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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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9
Task/HTTP/Ada/http.ada
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with Ada.Text_IO; use Ada.Text_IO;
with AWS.Client;
with AWS.Response;
procedure HTTP_Request is
begin
Put_Line (AWS.Response.Message_Body (AWS.Client.Get (URL => "http://www.rosettacode.org")));
end HTTP_Request;

292
Task/HTTP/COBOL/http-1.cobol
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COBOL >>SOURCE FORMAT IS FIXED
identification division.
program-id. curl-rosetta.
environment division.
configuration section.
repository.
function read-url
function all intrinsic.
data division.
working-storage section.
copy "gccurlsym.cpy".
01 web-page pic x(16777216).
01 curl-status usage binary-long.
01 cli pic x(7) external.
88 helping values "-h", "-help", "help", spaces.
88 displaying value "display".
88 summarizing value "summary".
*> ***************************************************************
procedure division.
accept cli from command-line
if helping then
display "./curl-rosetta [help|display|summary]"
goback
end-if
*>
*> Read a web resource into fixed ram.
*> Caller is in charge of sizing the buffer,
*> (or getting trickier with the write callback)
*> Pass URL and working-storage variable,
*> get back libcURL error code or 0 for success
move read-url("http://www.rosettacode.org", web-page)
to curl-status
perform check
perform show
goback.
*> ***************************************************************
*> Now tesing the result, relying on the gccurlsym
*> GnuCOBOL Curl Symbol copy book
check.
if curl-status not equal zero then
display
curl-status " "
CURLEMSG(curl-status) upon syserr
end-if
.
*> And display the page
show.
if summarizing then
display "Length: " stored-char-length(web-page)
end-if
if displaying then
display trim(web-page trailing) with no advancing
end-if
.
REPLACE ALSO ==:EXCEPTION-HANDLERS:== BY
==
*> informational warnings and abends
soft-exception.
display space upon syserr
display "--Exception Report-- " upon syserr
display "Time of exception: " current-date upon syserr
display "Module: " module-id upon syserr
display "Module-path: " module-path upon syserr
display "Module-source: " module-source upon syserr
display "Exception-file: " exception-file upon syserr
display "Exception-status: " exception-status upon syserr
display "Exception-location: " exception-location upon syserr
display "Exception-statement: " exception-statement upon syserr
.
hard-exception.
perform soft-exception
stop run returning 127
.
==.
end program curl-rosetta.
*> ***************************************************************
*> ***************************************************************
*>
*> The function hiding all the curl details
*>
*> Purpose: Call libcURL and read into memory
*> ***************************************************************
identification division.
function-id. read-url.
environment division.
configuration section.
repository.
function all intrinsic.
data division.
working-storage section.
copy "gccurlsym.cpy".
replace also ==:CALL-EXCEPTION:== by
==
on exception
perform hard-exception
==.
01 curl-handle usage pointer.
01 callback-handle usage procedure-pointer.
01 memory-block.
05 memory-address usage pointer sync.
05 memory-size usage binary-long sync.
05 running-total usage binary-long sync.
01 curl-result usage binary-long.
01 cli pic x(7) external.
88 helping values "-h", "-help", "help", spaces.
88 displaying value "display".
88 summarizing value "summary".
linkage section.
01 url pic x any length.
01 buffer pic x any length.
01 curl-status usage binary-long.
*> ***************************************************************
procedure division using url buffer returning curl-status.
if displaying or summarizing then
display "Read: " url upon syserr
end-if
*> initialize libcurl, hint at missing library if need be
call "curl_global_init" using by value CURL_GLOBAL_ALL
on exception
display
"need libcurl, link with -lcurl" upon syserr
stop run returning 1
end-call
*> initialize handle
call "curl_easy_init" returning curl-handle
:CALL-EXCEPTION:
end-call
if curl-handle equal NULL then
display "no curl handle" upon syserr
stop run returning 1
end-if
*> Set the URL
call "curl_easy_setopt" using
by value curl-handle
by value CURLOPT_URL
by reference concatenate(trim(url trailing), x"00")
:CALL-EXCEPTION:
end-call
*> follow all redirects
call "curl_easy_setopt" using
by value curl-handle
by value CURLOPT_FOLLOWLOCATION
by value 1
:CALL-EXCEPTION:
end-call
*> set the call back to write to memory
set callback-handle to address of entry "curl-write-callback"
call "curl_easy_setopt" using
by value curl-handle
by value CURLOPT_WRITEFUNCTION
by value callback-handle
:CALL-EXCEPTION:
end-call
*> set the curl handle data handling structure
set memory-address to address of buffer
move length(buffer) to memory-size
move 1 to running-total
call "curl_easy_setopt" using
by value curl-handle
by value CURLOPT_WRITEDATA
by value address of memory-block
:CALL-EXCEPTION:
end-call
*> some servers demand an agent
call "curl_easy_setopt" using
by value curl-handle
by value CURLOPT_USERAGENT
by reference concatenate("libcurl-agent/1.0", x"00")
:CALL-EXCEPTION:
end-call
*> let curl do all the hard work
call "curl_easy_perform" using
by value curl-handle
returning curl-result
:CALL-EXCEPTION:
end-call
*> the call back will handle filling ram, return the result code
move curl-result to curl-status
*> curl clean up, more important if testing cookies
call "curl_easy_cleanup" using
by value curl-handle
returning omitted
:CALL-EXCEPTION:
end-call
goback.
:EXCEPTION-HANDLERS:
end function read-url.
*> ***************************************************************
*> ***************************************************************
*> Supporting libcurl callback
identification division.
program-id. curl-write-callback.
environment division.
configuration section.
repository.
function all intrinsic.
data division.
working-storage section.
01 real-size usage binary-long.
*> libcURL will pass a pointer to this structure in the callback
01 memory-block based.
05 memory-address usage pointer sync.
05 memory-size usage binary-long sync.
05 running-total usage binary-long sync.
01 content-buffer pic x(65536) based.
01 web-space pic x(16777216) based.
01 left-over usage binary-long.
linkage section.
01 contents usage pointer.
01 element-size usage binary-long.
01 element-count usage binary-long.
01 memory-structure usage pointer.
*> ***************************************************************
procedure division
using
by value contents
by value element-size
by value element-count
by value memory-structure
returning real-size.
set address of memory-block to memory-structure
compute real-size = element-size * element-count end-compute
*> Fence off the end of buffer
compute
left-over = memory-size - running-total
end-compute
if left-over > 0 and < real-size then
move left-over to real-size
end-if
*> if there is more buffer, and data not zero length
if (left-over > 0) and (real-size > 1) then
set address of content-buffer to contents
set address of web-space to memory-address
move content-buffer(1:real-size)
to web-space(running-total:real-size)
add real-size to running-total
else
display "curl buffer sizing problem" upon syserr
end-if
goback.
end program curl-write-callback.

