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-rw-r--r--block/vvfat.c288
1 files changed, 144 insertions, 144 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index 6677028ced..063f7318cf 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -71,12 +71,12 @@ void nonono(const char* file, int line, const char* msg) {
#endif
/* dynamic array functions */
-typedef struct array {
+typedef struct array_t {
char* pointer;
unsigned int size,next,item_size;
-} an_array;
+} array_t;
-static inline void array_init(an_array* array,unsigned int item_size)
+static inline void array_init(array_t* array,unsigned int item_size)
{
array->pointer = NULL;
array->size=0;
@@ -84,7 +84,7 @@ static inline void array_init(an_array* array,unsigned int item_size)
array->item_size=item_size;
}
-static inline void array_free(an_array* array)
+static inline void array_free(array_t* array)
{
if(array->pointer)
free(array->pointer);
@@ -92,12 +92,12 @@ static inline void array_free(an_array* array)
}
/* does not automatically grow */
-static inline void* array_get(an_array* array,unsigned int index) {
+static inline void* array_get(array_t* array,unsigned int index) {
assert(index < array->next);
return array->pointer + index * array->item_size;
}
-static inline int array_ensure_allocated(an_array* array, int index)
+static inline int array_ensure_allocated(array_t* array, int index)
{
if((index + 1) * array->item_size > array->size) {
int new_size = (index + 32) * array->item_size;
@@ -111,7 +111,7 @@ static inline int array_ensure_allocated(an_array* array, int index)
return 0;
}
-static inline void* array_get_next(an_array* array) {
+static inline void* array_get_next(array_t* array) {
unsigned int next = array->next;
void* result;
@@ -124,7 +124,7 @@ static inline void* array_get_next(an_array* array) {
return result;
}
-static inline void* array_insert(an_array* array,unsigned int index,unsigned int count) {
+static inline void* array_insert(array_t* array,unsigned int index,unsigned int count) {
if((array->next+count)*array->item_size>array->size) {
int increment=count*array->item_size;
array->pointer=qemu_realloc(array->pointer,array->size+increment);
@@ -141,7 +141,7 @@ static inline void* array_insert(an_array* array,unsigned int index,unsigned int
/* this performs a "roll", so that the element which was at index_from becomes
* index_to, but the order of all other elements is preserved. */
-static inline int array_roll(an_array* array,int index_to,int index_from,int count)
+static inline int array_roll(array_t* array,int index_to,int index_from,int count)
{
char* buf;
char* from;
@@ -174,7 +174,7 @@ static inline int array_roll(an_array* array,int index_to,int index_from,int cou
return 0;
}
-static inline int array_remove_slice(an_array* array,int index, int count)
+static inline int array_remove_slice(array_t* array,int index, int count)
{
assert(index >=0);
assert(count > 0);
@@ -185,13 +185,13 @@ static inline int array_remove_slice(an_array* array,int index, int count)
return 0;
}
-static int array_remove(an_array* array,int index)
+static int array_remove(array_t* array,int index)
{
return array_remove_slice(array, index, 1);
}
/* return the index for a given member */
-static int array_index(an_array* array, void* pointer)
+static int array_index(array_t* array, void* pointer)
{
size_t offset = (char*)pointer - array->pointer;
assert((offset % array->item_size) == 0);
@@ -202,7 +202,7 @@ static int array_index(an_array* array, void* pointer)
/* These structures are used to fake a disk and the VFAT filesystem.
* For this reason we need to use __attribute__((packed)). */
-typedef struct bootsector {
+typedef struct bootsector_t {
uint8_t jump[3];
uint8_t name[8];
uint16_t sector_size;
@@ -238,32 +238,32 @@ typedef struct bootsector {
uint8_t fat_type[8];
uint8_t ignored[0x1c0];
uint8_t magic[2];
-} __attribute__((packed)) a_bootsector;
+} __attribute__((packed)) bootsector_t;
typedef struct {
uint8_t head;
uint8_t sector;
uint8_t cylinder;
-} a_mbr_chs;
+} mbr_chs_t;
-typedef struct partition {
+typedef struct partition_t {
uint8_t attributes; /* 0x80 = bootable */
- a_mbr_chs start_CHS;
+ mbr_chs_t start_CHS;
uint8_t fs_type; /* 0x1 = FAT12, 0x6 = FAT16, 0xe = FAT16_LBA, 0xb = FAT32, 0xc = FAT32_LBA */
- a_mbr_chs end_CHS;
+ mbr_chs_t end_CHS;
uint32_t start_sector_long;
uint32_t length_sector_long;
-} __attribute__((packed)) a_partition;
+} __attribute__((packed)) partition_t;
-typedef struct mbr {
+typedef struct mbr_t {
uint8_t ignored[0x1b8];
uint32_t nt_id;
