WebSVN – HelenOS – Diff – /branches/tracing/uspace/srv/vfs/vfs.c



#include <as.h>
#include <libadt/list.h>
#include <atomic.h>
#include "vfs.h"
 
#define NAME "vfs"
 
#define dprintf(...)    printf(__VA_ARGS__)
 
static void vfs_connection(ipc_callid_t iid, ipc_call_t *icall)
{
    bool keep_on_going = 1;
 
 
 
    /*
     * The connection was opened via the IPC_CONNECT_ME_TO call.
     * This call needs to be answered.
     */
    ipc_answer_0(iid, EOK);

        ipc_callid_t callid;
        ipc_call_t call;
 
        callid = async_get_call(&call);
 
 
 
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            keep_on_going = false;
            break;
        case VFS_REGISTER:

 
int main(int argc, char **argv)
{
    ipcarg_t phonead;
 
    printf(NAME ": HelenOS VFS server\n");
 
    /*
     * Initialize the list of registered file systems.
     */
    list_initialize(&fs_head);
 
    /*
     * Initialize VFS node hash table.
     */
    if (!vfs_nodes_init()) {
        printf(NAME ": Failed to initialize VFS node hash table\n");
        return ENOMEM;
    }
 
    /*
     * Allocate and initialize the Path Lookup Buffer.
     */
    list_initialize(&plb_head);
    plb = as_get_mappable_page(PLB_SIZE);
    if (!plb) {
        printf(NAME ": Cannot allocate a mappable piece of address space\n");
        return ENOMEM;
    }
    if (as_area_create(plb, PLB_SIZE, AS_AREA_READ | AS_AREA_WRITE |
        AS_AREA_CACHEABLE) != plb) {
        printf(NAME ": Cannot create address space area\n");
        return ENOMEM;
    }
    memset(plb, 0, PLB_SIZE);
   
    /*

    ipc_connect_to_me(PHONE_NS, SERVICE_VFS, 0, 0, &phonead);
 
    /*
     * Start accepting connections.
     */
    printf(NAME ": Accepting connections\n");
    async_manager();
    return 0;
}
 
/**

Rev 2787	Rev 3424
Line 45...	Line 45...
45	#include <as.h>	45	#include <as.h>
46	#include <libadt/list.h>	46	#include <libadt/list.h>
47	#include <atomic.h>	47	#include <atomic.h>
48	#include "vfs.h"	48	#include "vfs.h"
49		49
-		50	#define NAME "vfs"
-		51
50	#define dprintf(...) printf(__VA_ARGS__)	52	#define dprintf(...) printf(__VA_ARGS__)
51		53
52	static void vfs_connection(ipc_callid_t iid, ipc_call_t *icall)	54	static void vfs_connection(ipc_callid_t iid, ipc_call_t *icall)
53	{	55	{
54	bool keep_on_going = 1;	56	bool keep_on_going = 1;
55		57
56	printf("Connection opened from %p\n", icall->in_phone_hash);	-
57		-
58	/*	58	/*
59	* The connection was opened via the IPC_CONNECT_ME_TO call.	59	* The connection was opened via the IPC_CONNECT_ME_TO call.
60	* This call needs to be answered.	60	* This call needs to be answered.
61	*/	61	*/
62	ipc_answer_0(iid, EOK);	62	ipc_answer_0(iid, EOK);
Line 75...	Line 75...
75	ipc_callid_t callid;	75	ipc_callid_t callid;
76	ipc_call_t call;	76	ipc_call_t call;
77		77
78	callid = async_get_call(&call);	78	callid = async_get_call(&call);
79		79
80	printf("Received call, method=%d\n", IPC_GET_METHOD(call));	-
81		-
82	switch (IPC_GET_METHOD(call)) {	80	switch (IPC_GET_METHOD(call)) {
83	case IPC_M_PHONE_HUNGUP:	81	case IPC_M_PHONE_HUNGUP:
84	keep_on_going = false;	82	keep_on_going = false;
85	break;	83	break;
86	case VFS_REGISTER:	84	case VFS_REGISTER:
Line 129...	Line 127...
129		127
130	int main(int argc, char **argv)	128	int main(int argc, char **argv)
131	{	129	{
132	ipcarg_t phonead;	130	ipcarg_t phonead;
133		131
134	printf("VFS: HelenOS VFS server\n");	132	printf(NAME ": HelenOS VFS server\n");
135		133
136	/*	134	/*
137	* Initialize the list of registered file systems.	135	* Initialize the list of registered file systems.
138	*/	136	*/
139	list_initialize(&fs_head);	137	list_initialize(&fs_head);
140		138
141	/*	139	/*
142	* Initialize VFS node hash table.	140	* Initialize VFS node hash table.
143	*/	141	*/
144	if (!vfs_nodes_init()) {	142	if (!vfs_nodes_init()) {
145	printf("Failed to initialize the VFS node hash table.\n");	143	printf(NAME ": Failed to initialize VFS node hash table\n");
146	return ENOMEM;	144	return ENOMEM;
147	}	145	}
148		146
149	/*	147	/*
150	* Allocate and initialize the Path Lookup Buffer.	148	* Allocate and initialize the Path Lookup Buffer.
151	*/	149	*/
152	list_initialize(&plb_head);	150	list_initialize(&plb_head);
153	plb = as_get_mappable_page(PLB_SIZE);	151	plb = as_get_mappable_page(PLB_SIZE);
154	if (!plb) {	152	if (!plb) {
155	printf("Cannot allocate a mappable piece of address space\n");	153	printf(NAME ": Cannot allocate a mappable piece of address space\n");
156	return ENOMEM;	154	return ENOMEM;
157	}	155	}
158	if (as_area_create(plb, PLB_SIZE, AS_AREA_READ \| AS_AREA_WRITE \|	156	if (as_area_create(plb, PLB_SIZE, AS_AREA_READ \| AS_AREA_WRITE \|
159	AS_AREA_CACHEABLE) != plb) {	157	AS_AREA_CACHEABLE) != plb) {
160	printf("Cannot create address space area.\n");	158	printf(NAME ": Cannot create address space area\n");
161	return ENOMEM;	159	return ENOMEM;
162	}	160	}
163	memset(plb, 0, PLB_SIZE);	161	memset(plb, 0, PLB_SIZE);
164		162
165	/*	163	/*
Line 173...	Line 171...
173	ipc_connect_to_me(PHONE_NS, SERVICE_VFS, 0, 0, &phonead);	171	ipc_connect_to_me(PHONE_NS, SERVICE_VFS, 0, 0, &phonead);
174		172
175	/*	173	/*
176	* Start accepting connections.	174	* Start accepting connections.
177	*/	175	*/
-		176	printf(NAME ": Accepting connections\n");
178	async_manager();	177	async_manager();
179	return 0;	178	return 0;
180	}	179	}
181		180
182	/**	181	/**

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(root)/branches/tracing/uspace/srv/vfs/vfs.c – Rev 2787 → 3424