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win32 host mli support

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this also moves a lot of common host_fst / host_mli / win_host_fst into host_common / unix_host_common / win32_host_common

Currently untested.
This commit is contained in:
Kelvin Sherlock 2018-08-23 00:38:53 -04:00
parent 81c4215595
commit 192cfc724b
7 changed files with 1630 additions and 1757 deletions
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466
src/host_common.c
View File

@ -14,47 +14,14 @@
#include "gsos.h"
#include "fst.h"
#ifdef _WIN32
#include <Windows.h>
#endif
#include "host_common.h"
#if defined(__APPLE__)
#include <sys/xattr.h>
#include <sys/attr.h>
#include <sys/paths.h>
#endif
#ifdef __linux__
#include <sys/xattr.h>
#endif
#if defined(_WIN32) || defined(WIN_SDL)
#include <io.h>
#include <sys/xattr.h>
#endif
#if defined(__FreeBSD__)
#include <sys/types.h>
#include <sys/extattr.h>
#endif
#if defined(_AIX)
#include <sys/ea.h>
#endif
#ifndef XATTR_FINDERINFO_NAME
#define XATTR_FINDERINFO_NAME "com.apple.FinderInfo"
#endif
#ifndef XATTR_RESOURCEFORK_NAME
#define XATTR_RESOURCEFORK_NAME "com.apple.ResourceFork"
#endif
ino_t root_ino = 0;
dev_t root_dev = 0;
char *host_root = NULL;
int host_read_only = 0;
char *g_cfg_host_path = ""; // must not be null.
int g_cfg_host_read_only = 0;
@ -64,42 +31,6 @@ int g_cfg_host_merlin = 0;
unsigned host_startup(void) {
struct stat st;
if (!g_cfg_host_path) return invalidFSTop;
if (!*g_cfg_host_path) return invalidFSTop;
if (host_root) free(host_root);
host_root = strdup(g_cfg_host_path);
host_read_only = g_cfg_host_read_only;
if (stat(host_root, &st) < 0) {
fprintf(stderr, "%s does not exist\n", host_root);
return invalidFSTop;
}
if (!S_ISDIR(st.st_mode)) {
fprintf(stderr, "%s is not a directory\n", host_root);
return invalidFSTop;
}
root_ino = st.st_ino;
root_dev = st.st_dev;
return 0;
}
void host_shutdown(void) {
if (host_root) free(host_root);
host_root = NULL;
root_ino = 0;
root_dev = 0;
}
int host_is_root(struct stat *st) {
return st->st_ino == root_ino && st->st_dev == root_dev;
}
/*
@ -245,7 +176,9 @@ word32 host_map_errno(int xerrno) {
case 0: return 0;
case EBADF:
return invalidAccess;
#ifdef EDQUOT
case EDQUOT:
#endif
case EFBIG:
return volumeFull;
case ENOENT:
@ -438,7 +371,7 @@ static int hex(byte c) {
}
static int finder_info_to_filetype(const byte *buffer, word16 *file_type, word32 *aux_type) {
int host_finder_info_to_filetype(const byte *buffer, word16 *file_type, word32 *aux_type) {
if (!memcmp("pdos", buffer + 4, 4))
{
@ -552,68 +485,6 @@ int host_file_type_to_finder_info(byte *buffer, word16 file_type, word32 aux_typ
}
#if defined(__APPLE__)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
ssize_t tmp;
tmp = getxattr(path, XATTR_RESOURCEFORK_NAME, NULL, 0, 0, 0);
if (tmp < 0) tmp = 0;
fi->resource_eof = tmp;
fi->resource_blocks = (tmp + 511) / 512;
tmp = getxattr(path, XATTR_FINDERINFO_NAME, fi->finder_info, 32, 0, 0);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
}
#elif defined(__sun)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
struct stat st;
// can't stat an xattr directly?