uint8_t ignored2[2];
- a_partition partition[4];
+ partition_t partition[4];
uint8_t magic[2];
-} __attribute__((packed)) a_mbr;
+} __attribute__((packed)) mbr_t;
-typedef struct direntry {
+typedef struct direntry_t {
uint8_t name[8];
uint8_t extension[3];
uint8_t attributes;
@@ -276,11 +276,11 @@ typedef struct direntry {
uint16_t mdate;
uint16_t begin;
uint32_t size;
-} __attribute__((packed)) a_direntry;
+} __attribute__((packed)) direntry_t;
/* this structure are used to transparently access the files */
-typedef struct mapping {
+typedef struct mapping_t {
/* begin is the first cluster, end is the last+1 */
uint32_t begin,end;
/* as s->directory is growable, no pointer may be used here */
@@ -308,11 +308,11 @@ typedef struct mapping {
MODE_DIRECTORY = 4, MODE_FAKED = 8,
MODE_DELETED = 16, MODE_RENAMED = 32 } mode;
int read_only;
-} a_mapping;
+} mapping_t;
#ifdef DEBUG
-static void print_direntry(const struct a_direntry*);
-static void print_mapping(const struct a_mapping* mapping);
+static void print_direntry(const struct direntry_t*);
+static void print_mapping(const struct mapping_t* mapping);
#endif
/* here begins the real VVFAT driver */
@@ -323,7 +323,7 @@ typedef struct BDRVVVFATState {
unsigned char first_sectors[0x40*0x200];
int fat_type; /* 16 or 32 */
- an_array fat,directory,mapping;
+ array_t fat,directory,mapping;
unsigned int cluster_size;
unsigned int sectors_per_cluster;
@@ -336,7 +336,7 @@ typedef struct BDRVVVFATState {
uint32_t max_fat_value;
int current_fd;
- a_mapping* current_mapping;
+ mapping_t* current_mapping;
unsigned char* cluster; /* points to current cluster */
unsigned char* cluster_buffer; /* points to a buffer to hold temp data */
unsigned int current_cluster;
@@ -347,7 +347,7 @@ typedef struct BDRVVVFATState {
BlockDriverState* qcow;
void* fat2;
char* used_clusters;
- an_array commits;
+ array_t commits;
const char* path;
int downcase_short_names;
} BDRVVVFATState;
@@ -356,7 +356,7 @@ typedef struct BDRVVVFATState {
* if the position is outside the specified geometry, fill maximum value for CHS
* and return 1 to signal overflow.
*/
-static int sector2CHS(BlockDriverState* bs, a_mbr_chs * chs, int spos){
+static int sector2CHS(BlockDriverState* bs, mbr_chs_t * chs, int spos){
int head,sector;
sector = spos % (bs->secs); spos/= bs->secs;
head = spos % (bs->heads); spos/= bs->heads;
@@ -378,8 +378,8 @@ static int sector2CHS(BlockDriverState* bs, a_mbr_chs * chs, int spos){
static void init_mbr(BDRVVVFATState* s)
{
/* TODO: if the files mbr.img and bootsect.img exist, use them */
- a_mbr* real_mbr=(a_mbr*)s->first_sectors;
- a_partition* partition = &(real_mbr->partition[0]);
+ mbr_t* real_mbr=(mbr_t*)s->first_sectors;
+ partition_t* partition = &(real_mbr->partition[0]);
int lba;
memset(s->first_sectors,0,512);
@@ -425,12 +425,12 @@ static inline int short2long_name(char* dest,const char* src)
return len;
}
-static inline a_direntry* create_long_filename(BDRVVVFATState* s,const char* filename)
+static inline direntry_t* create_long_filename(BDRVVVFATState* s,const char* filename)
{
char buffer[258];
int length=short2long_name(buffer,filename),
number_of_entries=(length+25)/26,i;
- a_direntry* entry;
+ direntry_t* entry;
for(i=0;i<number_of_entries;i++) {
entry=array_get_next(&(s->directory));
@@ -450,53 +450,53 @@ static inline a_direntry* create_long_filename(BDRVVVFATState* s,const char* fil
return array_get(&(s->directory),s->directory.next-number_of_entries);
}
-static char is_free(const a_direntry* direntry)
+static char is_free(const direntry_t* direntry)
{
return direntry->name[0]==0xe5 || direntry->name[0]==0x00;
}
-static char is_volume_label(const a_direntry* direntry)
+static char is_volume_label(const direntry_t* direntry)
{
return direntry->attributes == 0x28;
}
-static char is_long_name(const a_direntry* direntry)
+static char is_long_name(const direntry_t* direntry)
{
return direntry->attributes == 0xf;
}
-static char is_short_name(const a_direntry* direntry)
+static char is_short_name(const direntry_t* direntry)
{
return !is_volume_label(direntry) && !is_long_name(direntry)
&& !is_free(direntry);
}
-static char is_directory(const a_direntry* direntry)
+static char is_directory(const direntry_t* direntry)
{
return direntry->attributes & 0x10 && direntry->name[0] != 0xe5;
}
-static inline char is_dot(const a_direntry* direntry)
+static inline char is_dot(const direntry_t* direntry)
{
return is_short_name(direntry) && direntry->name[0] == '.';
}
-static char is_file(const a_direntry* direntry)