192
Task/HTTP/COBOL/http-2.cobol
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*> manifest constants for libcurl
*> Usage: COPY occurlsym inside data division
*> Taken from include/curl/curl.h 2013-12-19
*> Functional enums
01 CURL_MAX_HTTP_HEADER CONSTANT AS 102400.
78 CURL_GLOBAL_ALL VALUE 3.
78 CURLOPT_FOLLOWLOCATION VALUE 52.
78 CURLOPT_WRITEDATA VALUE 10001.
78 CURLOPT_URL VALUE 10002.
78 CURLOPT_USERAGENT VALUE 10018.
78 CURLOPT_WRITEFUNCTION VALUE 20011.
78 CURLOPT_COOKIEFILE VALUE 10031.
78 CURLOPT_COOKIEJAR VALUE 10082.
78 CURLOPT_COOKIELIST VALUE 10135.
*> Informationals
78 CURLINFO_COOKIELIST VALUE 4194332.
*> Result codes
78 CURLE_OK VALUE 0.
*> Error codes
78 CURLE_UNSUPPORTED_PROTOCOL VALUE 1.
78 CURLE_FAILED_INIT VALUE 2.
78 CURLE_URL_MALFORMAT VALUE 3.
78 CURLE_OBSOLETE4 VALUE 4.
78 CURLE_COULDNT_RESOLVE_PROXY VALUE 5.
78 CURLE_COULDNT_RESOLVE_HOST VALUE 6.
78 CURLE_COULDNT_CONNECT VALUE 7.
78 CURLE_FTP_WEIRD_SERVER_REPLY VALUE 8.
78 CURLE_REMOTE_ACCESS_DENIED VALUE 9.
78 CURLE_OBSOLETE10 VALUE 10.
78 CURLE_FTP_WEIRD_PASS_REPLY VALUE 11.
78 CURLE_OBSOLETE12 VALUE 12.
78 CURLE_FTP_WEIRD_PASV_REPLY VALUE 13.
78 CURLE_FTP_WEIRD_227_FORMAT VALUE 14.
78 CURLE_FTP_CANT_GET_HOST VALUE 15.
78 CURLE_OBSOLETE16 VALUE 16.
78 CURLE_FTP_COULDNT_SET_TYPE VALUE 17.
78 CURLE_PARTIAL_FILE VALUE 18.
78 CURLE_FTP_COULDNT_RETR_FILE VALUE 19.
78 CURLE_OBSOLETE20 VALUE 20.
78 CURLE_QUOTE_ERROR VALUE 21.
78 CURLE_HTTP_RETURNED_ERROR VALUE 22.
78 CURLE_WRITE_ERROR VALUE 23.
78 CURLE_OBSOLETE24 VALUE 24.
78 CURLE_UPLOAD_FAILED VALUE 25.
78 CURLE_READ_ERROR VALUE 26.
78 CURLE_OUT_OF_MEMORY VALUE 27.
78 CURLE_OPERATION_TIMEDOUT VALUE 28.
78 CURLE_OBSOLETE29 VALUE 29.
78 CURLE_FTP_PORT_FAILED VALUE 30.
78 CURLE_FTP_COULDNT_USE_REST VALUE 31.
78 CURLE_OBSOLETE32 VALUE 32.
78 CURLE_RANGE_ERROR VALUE 33.
78 CURLE_HTTP_POST_ERROR VALUE 34.
78 CURLE_SSL_CONNECT_ERROR VALUE 35.
78 CURLE_BAD_DOWNLOAD_RESUME VALUE 36.
78 CURLE_FILE_COULDNT_READ_FILE VALUE 37.
78 CURLE_LDAP_CANNOT_BIND VALUE 38.
78 CURLE_LDAP_SEARCH_FAILED VALUE 39.
78 CURLE_OBSOLETE40 VALUE 40.
78 CURLE_FUNCTION_NOT_FOUND VALUE 41.
78 CURLE_ABORTED_BY_CALLBACK VALUE 42.
78 CURLE_BAD_FUNCTION_ARGUMENT VALUE 43.
78 CURLE_OBSOLETE44 VALUE 44.
78 CURLE_INTERFACE_FAILED VALUE 45.
78 CURLE_OBSOLETE46 VALUE 46.
78 CURLE_TOO_MANY_REDIRECTS VALUE 47.
78 CURLE_UNKNOWN_TELNET_OPTION VALUE 48.
78 CURLE_TELNET_OPTION_SYNTAX VALUE 49.
78 CURLE_OBSOLETE50 VALUE 50.
78 CURLE_PEER_FAILED_VERIFICATION VALUE 51.
78 CURLE_GOT_NOTHING VALUE 52.
78 CURLE_SSL_ENGINE_NOTFOUND VALUE 53.
78 CURLE_SSL_ENGINE_SETFAILED VALUE 54.
78 CURLE_SEND_ERROR VALUE 55.
78 CURLE_RECV_ERROR VALUE 56.
78 CURLE_OBSOLETE57 VALUE 57.
78 CURLE_SSL_CERTPROBLEM VALUE 58.
78 CURLE_SSL_CIPHER VALUE 59.
