :easy, :sasl_ir, :bool, 218
## HTTP OPTIONS
option :easy, :autoreferer, :bool, 58
option :easy, :accept_encoding, :string, 102
option_alias :easy, :accept_encoding, :encoding
option :easy, :transfer_encoding, :bool, 207
option :easy, :followlocation, :bool, 52
option :easy, :unrestricted_auth, :bool, 105
option :easy, :maxredirs, :int, 68
option :easy, :postredir, :bitmask, 161, [:get_all, :post_301, :post_302, :post_303, {:post_all => [:post_301, :post_302, :post_303]}]
option_alias :easy, :postredir, :post301
option :easy, :put, :bool, 54
option :easy, :post, :bool, 47
option :easy, :postfields, :string, 15
option :easy, :postfieldsize, :int, 60
option :easy, :postfieldsize_large, :off_t, 120
option :easy, :copypostfields, :string_as_pointer, 165
option :easy, :httppost, :ffipointer, 24
option :easy, :referer, :string, 16
option :easy, :useragent, :string, 18
option :easy, :httpheader, :curl_slist, 23
option :easy, :http200aliases, :curl_slist, 104
option :easy, :cookie, :string, 22
option :easy, :cookiefile, :string, 31
option :easy, :cookiejar, :string, 82
option :easy, :cookiesession, :bool, 96
option :easy, :cookielist, :string, 135
option :easy, :httpget, :bool, 80
option :easy, :http_version, :enum, 84, [:none, :httpv1_0, :httpv1_1, :httpv2_0]
option :easy, :ignore_content_length, :bool, 136
option :easy, :http_content_decoding, :bool, 158
option :easy, :http_transfer_decoding, :bool, 157
## SMTP OPTIONS
option :easy, :mail_from, :string, 186
option :easy, :mail_rcpt, :curl_slist, 187
option :easy, :mail_auth, :string, 217
## TFTP OPTIONS
option :easy, :tftp_blksize, :int, 178
## FTP OPTIONS
option :easy, :ftpport, :string, 17
option :easy, :quote, :curl_slist, 28
option :easy, :postquote, :curl_slist, 39
option :easy, :prequote, :curl_slist, 93
option :easy, :dirlistonly, :bool, 48
option_alias :easy, :dirlistonly, :ftplistonly
option :easy, :append, :bool, 50
option_alias :easy, :append, :ftpappend
option :easy, :ftp_use_eprt, :bool, 106
option :easy, :ftp_use_epsv, :bool, 85
option :easy, :ftp_use_pret, :bool, 188
option :easy, :ftp_create_missing_dirs, :bool, 110
option :easy, :ftp_response_timeout, :int, 112
option_alias :easy, :ftp_response_timeout, :server_response_timeout
option :easy, :ftp_alternative_to_user, :string, 147
option :easy, :ftp_skip_pasv_ip, :bool, 137
option :easy, :ftpsslauth, :enum, 129, [:default, :ssl, :tls]
option :easy, :ftp_ssl_ccc, :enum, 154, [:none, :passive, :active]
option :easy, :ftp_account, :string, 134
option :easy, :ftp_filemethod, :enum, 138, [:default, :multicwd, :nocwd, :singlecwd]
## RTSP OPTIONS
option :easy, :rtsp_request, :enum, 189, [:none, :options, :describe, :announce, :setup, :play, :pause, :teardown, :get_parameter, :set_parameter, :record, :receive]
option :easy, :rtsp_session_id, :string, 190
option :easy, :rtsp_stream_uri, :string, 191
option :easy, :rtsp_transport, :string, 192
option_alias :easy, :httpheader, :rtspheader
option :easy, :rtsp_client_cseq, :int, 193
option :easy, :rtsp_server_cseq, :int, 194
## PROTOCOL OPTIONS
option :easy, :transfertext, :bool, 53
option :easy, :proxy_transfer_mode, :bool, 166
option :easy, :crlf, :bool, 27
option :easy, :range, :string, 7
option :easy, :resume_from, :int, 21
option :easy, :resume_from_large, :off_t, 116
option :easy, :customrequest, :string, 36
option :easy, :filetime, :bool, 69
option :easy, :nobody, :bool, 44
option :easy, :infilesize, :int, 14
option :easy, :infilesize_large, :off_t, 115
option :easy, :upload, :bool, 46
option :easy, :maxfilesize, :int, 114
option :easy, :maxfilesize_large, :off_t, 117
option :easy, :timecondition, :enum, 33, [:none, :ifmodsince, :ifunmodsince, :lastmod]
option :easy, :timevalue, :time, 34
## CONNECTION OPTIONS
option :easy, :timeout, :int, 13
option :easy, :timeout_ms, :int, 155
option :easy, :low_speed_limit, :int, 19
option :easy, :low_speed_time, :int, 20
option :easy, :max_send_speed_large, :off_t, 145
option :easy, :max_recv_speed_large, :off_t, 146
option :easy, :maxconnects, :int, 71
option :easy, :fresh_connect, :bool, 74
option :easy, :forbid_reuse, :bool, 75
option :easy, :connecttimeout, :int, 78
option :easy, :connecttimeout_ms, :int, 156
option :easy, :ipresolve, :enum, 113, [:whatever, :v4, :v6]
option :easy, :connect_only, :bool, 141
option :easy, :use_ssl, :enum, 119, [:none, :try, :control, :all]
option_alias :easy, :use_ssl, :ftp_ssl
option :easy, :resolve, :curl_slist, 203
option :easy, :dns_servers, :string, 211
option :easy, :accepttimeout_ms, :int, 212
option :easy, :unix_socket_path, :string, 231
option :easy, :pipewait, :bool, 237
option_alias :easy, :unix_socket_path, :unix_socket
## SSL and SECURITY OPTIONS
option :easy, :sslcert, :string, 25
option :easy, :sslcerttype, :string, 86
option :easy, :sslkey, :string, 87
option :easy, :sslkeytype, :string, 88
option :easy, :keypasswd, :string, 26
option_alias :easy, :keypasswd, :sslcertpasswd
option_alias :easy, :keypasswd, :sslkeypasswd
option :easy, :sslengine, :string, 89
option :easy, :sslengine_default, :none, 90
option :easy, :sslversion, :enum, 32, [:default, :tlsv1, :sslv2, :sslv3, :tlsv1_0, :tlsv1_1, :tlsv1_2]
option :easy, :ssl_verifypeer, :bool, 64
option :easy, :cainfo, :string, 65
option :easy, :issuercert, :string, 170
option :easy, :capath, :string, 97
option :easy, :crlfile, :string, 169
option :easy, :ssl_verifyhost, :int, 81
option :easy, :certinfo, :bool, 172
option :easy, :random_file, :string, 76
option :easy, :egdsocket, :string, 77
option :easy, :ssl_cipher_list, :string, 83
option :easy, :ssl_sessionid_cache, :bool, 150
option :easy, :ssl_options, :bitmask, 216, [nil, :allow_beast]
option :easy, :krblevel, :string, 63
option_alias :easy, :krblevel, :krb4level
option :easy, :gssapi_delegation, :bitmask, 210, [:none, :policy_flag, :flag]
option :easy, :pinnedpublickey, :string, 230
option_alias :easy, :pinnedpublickey, :pinned_public_key
## SSH OPTIONS
option :easy, :ssh_auth_types, :bitmask, 151, [:none, :publickey, :password, :host, :keyboard, :agent, {:any => [:all], :default => [:any]}]
option :easy, :ssh_host_public_key_md5, :string, 162
option :easy, :ssh_public_keyfile, :string, 152
option :easy, :ssh_private_keyfile, :string, 153
option :easy, :ssh_knownhosts, :string, 183
option :easy, :ssh_keyfunction, :callback, 184
option :easy, :khstat, :enum, -1, [:fine_add_to_file, :fine, :reject, :defer] # Kludge to make this enum available... Access via CurL::EASY_OPTIONS[:khstat][:opt]
option :easy, :ssh_keydata, :cbdata, 185
## OTHER OPTIONS
option :easy, :private, :cbdata, 103
option :easy, :share, :dontuse_object, 100
option :easy, :new_file_perms, :int, 159
option :easy, :new_directory_perms, :int, 160
## TELNET OPTIONS
option :easy, :telnetoptions, :curl_slist, 70
end
end
end