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Rev 2251 Rev 2389
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#include <stdio.h>
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#include <stdio.h>
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#include <stdlib.h>
 7 
#include <stdlib.h>
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#include <string.h>
 8 
#include <string.h>
9 
#include <unistd.h>
 9 
#include <unistd.h>
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#include <async.h>
 10 
#include <async.h>
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 11 
#include <align.h>
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 12 
#include <as.h>
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 13 
#include <ipc/ipc.h>
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#include <ipc/services.h>
 14 
#include <ipc/services.h>
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 15 
#include <sys/mman.h>
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#include "../fs/fs.h"
 16 
#include "../fs/fs.h"
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 17 
#include "../share/shared_proto.h"
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 18 
#include "../console/console.h"
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 19 
 
- 
 
 20 
#define CON_FS_ATTEMPTS     1000
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 21 
 
- 
 
 22 
static int fs_phone;
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 23 
 
15 
int main(int argc, char *argv[])
 24 
int main(int argc, char *argv[])
16 
{
 25 
{
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    //Why does my console have no number?  
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18 
    printf("This is your cat! \n");
 - 
 
19 
 
 26 
   
20 
    char * fname = "version";
 27 
    char fname[30];
21 
    char * buff = "012345678901234567890123456789012";
 - 
 
22 
    unsigned int file_handle;
 28 
    unsigned int file_handle;
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 29 
    int retval, flags, entry;
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 30 
    unsigned short entries_num, inode_num;
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 31 
    size_t size;
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 32 
    void *share = NULL;
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 33 
 
- 
 
 34 
       
- 
 
 35 
    printf("Cat task\n");
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 36 
 
- 
 
 37 
    printf("Connecting to the SERVICE_FS...");
- 
 
 38 
    if (!connect_to_fs(&fs_phone, CON_FS_ATTEMPTS)) {
- 
 
 39 
        printf("Connection to SERVICE_FS was refused\n");
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 40 
        return -1;
- 
 
 41 
    }
- 
 
 42 
    printf("OK\n");
- 
 
 43 
   
- 
 
 44 
    printf("Creating address space area...");
- 
 
 45 
    size = ALIGN_UP(BLOCK_SIZE * sizeof(char), PAGE_SIZE);
- 
 
 46 
    share = mmap(share, size, AS_AREA_READ | AS_AREA_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
- 
 
 47 
    if ((int)share < 0){
- 
 
 48 
        printf("As_area_create error: %d\n", (int)share);
- 
 
 49 
        return -1;
- 
 
 50 
    }
- 
 
 51 
    printf("OK\n");
23 
 
 52 
 
- 
 
 53 
    printf("Connecting the task to FS...");
- 
 
 54 
    retval = async_req_2(fs_phone, FS_NEW_CONSUMER, task_get_id(), 0, NULL, NULL);
- 
 
 55 
    if (retval < 0) {
- 
 
 56 
        printf("FS_NEW_CONSUMER error: %d\n", retval);
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 57 
        return -1;
- 
 
 58 
    }
24 
    int fs_phone;  
 59 
    printf("OK\n");
25 
 
 60 
 
26 
    fs_phone = ipc_connect_me_to(PHONE_NS, SERVICE_FS, 0);
 61 
    printf("Sending memory to FS_SERVICE...");
27 
    while (fs_phone < 0) {
 62 
    flags = 0;
- 
 
 63 
    flags = AS_AREA_READ | AS_AREA_WRITE;
- 
 
 64 
    retval = async_req_3(fs_phone, IPC_M_AS_AREA_SEND, (uintptr_t)share, size, flags, NULL, NULL, NULL);
28 
        usleep(10000);
 65 
    if (retval < 0) {
29 
        fs_phone = ipc_connect_me_to(PHONE_NS, SERVICE_FS, 0);
 66 
        printf("%d\n", retval);
- 
 
