1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
#include "FS_archive.h"
#include "FS_file.h"
#include "FS_command.h"
#include "MI_memory.h"
#include "MI_byteAccess.h"
FSArchive * arc_list = NULL;
FSDirPos current_dir_pos;
u32 FSi_GetPackedName(const char * name, int name_len)
{
u32 ret = 0;
if (name_len <= FS_ARCHIVE_NAME_LEN_MAX)
{
int i = 0;
for (; i < name_len; i++)
{
u32 c = MI_ReadByte(name + i);
if (!c)
break;
c = (u32)(c - 'A');
if (c <= (u32)('Z' - 'A'))
c = (u32)(c + 'a');
else
c = (u32)(c + 'A');
ret |= (u32)(c << (i * 8));
}
}
return ret;
}
FSResult FSi_ReadMemCallback(FSArchive * p_arc, u8 * dest, u32 offset, u32 size)
{
MI_CpuCopy8((const void *)FS_GetArchiveOffset(p_arc, offset), dest, size);
return FS_RESULT_SUCCESS;
}
FSResult FSi_WriteMemCallback(FSArchive * p_arc, const u8 * src, u32 offset, u32 size)
{
MI_CpuCopy8(src, (void *)FS_GetArchiveOffset(p_arc, offset), size);
return FS_RESULT_SUCCESS;
}
FSResult FSi_ReadMemoryCore(FSArchive * p_arc, u8 * dest, u32 offset, u32 size)
{
MI_CpuCopy8((const void *)offset, dest, size);
return FS_RESULT_SUCCESS;
}
FSFile * FSi_NextCommand(FSArchive * p_arc)
{
OSIntrMode bak_psr = OS_DisableInterrupts();
if (FSi_IsArchiveCanceling(p_arc))
{
FSFile *p, *q;
p_arc->flag &= ~FS_ARCHIVE_FLAG_CANCELING;
for (p = p_arc->list.next; p; p = q)
{
q = p->link.next;
if (FS_IsCanceling(p))
{
if (p_arc->list.next == p)
p_arc->list.next = q;
FSi_ReleaseCommand(p, FS_RESULT_CANCELED);
if (!q)
q = p_arc->list.next;
}
}
}
if (!FSi_IsArchiveSuspending(p_arc) && !FS_IsArchiveSuspended(p_arc))
{
FSFile * p_file = p_arc->list.next;
if (p_file != NULL)
{
const BOOL is_start = !FSi_IsArchiveRunning(p_arc);
if (is_start)
p_arc->flag |= FS_ARCHIVE_FLAG_RUNNING;
OS_RestoreInterrupts(bak_psr);
if (is_start)
{
if ((p_arc->proc_flag & FS_ARCHIVE_PROC_ACTIVATE) != 0)
(*p_arc->proc) (p_file, FS_COMMAND_ACTIVATE);
}
bak_psr = OS_DisableInterrupts();
p_file->stat |= FS_FILE_STATUS_OPERATING;
if (FS_IsFileSyncMode(p_file))
{
OS_WakeupThread(p_file->queue);
OS_RestoreInterrupts(bak_psr);
return NULL;
}
OS_RestoreInterrupts(bak_psr);
return p_file;
}
}
if (FSi_IsArchiveRunning(p_arc))
{
p_arc->flag &= ~FS_ARCHIVE_FLAG_RUNNING;
if (p_arc->proc_flag & FS_ARCHIVE_PROC_IDLE)
{
FSFile tmp;
FS_InitFile(&tmp);
tmp.arc = p_arc;
(*p_arc->proc)(&tmp, FS_COMMAND_IDLE);
}
}
if (FSi_IsArchiveSuspending(p_arc))
{
p_arc->flag &= ~FS_ARCHIVE_FLAG_SUSPENDING;
p_arc->flag |= FS_ARCHIVE_FLAG_SUSPEND;
OS_WakeupThread(&p_arc->stat_q);
}
OS_RestoreInterrupts(bak_psr);
return NULL;
}
void FSi_ExecuteAsyncCommand(FSFile * p_file)
{
FSArchive *const p_arc = p_file->arc;
while (p_file)
{
OSIntrMode bak_psr = OS_DisableInterrupts();
p_file->stat |= FS_FILE_STATUS_OPERATING;
if (FS_IsFileSyncMode(p_file))
{
OS_WakeupThread(p_file->queue);
OS_RestoreInterrupts(bak_psr);
break;
}
p_file->stat |= FS_FILE_STATUS_ASYNC;
OS_RestoreInterrupts(bak_psr);
if (FSi_TranslateCommand(p_file, p_file->command) == FS_RESULT_PROC_ASYNC)
break;
p_file = FSi_NextCommand(p_arc);
}
}
BOOL FSi_ExecuteSyncCommand(FSFile * p_file)
{
FSFile * p_target;
FSResult ret = FSi_TranslateCommand(p_file, p_file->command);
FSi_ReleaseCommand(p_file, ret);
p_target = FSi_NextCommand(p_file->arc);
if (p_target)
FSi_ExecuteAsyncCommand(p_target);
return FS_IsSucceeded(p_file);
}
|
