Add IPv6 support, general restructuring

1 files changed, 0 insertions, 153 deletions

diff --git a/libgemini.go b/libgemini.go
deleted file mode 100644
index 94744ba..0000000
--- a/libgemini.go
+++ /dev/null
@@ -1,153 +0,0 @@
-package gopherproxy
-
-import (
-        "bufio"
-        "crypto/tls"
-        "errors"
-        "io"
-        "mime"
-        "net/url"
-        "regexp"
-        "strconv"
-        "strings"
-)
-
-const (
-        CRLF = "\r\n"
-)
-
-const (
-        STATUS_INPUT                  = 10
-        STATUS_SUCCESS                = 20
-        STATUS_SUCCESS_CERT           = 21
-        STATUS_REDIRECT_TEMP          = 30
-        STATUS_REDIRECT_PERM          = 31
-        STATUS_TEMP_FAILURE           = 40
-        STATUS_SERVER_UNAVAILABLE     = 41
-        STATUS_CGI_ERROR              = 42
-        STATUS_PROXY_ERROR            = 43
-        STATUS_SLOW_DOWN              = 44
-        STATUS_PERM_FAILURE           = 50
-        STATUS_NOT_FOUND              = 51
-        STATUS_GONE                   = 52
-        STATUS_PROXY_REFUSED          = 53
-        STATUS_BAD_REQUEST            = 59
-        STATUS_CLIENT_CERT_EXPIRED    = 60
-        STATUS_TRANSIENT_CERT_REQUEST = 61
-        STATUS_AUTH_CERT_REQUIRED     = 62
-        STATUS_CERT_REJECTED          = 63
-        STATUS_FUTURE_CERT_REJECTED   = 64
-        STATUS_EXPIRED_CERT_REJECTED  = 65
-)
-
-const (
-        MIME_GEMINI     = "text/gemini"
-        DEFAULT_MIME    = MIME_GEMINI
-        DEFAULT_CHARSET = "utf-8"
-)
-
-var (
-        HeaderPattern     = regexp.MustCompile("^(\\d\\d)[ \\t]+(.*)$")
-        GeminiLinkPattern = regexp.MustCompile("^=>[ \\t]*([^ \\t]+)(?:[ \\t]+(.*))?$")
-)
-
-type GeminiHeader struct {
-        Status int
-        Meta   string
-}
-
-type GeminiResponse struct {
-        Header *GeminiHeader
-        Body   io.Reader
-}
-
-func GeminiGet(uri string) (*GeminiResponse, error) {
-        u, err := url.Parse(uri)
-        if err != nil {
-                return nil, err
-        }
-
-        if u.Scheme != "gemini" {
-                return nil, errors.New("invalid scheme for uri")
-        }
-
-        var (
-                host string
-                port int
-        )
-
-        hostport := strings.Split(u.Host, ":")
-        if len(hostport) == 2 {
-                host = hostport[0]
-                n, err := strconv.ParseInt(hostport[1], 10, 32)
-                if err != nil {
-                        return nil, err
-                }
-                port = int(n)
-        } else {
-                host, port = hostport[0], 1965
-        }
-
-        conn, err := tls.Dial("tcp", host+":"+strconv.Itoa(port), &tls.Config{
-                MinVersion:         tls.VersionTLS12,
-                InsecureSkipVerify: true,
-        })
-        if err != nil {
-                return nil, err
-        }
-
-        _, err = conn.Write([]byte(u.String() + CRLF))
-        if err != nil {
-                conn.Close()
-                return nil, err
-        }
-
-        reader := bufio.NewReader(conn)
-
-        line, _, err := reader.ReadLine()
-        if err != nil {
-                conn.Close()
-                return nil, err
-        }
-
-        header, err := ParseGeminiHeader(string(line))
-        if err != nil {
-                conn.Close()
-                return nil, err
-        }
-
-        return &GeminiResponse{
-                Header: header,
-                Body:   reader,
-        }, nil
-}
-
-func ParseGeminiHeader(line string) (header *GeminiHeader, err error) {
-        matches := HeaderPattern.FindStringSubmatch(line)
-
-        status, err := strconv.Atoi(matches[1])
-        if err != nil {
-                return nil, err
-        }
-
-        meta := matches[2]
-
-        if int(status/10) == 2 {
-                mediaType, params, err := mime.ParseMediaType(meta)
-
-                if err != nil {
-                        meta = DEFAULT_MIME + ";charset=" + DEFAULT_CHARSET
-                } else if strings.HasPrefix(mediaType, "text/") {
-                        if _, ok := params["charset"]; !ok {
-                                meta += ";charset=" + DEFAULT_CHARSET
-                        }
-                }
-        }
-
-        header = &GeminiHeader{
-                Status: status,
-                Meta:   meta,
-        }
-
-        return
-}