+static char is_file(const direntry_t* direntry)
{
return is_short_name(direntry) && !is_directory(direntry);
}
-static inline uint32_t begin_of_direntry(const a_direntry* direntry)
+static inline uint32_t begin_of_direntry(const direntry_t* direntry)
{
return le16_to_cpu(direntry->begin)|(le16_to_cpu(direntry->begin_hi)<<16);
}
-static inline uint32_t filesize_of_direntry(const a_direntry* direntry)
+static inline uint32_t filesize_of_direntry(const direntry_t* direntry)
{
return le32_to_cpu(direntry->size);
}
-static void set_begin_of_direntry(a_direntry* direntry, uint32_t begin)
+static void set_begin_of_direntry(direntry_t* direntry, uint32_t begin)
{
direntry->begin = cpu_to_le16(begin & 0xffff);
direntry->begin_hi = cpu_to_le16((begin >> 16) & 0xffff);
@@ -504,7 +504,7 @@ static void set_begin_of_direntry(a_direntry* direntry, uint32_t begin)
/* fat functions */
-static inline uint8_t fat_chksum(const a_direntry* entry)
+static inline uint8_t fat_chksum(const direntry_t* entry)
{
uint8_t chksum=0;
int i;
@@ -603,12 +603,12 @@ static inline void init_fat(BDRVVVFATState* s)
/* TODO: in create_short_filename, 0xe5->0x05 is not yet handled! */
/* TODO: in parse_short_filename, 0x05->0xe5 is not yet handled! */
-static inline a_direntry* create_short_and_long_name(BDRVVVFATState* s,
+static inline direntry_t* create_short_and_long_name(BDRVVVFATState* s,
unsigned int directory_start, const char* filename, int is_dot)
{
int i,j,long_index=s->directory.next;
- a_direntry* entry = NULL;
- a_direntry* entry_long = NULL;
+ direntry_t* entry = NULL;
+ direntry_t* entry_long = NULL;
if(is_dot) {
entry=array_get_next(&(s->directory));
@@ -646,7 +646,7 @@ static inline a_direntry* create_short_and_long_name(BDRVVVFATState* s,
/* mangle duplicates */
while(1) {
- a_direntry* entry1=array_get(&(s->directory),directory_start);
+ direntry_t* entry1=array_get(&(s->directory),directory_start);
int j;
for(;entry1<entry;entry1++)
@@ -693,12 +693,12 @@ static inline a_direntry* create_short_and_long_name(BDRVVVFATState* s,
*/
static int read_directory(BDRVVVFATState* s, int mapping_index)
{
- a_mapping* mapping = array_get(&(s->mapping), mapping_index);
- a_direntry* direntry;
+ mapping_t* mapping = array_get(&(s->mapping), mapping_index);
+ direntry_t* direntry;
const char* dirname = mapping->path;
int first_cluster = mapping->begin;
int parent_index = mapping->info.dir.parent_mapping_index;
- a_mapping* parent_mapping = (a_mapping*)
+ mapping_t* parent_mapping = (mapping_t*)
(parent_index >= 0 ? array_get(&(s->mapping), parent_index) : NULL);
int first_cluster_of_parent = parent_mapping ? parent_mapping->begin : -1;
@@ -720,7 +720,7 @@ static int read_directory(BDRVVVFATState* s, int mapping_index)
while((entry=readdir(dir))) {
unsigned int length=strlen(dirname)+2+strlen(entry->d_name);
char* buffer;
- a_direntry* direntry;
+ direntry_t* direntry;
struct stat st;
int is_dot=!strcmp(entry->d_name,".");
int is_dotdot=!strcmp(entry->d_name,"..");
@@ -762,7 +762,7 @@ static int read_directory(BDRVVVFATState* s, int mapping_index)
/* create mapping for this file */
if(!is_dot && !is_dotdot && (S_ISDIR(st.st_mode) || st.st_size)) {
- s->current_mapping=(a_mapping*)array_get_next(&(s->mapping));
+ s->current_mapping=(mapping_t*)array_get_next(&(s->mapping));
s->current_mapping->begin=0;
s->current_mapping->end=st.st_size;
/*
@@ -788,8 +788,8 @@ static int read_directory(BDRVVVFATState* s, int mapping_index)
/* fill with zeroes up to the end of the cluster */
while(s->directory.next%(0x10*s->sectors_per_cluster)) {
- a_direntry* direntry=array_get_next(&(s->directory));
- memset(direntry,0,sizeof(a_direntry));
+ direntry_t* direntry=array_get_next(&(s->directory));
+ memset(direntry,0,sizeof(direntry_t));
}
/* TODO: if there are more entries, bootsector has to be adjusted! */
@@ -799,16 +799,16 @@ static int read_directory(BDRVVVFATState* s, int mapping_index)
int cur = s->directory.next;
array_ensure_allocated(&(s->directory), ROOT_ENTRIES - 1);
memset(array_get(&(s->directory), cur), 0,
- (ROOT_ENTRIES - cur) * sizeof(a_direntry));
+ (ROOT_ENTRIES - cur) * sizeof(direntry_t));
}
/* reget the mapping, since s->mapping was possibly realloc()ed */
- mapping = (a_mapping*)array_get(&(s->mapping), mapping_index);
+ mapping = (mapping_t*)array_get(&(s->mapping), mapping_index);
first_cluster += (s->directory.next - mapping->info.dir.first_dir_index)
* 0x20 / s->cluster_size;
mapping->end = first_cluster;
- direntry = (a_direntry*)array_get(&(s->directory), mapping->dir_index);