int fd;
fd = attropen(path, XATTR_RESOURCEFORK_NAME, O_RDONLY);
if (fd >= 0) {
if (fstat(fd, &st) == 0) {
fi->resource_eof = st.st_size;
fi->resource_blocks = st.st_blocks;
}
close(fd);
}
fd = attropen(path, XATTR_FINDERINFO_NAME, O_RDONLY);
if (fd >= 0) {
int tmp = read(fd, fi->finder_info, 32);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
close(fd);
}
}
#elif defined(__linux__)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
ssize_t tmp;
tmp = getxattr(path, "user.com.apple.ResourceFork", NULL, 0);
if (tmp < 0) tmp = 0;
fi->resource_eof = tmp;
fi->resource_blocks = (tmp + 511) / 512;
tmp = getxattr(path, "user.com.apple.FinderInfo", fi->finder_info, 32);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
}
#else
void host_get_file_xinfo(const char *path, struct file_info *fi) {
}
#endif
#undef _
#define _(a, b, c) { a, sizeof(a) - 1, b, c }
@ -646,311 +517,31 @@ static struct ftype_entry prefixes[] = {
#undef _
word32 host_get_file_info(const char *path, struct file_info *fi) {
struct stat st;
memset(fi, 0, sizeof(*fi));
void host_synthesize_file_xinfo(const char *path, struct file_info *fi) {
int ok = stat(path, &st);
if (ok < 0) return host_map_errno(errno);
/* guess the file type / auxtype based on extension */
int n;
const char *dot = NULL;
const char *slash = NULL;
fi->eof = st.st_size;
fi->blocks = st.st_blocks;
fi->create_date = st.st_ctime;
fi->modified_date = st.st_mtime;
#if defined(__APPLE__)
fi->create_date = st.st_birthtime;
#endif
fi->st_mode = st.st_mode;
if (S_ISDIR(st.st_mode)) {
fi->storage_type = directoryFile;
fi->file_type = 0x0f;
if (host_is_root(&st))
fi->storage_type = 0x0f;
} else if (S_ISREG(st.st_mode)) {
fi->file_type = 0x06;
if (st.st_size < 0x200) fi->storage_type = seedling;
else if (st.st_size < 0x20000) fi->storage_type = sapling;
else fi->storage_type = tree;
} else {
fi->storage_type = st.st_mode & S_IFMT;
fi->file_type = 0;
for(n = 0;; ++n) {
char c = path[n];
if (c == 0) break;
else if (c == '/') { slash = path + n + 1; dot = NULL; }
else if (c == '.') dot = path + n + 1;
}
// 0x01 = read enable
// 0x02 = write enable
// 0x04 = invisible
// 0x08 = reserved
// 0x10 = reserved
// 0x20 = backup needed
// 0x40 = rename enable
// 0x80 = destroy enable
fi->access = 0xc3; // placeholder...
if (S_ISREG(st.st_mode)) {
host_get_file_xinfo(path, fi);
if (!fi->has_fi) {
/* guess the file type / auxtype based on extension */
int n;
const char *dot = NULL;
const char *slash = NULL;
for(n = 0;; ++n) {
char c = path[n];
if (c == 0) break;
else if (c == '/') { slash = path + n + 1; dot = NULL; }
else if (c == '.') dot = path + n + 1;
}
if (dot && *dot) {
for (n = 0; n < sizeof(suffixes) / sizeof(suffixes[0]); ++n) {
if (!suffixes[n].ext) break;
if (!strcasecmp(dot, suffixes[n].ext)) {
fi->file_type = suffixes[n].file_type;
fi->aux_type = suffixes[n].aux_type;
break;
}
}
if (dot && *dot) {
for (n = 0; n < sizeof(suffixes) / sizeof(suffixes[0]); ++n) {
if (!suffixes[n].ext) break;
if (!strcasecmp(dot, suffixes[n].ext)) {
fi->file_type = suffixes[n].file_type;
fi->aux_type = suffixes[n].aux_type;
return;
}
}
}
// get file type/aux type
if (fi->resource_eof) fi->storage_type = extendedFile;
return 0;
}
#if defined(__APPLE__)
word32 host_set_file_info(const char *path, struct file_info *fi) {
int ok;
struct attrlist list;
unsigned i = 0;
struct timespec dates[2];
if (fi->has_fi && fi->storage_type != 0x0d) {
ok = setxattr(path, XATTR_FINDERINFO_NAME, fi->finder_info, 32, 0, 0);
if (ok < 0) return host_map_errno(errno);
}
memset(&list, 0, sizeof(list));
memset(dates, 0, sizeof(dates));
list.bitmapcount = ATTR_BIT_MAP_COUNT;
list.commonattr = 0;
if (fi->create_date)
{
dates[i++].tv_sec = fi->create_date;
list.commonattr |= ATTR_CMN_CRTIME;
}
if (fi->modified_date)
{
dates[i++].tv_sec = fi->modified_date;
list.commonattr |= ATTR_CMN_MODTIME;
}
ok = 0;
if (i) ok = setattrlist(path, &list, dates, i * sizeof(struct timespec), 0);
return 0;
}
#elif defined(__sun)
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->has_fi && fi->storage_type != 0x0d) {
int fd = attropen(path, XATTR_FINDERINFO_NAME, O_WRONLY | O_CREAT, 0666);
if (fd < 0) return host_map_errno(errno);
write(fd, fi->finder_info, 32);
close(fd);
}
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
//times[0] = 0; // access
times[1].tv_sec = fi.modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#elif defined(__linux__)
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->has_fi && fi->storage_type != 0x0d) {
int ok = setxattr(path, "user.apple.FinderInfo", fi->finder_info, 32, 0);
if (ok < 0) return host_map_errno(errno);
}
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
//times[0] = 0; // access
times[1].tv_sec = fi->modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#else
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
times[0] = 0; // access
times[1].tv_sec = fi->modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#endif
/*
* Date/time conversion
*/
/*
* converts time_t to a gs/os readhextime date/time record.
*/
void host_set_date_time_rec(word32 ptr, time_t time) {
if (time == 0) {
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
return;
}
struct tm *tm = localtime(&time);
if (tm->tm_sec == 60) tm->tm_sec = 59; /* leap second */
set_memory_c(ptr++, tm->tm_sec, 0);
set_memory_c(ptr++, tm->tm_min, 0);
set_memory_c(ptr++, tm->tm_hour, 0);
set_memory_c(ptr++, tm->tm_year, 0);
set_memory_c(ptr++, tm->tm_mday - 1, 0);
set_memory_c(ptr++, tm->tm_mon, 0);
set_memory_c(ptr++, 0, 0);
set_memory_c(ptr++, tm->tm_wday + 1, 0);
}
/*
* converts time_t to a prodos16 date/time record.
*/
void host_set_date_time(word32 ptr, time_t time) {
if (time == 0) {
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
return;
}
struct tm *tm = localtime(&time);
word16 tmp = 0;
tmp |= (tm->tm_year % 100) << 9;
tmp |= tm->tm_mon << 5;
tmp |= tm->tm_mday;
set_memory16_c(ptr, tmp, 0);
ptr += 2;
tmp = 0;
tmp |= tm->tm_hour << 8;
tmp |= tm->tm_min;
set_memory16_c(ptr, tmp, 0);
}
word32 host_convert_date_time(time_t time) {
if (time == 0) return 0;
struct tm *tm = localtime(&time);
word16 dd = 0;
dd |= (tm->tm_year % 100) << 9;
dd |= tm->tm_mon << 5;
dd |= tm->tm_mday;
word16 tt = 0;
tt |= tm->tm_hour << 8;
tt |= tm->tm_min;
return (tt << 16) | dd;
}
time_t host_get_date_time(word32 ptr) {
word16 a = get_memory16_c(ptr + 0, 0);
word16 b = get_memory16_c(ptr + 2, 0);
if (!a && !b) return 0;
struct tm tm;
memset(&tm, 0, sizeof(tm));
tm.tm_year = (a >> 9) & 0x7f;
tm.tm_mon = ((a >> 5) & 0x0f) - 1;
tm.tm_mday = (a >> 0) & 0x1f;
tm.tm_hour = (b >> 8) & 0x1f;
tm.tm_min = (b >> 0) & 0x3f;
tm.tm_sec = 0;
tm.tm_isdst = -1;
// 00 - 39 => 2000-2039
// 40 - 99 => 1940-1999
if (tm.tm_year < 40) tm.tm_year += 100;
return mktime(&tm);
}
time_t host_get_date_time_rec(word32 ptr) {
byte buffer[8];
for (int i = 0; i < 8; ++i) buffer[i] = get_memory_c(ptr++, 0);
if (!memcmp(buffer, "\x00\x00\x00\x00\x00\x00\x00\x00", 8)) return 0;
struct tm tm;
memset(&tm, 0, sizeof(tm));
tm.tm_sec = buffer[0];
tm.tm_min = buffer[1];
tm.tm_hour = buffer[2];
tm.tm_year = buffer[3];
tm.tm_mday = buffer[4] + 1;
tm.tm_mon = buffer[5];
tm.tm_isdst = -1;
return mktime(&tm);
return;
}
@ -1028,3 +619,10 @@ void host_hexdump_native(void *data, unsigned address, int size) {
}
printf("\n");
}
void host_free_directory(char **data, size_t count) {
for (int i = 0; i < count; ++i) free(data[i]);
free(data);
}

80
src/host_common.h
View File

@ -1,3 +1,41 @@
#ifdef _WIN32
#include <stdint.h>
#pragma pack(push, 2)
struct AFP_Info {
uint32_t magic;
uint32_t version;
uint32_t file_id;
uint32_t backup_date;
uint8_t finder_info[32];
uint16_t prodos_file_type;
uint32_t prodos_aux_type;
uint8_t reserved[6];
};
#pragma pack(pop)
void afp_init(struct AFP_Info *info, word16 file_type, word32 aux_type);
BOOL afp_verify(struct AFP_Info *info);
int afp_to_filetype(struct AFP_Info *info, word16 *file_type, word32 *aux_type);
enum { prefer_prodos, prefer_hfs };
void afp_synchronize(struct AFP_Info *info, int preference);
#endif
#ifdef _WIN32
typedef FILETIME host_time_t;
typedef struct AFP_Info host_finder_info_t;
#else
typedef time_t host_time_t;
typedef unsigned char host_finder_info_t[32];
#endif
enum {
file_non,
file_regular,
@ -15,8 +53,8 @@ enum {
struct file_info {
time_t create_date;
time_t modified_date;
host_time_t create_date;
host_time_t modified_date;
word16 access;
word16 storage_type;
word16 file_type;
@ -25,9 +63,12 @@ struct file_info {
word32 blocks;
word32 resource_eof;
word32 resource_blocks;
mode_t st_mode;
int has_fi;
#ifdef _WIN32
struct AFP_Info afp;
#else
byte finder_info[32];
#endif
};
@ -53,6 +94,7 @@ enum {
N = 0x80
};
extern char *g_cfg_host_path;
extern int g_cfg_host_read_only;
extern int g_cfg_host_crlf;
extern int g_cfg_host_merlin;
@ -61,7 +103,11 @@ extern char *host_root;
unsigned host_startup(void);
void host_shutdown(void);
#ifdef _WIN32
int host_is_root(const BY_HANDLE_FILE_INFORMATION *info);
#else
int host_is_root(struct stat *);
#endif
/* garbage collected string routines */
@ -82,24 +128,40 @@ word32 host_map_errno(int xerrno);
word32 host_map_errno_path(int xerrno, const char *path);
const char *host_error_name(word16 error);
/* file info */
#ifdef _WIN32
word32 host_map_win32_error(DWORD);
word32 host_map_win32_error_path(DWORD, const char *path);
#endif
/* file info */
int host_finder_info_to_filetype(const byte *buffer, word16 *file_type, word32 *aux_type);
int host_file_type_to_finder_info(byte *buffer, word16 file_type, word32 aux_type);
void host_get_file_xinfo(const char *path, struct file_info *fi);
word32 host_get_file_info(const char *path, struct file_info *fi);
word32 host_set_file_info(const char *path, struct file_info *fi);
/* guesses filetype/auxtype from extension */
void host_synthesize_file_xinfo(const char *path, struct file_info *fi);
void host_set_date_time_rec(word32 ptr, time_t time);
void host_set_date_time(word32 ptr, time_t time);
void host_set_date_time_rec(word32 ptr, host_time_t time);
void host_set_date_time(word32 ptr, host_time_t time);
time_t host_get_date_time(word32 ptr);
time_t host_get_date_time_rec(word32 ptr);
host_time_t host_get_date_time(word32 ptr);
host_time_t host_get_date_time_rec(word32 ptr);
/* convert to prodos date/time */
word32 host_convert_date_time(time_t time);
word32 host_convert_date_time(host_time_t time);
/* scan a directory, return array of char * */
unsigned host_scan_directory(const char *path, char ***out, size_t *entries, unsigned p8);
void host_free_directory(char **data, size_t count);
/* 0x01, 0x0d, 0x0f, 0 on error */
unsigned host_storage_type(const char *path, word16 *error_ptr);
void host_hexdump(word32 address, int size);
void host_hexdump_native(void *data, unsigned address, int size);

2
src/host_fst.c
View File

@ -893,7 +893,7 @@ static word32 fst_open(int class, const char *path) {
if (access > 3) return paramRangeErr;
// special access checks for directories.
if (S_ISDIR(fi.st_mode)) {
if (fi.storage_type == 0x0d || fi.storage_type == 0x0f) {
if (resource_number) return resForkNotFound;
switch (request_access) {
case readEnableAllowWrite:

461
src/host_mli.c
View File

@ -1,18 +1,23 @@
#define _BSD_SOURCE
#include <unistd.h>
#include <fcntl.h>
#include <dirent.h>
#include <errno.h>
#include <unistd.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include <libgen.h>
#ifdef _WIN32
#include <Windows.h>
#else
#include <dirent.h>
#include <fcntl.h>
#include <libgen.h>
#include <time.h>
#include <unistd.h>
#endif
#include <ctype.h>
#include <assert.h>
#include <ctype.h>
#include <errno.h>
#include <string.h>
#include "defc.h"
#include "gsos.h"
@ -75,47 +80,18 @@ enum {
QUIT = 0x65
};
#if 0
enum {
noError = 0x0000,
invalidCallNum = 0x01,
invalidPcount = 0x04,
intTableFull = 0x25,
ioError = 0x27,
noDevConnect = 0x28,
writeProtectErr = 0x2B,
diskSwitchErr = 0x2E,
badPathname = 0x40,
fcbFullErr = 0x42,
badFileRefNum = 0x43,
pathNotFound = 0x44,
volumeNotFound = 0x45,
fileNotFound = 0x46,
dupFileName = 0x47,
volumeFullErr = 0x48,
dirFullErr = 0x49,
versionErr = 0x4A,
badStoreType = 0x4B,
eofEncountered = 0x4C,
positionRangeErr = 0x4D,
accessErr = 0x4E,
fileOpenErr = 0x50,
dirDamaged = 0x51,
badVolType = 0x52,
paramRangeErr = 0x53,
