mirror of
https://github.com/bobbimanners/ProDOS-Utils.git
synced 2024-09-27 02:54:23 +00:00
Fixed terrible disk corruption bug!!
This commit is contained in:
parent
b469ec3ab4
commit
ab9057ddd4
205
sortdir.c
205
sortdir.c
@ -15,6 +15,7 @@
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* v0.54 Make command line argument handling a compile time option.
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* v0.55 Can use *all* of largest heap block for filelist[]
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* v0.56 Minor improvements to conditional compilation
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* v0.57 Fixed bugs in aux memory allocation
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*/
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//#pragma debug 9
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@ -41,7 +42,7 @@
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#define CHECK /* Perform additional integrity checking */
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#define SORT /* Enable sorting code */
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#undef FREELIST /* Checking of free list */
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#define AUXMEM /* Auxiliary memory support on //e and up */
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#undef AUXMEM /* Auxiliary memory support on //e and up */
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#undef CMDLINE /* Command line option parsing */
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#define NLEVELS 4 /* Number of nested sorts permitted */
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@ -93,9 +94,11 @@ struct pd_dirent {
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uchar hdrptr[2];
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};
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#define BLKSZ 512 /* 512 byte blocks */
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#define PTRSZ 4 /* 4 bytes of pointers at beginning of each blk */
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#define FLSZ 8192 /* Bytes required for 64K block free-list */
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#define BLKSZ 512 /* 512 byte blocks */
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#define PTRSZ 4 /* 4 bytes of pointers at beginning of each blk */
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#define ENTSZ 0x27 /* Normal ProDOS directory entry size */
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#define ENTPERBLK 0x0d /* Normal ProDOS dirents per block */
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#define FLSZ 8192 /* Bytes required for 64K block free-list */
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/* Exit codes */
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#define EXIT_SUCCESS 0
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@ -158,7 +161,7 @@ struct datetime {
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* Globals
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*/
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#ifdef AUXMEM
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#define STARTAUX 0x200
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#define STARTAUX 0x800
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static char *auxp = (char*)STARTAUX;
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#endif
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#ifdef FREELIST
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@ -179,7 +182,7 @@ static uchar dowholedisk = 0; /* -D whole-disk option */
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static uchar dorecurse = 0; /* -r recurse option */
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static uchar dowrite = 0; /* -w write option */
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static uchar doverbose = 0; /* -v verbose option */
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static uchar dodebug = 0; /* -V very verbose option */
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static uchar dodebug = 1; /* -V very verbose option */
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static uchar do_ctime = 0; /* -k ctime option */
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static uchar dozero = 0; /* -z zero free blocks option */
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static char sortopts[NLEVELS+1] = ""; /* -s:abc list of sort options */
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@ -230,6 +233,7 @@ int subdirblocks(uchar device, uint keyblk, struct pd_dirent *ent,
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uint blocknum, uint blkentries, uint *blkcnt);
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void enqueuesubdir(uint blocknum, uint subdiridx);
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int readdir(uint device, uint blocknum);
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void buildsorttable(void);
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int cmp_name_asc(const void *a, const void *b);
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int cmp_name_desc(const void *a, const void *b);
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int cmp_name_asc_ci(const void *a, const void *b);
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@ -300,13 +304,13 @@ void freeallaux() {
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/* Horizontal line */
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void hline(void) {
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uint i;
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for (i=0; i<80; ++i)
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for (i = 0; i < 80; ++i)
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putchar('-');
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}
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void hline2(void) {
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uint i;
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for (i=0; i<80; ++i)
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for (i = 0; i < 80; ++i)
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putchar('=');
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}
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@ -455,12 +459,12 @@ void fixcase(char *in, char *out, uchar minvers, uchar vers, uchar len) {
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return;
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}
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vers <<= 1;
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for (i=0; i<7; ++i) {
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for (i = 0; i < 7; ++i) {
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out[idx] = ((vers&0x80) ? tolower(in[idx]) : in[idx]);