78 CURLE_SSL_CACERT VALUE 60.
78 CURLE_BAD_CONTENT_ENCODING VALUE 61.
78 CURLE_LDAP_INVALID_URL VALUE 62.
78 CURLE_FILESIZE_EXCEEDED VALUE 63.
78 CURLE_USE_SSL_FAILED VALUE 64.
78 CURLE_SEND_FAIL_REWIND VALUE 65.
78 CURLE_SSL_ENGINE_INITFAILED VALUE 66.
78 CURLE_LOGIN_DENIED VALUE 67.
78 CURLE_TFTP_NOTFOUND VALUE 68.
78 CURLE_TFTP_PERM VALUE 69.
78 CURLE_REMOTE_DISK_FULL VALUE 70.
78 CURLE_TFTP_ILLEGAL VALUE 71.
78 CURLE_TFTP_UNKNOWNID VALUE 72.
78 CURLE_REMOTE_FILE_EXISTS VALUE 73.
78 CURLE_TFTP_NOSUCHUSER VALUE 74.
78 CURLE_CONV_FAILED VALUE 75.
78 CURLE_CONV_REQD VALUE 76.
78 CURLE_SSL_CACERT_BADFILE VALUE 77.
78 CURLE_REMOTE_FILE_NOT_FOUND VALUE 78.
78 CURLE_SSH VALUE 79.
78 CURLE_SSL_SHUTDOWN_FAILED VALUE 80.
78 CURLE_AGAIN VALUE 81.
*> Error strings
01 LIBCURL_ERRORS.
02 CURLEVALUES.
03 FILLER PIC X(30) VALUE "CURLE_UNSUPPORTED_PROTOCOL ".
03 FILLER PIC X(30) VALUE "CURLE_FAILED_INIT ".
03 FILLER PIC X(30) VALUE "CURLE_URL_MALFORMAT ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE4 ".
03 FILLER PIC X(30) VALUE "CURLE_COULDNT_RESOLVE_PROXY ".
03 FILLER PIC X(30) VALUE "CURLE_COULDNT_RESOLVE_HOST ".
03 FILLER PIC X(30) VALUE "CURLE_COULDNT_CONNECT ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_WEIRD_SERVER_REPLY ".
03 FILLER PIC X(30) VALUE "CURLE_REMOTE_ACCESS_DENIED ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE10 ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_WEIRD_PASS_REPLY ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE12 ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_WEIRD_PASV_REPLY ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_WEIRD_227_FORMAT ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_CANT_GET_HOST ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE16 ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_COULDNT_SET_TYPE ".
03 FILLER PIC X(30) VALUE "CURLE_PARTIAL_FILE ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_COULDNT_RETR_FILE ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE20 ".
03 FILLER PIC X(30) VALUE "CURLE_QUOTE_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_HTTP_RETURNED_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_WRITE_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE24 ".
03 FILLER PIC X(30) VALUE "CURLE_UPLOAD_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_READ_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_OUT_OF_MEMORY ".
03 FILLER PIC X(30) VALUE "CURLE_OPERATION_TIMEDOUT ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE29 ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_PORT_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_FTP_COULDNT_USE_REST ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE32 ".