vcbFullErr = 0x55,
badBufferAddress = 0x56,
dupVolumeErr = 0x57,
blkNumRangeErr = 0x5A
};
#endif
#define badBufferAddress 0x56
struct file_entry {
unsigned type;
unsigned translate;
#ifdef _WIN32
HANDLE h;
#else
int fd;
#endif
unsigned buffer;
unsigned level;
unsigned newline_mask;
@ -183,45 +159,6 @@ static char *is_host_path(unsigned pathname) {
}
static int scandir_sort(const struct dirent **a, const struct dirent **b) {
return strcasecmp((**a).d_name, (**b).d_name);
}
static int scandir_filter(const struct dirent *d) {
int i;
const char *name = d->d_name;
if (name[0] == '.') return 0;
for (i = 0;; ++i) {
unsigned char c = name[i];
if (c & 0x80) return 0;
if (c == 0) break;
}
if (i > 15) return 0;
return 1;
}
static int count_directory_entries(const char *path) {
DIR *dir;
int rv;
dir = opendir(path);
if (!dir) return 0;
for(rv = 0;;) {
struct dirent *dp = readdir(dir);
if (!dp) break;
if (!scandir_filter(dp)) continue;
++rv;
}
closedir(dir);
return rv;
}
static unsigned lowercase_bits(const char *name) {
unsigned rv = 0x8000;
unsigned bit = 0x4000;
@ -235,10 +172,10 @@ static unsigned lowercase_bits(const char *name) {
/* name is relative to the host directory. */
void *create_directory_file(const char *name, const char *path, unsigned *error_ptr, unsigned *block_ptr) {
void *create_directory_file(const char *name, const char *path, word16 *error_ptr, unsigned *block_ptr) {
byte *data;
byte *data = NULL;
int capacity = 0;
int count = 0;
unsigned offset = 0;
@ -249,15 +186,14 @@ void *create_directory_file(const char *name, const char *path, unsigned *error_
word32 w32;
struct dirent **entries = NULL;
int entry_count = 0;
entry_count = scandir(path, &entries, scandir_filter, scandir_sort);
if (entry_count < 0) {
*error_ptr = host_map_errno_path(errno, path);
goto exit;
char **entries = NULL;
size_t entry_count = 0;
terr = host_scan_directory(path, &entries, &entry_count, 1);
if (terr) {
*error_ptr = terr;
return NULL;
}
/* also need space for volume/directory header */
capacity = 1 + (1 + entry_count) / ENTRIES_PER_BLOCK;
capacity *= 512;
@ -276,8 +212,7 @@ void *create_directory_file(const char *name, const char *path, unsigned *error_
goto exit;
}
/* TODO -- this is wrong. */
/* trailing /s should be stripped */
/* trailing /s should already be stripped */
const char *base_name = strchr(name, '/');
base_name = base_name ? base_name + 1 : name;
if (!base_name || !*base_name) base_name = "HOST";
@ -351,7 +286,7 @@ void *create_directory_file(const char *name, const char *path, unsigned *error_
blocks = 1;
for (int j = 0; j < entry_count; ++j) {
char *name = entries[j]->d_name;
char *name = entries[j];
int len = strlen(name);
char *tmp = malloc(path_len + 2 + len);
if (!tmp) continue;
@ -428,12 +363,7 @@ void *create_directory_file(const char *name, const char *path, unsigned *error_
*block_ptr = blocks;
exit:
if (entries) {
for (i = 0; i < entry_count; ++i) {
free(entries[i]);
}
free(entries);
}
if (entries) host_free_directory(entries, entry_count);
return data;
}
@ -560,10 +490,25 @@ static int mli_create(unsigned dcb, const char *path) {
// todo -- remap access.
if (fi.storage_type == 0x0d) {
int ok = mkdir(path, 0777);
if (ok < 0)
#if _WIN32
if (!CreateDirectory(path, NULL))
return host_map_win32_error(GetLastError());
#else
if (mkdir(path, 0777) < 0)
return host_map_errno_path(errno, path);
#endif
} else {
#if _WIN32
HANDLE h = CreateFile(path, GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) return host_map_win32_error(GetLastError());
afp_init(&fi.afp, fi.file_type, fi.aux_type);
fi.has_fi = 1;
// set ftype, auxtype...
host_set_file_info(path, &fi);
CloseHandle(h);
#else
int fd = open(path, O_CREAT | O_EXCL | O_RDONLY, 0666);
if (fd < 0)
return host_map_errno_path(errno, path);
@ -572,49 +517,69 @@ static int mli_create(unsigned dcb, const char *path) {
fi.has_fi = 1;
host_set_file_info(path, &fi);
close(fd);
#endif
}
return 0;
}
static int mli_destroy(unsigned dcb, const char *path) {
/* can't delete the root directory */
struct stat st;
if (stat(path, &st) < 0) {
return host_map_errno_path(errno, path);
word16 terr = 0;
unsigned type = host_storage_type(path, &terr);
if (type == 0) return terr;
switch(type) {
case 0: return terr;
case 0x0f: return badPathSyntax; /* root directory */
case 0x0d:
#if _WIN32
if (!RemoveDirectory(path))
return host_map_win32_error(GetLastError());
#else
if (rmdir(path) < 0)
return host_map_errno_path(errno, path);
#endif
break;
case 1:
case 2:
case 3:
case 5:
#if _WIN32
if (!DeleteFile(path))
return host_map_win32_error(GetLastError());
#else
if (unlink(path) < 0)
return host_map_errno_path(errno, path);
#endif
default:
return badStoreType;
}
if (host_is_root(&st))
return badPathSyntax;
int ok = S_ISDIR(st.st_mode) ? rmdir(path) : unlink(path);
if (ok < 0) return host_map_errno(errno);
return 0;
}
static int mli_rename(unsigned dcb, const char *path1, const char *path2) {
/* can't rename the root directory */
struct stat st;
word16 terr = 0;
unsigned type;
if (!path1 || !path2) return badPathSyntax;
if (stat(path1, &st) < 0) {
return host_map_errno_path(errno, path1);
}
if (host_is_root(&st))
return badPathSyntax;
type = host_storage_type(path1, &terr);
if (!type) return terr;
if (type == 0x0f) return badPathSyntax;
type = host_storage_type(path2, &terr);
if (type) return dupPathname;
if (stat(path2, &st) == 0) {
return dupPathname;
}
if (host_is_root(&st))
return badPathSyntax;
int ok = rename(path1, path2);
if (ok < 0) return host_map_errno(errno);
#if _WIN32
if (!MoveFile(path1, path2))
return host_map_win32_error(GetLastError());
#else
if (rename(path1, path2) < 0)
return host_map_errno(errno);
#endif
return 0;
}
@ -649,9 +614,18 @@ static int mli_write(unsigned dcb, struct file_entry *file) {
break;
}
#if _WIN32
DWORD rv;
LARGE_INTEGER li;
li.QuadPart = file->mark;
if (!SetFilePointerEx(file->h, li, NULL, FILE_BEGIN))
return host_map_win32_error(GetLastError());
if (!WriteFile(file->h, data, request_count, &rv, NULL))
return host_map_win32_error(GetLastError());
#else
int rv = pwrite(file->fd, data, request_count, file->mark);
if (rv < 0) return host_map_errno(errno);
#endif
set_memory16_c(dcb + 6, rv, 0);
file->mark += rv;
@ -700,8 +674,20 @@ static int mli_read(unsigned dcb, struct file_entry *file) {
byte *data = host_gc_malloc(request_count);
if (!data) return drvrIOError;
#if _WIN32
LARGE_INTEGER li;
DWORD rv;
li.QuadPart = file->mark;
if (!SetFilePointerEx(file->h, li, NULL, FILE_BEGIN))
return host_map_win32_error(GetLastError());
if (!ReadFile(file->h, data, request_count, &rv, NULL))
return host_map_win32_error(GetLastError());
#else
int rv = pread(file->fd, data, request_count, file->mark);
if (rv < 0) return host_map_errno(errno);
#endif
if (rv == 0) return eofEncountered;
count = rv;
@ -752,6 +738,10 @@ static int mli_set_buf(unsigned dcb, struct file_entry *file) {
static int mli_get_eof(unsigned dcb, struct file_entry *file) {
off_t eof = 0;
#if _WIN32
LARGE_INTEGER tmp;
#endif
switch (file->type) {
default:
@ -762,8 +752,14 @@ static int mli_get_eof(unsigned dcb, struct file_entry *file) {
break;
case file_regular:
#if _WIN32
if (!GetFileSizeEx(file->h, &tmp))
return host_map_win32_error(GetLastError());
eof = tmp.QuadPart;
#else
eof = lseek(file->fd, SEEK_END, 0);
if (eof < 0) return host_map_errno(errno);
#endif
break;
}
if (eof > 0xffffff) return outOfRange;
@ -775,6 +771,9 @@ static int mli_get_eof(unsigned dcb, struct file_entry *file) {
static int mli_set_eof(unsigned dcb, struct file_entry *file) {
off_t eof = get_memory24_c(dcb + 2, 0);
#if _WIN32
LARGE_INTEGER tmp;
#endif
switch (file->type) {
default:
@ -785,8 +784,16 @@ static int mli_set_eof(unsigned dcb, struct file_entry *file) {
break;
case file_regular:
#if _WIN32
tmp.QuadPart = eof;
if (!SetFilePointerEx(file->h, tmp, NULL, FILE_BEGIN))
return host_map_win32_error(GetLastError());
if (!SetEndOfFile(file->h))
return host_map_win32_error(GetLastError());
#else
if (ftruncate(file->fd, eof) < 0)
return host_map_errno(errno);
#endif
break;
}
return 0;
@ -814,6 +821,11 @@ static int mli_get_mark(unsigned dcb, struct file_entry *file) {
static int mli_set_mark(unsigned dcb, struct file_entry *file) {
off_t eof = 0;
#if _WIN32
LARGE_INTEGER tmp;
#endif
word32 position = get_memory24_c(dcb + 2, 0);
switch (file->type) {
@ -823,8 +835,14 @@ static int mli_set_mark(unsigned dcb, struct file_entry *file) {
eof = file->eof;
break;
case file_regular:
#if _WIN32
if (!GetFileSizeEx(file->h, &tmp))
return host_map_win32_error(GetLastError());
eof = tmp.QuadPart;
#else
eof = lseek(file->fd, SEEK_END, 0);
if (eof < 0) return host_map_errno(errno);