+ direntry = (direntry_t*)array_get(&(s->directory), mapping->dir_index);
set_begin_of_direntry(direntry, mapping->begin);
return 0;
@@ -830,19 +830,19 @@ static inline uint32_t sector_offset_in_cluster(BDRVVVFATState* s,off_t sector_n
}
#ifdef DBG
-static a_direntry* get_direntry_for_mapping(BDRVVVFATState* s,a_mapping* mapping)
+static direntry_t* get_direntry_for_mapping(BDRVVVFATState* s,mapping_t* mapping)
{
if(mapping->mode==MODE_UNDEFINED)
return 0;
- return (a_direntry*)(s->directory.pointer+sizeof(a_direntry)*mapping->dir_index);
+ return (direntry_t*)(s->directory.pointer+sizeof(direntry_t)*mapping->dir_index);
}
#endif
static int init_directories(BDRVVVFATState* s,
const char* dirname)
{
- a_bootsector* bootsector;
- a_mapping* mapping;
+ bootsector_t* bootsector;
+ mapping_t* mapping;
unsigned int i;
unsigned int cluster;
@@ -861,12 +861,12 @@ static int init_directories(BDRVVVFATState* s,
i = 1+s->sectors_per_cluster*0x200*8/s->fat_type;
s->sectors_per_fat=(s->sector_count+i)/i; /* round up */
- array_init(&(s->mapping),sizeof(a_mapping));
- array_init(&(s->directory),sizeof(a_direntry));
+ array_init(&(s->mapping),sizeof(mapping_t));
+ array_init(&(s->directory),sizeof(direntry_t));
/* add volume label */
{
- a_direntry* entry=array_get_next(&(s->directory));
+ direntry_t* entry=array_get_next(&(s->directory));
entry->attributes=0x28; /* archive | volume label */
snprintf((char*)entry->name,11,"QEMU VVFAT");
}
@@ -910,7 +910,7 @@ static int init_directories(BDRVVVFATState* s,
mapping->mode=MODE_NORMAL;
mapping->begin = cluster;
if (mapping->end > 0) {
- a_direntry* direntry = array_get(&(s->directory),
+ direntry_t* direntry = array_get(&(s->directory),
mapping->dir_index);
mapping->end = cluster + 1 + (mapping->end-1)/s->cluster_size;
@@ -954,7 +954,7 @@ static int init_directories(BDRVVVFATState* s,
s->current_mapping = NULL;
- bootsector=(a_bootsector*)(s->first_sectors+(s->first_sectors_number-1)*0x200);
+ bootsector=(bootsector_t*)(s->first_sectors+(s->first_sectors_number-1)*0x200);
bootsector->jump[0]=0xeb;
bootsector->jump[1]=0x3e;
bootsector->jump[2]=0x90;
@@ -1100,7 +1100,7 @@ static inline int find_mapping_for_cluster_aux(BDRVVVFATState* s,int cluster_num
{
int index3=index1+1;
while(1) {
- a_mapping* mapping;
+ mapping_t* mapping;
index3=(index1+index2)/2;
mapping=array_get(&(s->mapping),index3);
assert(mapping->begin < mapping->end);
@@ -1123,10 +1123,10 @@ static inline int find_mapping_for_cluster_aux(BDRVVVFATState* s,int cluster_num
}
}
-static inline a_mapping* find_mapping_for_cluster(BDRVVVFATState* s,int cluster_num)
+static inline mapping_t* find_mapping_for_cluster(BDRVVVFATState* s,int cluster_num)
{
int index=find_mapping_for_cluster_aux(s,cluster_num,0,s->mapping.next);
- a_mapping* mapping;
+ mapping_t* mapping;
if(index>=s->mapping.next)
return NULL;
mapping=array_get(&(s->mapping),index);
@@ -1140,13 +1140,13 @@ static inline a_mapping* find_mapping_for_cluster(BDRVVVFATState* s,int cluster_
* This function simply compares path == mapping->path. Since the mappings
* are sorted by cluster, this is expensive: O(n).
*/
-static inline a_mapping* find_mapping_for_path(BDRVVVFATState* s,
+static inline mapping_t* find_mapping_for_path(BDRVVVFATState* s,
const char* path)
{
int i;
for (i = 0; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
if (mapping->first_mapping_index < 0 &&
!strcmp(path, mapping->path))
return mapping;
@@ -1155,7 +1155,7 @@ static inline a_mapping* find_mapping_for_path(BDRVVVFATState* s,
return NULL;
}
-static int open_file(BDRVVVFATState* s,a_mapping* mapping)
+static int open_file(BDRVVVFATState* s,mapping_t* mapping)
{
if(!mapping)
return -1;
@@ -1182,7 +1182,7 @@ static inline int read_cluster(BDRVVVFATState *s,int cluster_num)
|| s->current_mapping->begin>cluster_num
|| s->current_mapping->end<=cluster_num) {
/* binary search of mappings for file */
- a_mapping* mapping=find_mapping_for_cluster(s,cluster_num);
+ mapping_t* mapping=find_mapping_for_cluster(s,cluster_num);
assert(!mapping || (cluster_num>=mapping->begin && cluster_num<mapping->end));
@@ -1238,7 +1238,7 @@ static void hexdump(const void* address, uint32_t len)
}
}
-static void print_direntry(const a_direntry* direntry)
+static void print_direntry(const direntry_t* direntry)
{
int j = 0;
char buffer[1024];
@@ -1270,7 +1270,7 @@ static void print_direntry(const a_direntry* direntry)
}
}
-static void print_mapping(const a_mapping* mapping)
+static void print_mapping(const mapping_t* mapping)
{