 67 
        return -1;
30 
    }
 68 
    }
- 
 
 69 
    printf("OK\n");
- 
 
 70 
   
- 
 
 71 
    /* Allocating structure for extended message. */
- 
 
 72 
    message_params_t *params;
- 
 
 73 
    params = malloc(sizeof(message_params_t));
- 
 
 74 
    memset((void*)params, 0, sizeof(message_params_t));
- 
 
 75 
 
- 
 
 76 
    /* We want lookup our work directory. */
- 
 
 77 
    printf("Request for get number of entries...");
- 
 
 78 
    retval = send_request(fs_phone, FS_DSUM, params, share);
- 
 
 79 
    if (retval < 0) {
- 
 
 80 
        printf("%d\n", retval);
- 
 
 81 
        return -1;
- 
 
 82 
    }
- 
 
 83 
    printf("OK\n");
- 
 
 84 
    printf("Total number of entries: %d\n", retval);
- 
 
 85 
   
- 
 
 86 
    entries_num = retval;
- 
 
 87 
   
- 
 
 88 
 
- 
 
 89 
    /* File list in working directory. */
- 
 
 90 
    printf("File list:\n");
- 
 
 91 
   
- 
 
 92 
    for (entry = 0; entry < entries_num; entry++) {
- 
 
 93 
 
- 
 
 94 
        params->entry_number = entry;
- 
 
 95 
        retval = send_request(fs_phone, FS_READENTRY, params, share);
- 
 
 96 
        if (retval < 0) {
- 
 
 97 
            printf("%d\n", retval);
- 
 
 98 
            return -1;
- 
 
 99 
        }
- 
 
 100 
        /*
- 
 
 101 
        if (retval < sizeof(unsigned short))
- 
 
 102 
            continue;
- 
 
 103 
        */
- 
 
 104 
        memcpy(&inode_num, share, sizeof(unsigned short));
- 
 
 105 
        memcpy(fname, (void *)(share+sizeof(unsigned short)), retval-sizeof(unsigned short));
- 
 
 106 
 
- 
 
 107 
        /* Do not show empty entries. */
- 
 
 108 
        if (!inode_num)
- 
 
 109 
            continue;
- 
 
 110 
         
- 
 
 111 
        printf("Inode number: %u\t\t", inode_num);
- 
 
 112 
        printf("File name: %s\n", fname);
- 
 
 113 
       
- 
 
 114 
    }
- 
 
 115 
    printf("OK\n");
- 
 
 116 
   
- 
 
 117 
    /* We want to change working directory */
- 
 
 118 
    memcpy(fname, "uspace/fs", 10);
- 
 
 119 
    memcpy(params->fname, fname, 10);
- 
 
 120 
 
- 
 
 121 
    printf("Request for changing actual directory to %s...", fname);
- 
 
 122 
    retval = send_request(fs_phone, FS_CHDIR, params, share);
- 
 
 123 
    if (retval < 0) {
- 
 
 124 
        printf("%d\n", retval);
- 
 
 125 
        return -1;
- 
 
 126 
    }
- 
 
 127 
    printf("OK\n");
31 
 
 128 
 
- 
 
 129 
    /* We want to work with specified file. */
- 
 
 130 
    memcpy(fname, "fs.c", 10);
- 
 
 131 
    memcpy(params->fname, fname, 10);
- 
 
 132 
 
- 
 
 133 
    printf("Request for opening file %s...", fname);
32 
    file_handle = async_req_2(fs_phone, FS_OPEN, (unsigned int) fname, 0, NULL, NULL);
 134 
    retval = send_request(fs_phone, FS_OPEN, params, share);
- 
 
 135 
    if (retval < 0) {
- 
 
 136 
        printf("%d\n", retval);
- 
 
 137 
        return -1;
- 
 
 138 
    }
- 
 
 139 
    printf("OK\n");
33 
 
 140 
 
- 
 
 141 
    file_handle = retval;
34 
    printf("I got file handle %d \n",file_handle);
 142 
    printf("Returned file handle...%d\n", file_handle);
- 
 
 143 
   
- 
 
 144 
    memcpy(params->fname, fname, 10);
- 
 
 145 
    params->fd = file_handle;
- 
 
 146 
 
- 
 
 147 
    printf("Request for getting info about file %s[FSTAT called]...", fname);  
- 
 
