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🆕 fat32_create

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This commit is contained in:
fslongjin
2022-07-07 00:55:33 +08:00
parent fc3fbf7acc
commit 8c8352e748
8 changed files with 208 additions and 38 deletions
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25
kernel/filesystem/fat32/fat_ent.c
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@ -328,12 +328,28 @@ void fat32_fill_shortname(struct vfs_dir_entry_t *dEntry, struct fat32_Directory
}
// 不满的部分使用0x20填充
while (tmp_index < 11)
while (tmp_index < 8)
{
// kdebug("tmp index = %d", tmp_index);
dEntry->name[tmp_index] = 0x20;
target->DIR_Name[tmp_index] = 0x20;
++tmp_index;
}
if (dEntry->dir_inode->attribute & VFS_ATTR_DIR)
{
while (tmp_index < 11)
{
// kdebug("tmp index = %d", tmp_index);
target->DIR_Name[tmp_index] = 0x20;
++tmp_index;
}
}
else
{
for(int j = 8;j<11;++j)
{
target->DIR_Name[j] = 'a';
}
}
}
struct vfs_index_node_t *inode = dEntry->dir_inode;
@ -350,7 +366,7 @@ void fat32_fill_shortname(struct vfs_dir_entry_t *dEntry, struct fat32_Directory
/**
* @brief 填充长目录项的函数
*
*
* @param dEntry 目标dentry
* @param target 起始长目录项
* @param checksum 短目录项的校验和
@ -359,7 +375,8 @@ void fat32_fill_shortname(struct vfs_dir_entry_t *dEntry, struct fat32_Directory
void fat32_fill_longname(struct vfs_dir_entry_t *dEntry, struct fat32_LongDirectory_t *target, uint8_t checksum, uint32_t cnt_longname)
{
uint32_t current_name_index = 0;
struct fat32_LongDirectory_t *Ldentry = (struct fat32_LongDirectory_t *)(target+1);
struct fat32_LongDirectory_t *Ldentry = (struct fat32_LongDirectory_t *)(target + 1);
// kdebug("filling long name, name=%s, namelen=%d", dEntry->name, dEntry->name_length);
for (int i = 1; i <= cnt_longname; ++i)
{
--Ldentry;