fprintf(stderr, "mapping (0x%x): begin, end = %d, %d, dir_index = %d, first_mapping_index = %d, name = %s, mode = 0x%x, " , (int)mapping, mapping->begin, mapping->end, mapping->dir_index, mapping->first_mapping_index, mapping->path, mapping->mode);
if (mapping->mode & MODE_DIRECTORY)
@@ -1346,7 +1346,7 @@ DLOG(fprintf(stderr, "sector %d not allocated\n", (int)sector_num));
*
*/
-typedef struct commit {
+typedef struct commit_t {
char* path;
union {
struct { uint32_t cluster; } rename;
@@ -1358,14 +1358,14 @@ typedef struct commit {
enum {
ACTION_RENAME, ACTION_WRITEOUT, ACTION_NEW_FILE, ACTION_MKDIR
} action;
-} a_commit;
+} commit_t;
static void clear_commits(BDRVVVFATState* s)
{
int i;
DLOG(fprintf(stderr, "clear_commits (%d commits)\n", s->commits.next));
for (i = 0; i < s->commits.next; i++) {
- a_commit* commit = array_get(&(s->commits), i);
+ commit_t* commit = array_get(&(s->commits), i);
assert(commit->path || commit->action == ACTION_WRITEOUT);
if (commit->action != ACTION_WRITEOUT) {
assert(commit->path);
@@ -1379,7 +1379,7 @@ DLOG(fprintf(stderr, "clear_commits (%d commits)\n", s->commits.next));
static void schedule_rename(BDRVVVFATState* s,
uint32_t cluster, char* new_path)
{
- a_commit* commit = array_get_next(&(s->commits));
+ commit_t* commit = array_get_next(&(s->commits));
commit->path = new_path;
commit->param.rename.cluster = cluster;
commit->action = ACTION_RENAME;
@@ -1388,7 +1388,7 @@ static void schedule_rename(BDRVVVFATState* s,
static void schedule_writeout(BDRVVVFATState* s,
int dir_index, uint32_t modified_offset)
{
- a_commit* commit = array_get_next(&(s->commits));
+ commit_t* commit = array_get_next(&(s->commits));
commit->path = NULL;
commit->param.writeout.dir_index = dir_index;
commit->param.writeout.modified_offset = modified_offset;
@@ -1398,7 +1398,7 @@ static void schedule_writeout(BDRVVVFATState* s,
static void schedule_new_file(BDRVVVFATState* s,
char* path, uint32_t first_cluster)
{
- a_commit* commit = array_get_next(&(s->commits));
+ commit_t* commit = array_get_next(&(s->commits));
commit->path = path;
commit->param.new_file.first_cluster = first_cluster;
commit->action = ACTION_NEW_FILE;
@@ -1406,7 +1406,7 @@ static void schedule_new_file(BDRVVVFATState* s,
static void schedule_mkdir(BDRVVVFATState* s, uint32_t cluster, char* path)
{
- a_commit* commit = array_get_next(&(s->commits));
+ commit_t* commit = array_get_next(&(s->commits));
commit->path = path;
commit->param.mkdir.cluster = cluster;
commit->action = ACTION_MKDIR;
@@ -1431,7 +1431,7 @@ static void lfn_init(long_file_name* lfn)
/* return 0 if parsed successfully, > 0 if no long name, < 0 if error */
static int parse_long_name(long_file_name* lfn,
- const a_direntry* direntry)
+ const direntry_t* direntry)
{
int i, j, offset;
const unsigned char* pointer = (const unsigned char*)direntry;
@@ -1474,7 +1474,7 @@ static int parse_long_name(long_file_name* lfn,
/* returns 0 if successful, >0 if no short_name, and <0 on error */
static int parse_short_name(BDRVVVFATState* s,
- long_file_name* lfn, a_direntry* direntry)
+ long_file_name* lfn, direntry_t* direntry)
{
int i, j;
@@ -1566,7 +1566,7 @@ static const char* get_basename(const char* path)
*/
typedef enum {
USED_DIRECTORY = 1, USED_FILE = 2, USED_ANY = 3, USED_ALLOCATED = 4
-} e_used;
+} used_t;
/*
* get_cluster_count_for_direntry() not only determines how many clusters
@@ -1579,7 +1579,7 @@ typedef enum {
* assumed to be *not* deleted (and *only* those).
*/
static uint32_t get_cluster_count_for_direntry(BDRVVVFATState* s,
- a_direntry* direntry, const char* path)
+ direntry_t* direntry, const char* path)
{
/*
* This is a little bit tricky:
@@ -1605,7 +1605,7 @@ static uint32_t get_cluster_count_for_direntry(BDRVVVFATState* s,
uint32_t cluster_num = begin_of_direntry(direntry);
uint32_t offset = 0;
int first_mapping_index = -1;
- a_mapping* mapping = NULL;
+ mapping_t* mapping = NULL;
const char* basename2 = NULL;
vvfat_close_current_file(s);
@@ -1730,8 +1730,8 @@ static int check_directory_consistency(BDRVVVFATState *s,
{
int ret = 0;
unsigned char* cluster = qemu_malloc(s->cluster_size);
- a_direntry* direntries = (a_direntry*)cluster;
- a_mapping* mapping = find_mapping_for_cluster(s, cluster_num);
+ direntry_t* direntries = (direntry_t*)cluster;
+ mapping_t* mapping = find_mapping_for_cluster(s, cluster_num);
long_file_name lfn;
int path_len = strlen(path);
@@ -1889,7 +1889,7 @@ DLOG(checkpoint());
* (check_directory_consistency() will unmark those still present). */
if (s->qcow)
for (i = 0; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
