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loadkernel renamed to download_url, substantially restructured, and moved 

to nic.c
pull/1/head
Michael Brown 2005-04-30 13:52:27 +00:00
parent e68378fd62
commit 56825df041
1 changed files with 62 additions and 2 deletions
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64
src/core/nic.c
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@ -16,6 +16,9 @@ Literature dealing with the network protocols:
**************************************************************************/ **************************************************************************/
#include "etherboot.h" #include "etherboot.h"
#include "console.h" #include "console.h"
#include "url.h"
#include "proto.h"
#include "resolv.h"
#include "dev.h" #include "dev.h"
#include "nic.h" #include "nic.h"
#include "elf.h" /* FOR EM_CURRENT */ #include "elf.h" /* FOR EM_CURRENT */
@ -293,6 +296,62 @@ static int nic_configure ( struct type_dev *type_dev ) {
} }
/*
* Download a file from the specified URL and process it with the
* specified function
*
*/
int download_url ( char *url,
int ( * process ) ( unsigned char *data,
unsigned int blocknum,
unsigned int len, int eof ) ) {
struct url_info url_info;
struct protocol *proto;
struct sockaddr_in server;
DBG ( "Loading %s\n", url );
/* Parse URL */
parse_url ( &url_info, url );
/* Identify protocol */
proto = identify_protocol ( url_info.protocol );
if ( ! proto ) {
if ( url_info.protocol ) {
printf ( "Unknown protocol %s\n", url_info.protocol );
} else {
printf ( "No default protocols\n" );
}
goto error_out;
}
/* Resolve hostname */
server.sin_addr = arptable[ARP_SERVER].ipaddr;
if ( url_info.host ) {
if ( ! resolv ( &server.sin_addr, url_info.host ) ) {
printf ( "Cannot resolve host %s\n", url_info.host );
goto error_out;
}
}
/* Resolve port number */
server.sin_port = url_info.port ?
strtoul ( url_info.port, NULL, 10 ) : 0;
/* Restore URL */
unparse_url ( &url_info );
/* Call protocol's method to download the file */
return proto->load ( url, &server, process );
error_out:
unparse_url ( &url_info );
return 0;
}
/************************************************************************** /**************************************************************************
LOAD - Try to get booted LOAD - Try to get booted
**************************************************************************/ **************************************************************************/
@ -300,7 +359,7 @@ static int nic_load ( struct type_dev *type_dev,
int ( * process ) ( unsigned char *data, int ( * process ) ( unsigned char *data,
unsigned int blocknum, unsigned int blocknum,
unsigned int size, int eof ) ) { unsigned int size, int eof ) ) {
const char *kernel; char *kernel;
/* Now use TFTP to load file */ /* Now use TFTP to load file */
#ifdef DOWNLOAD_PROTO_NFS #ifdef DOWNLOAD_PROTO_NFS
@ -314,7 +373,7 @@ static int nic_load ( struct type_dev *type_dev,
#endif #endif
: KERNEL_BUF; : KERNEL_BUF;
if ( kernel ) { if ( kernel ) {
loadkernel(kernel,process); /* We don't return except on error */ download_url(kernel,process); /* We don't return except on error */
printf("Unable to load file.\n"); printf("Unable to load file.\n");
} else { } else {
printf("No filename\n"); printf("No filename\n");
@ -1757,3 +1816,4 @@ long rfc1112_sleep_interval(long base, int exp)
return tmo; return tmo;
} }
#endif /* MULTICAST_LEVEL_2 */ #endif /* MULTICAST_LEVEL_2 */