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++idx;
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vers <<= 1;
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}
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for (i=0; i<8; ++i) {
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for (i = 0; i < 8; ++i) {
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out[idx] = ((minvers&0x80) ? tolower(in[idx]) : in[idx]);
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++idx;
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minvers <<= 1;
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@ -477,12 +481,12 @@ void lowercase(char *p, uchar len, uchar *minvers, uchar *vers) {
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uchar idx = 0;
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*vers = 0x01;
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*minvers = 0x00;
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for (i=0; i<7; ++i) {
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for (i = 0; i < 7; ++i) {
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*vers <<= 1;
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if ((idx < len) && isalpha(p[idx++]))
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*vers |= 0x01;
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}
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for (i=0; i<8; ++i) {
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for (i = 0; i < 8; ++i) {
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*minvers <<= 1;
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if ((idx < len) && isalpha(p[idx++]))
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*minvers |= 0x01;
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@ -510,7 +514,7 @@ void initialcase(uchar mode, char *p, uchar len, uchar *minvers, uchar *vers) {
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uchar capsflag = 1;
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*vers = 0x01;
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*minvers = 0x00;
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for (i=0; i<7; ++i) {
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for (i = 0; i < 7; ++i) {
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*vers <<= 1;
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if ((idx < len) && isalpha(p[idx++]))
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if (!capsflag)
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@ -520,7 +524,7 @@ void initialcase(uchar mode, char *p, uchar len, uchar *minvers, uchar *vers) {
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else
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capsflag = 0;
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}
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for (i=0; i<8; ++i) {
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for (i = 0; i < 8; ++i) {
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*minvers <<= 1;
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if ((idx < len) && isalpha(p[idx++]))
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if (!capsflag)
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@ -726,7 +730,7 @@ int readfreelist(uchar device) {
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if ((flsize % 4096) >0)
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++flsize;
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p = (char*)freelist;
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for (i=0; i<flsize; ++i) {
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for (i = 0; i < flsize; ++i) {
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markused(flblk);
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if (readdiskblock(device, flblk++, p) == -1) {
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err(NONFATAL, "Error reading free list");
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@ -822,7 +826,7 @@ int saplingblocks(uchar device, uint keyblk, uint *blkcnt) {
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return -1;
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}
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*blkcnt = 1;
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for (i=0; i<256; ++i) {
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for (i = 0; i < 256; ++i) {
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p = buf[i] + 256U * buf[i+256];
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if (p) {
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#ifdef FREELIST
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@ -847,7 +851,7 @@ int treeblocks(uchar device, uint keyblk, uint *blkcnt) {
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return -1;
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}
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*blkcnt = 1;
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for (i=0; i<256; ++i) {
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for (i = 0; i < 256; ++i) {
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p = buf2[i] + 256U * buf2[i+256];
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if (p) {
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if (saplingblocks(device, p, &b) == 0)
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@ -991,10 +995,10 @@ int subdirblocks(uchar device, uint keyblk, struct pd_dirent *ent,
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hdr->parentry = blkentries;
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}
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}
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if (parentlen != 0x27) {
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if (parentlen != ENTSZ) {
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err(NONFATAL, "Bad parent entry length");
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if (askfix() == 1) {
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hdr->parentlen = 0x27;
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hdr->parentlen = ENTSZ;
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}
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}
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dirname = buf + 0x05;
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@ -1040,8 +1044,7 @@ void enqueuesubdir(uint blocknum, uint subdiridx) {
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}
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/*
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* Read a directory, store the raw directory blocks in a linked list
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* and build filelist[] in preparation for sorting.
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* Read a directory, store the raw directory blocks in a linked list.