if (mapping->first_mapping_index < 0)
mapping->mode |= MODE_DELETED;
}
@@ -1929,7 +1929,7 @@ static inline void adjust_mapping_indices(BDRVVVFATState* s,
int i;
for (i = 0; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
#define ADJUST_MAPPING_INDEX(name) \
if (mapping->name >= offset) \
@@ -1942,7 +1942,7 @@ static inline void adjust_mapping_indices(BDRVVVFATState* s,
}
/* insert or update mapping */
-static a_mapping* insert_mapping(BDRVVVFATState* s,
+static mapping_t* insert_mapping(BDRVVVFATState* s,
uint32_t begin, uint32_t end)
{
/*
@@ -1953,8 +1953,8 @@ static a_mapping* insert_mapping(BDRVVVFATState* s,
* - replace name
*/
int index = find_mapping_for_cluster_aux(s, begin, 0, s->mapping.next);
- a_mapping* mapping = NULL;
- a_mapping* first_mapping = array_get(&(s->mapping), 0);
+ mapping_t* mapping = NULL;
+ mapping_t* first_mapping = array_get(&(s->mapping), 0);
if (index < s->mapping.next && (mapping = array_get(&(s->mapping), index))
&& mapping->begin < begin) {
@@ -1971,12 +1971,12 @@ static a_mapping* insert_mapping(BDRVVVFATState* s,
mapping->begin = begin;
mapping->end = end;
-DLOG(a_mapping* next_mapping;
+DLOG(mapping_t* next_mapping;
assert(index + 1 >= s->mapping.next ||
((next_mapping = array_get(&(s->mapping), index + 1)) &&
next_mapping->begin >= end)));
- if (s->current_mapping && first_mapping != (a_mapping*)s->mapping.pointer)
+ if (s->current_mapping && first_mapping != (mapping_t*)s->mapping.pointer)
s->current_mapping = array_get(&(s->mapping),
s->current_mapping - first_mapping);
@@ -1985,8 +1985,8 @@ assert(index + 1 >= s->mapping.next ||
static int remove_mapping(BDRVVVFATState* s, int mapping_index)
{
- a_mapping* mapping = array_get(&(s->mapping), mapping_index);
- a_mapping* first_mapping = array_get(&(s->mapping), 0);
+ mapping_t* mapping = array_get(&(s->mapping), mapping_index);
+ mapping_t* first_mapping = array_get(&(s->mapping), 0);
/* free mapping */
if (mapping->first_mapping_index < 0)
@@ -1998,7 +1998,7 @@ static int remove_mapping(BDRVVVFATState* s, int mapping_index)
/* adjust all references to mappings */
adjust_mapping_indices(s, mapping_index, -1);
- if (s->current_mapping && first_mapping != (a_mapping*)s->mapping.pointer)
+ if (s->current_mapping && first_mapping != (mapping_t*)s->mapping.pointer)
s->current_mapping = array_get(&(s->mapping),
s->current_mapping - first_mapping);
@@ -2009,7 +2009,7 @@ static void adjust_dirindices(BDRVVVFATState* s, int offset, int adjust)
{
int i;
for (i = 0; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
if (mapping->dir_index >= offset)
mapping->dir_index += adjust;
if ((mapping->mode & MODE_DIRECTORY) &&
@@ -2018,14 +2018,14 @@ static void adjust_dirindices(BDRVVVFATState* s, int offset, int adjust)
}
}
-static a_direntry* insert_direntries(BDRVVVFATState* s,
+static direntry_t* insert_direntries(BDRVVVFATState* s,
int dir_index, int count)
{
/*
* make room in s->directory,
* adjust_dirindices
*/
- a_direntry* result = array_insert(&(s->directory), dir_index, count);
+ direntry_t* result = array_insert(&(s->directory), dir_index, count);
if (result == NULL)
return NULL;
adjust_dirindices(s, dir_index, count);
@@ -2050,8 +2050,8 @@ static int remove_direntries(BDRVVVFATState* s, int dir_index, int count)
static int commit_mappings(BDRVVVFATState* s,
uint32_t first_cluster, int dir_index)
{
- a_mapping* mapping = find_mapping_for_cluster(s, first_cluster);
- a_direntry* direntry = array_get(&(s->directory), dir_index);
+ mapping_t* mapping = find_mapping_for_cluster(s, first_cluster);
+ direntry_t* direntry = array_get(&(s->directory), dir_index);
uint32_t cluster = first_cluster;
vvfat_close_current_file(s);
@@ -2083,7 +2083,7 @@ static int commit_mappings(BDRVVVFATState* s,
if (!fat_eof(s, c1)) {
int i = find_mapping_for_cluster_aux(s, c1, 0, s->mapping.next);
- a_mapping* next_mapping = i >= s->mapping.next ? NULL :
+ mapping_t* next_mapping = i >= s->mapping.next ? NULL :
array_get(&(s->mapping), i);
if (next_mapping == NULL || next_mapping->begin > c1) {
@@ -2127,9 +2127,9 @@ static int commit_mappings(BDRVVVFATState* s,
static int commit_direntries(BDRVVVFATState* s,
int dir_index, int parent_mapping_index)
{
- a_direntry* direntry = array_get(&(s->directory), dir_index);
+ direntry_t* direntry = array_get(&(s->directory), dir_index);
uint32_t first_cluster = dir_index == 0 ? 0 : begin_of_direntry(direntry);
- a_mapping* mapping = find_mapping_for_cluster(s, first_cluster);
+ mapping_t* mapping = find_mapping_for_cluster(s, first_cluster);
