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33 | /** |
33 | /** |
34 | * @file vfs.c |
34 | * @file vfs.c |
35 | * @brief VFS multiplexer for HelenOS. |
35 | * @brief VFS multiplexer for HelenOS. |
36 | */ |
36 | */ |
37 | 37 | ||
- | 38 | #include <ipc/ipc.h> |
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- | 39 | #include <ipc/services.h> |
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- | 40 | #include <async.h> |
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- | 41 | #include <errno.h> |
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- | 42 | #include "vfs.h" |
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- | 43 | ||
- | 44 | static void vfs_connection(ipc_callid_t iid, ipc_call_t *icall) |
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- | 45 | { |
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- | 46 | ipcarg_t iarg1, iarg2; |
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- | 47 | ||
- | 48 | /* |
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- | 49 | * The connection was opened via the IPC_CONNECT_ME_TO call. |
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- | 50 | * This call needs to be answered. |
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- | 51 | * |
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- | 52 | * The protocol is that the requested action is specified in ARG1 |
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- | 53 | * of the opening call. If the request has a single integer argument, |
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- | 54 | * it is passed in ARG2. |
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- | 55 | */ |
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- | 56 | iarg1 = IPC_GET_ARG1(*icall); |
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- | 57 | iarg2 = IPC_GET_ARG2(*icall); |
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- | 58 | ||
- | 59 | /* |
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- | 60 | * Now, the connection can either be from an individual FS, |
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- | 61 | * which is trying to register itself and pass us its capabilities. |
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- | 62 | * Or, the connection is a regular connection from a client that wants |
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- | 63 | * us to do something for it (e.g. open a file, mount a fs etc.). |
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- | 64 | */ |
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- | 65 | switch (iarg1) { |
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- | 66 | case VFS_REGISTER: |
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- | 67 | case VFS_MOUNT: |
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- | 68 | case VFS_UNMOUNT: |
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- | 69 | case VFS_OPEN: |
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- | 70 | default: |
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- | 71 | ipc_answer_fast(iid, ENOTSUP, 0, 0); |
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- | 72 | break; |
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- | 73 | } |
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- | 74 | } |
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- | 75 | ||
38 | int main(int argc, char **argv) |
76 | int main(int argc, char **argv) |
39 | { |
77 | { |
- | 78 | ipcarg_t phonead; |
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- | 79 | ||
- | 80 | async_set_client_connection(vfs_connection); |
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- | 81 | ipc_connect_to_me(PHONE_NS, SERVICE_VFS, 0, &phonead); |
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- | 82 | async_manager(); |
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40 | return 0; |
83 | return 0; |
41 | } |
84 | } |
42 | 85 | ||
43 | /** |
86 | /** |
44 | * @} |
87 | * @} |