 Enrico Fraccaroli (Galfurian)
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4e35a1682f
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Clean up some comments in slab, and use round_up function instead of a custom one.
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2023-06-27 11:13:54 -04:00 |
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Enrico Fraccaroli (Galfurian)
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b7c82d7333
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Rewrite realpath without memory allocation.
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2023-06-23 15:02:17 -04:00 |
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Enrico Fraccaroli (Galfurian)
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7972ddeac7
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- Add missing comments;
- Reimplement a more safer dirname;
- Implement a simple and safe tokenize function;
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2023-06-23 14:37:24 -04:00 |
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Enrico Fraccaroli (Galfurian)
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8b6a72af3e
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Set logging to INFO for kheap.
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2023-06-23 11:25:52 -04:00 |
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Enrico Fraccaroli (Galfurian)
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ef6ef96576
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Standardize the way we generate random numbers.
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2023-06-22 15:42:00 -04:00 |
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Enrico Fraccaroli (Galfurian)
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87a796b440
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Use bitfields to handle free blocks. Add check when creating new VM area.
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2023-06-22 12:03:53 -04:00 |
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Enrico Fraccaroli (Galfurian)
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2cd03ccfe0
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Check correctness of the kheap split and merge. Update memory test.
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2023-06-22 11:08:39 -04:00 |
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Enrico Fraccaroli (Galfurian)
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90487afffc
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Use that beautiful list_head to implement the heap.
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2023-06-19 19:32:10 -04:00 |
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Enrico Fraccaroli (Galfurian)
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96ee8198f8
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Keep track of the tail of the heap, and of previous free blocks.
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2023-06-19 19:06:12 -04:00 |
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Enrico Fraccaroli (Galfurian)
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a872442aa3
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Finish reworking the heap.
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2023-06-19 17:44:27 -04:00 |
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Enrico Fraccaroli (Galfurian)
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eb74fae1fd
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Add round_up math function. Add toggle_bit function. Minor clean up of the kheap code.
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2023-06-16 10:18:22 -04:00 |
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Enrico Fraccaroli (Galfurian)
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bb8bb799f9
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Map the start of the brk to an helper structure.
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2023-06-15 16:39:35 -04:00 |
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Enrico Fraccaroli (Galfurian)
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537c3a70bb
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Make find_vm_area public, so that kheap can use it too.
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2023-06-15 14:42:36 -04:00 |
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Enrico Fraccaroli (Galfurian)
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8266274e84
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Minor cleanup of the memory management code.
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2023-06-15 14:37:39 -04:00 |
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Enrico Fraccaroli (Galfurian)
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3f2756ccf4
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Implement a first version of mmap and munmap.
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2023-06-14 12:57:11 -04:00 |
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Enrico Fraccaroli (Galfurian)
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af77072301
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Keep VM areas sorted, and add function to destroy VM areas.
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2023-06-14 12:54:16 -04:00 |
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Enrico Fraccaroli (Galfurian)
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7c9e0fea03
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Add functions to find a VM area, check if an address range is valid, and find a suitable spot of a given size for a new VM area.
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2023-06-14 12:50:40 -04:00 |
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Enrico Fraccaroli (Galfurian)
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4275002414
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Fix wrong type.
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2023-06-14 12:49:16 -04:00 |
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Enrico Fraccaroli (Galfurian)
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c5a62dda05
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Disable logging.
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2023-06-14 12:48:53 -04:00 |
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Enrico Fraccaroli (Galfurian)
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fb0323c8ce
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Create a temporary solution to call a 6-arguments system call (specifically, mmap).
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2023-06-09 15:36:03 -04:00 |
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Enrico Fraccaroli (Galfurian)
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b0f7ceec1b
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Remove unused includes
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2023-06-09 14:31:40 -04:00 |
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Enrico Fraccaroli (Galfurian)
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d90e7ff02b
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Move list_head in libc
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2023-06-09 10:45:51 -04:00 |
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Enrico Fraccaroli (Galfurian)
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fb559d6f1b
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Finish testing message queues.
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2023-06-09 10:03:40 -04:00 |
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Enrico Fraccaroli (Galfurian)
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c17153318c
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Finish the implementation for message send, and receive. Implement their IPC_NOWAIT behaviour.
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2023-06-08 17:06:42 -04:00 |
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Enrico Fraccaroli (Galfurian)
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f515c44eb3
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Implement message send and receive functions.