int factor = 0x10 * s->sectors_per_cluster;
int old_cluster_count, new_cluster_count;
@@ -2207,10 +2207,10 @@ DLOG(fprintf(stderr, "commit_direntries for %s, parent_mapping_index %d\n", mapp
static int commit_one_file(BDRVVVFATState* s,
int dir_index, uint32_t offset)
{
- a_direntry* direntry = array_get(&(s->directory), dir_index);
+ direntry_t* direntry = array_get(&(s->directory), dir_index);
uint32_t c = begin_of_direntry(direntry);
uint32_t first_cluster = c;
- a_mapping* mapping = find_mapping_for_cluster(s, c);
+ mapping_t* mapping = find_mapping_for_cluster(s, c);
uint32_t size = filesize_of_direntry(direntry);
char* cluster = qemu_malloc(s->cluster_size);
uint32_t i;
@@ -2268,14 +2268,14 @@ static void check1(BDRVVVFATState* s)
{
int i;
for (i = 0; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
if (mapping->mode & MODE_DELETED) {
fprintf(stderr, "deleted\n");
continue;
}
assert(mapping->dir_index >= 0);
assert(mapping->dir_index < s->directory.next);
- a_direntry* direntry = array_get(&(s->directory), mapping->dir_index);
+ direntry_t* direntry = array_get(&(s->directory), mapping->dir_index);
assert(mapping->begin == begin_of_direntry(direntry) || mapping->first_mapping_index >= 0);
if (mapping->mode & MODE_DIRECTORY) {
assert(mapping->info.dir.first_dir_index + 0x10 * s->sectors_per_cluster * (mapping->end - mapping->begin) <= s->directory.next);
@@ -2291,10 +2291,10 @@ static void check2(BDRVVVFATState* s)
int first_mapping = -1;
for (i = 0; i < s->directory.next; i++) {
- a_direntry* direntry = array_get(&(s->directory), i);
+ direntry_t* direntry = array_get(&(s->directory), i);
if (is_short_name(direntry) && begin_of_direntry(direntry)) {
- a_mapping* mapping = find_mapping_for_cluster(s, begin_of_direntry(direntry));
+ mapping_t* mapping = find_mapping_for_cluster(s, begin_of_direntry(direntry));
assert(mapping);
assert(mapping->dir_index == i || is_dot(direntry));
assert(mapping->begin == begin_of_direntry(direntry) || is_dot(direntry));
@@ -2305,7 +2305,7 @@ static void check2(BDRVVVFATState* s)
int j, count = 0;
for (j = 0; j < s->mapping.next; j++) {
- a_mapping* mapping = array_get(&(s->mapping), j);
+ mapping_t* mapping = array_get(&(s->mapping), j);
if (mapping->mode & MODE_DELETED)
continue;
if (mapping->mode & MODE_DIRECTORY) {
@@ -2318,7 +2318,7 @@ static void check2(BDRVVVFATState* s)
if (mapping->info.dir.parent_mapping_index < 0)
assert(j == 0);
else {
- a_mapping* parent = array_get(&(s->mapping), mapping->info.dir.parent_mapping_index);
+ mapping_t* parent = array_get(&(s->mapping), mapping->info.dir.parent_mapping_index);
assert(parent->mode & MODE_DIRECTORY);
assert(parent->info.dir.first_dir_index < mapping->info.dir.first_dir_index);
}
@@ -2339,15 +2339,15 @@ static int handle_renames_and_mkdirs(BDRVVVFATState* s)
#ifdef DEBUG
fprintf(stderr, "handle_renames\n");
for (i = 0; i < s->commits.next; i++) {
- a_commit* commit = array_get(&(s->commits), i);
+ commit_t* commit = array_get(&(s->commits), i);
fprintf(stderr, "%d, %s (%d, %d)\n", i, commit->path ? commit->path : "(null)", commit->param.rename.cluster, commit->action);
}
#endif
for (i = 0; i < s->commits.next;) {
- a_commit* commit = array_get(&(s->commits), i);
+ commit_t* commit = array_get(&(s->commits), i);
if (commit->action == ACTION_RENAME) {
- a_mapping* mapping = find_mapping_for_cluster(s,
+ mapping_t* mapping = find_mapping_for_cluster(s,
commit->param.rename.cluster);
char* old_path = mapping->path;
@@ -2360,7 +2360,7 @@ static int handle_renames_and_mkdirs(BDRVVVFATState* s)
int l1 = strlen(mapping->path);
int l2 = strlen(old_path);
int diff = l1 - l2;
- a_direntry* direntry = array_get(&(s->directory),
+ direntry_t* direntry = array_get(&(s->directory),
mapping->info.dir.first_dir_index);
uint32_t c = mapping->begin;
int i = 0;
@@ -2368,10 +2368,10 @@ static int handle_renames_and_mkdirs(BDRVVVFATState* s)
/* recurse */
while (!fat_eof(s, c)) {
do {
- a_direntry* d = direntry + i;
+ direntry_t* d = direntry + i;
if (is_file(d) || (is_directory(d) && !is_dot(d))) {
- a_mapping* m = find_mapping_for_cluster(s,
+ mapping_t* m = find_mapping_for_cluster(s,
begin_of_direntry(d));
int l = strlen(m->path);
char* new_path = qemu_malloc(l + diff + 1);
@@ -2394,7 +2394,7 @@ static int handle_renames_and_mkdirs(BDRVVVFATState* s)
array_remove(&(s->commits), i);
continue;
} else if (commit->action == ACTION_MKDIR) {
- a_mapping* mapping;
+ mapping_t* mapping;
int j, parent_path_len;
#ifdef __MINGW32__
@@ -2422,7 +2422,7 @@ static int handle_renames_and_mkdirs(BDRVVVFATState* s)
