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vfs and tmpfs read

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Matheus
2022-08-07 13:13:42 -03:00
parent 1a2486cadd
commit bdc19f90ef
3 changed files with 46 additions and 6 deletions
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src/fs/tmpfs.c
+14 -1
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@@ -53,6 +53,19 @@ static int tmpfs_write(int* error, vnode_t* node, void* buff, size_t count, size
return count;
}
static int tmpfs_read(int *error, vnode_t* node, void* buff, size_t count, size_t offset){
size_t sizemax = node->st.st_size - offset;
if(count > sizemax)
count = sizemax;
memcpy(buff, node->fsdata, count);
return count;
}
static int tmpfs_unmount(fs_t* fs) UNIMPLEMENTED
static int tmpfs_open(dirnode_t* parent, char* name) UNIMPLEMENTED
static int tmpfs_close(vnode_t* node) UNIMPLEMENTED
@@ -110,7 +123,7 @@ static int tmpfs_create(dirnode_t* parent, char* name, mode_t mode){
}
static fscalls_t funcs = {
tmpfs_mount, tmpfs_unmount, tmpfs_open, tmpfs_close, tmpfs_mkdir, tmpfs_create, tmpfs_write
tmpfs_mount, tmpfs_unmount, tmpfs_open, tmpfs_close, tmpfs_mkdir, tmpfs_create, tmpfs_write, tmpfs_read
};