03 FILLER PIC X(30) VALUE "CURLE_RANGE_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_HTTP_POST_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_CONNECT_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_BAD_DOWNLOAD_RESUME ".
03 FILLER PIC X(30) VALUE "CURLE_FILE_COULDNT_READ_FILE ".
03 FILLER PIC X(30) VALUE "CURLE_LDAP_CANNOT_BIND ".
03 FILLER PIC X(30) VALUE "CURLE_LDAP_SEARCH_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE40 ".
03 FILLER PIC X(30) VALUE "CURLE_FUNCTION_NOT_FOUND ".
03 FILLER PIC X(30) VALUE "CURLE_ABORTED_BY_CALLBACK ".
03 FILLER PIC X(30) VALUE "CURLE_BAD_FUNCTION_ARGUMENT ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE44 ".
03 FILLER PIC X(30) VALUE "CURLE_INTERFACE_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE46 ".
03 FILLER PIC X(30) VALUE "CURLE_TOO_MANY_REDIRECTS ".
03 FILLER PIC X(30) VALUE "CURLE_UNKNOWN_TELNET_OPTION ".
03 FILLER PIC X(30) VALUE "CURLE_TELNET_OPTION_SYNTAX ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE50 ".
03 FILLER PIC X(30) VALUE "CURLE_PEER_FAILED_VERIFICATION".
03 FILLER PIC X(30) VALUE "CURLE_GOT_NOTHING ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_ENGINE_NOTFOUND ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_ENGINE_SETFAILED ".
03 FILLER PIC X(30) VALUE "CURLE_SEND_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_RECV_ERROR ".
03 FILLER PIC X(30) VALUE "CURLE_OBSOLETE57 ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_CERTPROBLEM ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_CIPHER ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_CACERT ".
03 FILLER PIC X(30) VALUE "CURLE_BAD_CONTENT_ENCODING ".
03 FILLER PIC X(30) VALUE "CURLE_LDAP_INVALID_URL ".
03 FILLER PIC X(30) VALUE "CURLE_FILESIZE_EXCEEDED ".
03 FILLER PIC X(30) VALUE "CURLE_USE_SSL_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_SEND_FAIL_REWIND ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_ENGINE_INITFAILED ".
03 FILLER PIC X(30) VALUE "CURLE_LOGIN_DENIED ".
03 FILLER PIC X(30) VALUE "CURLE_TFTP_NOTFOUND ".
03 FILLER PIC X(30) VALUE "CURLE_TFTP_PERM ".
03 FILLER PIC X(30) VALUE "CURLE_REMOTE_DISK_FULL ".
03 FILLER PIC X(30) VALUE "CURLE_TFTP_ILLEGAL ".
03 FILLER PIC X(30) VALUE "CURLE_TFTP_UNKNOWNID ".
03 FILLER PIC X(30) VALUE "CURLE_REMOTE_FILE_EXISTS ".
03 FILLER PIC X(30) VALUE "CURLE_TFTP_NOSUCHUSER ".
03 FILLER PIC X(30) VALUE "CURLE_CONV_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_CONV_REQD ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_CACERT_BADFILE ".
03 FILLER PIC X(30) VALUE "CURLE_REMOTE_FILE_NOT_FOUND ".
03 FILLER PIC X(30) VALUE "CURLE_SSH ".
03 FILLER PIC X(30) VALUE "CURLE_SSL_SHUTDOWN_FAILED ".
03 FILLER PIC X(30) VALUE "CURLE_AGAIN ".
01 FILLER REDEFINES LIBCURL_ERRORS.
02 CURLEMSG OCCURS 81 TIMES PIC X(30).