parent_path_len = strlen(commit->path)
- strlen(get_basename(commit->path)) - 1;
for (j = 0; j < s->mapping.next; j++) {
- a_mapping* m = array_get(&(s->mapping), j);
+ mapping_t* m = array_get(&(s->mapping), j);
if (m->first_mapping_index < 0 && m != mapping &&
!strncmp(m->path, mapping->path, parent_path_len) &&
strlen(m->path) == parent_path_len)
@@ -2450,17 +2450,17 @@ static int handle_commits(BDRVVVFATState* s)
vvfat_close_current_file(s);
for (i = 0; !fail && i < s->commits.next; i++) {
- a_commit* commit = array_get(&(s->commits), i);
+ commit_t* commit = array_get(&(s->commits), i);
switch(commit->action) {
case ACTION_RENAME: case ACTION_MKDIR:
assert(0);
fail = -2;
break;
case ACTION_WRITEOUT: {
- a_direntry* entry = array_get(&(s->directory),
+ direntry_t* entry = array_get(&(s->directory),
commit->param.writeout.dir_index);
uint32_t begin = begin_of_direntry(entry);
- a_mapping* mapping = find_mapping_for_cluster(s, begin);
+ mapping_t* mapping = find_mapping_for_cluster(s, begin);
assert(mapping);
assert(mapping->begin == begin);
@@ -2474,8 +2474,8 @@ static int handle_commits(BDRVVVFATState* s)
}
case ACTION_NEW_FILE: {
int begin = commit->param.new_file.first_cluster;
- a_mapping* mapping = find_mapping_for_cluster(s, begin);
- a_direntry* entry;
+ mapping_t* mapping = find_mapping_for_cluster(s, begin);
+ direntry_t* entry;
int i;
/* find direntry */
@@ -2530,9 +2530,9 @@ static int handle_deletes(BDRVVVFATState* s)
deleted = 0;
for (i = 1; i < s->mapping.next; i++) {
- a_mapping* mapping = array_get(&(s->mapping), i);
+ mapping_t* mapping = array_get(&(s->mapping), i);
if (mapping->mode & MODE_DELETED) {
- a_direntry* entry = array_get(&(s->directory),
+ direntry_t* entry = array_get(&(s->directory),
mapping->dir_index);
if (is_free(entry)) {
@@ -2550,7 +2550,7 @@ static int handle_deletes(BDRVVVFATState* s)
}
for (j = 1; j < s->mapping.next; j++) {
- a_mapping* m = array_get(&(s->mapping), j);
+ mapping_t* m = array_get(&(s->mapping), j);
if (m->mode & MODE_DIRECTORY &&
m->info.dir.first_dir_index >
first_dir_index &&
@@ -2666,7 +2666,7 @@ DLOG(checkpoint());
for (i = sector2cluster(s, sector_num);
i <= sector2cluster(s, sector_num + nb_sectors - 1);) {
- a_mapping* mapping = find_mapping_for_cluster(s, i);
+ mapping_t* mapping = find_mapping_for_cluster(s, i);
if (mapping) {
if (mapping->read_only) {
fprintf(stderr, "Tried to write to write-protected file %s\n",
@@ -2678,7 +2678,7 @@ DLOG(checkpoint());
int begin = cluster2sector(s, i);
int end = begin + s->sectors_per_cluster, k;
int dir_index;
- const a_direntry* direntries;
+ const direntry_t* direntries;
long_file_name lfn;
lfn_init(&lfn);
@@ -2689,7 +2689,7 @@ DLOG(checkpoint());
end = sector_num + nb_sectors;
dir_index = mapping->dir_index +
0x10 * (begin - mapping->begin * s->sectors_per_cluster);
- direntries = (a_direntry*)(buf + 0x200 * (begin - sector_num));
+ direntries = (direntry_t*)(buf + 0x200 * (begin - sector_num));
for (k = 0; k < (end - begin) * 0x10; k++) {
/* do not allow non-ASCII filenames */
@@ -2702,7 +2702,7 @@ DLOG(checkpoint());
(direntries[k].attributes & 1)) {
if (memcmp(direntries + k,
array_get(&(s->directory), dir_index + k),
- sizeof(a_direntry))) {
+ sizeof(direntry_t))) {
fprintf(stderr, "Warning: tried to write to write-protected file\n");
return -1;
}
@@ -2774,7 +2774,7 @@ static int enable_write_target(BDRVVVFATState *s)
int size = sector2cluster(s, s->sector_count);
s->used_clusters = calloc(size, 1);
- array_init(&(s->commits), sizeof(a_commit));
+ array_init(&(s->commits), sizeof(commit_t));
s->qcow_filename = qemu_malloc(1024);
get_tmp_filename(s->qcow_filename, 1024);
@@ -2833,15 +2833,15 @@ block_init(bdrv_vvfat_init);
#ifdef DEBUG
static void checkpoint(void) {
- assert(((a_mapping*)array_get(&(vvv->mapping), 0))->end == 2);
+ assert(((mapping_t*)array_get(&(vvv->mapping), 0))->end == 2);
check1(vvv);
check2(vvv);
assert(!vvv->current_mapping || vvv->current_fd || (vvv->current_mapping->mode & MODE_DIRECTORY));
#if 0
- if (((a_direntry*)vvv->directory.pointer)[1].attributes != 0xf)
+ if (((direntry_t*)vvv->directory.pointer)[1].attributes != 0xf)
fprintf(stderr, "Nonono!\n");
- a_mapping* mapping;
- a_direntry* direntry;
+ mapping_t* mapping;
+ direntry_t* direntry;
assert(vvv->mapping.size >= vvv->mapping.item_size * vvv->mapping.next);
assert(vvv->directory.size >= vvv->directory.item_size * vvv->directory.next);
if (vvv->mapping.next<47)
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 20:27:20 +0000