EDiasAlberto
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98a5818406
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add file_deny_write and file_allow_write to process creation and exiting to make executable read-only
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2024-11-11 17:55:24 +00:00 |
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EDiasAlberto
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5b1e4b561b
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merge process-wait
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2024-11-11 15:50:21 +00:00 |
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EDiasAlberto
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1bfd73b202
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Comment syscall functions and handlers
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2024-11-10 01:32:58 +00:00 |
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7778e05aa4
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Fix deadlock by release of lock and semaphore in the wrong order
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2024-11-09 11:06:36 +00:00 |
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sBubshait
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115c650c55
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Fix Bug in thread initialisation: only init hash if USERPROG is defined
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2024-11-08 19:10:42 +00:00 |
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sBubshait
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e40794e672
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Fix Bug in fd_get_file: In case fd not found, then returns NULL, w/ E
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2024-11-08 16:48:19 +00:00 |
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sBubshait
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8912ef4660
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Implement writing to file system files in the write system call, w/ E
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2024-11-08 16:26:47 +00:00 |
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EDiasAlberto
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18694d7b62
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Implement file reading syscall and fix fd validation w/ S.
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2024-11-08 16:25:49 +00:00 |
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sBubshait
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2a1cc3c361
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Implement filesize and tell system calls, w/ E
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2024-11-08 16:14:53 +00:00 |
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EDiasAlberto
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3cfbe198e0
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Implement syscall for seek w/ S.
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2024-11-08 16:10:46 +00:00 |
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EDiasAlberto
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75bd3fbde0
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Implement syscall for close() and fix typing bug in fd_get_file w/ S.
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2024-11-08 16:02:51 +00:00 |
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sBubshait
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a80084e907
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Fix Bug in fd_get_file declaration use open_file instead of file, w/ E
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2024-11-08 15:54:28 +00:00 |
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sBubshait
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5424276603
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Add a helper function to get a file from its descriptor (FD), w/ E
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2024-11-08 15:50:48 +00:00 |
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EDiasAlberto
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92e93b8060
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Implement syscall for file opening and refactor open_files initialisation in thread.c w/ S.
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2024-11-08 15:33:47 +00:00 |
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sBubshait
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5bd94894e0
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Update thread structure to add a hash table of open files and initialise it, w/ E
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2024-11-08 15:13:04 +00:00 |
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sBubshait
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5bbe7a03c0
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Add in syscall hash helper functions for open_file struct: fd_hash and fd_less, w/ E
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2024-11-08 15:12:08 +00:00 |
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sBubshait
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b112824a64
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Implement the exec system call through process_execute, w/ E
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2024-11-08 14:41:27 +00:00 |
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EDiasAlberto
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dca9d8f5a3
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Implement syscall for file removal w/ S.
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2024-11-08 14:35:23 +00:00 |
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EDiasAlberto
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a8676f2e09
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Implement syscall for file creation, with relevant locks w/ S.
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2024-11-08 14:34:08 +00:00 |
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sBubshait
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26e38be761
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Update validate_user_pointer to check if the ptr is mapped to a physical memory address, w/ E
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2024-11-08 14:21:16 +00:00 |
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6ed1ccd21e
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Fix process_result locking by acquiring in process_wait as well to prevent freeing memory too early
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2024-11-08 10:50:10 +00:00 |
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84fe637c7e
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Remove process_result lock since it is an invalid solution
TODO : synchronise process_result in another way
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2024-11-08 09:16:18 +00:00 |
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d95894085b
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Implement syscall_exec via process_execute
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2024-11-08 09:15:22 +00:00 |
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fde70dcf59
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Implement process_wait.
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2024-11-08 03:56:15 +00:00 |
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7349b4e66f
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Fix typo list_insert -> list_push_back for thread.child_results
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2024-11-08 03:55:34 +00:00 |
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ec8547aec9
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Implement creation of process results
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2024-11-08 03:31:48 +00:00 |
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ddcd59fdf8
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Add child and own process result information to struct thread
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2024-11-08 03:30:58 +00:00 |
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