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XrdCmsTalk Class Reference

#include <XrdCmsTalk.hh>

Collaboration diagram for XrdCmsTalk:

Public Member Functions

 XrdCmsTalk ()
 ~XrdCmsTalk ()

Static Public Member Functions

static const char * Attend (XrdLink *Link, XrdCms::CmsRRHdr &Hdr, char *buff, int blen, int &rlen, int tmo=5000)
static int Complain (XrdLink *Link, int ecode, const char *msg)
static const char * Request (XrdLink *Link, XrdCms::CmsRRHdr &Hdr, char *buff, int blen)
static const char * Respond (XrdLink *Link, XrdCms::CmsRspCode rcode, char *buff, int blen)

Detailed Description

Definition at line 37 of file XrdCmsTalk.hh.

Constructor & Destructor Documentation

◆ XrdCmsTalk()

XrdCmsTalk::XrdCmsTalk ( )
inline

Definition at line 53 of file XrdCmsTalk.hh.

53{}

◆ ~XrdCmsTalk()

XrdCmsTalk::~XrdCmsTalk ( )
inline

Definition at line 54 of file XrdCmsTalk.hh.

54{}

Member Function Documentation

◆ Attend()

const char * XrdCmsTalk::Attend ( XrdLink * Link,
XrdCms::CmsRRHdr & Hdr,
char * buff,
int blen,
int & rlen,
int tmo = 5000 )
static

Definition at line 46 of file XrdCmsTalk.cc.

49{
50
51// First obtain the complete header
52//
53 if (Link->Recv((char *)&Hdr, sizeof(Hdr), TimeOut) != sizeof(Hdr))
54 return "header not sent";
55
56// Decode the length and make sure it fits in the buffer
57//
58 rlen = static_cast<int>(ntohs(Hdr.datalen));
59 if (rlen > blen) return "data too long";
60
61// Get the actual data
62//
63 if (Link->Recv(buff,rlen,TimeOut) != rlen) return "data not received";
64
65// All done
66//
67 return 0;
68}

References XrdCms::CmsRRHdr::datalen, and XrdLink::Recv().

Referenced by XrdCmsLogin::Admit(), XrdCmsSecurity::Authenticate(), and XrdCmsSecurity::Identify().

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◆ Complain()

int XrdCmsTalk::Complain ( XrdLink * Link,
int ecode,
const char * msg )
static

Definition at line 74 of file XrdCmsTalk.cc.

75{
76 static const int xNum = 2;
77
78 struct iovec Liov[xNum];
79 int mlen = strlen(msg)+1;
80 CmsResponse LEResp={{0, kYR_error, 0, 0}, htonl((unsigned int)ecode)};
81
82// Fill out header and iovector
83//
84 LEResp.Hdr.datalen = htons(static_cast<kXR_unt16>(mlen+sizeof(LEResp.Val)));
85 Liov[0].iov_base = (char *)&LEResp;
86 Liov[0].iov_len = sizeof(LEResp);
87 Liov[1].iov_base = (char *)msg;
88 Liov[1].iov_len = mlen;
89
90// Send off the data
91//
92 Link->Send(Liov, xNum);
93 return 0;
94}
unsigned short kXR_unt16
Definition XPtypes.hh:67
kXR_unt16 datalen
Definition YProtocol.hh:86
@ kYR_error
Definition YProtocol.hh:142

References XrdCms::CmsRRHdr::datalen, XrdCms::CmsResponse::Hdr, XrdCms::kYR_error, XrdLink::Send(), and XrdCms::CmsResponse::Val.

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◆ Request()

const char * XrdCmsTalk::Request ( XrdLink * Link,
XrdCms::CmsRRHdr & Hdr,
char * buff,
int blen )
static

Definition at line 100 of file XrdCmsTalk.cc.

102{
103 struct iovec ioV[2] = {{(char *)&Hdr, sizeof(Hdr)},
104 {(char *)buff, (size_t)blen}};
105
106 Hdr.datalen = htons(static_cast<unsigned short>(blen));
107
108// Send the actual data
109//
110 if (Link->Send(ioV, 2) < 0) return "request not sent";
111 return 0;
112}

References XrdCms::CmsRRHdr::datalen, and XrdLink::Send().

Referenced by XrdCmsSecurity::Authenticate(), and XrdCmsSecurity::Identify().

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◆ Respond()

const char * XrdCmsTalk::Respond ( XrdLink * Link,
XrdCms::CmsRspCode rcode,
char * buff,
int blen )
static

Definition at line 118 of file XrdCmsTalk.cc.

120{
121 static const unsigned short ovhd = sizeof(kXR_unt32);
122 CmsResponse Resp = {{0, (kXR_char)rcode, 0,
123 htons(static_cast<unsigned short>(blen+ovhd))}, 0};
124 struct iovec ioV[2] = {{(char *)&Resp, sizeof(Resp)},
125 { buff, (size_t)blen}};
126
127// Send the actual data
128//
129 if (Link->Send(ioV, 2) < 0) return "response not sent";
130 return 0;
131}
unsigned int kXR_unt32
Definition XPtypes.hh:90
unsigned char kXR_char
Definition XPtypes.hh:65

References XrdLink::Send().

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The documentation for this class was generated from the following files: