Classes | Functions

cpl_http.h File Reference

#include "cpl_conv.h"
#include "cpl_string.h"
#include "cpl_vsi.h"

Go to the source code of this file.

Classes

struct  CPLMimePart
struct  CPLHTTPResult

Functions

int CPL_DLL CPLHTTPEnabled (void)
 Return if CPLHTTP services can be usefull.
CPLHTTPResult CPL_DLL * CPLHTTPFetch (const char *pszURL, char **papszOptions)
 Fetch a document from an url and return in a string.
void CPL_DLL CPLHTTPCleanup (void)
 Cleanup function to call at application termination.
void CPL_DLL CPLHTTPDestroyResult (CPLHTTPResult *psResult)
 Clean the memory associated with the return value of CPLHTTPFetch().
int CPL_DLL CPLHTTPParseMultipartMime (CPLHTTPResult *psResult)
 Parses a a MIME multipart message.

Detailed Description

Interface for downloading HTTP, FTP documents


Function Documentation

void CPL_DLL CPLHTTPDestroyResult ( CPLHTTPResult psResult  ) 

Clean the memory associated with the return value of CPLHTTPFetch().

Parameters:
psResult pointer to the return value of CPLHTTPFetch()
int CPL_DLL CPLHTTPEnabled ( void   ) 

Return if CPLHTTP services can be usefull.

Those services depend on GDAL being build with libcurl support.

Returns:
TRUE if libcurl support is enabled
CPLHTTPResult CPL_DLL* CPLHTTPFetch ( const char *  pszURL,
char **  papszOptions 
)

Fetch a document from an url and return in a string.

Parameters:
pszURL valid URL recognized by underlying download library (libcurl)
papszOptions option list as a NULL-terminated array of strings. May be NULL. The following options are handled :

  • TIMEOUT=val, where val is in seconds
  • HEADERS=val, where val is an extra header to use when getting a web page. For example "Accept: application/x-ogcwkt"
  • HTTPAUTH=[BASIC/NTLM/ANY] to specify an authentication scheme to use.
  • USERPWD=userid:password to specify a user and password for authentication
Returns:
a CPLHTTPResult* structure that must be freed by CPLHTTPDestroyResult(), or NULL if libcurl support is diabled
int CPL_DLL CPLHTTPParseMultipartMime ( CPLHTTPResult psResult  ) 

Parses a a MIME multipart message.

This function will iterate over each part and put it in a separate element of the pasMimePart array of the provided psResult structure.

Parameters:
psResult pointer to the return value of CPLHTTPFetch()
Returns:
TRUE if the message contains MIME multipart message.

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