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[xfer] Expose xfer_uri_opener() 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/1/head
Michael Brown 2011-01-27 18:46:07 +00:00
parent aa69bf84d2
commit 35a50399a5
2 changed files with 41 additions and 15 deletions
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51
src/core/open.c
View File

@ -32,6 +32,22 @@ FILE_LICENCE ( GPL2_OR_LATER );
* *
*/ */
/**
* Find opener for URI scheme
*
* @v scheme URI scheme
* @ret opener Opener, or NULL
*/
struct uri_opener * xfer_uri_opener ( const char *scheme ) {
struct uri_opener *opener;
for_each_table_entry ( opener, URI_OPENERS ) {
if ( strcmp ( scheme, opener->scheme ) == 0 )
return opener;
}
return NULL;
}
/** /**
* Open URI * Open URI
* *
@ -45,29 +61,38 @@ FILE_LICENCE ( GPL2_OR_LATER );
int xfer_open_uri ( struct interface *intf, struct uri *uri ) { int xfer_open_uri ( struct interface *intf, struct uri *uri ) {
struct uri_opener *opener; struct uri_opener *opener;
struct uri *resolved_uri; struct uri *resolved_uri;
int rc = -ENOTSUP; int rc;
/* Resolve URI */ /* Resolve URI */
resolved_uri = resolve_uri ( cwuri, uri ); resolved_uri = resolve_uri ( cwuri, uri );
if ( ! resolved_uri ) if ( ! resolved_uri ) {
return -ENOMEM; rc = -ENOMEM;
goto err_resolve_uri;
}
/* Find opener which supports this URI scheme */ /* Find opener which supports this URI scheme */
for_each_table_entry ( opener, URI_OPENERS ) { opener = xfer_uri_opener ( resolved_uri->scheme );
if ( strcmp ( resolved_uri->scheme, opener->scheme ) == 0 ) { if ( ! opener ) {
DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT
" opening %s URI\n", INTF_DBG ( intf ),
resolved_uri->scheme );
rc = opener->open ( intf, resolved_uri );
goto done;
}
}
DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " attempted to open " DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " attempted to open "
"unsupported URI scheme \"%s\"\n", "unsupported URI scheme \"%s\"\n",
INTF_DBG ( intf ), resolved_uri->scheme ); INTF_DBG ( intf ), resolved_uri->scheme );
rc = -ENOTSUP;
goto err_opener;
}
done: /* Call opener */
DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " opening %s URI\n",
INTF_DBG ( intf ), resolved_uri->scheme );
if ( ( rc = opener->open ( intf, resolved_uri ) ) != 0 ) {
DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " could not open: "
"%s\n", INTF_DBG ( intf ), strerror ( rc ) );
goto err_open;
}
err_open:
err_opener:
uri_put ( resolved_uri ); uri_put ( resolved_uri );
err_resolve_uri:
return rc; return rc;
} }

1
src/include/ipxe/open.h
View File

@ -89,6 +89,7 @@ struct socket_opener {
/** Register a socket opener */ /** Register a socket opener */
#define __socket_opener __table_entry ( SOCKET_OPENERS, 01 ) #define __socket_opener __table_entry ( SOCKET_OPENERS, 01 )
extern struct uri_opener * xfer_uri_opener ( const char *scheme );
extern int xfer_open_uri ( struct interface *intf, struct uri *uri ); extern int xfer_open_uri ( struct interface *intf, struct uri *uri );
extern int xfer_open_uri_string ( struct interface *intf, extern int xfer_open_uri_string ( struct interface *intf,
const char *uri_string ); const char *uri_string );