#endif
break;
}
@ -842,6 +860,54 @@ static int mli_newline(unsigned dcb, struct file_entry *file) {
return 0;
}
#ifdef _WIN32
static word16 file_close(struct file_entry *file) {
if (!file->type) return invalidRefNum;
if (file->h != INVALID_HANDLE_VALUE) CloseHandle(file->h);
if (file->directory_buffer) free(file->directory_buffer);
memset(file, 0, sizeof(*file));
file->h = INVALID_HANDLE_VALUE;
return 0;
}
static word16 file_flush(struct file_entry *file) {
if (!file->type) return invalidRefNum;
if (file->h != INVALID_HANDLE_VALUE)
FlushFileBuffers(file->h);
return 0;
}
#else
static word16 file_close(struct file_entry *file) {
if (!file->type) return invalidRefNum;
if (file->fd >= 0) close(file->fd);
if (file->directory_buffer) free(file->directory_buffer);
memset(file, 0, sizeof(*file));
file->fd = -1;
return 0;
}
static word16 file_flush(struct file_entry *file) {
if (!file->type) return invalidRefNum;
if (file->fd >= 0)
fsync(file->fd);
return 0;
}
#endif
static int mli_close(unsigned dcb, struct file_entry *file) {
if (!file) {
@ -851,18 +917,12 @@ static int mli_close(unsigned dcb, struct file_entry *file) {
file = &files[i];
if (!file->type) continue;
if (file->level < level) continue;
mli_close(dcb, file);
file_close(file);
}
return -1; /* pass to prodos mli */
}
if (!file->type) return invalidRefNum;
if (file->fd >= 0) close(file->fd);
if (file->directory_buffer) free(file->directory_buffer);
memset(file, 0, sizeof(*file));
file->fd = -1;
return 0;
return file_close(file);
}
@ -876,16 +936,11 @@ static int mli_flush(unsigned dcb, struct file_entry *file) {
if (!file->type) continue;
if (file->level < level) continue;
if (file->fd >= 0)
fsync(file->fd);
file_flush(file);
}
return -1; /* pass to prodos mli */
}
if (!file->type) return invalidRefNum;
if (file->fd >= 0) fsync(file->fd);
return 0;
return file_flush(file);
}
@ -898,10 +953,23 @@ static int mli_quit(unsigned dcb) {
for (i = 0; i < MAX_FILES; ++i) {
struct file_entry *file = &files[i];
if (!file->type) continue;
if (file->fd >= 0) close(file->fd);
#if _WIN32
if (file->h != INVALID_HANDLE_VALUE) CloseHandle(file->h);
#else
if (file->fd >= 0) close(file->fd);
#endif
if (file->directory_buffer) free(file->directory_buffer);
memset(file, 0, sizeof(*file));
file->fd = -1;
#if _WIN32
file->h = INVALID_HANDLE_VALUE;
#else
file->fd = -1;
#endif
}
/* need a better way to know... */
/* host_shutdown(); */
@ -909,11 +977,51 @@ static int mli_quit(unsigned dcb) {
}
static int mli_open(unsigned dcb, const char *name, const char *path) {
#if _WIN32
static word16 file_open(const char *path, struct file_entry *file) {
HANDLE h;
if (g_cfg_host_read_only) {
h = CreateFile(path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
} else {
h = CreateFile(path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) {
h = CreateFile(path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
}
}
if (h == INVALID_HANDLE_VALUE) return host_map_win32_error(GetLastError());
file->h = h;
return 0;
}
#else
static word16 file_open(const char *path, struct file_entry *file) {
int fd;
if (g_cfg_host_read_only) {
fd = open(path, O_RDONLY | O_NONBLOCK);
} else {
fd = open(path, O_RDWR | O_NONBLOCK);
if (fd < 0) {
fd = open(path, O_RDONLY | O_NONBLOCK);
}
}
if (fd < 0) return host_map_errno_path(errno, path);
file->fd = fd;
return 0;
}
#endif
static int mli_open(unsigned dcb, const char *name, const char *path) {
int refnum = 0;
unsigned type;
struct file_entry *file = NULL;
for (unsigned i = 0; i < MAX_FILES; ++i) {
@ -929,44 +1037,24 @@ static int mli_open(unsigned dcb, const char *name, const char *path) {
//if (buffer == 0) return badBufferAddress;
if (buffer & 0xff) return badBufferAddress;
if (g_cfg_host_read_only) {
fd = open(path, O_RDONLY | O_NONBLOCK);
} else {
fd = open(path, O_RDWR | O_NONBLOCK);
if (fd < 0) {
if (errno == EACCES || errno == EISDIR)
fd = open(path, O_RDONLY | O_NONBLOCK);
}
}
if (fd < 0) {
return host_map_errno_path(errno, path);
}
struct file_info fi;
unsigned terr = host_get_file_info(path, &fi);
if (terr) {
close(fd);
return terr;
}
word16 terr = host_get_file_info(path, &fi);
if (terr) return terr;
type = 0;
if (S_ISDIR(fi.st_mode)) {
unsigned blocks;
unsigned error;
void *tmp;
type = file_directory;
tmp = create_directory_file(name, path, &error, &blocks);
close(fd);
fd = -1;
if (!tmp) return error;
file->directory_buffer = tmp;
file->eof = blocks * 512;
} else if (S_ISREG(fi.st_mode)) {
if (fi.storage_type == 0x0f || fi.storage_type == 0x0d) {
unsigned blocks;
void *tmp;
tmp = create_directory_file(name, path, &terr, &blocks);
if (!tmp) return terr;
file->type = file_directory;
file->directory_buffer = tmp;
file->eof = blocks * 512;
} else {
terr = file_open(path, file);
if (terr) return terr;
type = file_regular;
file->type = file_regular;
if (g_cfg_host_crlf) {
if (fi.file_type == 0x04 || fi.file_type == 0xb0)
@ -978,17 +1066,10 @@ static int mli_open(unsigned dcb, const char *name, const char *path) {
if (n >= 3 && path[n-1] == 'S' && path[n-2] == '.')