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* device is the device number containing the directory
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* blocknum is the block number of the first block of the directory
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*/
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@ -1060,12 +1063,21 @@ int readdir(uint device, uint blocknum) {
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numfiles = 0;
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blocks = (struct block*)malloc(sizeof(struct block));
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printf("FIRST BLOCK %d at %p\n", blocknum, blocks);
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if (!blocks)
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err(FATALALLOC, "No memory!");
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curblk = blocks;
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curblk->next = NULL;
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curblk->blocknum = blocknum;
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#ifdef AUXMEM
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curblk->data = auxalloc(BLKSZ);
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curblk->sorteddata = auxalloc(BLKSZ);
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// TODO ZERO sorteddata
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#else
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bzero(curblk->sorteddata, BLKSZ);
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#endif
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#ifdef FREELIST
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checkblock(blocknum, "Directory");
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#endif
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@ -1089,11 +1101,11 @@ int readdir(uint device, uint blocknum) {
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hline();
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#ifdef CHECK
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if (entsz != 0x27) {
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if (entsz != ENTSZ) {
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err(NONFATAL, "Error - bad entry size");
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return 1;
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}
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if (entperblk != 0x0d) {
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if (entperblk != ENTPERBLK) {
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err(NONFATAL, "Error - bad entries/block");
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return 1;
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}
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@ -1191,9 +1203,9 @@ int readdir(uint device, uint blocknum) {
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#endif
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blks = ent->blksused[0] + 256U * ent->blksused[1];
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eof = ent->eof[0] + 256L * ent->eof[1] + 65536L * ent->eof[2];
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for (i=0; i<NMLEN+1; ++i)
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for (i = 0; i < NMLEN + 1; ++i)
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filelist[numfiles].name[i] = '\0';
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for (i=0; i<(ent->typ_len & 0x0f); ++i)
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for (i = 0; i < (ent->typ_len & 0x0f); ++i)
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filelist[numfiles].name[i] = namebuf[i];
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filelist[numfiles].type = ent->type;
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filelist[numfiles].blockidx = blkcnt;
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@ -1285,30 +1297,40 @@ int readdir(uint device, uint blocknum) {
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++entries;
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}
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if (blkentries == entperblk) {
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blocknum = dirblkbuf[0x02] + 256U * dirblkbuf[0x03];
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if (blocknum == 0) {
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break;
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}
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curblk->next = (struct block*)malloc(sizeof(struct block));
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if (!curblk->next)
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err(FATALALLOC, "No memory!");
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curblk = curblk->next;
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curblk->next = NULL;
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curblk->blocknum = blocknum;
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++blkcnt;
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#ifdef FREELIST
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checkblock(blocknum, "Directory");
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#endif
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#ifdef AUXMEM
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copyaux(dirblkbuf, curblk->data, BLKSZ, TOAUX);
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bzero(dirblkbuf + PTRSZ, BLKSZ - PTRSZ);
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copyaux(dirblkbuf, curblk->sorteddata, BLKSZ, TOAUX);
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#else
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memcpy(curblk->data, dirblkbuf, BLKSZ);
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bzero(dirblkbuf + PTRSZ, BLKSZ - PTRSZ);
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////// bzero(dirblkbuf + PTRSZ, BLKSZ - PTRSZ);
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memcpy(curblk->sorteddata, dirblkbuf, PTRSZ);
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#endif
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if ( readdiskblock(device, blocknum, dirblkbuf) == -1) {
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blocknum = dirblkbuf[0x02] + 256U * dirblkbuf[0x03];
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if (blocknum == 0) {
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break;
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}
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curblk->next = (struct block*)malloc(sizeof(struct block));
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printf("NEXT BLOCK %d at %p\n", blocknum, curblk->next);
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if (!curblk->next)
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err(FATALALLOC, "No memory!");
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curblk = curblk->next;
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curblk->next = NULL;
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curblk->blocknum = blocknum;
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++blkcnt;
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#ifdef AUXMEM
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curblk->data = auxalloc(BLKSZ);
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curblk->sorteddata = auxalloc(BLKSZ);
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// TODO: Zero sorteddata
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#else
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bzero(curblk->sorteddata, BLKSZ);
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#endif
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#ifdef FREELIST
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checkblock(blocknum, "Directory");
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#endif
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if (readdiskblock(device, blocknum, dirblkbuf) == -1) {
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err(NONFATAL,"Error reading dir blk %d",
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blkcnt);
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return 1;
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@ -1335,13 +1357,78 @@ int readdir(uint device, uint blocknum) {
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copyaux(dirblkbuf, curblk->sorteddata, BLKSZ, TOAUX);
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#else
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memcpy(curblk->data, dirblkbuf, BLKSZ);
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bzero(dirblkbuf + PTRSZ, BLKSZ - PTRSZ);
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//// bzero(dirblkbuf + PTRSZ, BLKSZ - PTRSZ);
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memcpy(curblk->sorteddata, dirblkbuf, PTRSZ);
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#endif
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return errcount - errsbefore;
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}
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/*
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* Build filelist[] which the table used by the sorting algorithm.