 148 
    retval = send_request(fs_phone, FS_FSTAT, params, share);
- 
 
 149 
    if (retval < 0) {
- 
 
 150 
        printf("%d\n", retval);
- 
 
 151 
        return -1;
- 
 
 152 
    }
- 
 
 153 
    printf("OK\n");
- 
 
 154 
   
- 
 
 155 
    params->fd = file_handle;
- 
 
 156 
    params->offset = 100;
- 
 
 157 
    params->whence = 1; /* from actual position in the file */
- 
 
 158 
 
- 
 
 159 
    printf("Request for seeking after %d bytes inside file %s...", params->offset, fname);
- 
 
 160 
    retval = send_request(fs_phone, FS_SEEK, params, share);
- 
 
 161 
    if (retval < 0) {
- 
 
 162 
        printf("%d\n", retval);
- 
 
 163 
        return -1;
- 
 
 164 
    }
- 
 
 165 
    printf("OK\n");
35 
 
 166 
 
- 
 
 167 
    printf("New file position is: %d\n", retval);
- 
 
 168 
   
- 
 
 169 
    params->nbytes = 100;
- 
 
 170 
   
- 
 
 171 
    printf("Request for reading %d bytes from file %s...", params->nbytes, fname);
36 
    char * retval = (char * ) async_req_3(fs_phone, FS_READ, file_handle, (unsigned int) buff, 32, NULL, NULL, NULL);
 172 
    retval = send_request(fs_phone, FS_READ, params, share);
- 
 
 173 
    if (retval < 0) {
- 
 
 174 
        printf("%d\n", retval);
- 
 
 175 
        return -1;
- 
 
 176 
    }
- 
 
 177 
    printf("OK\n");
- 
 
 178 
   
- 
 
 179 
    printf("%d bytes was read into buffer\n", retval);
- 
 
 180 
    printf("\nContent of the buffer:\n");
- 
 
 181 
    printf(share);
- 
 
 182 
    printf("\n\n");
- 
 
 183 
   
- 
 
 184 
   
- 
 
 185 
    params->offset = 0;
- 
 
 186 
    params->whence = 0; /* from beginning of the file */
- 
 
 187 
 
- 
 
 188 
    printf("Request for seeking after %d bytes inside file %s...", params->offset, fname);
- 
 
 189 
    retval = send_request(fs_phone, FS_SEEK, params, share);
- 
 
 190 
    if (retval < 0) {
- 
 
 191 
        printf("%d\n", retval);
- 
 
 192 
        return -1;
- 
 
 193 
    }
- 
 
 194 
    printf("OK\n");
- 
 
 195 
 
- 
 
 196 
    printf("New file position is: %d\n", retval);
- 
 
 197 
    params->fd = file_handle;
- 
 
 198 
   
- 
 
 199 
    params->nbytes = 50;
- 
 
 200 
 
- 
 
 201 
    printf("Another request for reading %d bytes from file %s...", params->nbytes, fname);
- 
 
 202 
    retval = send_request(fs_phone, FS_READ, params, share);
- 
 
 203 
    if (retval < 0) {
- 
 
 204 
        printf("%d\n", retval);
- 
 
 205 
        return -1;
- 
 
 206 
    }
- 
 
 207 
    printf("OK\n");
37 
 
 208 
 
- 
 
 209 
    printf("%d bytes was read into buffer\n", retval);
- 
 
 210 
    printf("\nContent of the buffer:\n");
- 
 
 211 
    printf(share);
- 
 
 212 
    printf("\n\n");
- 
 
 213 
 
- 
 
 214 
 
- 
 
 215 
    printf("Request for closing file %s...", fname);
- 
 
 216 
    retval = send_request(fs_phone, FS_CLOSE, params, share);
- 
 
 217 
    if (retval < 0) {
38 
    printf("Data read: %d\n", retval);
 218 
        printf("%d\n", retval);
- 
 
 219 
        return -1;
- 
 
 220 
    }
- 
 
 221 
    printf("OK\n");
- 
 
 222 
   
- 
 
 223 
    printf("Request for closing file %s once more...", fname);
- 
 
 224 
    retval = send_request(fs_phone, FS_CLOSE, params, share);
- 
 
 225 
    if (retval < 0) {
- 
 
 226 
        printf("%d\n", retval);
- 
 
 227 
        return -1;
- 
 
 228 
    }
- 
 
 229 
    printf("OK\n");
39 
 
 230 
 
40 
    return 0;
 231 
    return 0;
41 
}
 232 
}
42 
 
 233