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2023-06-08 16:38:42 -04:00 |
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Enrico Fraccaroli (Galfurian)
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8f6ff5a59a
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Add the core for creating a message queue. Write the code for sending messages.
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2023-06-08 15:46:50 -04:00 |
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Enrico Fraccaroli (Galfurian)
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e5370dff36
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Prepare main structure for managing message queues.
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2023-06-08 10:51:33 -04:00 |
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Enrico Fraccaroli (Galfurian)
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2fcce9360c
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Merge branch 'develop' into feature/ipc_msg
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2023-06-08 10:45:35 -04:00 |
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Enrico Fraccaroli (Galfurian)
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63d36004b3
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Move the pointer to the semaphores back into the kernel-only data structure sem_info_t.
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2023-06-08 10:45:26 -04:00 |
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Enrico Fraccaroli (Galfurian)
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ca3c769467
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Initialize the message queue data structures.
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2023-06-08 10:37:45 -04:00 |
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Enrico Fraccaroli (Galfurian)
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a9cd9db8c6
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Enable and disable scheduling feedback from cmake.
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2023-06-02 13:58:57 -04:00 |
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Enrico Fraccaroli (Galfurian)
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523cf39b5a
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Merge branch 'feature/Feature-Semaphores' into develop
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2023-06-02 13:50:20 -04:00 |
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Enrico Fraccaroli (Galfurian)
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8891ed7d7a
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Fix semop return type. Do some minor style-based fixes.
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2023-06-02 13:49:10 -04:00 |
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Enrico Fraccaroli (Galfurian)
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116f4a50f7
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Reorganize includes
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2023-05-31 08:56:52 -04:00 |
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Enrico Fraccaroli (Galfurian)
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db050db01c
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Move list of semaphores inside semid_ds structure.
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2023-05-24 13:31:44 -04:00 |
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Enrico Fraccaroli (Galfurian)
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1acec3e7b3
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Fix third test program. Fix EAGAIN message.
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2023-05-23 14:05:41 -04:00 |
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Enrico Fraccaroli (Galfurian)
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3ae9258347
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Fix permission management for IPC and also for EXT2.
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2023-05-23 13:40:02 -04:00 |
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Enrico Fraccaroli
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e7c0334ac0
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Hide semaphore info from user-space (WIP).
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2023-05-23 10:43:52 -04:00 |
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Enrico Fraccaroli (Galfurian)
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a9d84f3a5d
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Add functions to copy semaphore structures.
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2023-05-23 09:43:19 -04:00 |
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Enrico Fraccaroli (Galfurian)
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3e03f1e6fd
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Clean up the semget example. Clean up the return values of semop function.
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2023-05-19 14:24:04 -04:00 |
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Enrico Fraccaroli (Galfurian)
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9f63a93d63
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Properly handle ipc and sem permissions. Fix return error codes. Fix private key generation.
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2023-05-17 15:23:42 -04:00 |
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Enrico Fraccaroli
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97eedf450d
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Create ipc code for managing all ipcs and their keys
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2023-05-10 14:21:54 -04:00 |
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Enrico Fraccaroli
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19e8ad309f
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Move IPC stuff from the libc side, inside the sys folder.
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2023-05-08 12:53:17 +02:00 |
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Enrico Fraccaroli
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e19354a9ee
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Implement ipcs mechanisms.
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2023-04-27 10:10:34 +02:00 |
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Enrico Fraccaroli
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bd3c8fb4fe
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Write procfs function for IPC semaphores. Clean up the semaphores code.
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2023-04-27 09:47:24 +02:00 |
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Enrico Fraccaroli
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2198df5576
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Prepare IPC procfs system.
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2023-04-26 10:37:43 +02:00 |
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Aldegheri Alessandro
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09f0d145d0
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IPCS, IPCRM, IPC_NOWAIT currently working
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2023-04-22 16:14:40 +02:00 |
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Aldegheri Alessandro
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b9244ab96b
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Merge between nsops fix and current ipcs and ipcrm implementation
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2023-04-22 14:38:56 +02:00 |
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Aldegheri Alessandro
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ef1ae0f3c7
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Currently working on ipcs and ipcrm commands
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2023-04-22 14:33:13 +02:00 |
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Enrico Fraccaroli
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20db826dd4
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Fix scheduling feedback on file
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2023-04-22 11:54:55 +02:00 |
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