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*/
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#if 0
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void buildsorttable() {
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static char namebuf[NMLEN+1];
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uint off, blks, eof;
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uchar entry, i;
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struct datetime dt;
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struct pd_dirent *ent;
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uint idx = 0;
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struct block *b = blocks;
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uchar firstent = 1; /* Skip first entry of first block */
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uchar blkidx = 0;
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while (b) {
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#ifdef AUXMEM
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copyaux(b->data, dirblkbuf, BLKSZ, FROMAUX);
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#else
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memcpy(dirblkbuf, b->data, BLKSZ);
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#endif
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for (entry = firstent; entry < ENTPERBLK; ++entry) {
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printf("blk %u entry %u\n", blkidx, entry);
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off = PTRSZ + entry * ENTSZ;
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ent = (struct pd_dirent*)(dirblkbuf + off);
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if (ent->typ_len != 0) {
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blks = ent->blksused[0] + 256U * ent->blksused[1];
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eof = ent->eof[0] + 256L * ent->eof[1] + 65536L * ent->eof[2];
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fixcase(ent->name, namebuf,
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ent->vers, ent->minvers, ent->typ_len & 0x0f);
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printf("%u %u - ", blkidx, entry);
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fputs(namebuf,stdout);
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printf(" %u %u\n", blks, eof);
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for (i = 0; i < NMLEN + 1; ++i)
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filelist[idx].name[i] = '\0';
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//bzero(filelist[idx].name, NMLEN + 1);
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for (i = 0; i < (ent->typ_len & 0x0f); ++i)
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filelist[idx].name[i] = namebuf[i];
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filelist[idx].type = ent->type;
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filelist[idx].blockidx = blkidx;
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filelist[idx].entrynum = entry;
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filelist[idx].blocks = blks;
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filelist[idx].eof = eof;
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readdatetime(do_ctime ? ent->ctime : ent->mtime, &dt);
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sprintf(filelist[idx].datetime,
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"%04d-%02d-%02d %02d:%02d %s",
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dt.year, dt.month, dt.day, dt.hour, dt.minute,
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(dt.ispd25format ? "*" : " "));
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++idx;
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}
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}
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b = b->next;
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++blkidx;
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firstent = 0;
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}
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numfiles = idx - 1;
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}
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#endif
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#ifdef SORT
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/*
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* Compare - filename sort in ascending order
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@ -1510,7 +1597,7 @@ void sortlist(char s) {
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#ifndef SORT
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return;
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#else
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for (i=0; i<numfiles; ++i) {
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for (i = 0; i < numfiles; ++i) {
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filelist[i].order = i;
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}
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switch (s) {
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@ -1591,7 +1678,7 @@ void printlist(void) {
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puts("Created");
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else
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puts("Modified");
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for (i=0; i<numfiles; ++i) {
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for (i = 0; i < numfiles; ++i) {
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printf(" %03u %02u %02x : %s",
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filelist[i].blockidx,