2
Task/HTTP/Elena/http.elena
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@ -1,6 +1,6 @@
import net'http;
public program()
public Program()
{
using(HttpClient client := HttpClient.open("http://www.google.com"))
{

5
Task/HTTP/Emacs-Lisp/http-1.l
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(let ((buffer (url-retrieve-synchronously "http://www.rosettacode.org")))
(unwind-protect
(with-current-buffer buffer
(message "%s" (buffer-substring url-http-end-of-headers (point-max))))
(kill-buffer buffer)))

3
Task/HTTP/Emacs-Lisp/http-2.l
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(url-retrieve "http://www.rosettacode.org"
(lambda (_status)
(message "%s" (buffer-substring url-http-end-of-headers (point-max)))))

1
Task/HTTP/PowerShell/http-1.psh
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Invoke-WebRequest 'http://www.rosettacode.org'

2
Task/HTTP/PowerShell/http-2.psh
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$wc = New-Object Net.WebClient
$wc.DownloadString('http://www.rosettacode.org')

1
Task/HTTP/REBOL/http.rebol
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print read http://rosettacode.org

17
Task/HTTP/VBScript/http.vb
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Option Explicit
Const sURL="http://rosettacode.org/"
Dim oHTTP
Set oHTTP = CreateObject("Microsoft.XmlHTTP")
On Error Resume Next
oHTTP.Open "GET", sURL, False
oHTTP.Send ""
If Err.Number = 0 Then
WScript.Echo oHTTP.responseText
Else
Wscript.Echo "error " & Err.Number & ": " & Err.Description
End If
Set oHTTP = Nothing