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filelist[i].entrynum,
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@ -1612,7 +1699,7 @@ void printlist(void) {
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uint blockidxtoblocknum(uint idx) {
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uint i;
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struct block *p = blocks;
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for (i=1; i<idx; ++i)
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for (i = 1; i < idx; ++i)
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if (p)
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p = p->next;
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else
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@ -1683,7 +1770,7 @@ void sortblocks(uint device) {
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uchar destblk = 1;
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uchar destentry = 2; /* Skip header on first block */
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copyent(1, 1, 1, 1, device); /* Copy directory header */
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for(i=0; i<numfiles; ++i) {
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for(i = 0; i < numfiles; ++i) {
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if (dodebug)
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puts(filelist[i].name);
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copyent(filelist[i].blockidx, filelist[i].entrynum,
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@ -1699,18 +1786,19 @@ void sortblocks(uint device) {
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* Write out the sorted directory
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*/
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int writedir(uchar device) {
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struct block *i = blocks;
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while (i) {
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struct block *b = blocks;
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while (b) {
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printf("WRITING BLOCK %d from %p\n", b->blocknum, b);
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#ifdef AUXMEM
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copyaux(i->sorteddata, dirblkbuf, BLKSZ, FROMAUX);
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if (writediskblock(device, i->blocknum, dirblkbuf) == -1) {
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copyaux(b->sorteddata, dirblkbuf, BLKSZ, FROMAUX);
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if (writediskblock(device, b->blocknum, dirblkbuf) == -1) {
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#else
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if (writediskblock(device, i->blocknum, i->sorteddata) == -1) {
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if (writediskblock(device, b->blocknum, b->sorteddata) == -1) {
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#endif
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err(NONFATAL, "Can't write block %u", i->blocknum);
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err(NONFATAL, "Can't write block %u", b->blocknum);
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return 1;
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}
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i = i->next;
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b = b->next;
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}
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return 0;
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}
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@ -1734,7 +1822,7 @@ void interactive(void) {
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doverbose = 1;
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|
||||
puts("S O R T D I R v0.56 alpha Use ^ to return to previous question");
|
||||
puts("S O R T D I R v0.57 alpha Use ^ to return to previous question");
|
||||
|
||||
q1:
|
||||
fputs("\nEnter path (e.g.: /H1) of starting directory> ", stdout);
|
||||
@ -1853,6 +1941,7 @@ void processdir(uint device, uint blocknum) {
|
||||
uchar i, errs;
|
||||
flushall();
|
||||
errs = readdir(device, blocknum);
|
||||
//buildsorttable();
|
||||
// if (doverbose) {
|
||||
// printlist();
|
||||
// }
|
||||
@ -1863,7 +1952,7 @@ void processdir(uint device, uint blocknum) {
|
||||
if (strlen(sortopts) > 0) {
|
||||
if (doverbose)
|
||||
fputs("Sorting: ", stdout);
|
||||
for (i=0; i<strlen(sortopts); ++i) {
|
||||
for (i = 0; i < strlen(sortopts); ++i) {
|
||||
if (doverbose)
|
||||
printf("[%c] ", sortopts[i]);
|
||||
sortlist(sortopts[i]);
|
||||
@ -1898,13 +1987,13 @@ void checkfreeandused(uchar device) {
|
||||
#ifdef FREELIST
|
||||
uint i, freeblks = 0;
|
||||
printf("Total blks\t%u\n", totblks);
|
||||
for (i=0; i<totblks; ++i)
|
||||
for (i = 0; i < totblks; ++i)
|
||||
if (isfree(i))
|
||||
++freeblks;
|
||||
printf("Free blks\t%u\n", freeblks);
|
||||
// printf("Percentage full\t\t%.1f\n",
|
||||
// 100.0 * (float)(totblks - freeblks) / totblks);
|
||||
for (i=0; i<totblks; ++i) {
|
||||
for (i = 0; i < totblks; ++i) {
|
||||
uint idx = i / 8;
|
||||
if (!(freelist[idx] ^ usedlist[i])) /* Speed-up */
|
||||
continue;
|
||||
@ -1955,7 +2044,7 @@ void zeroblock(uchar device, uint blocknum) {
|
||||
void zerofreeblocks(uchar device, uint freeblks) {
|
||||
uint i, step = freeblks / 60, ctr = 0;
|
||||
puts("Zeroing free blocks ...");
|
||||
for (i=0; i<totblks; ++i)
|
||||
for (i = 0; i < totblks; ++i)
|
||||
if (isfree(i)) {
|
||||
zeroblock(device, i);
|
||||
++ctr;
|
||||
|
BIN
sortdir.po
BIN
sortdir.po
Binary file not shown.
Loading…
Reference in New Issue
Block a user