file->translate = translate_merlin;
}
} else {
close(fd);
return badStoreType;
}
file->type = type;
file->level = get_memory_c(LEVEL, 0);
file->buffer = buffer;
file->fd = fd;
file->type = type;
file->mark = 0;
set_memory_c(dcb + 5, refnum, 0);
return 0;

510
src/unix_host_common.c Normal file
View File

@ -0,0 +1,510 @@
#define _BSD_SOURCE
#include <time.h>
#include <sys/time.h>
#include <dirent.h>
#include <ctype.h>
#if defined(__APPLE__)
#include <sys/xattr.h>
#include <sys/attr.h>
#include <sys/paths.h>
#endif
#ifdef __linux__
#include <sys/xattr.h>
#endif
#if defined(__FreeBSD__)
#include <sys/types.h>
#include <sys/extattr.h>
#endif
#if defined(_AIX)
#include <sys/ea.h>
#endif
#ifndef XATTR_FINDERINFO_NAME
#define XATTR_FINDERINFO_NAME "com.apple.FinderInfo"
#endif
#ifndef XATTR_RESOURCEFORK_NAME
#define XATTR_RESOURCEFORK_NAME "com.apple.ResourceFork"
#endif
#include "defc.h"
#include "gsos.h"
#include "host_common.h"
static ino_t root_ino = 0;
static dev_t root_dev = 0;
unsigned host_startup(void) {
struct stat st;
if (!g_cfg_host_path) return invalidFSTop;
if (!*g_cfg_host_path) return invalidFSTop;
if (host_root) free(host_root);
host_root = strdup(g_cfg_host_path);
if (stat(host_root, &st) < 0) {
fprintf(stderr, "%s does not exist\n", host_root);
return invalidFSTop;
}
if (!S_ISDIR(st.st_mode)) {
fprintf(stderr, "%s is not a directory\n", host_root);
return invalidFSTop;
}
root_ino = st.st_ino;
root_dev = st.st_dev;
return 0;
}
void host_shutdown(void) {
if (host_root) free(host_root);
host_root = NULL;
root_ino = 0;
root_dev = 0;
}
int host_is_root(struct stat *st) {
return st->st_ino == root_ino && st->st_dev == root_dev;
}
/*
* Date/time conversion
*/
/*
* converts time_t to a gs/os readhextime date/time record.
*/
void host_set_date_time_rec(word32 ptr, time_t time) {
if (time == 0) {
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
return;
}
struct tm *tm = localtime(&time);
if (tm->tm_sec == 60) tm->tm_sec = 59; /* leap second */
set_memory_c(ptr++, tm->tm_sec, 0);
set_memory_c(ptr++, tm->tm_min, 0);
set_memory_c(ptr++, tm->tm_hour, 0);
set_memory_c(ptr++, tm->tm_year, 0);
set_memory_c(ptr++, tm->tm_mday - 1, 0);
set_memory_c(ptr++, tm->tm_mon, 0);
set_memory_c(ptr++, 0, 0);
set_memory_c(ptr++, tm->tm_wday + 1, 0);
}
/*
* converts time_t to a prodos16 date/time record.
*/
void host_set_date_time(word32 ptr, time_t time) {
if (time == 0) {
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
return;
}
struct tm *tm = localtime(&time);
word16 tmp = 0;
tmp |= (tm->tm_year % 100) << 9;
tmp |= tm->tm_mon << 5;
tmp |= tm->tm_mday;
set_memory16_c(ptr, tmp, 0);
ptr += 2;
tmp = 0;
tmp |= tm->tm_hour << 8;
tmp |= tm->tm_min;
set_memory16_c(ptr, tmp, 0);
}
word32 host_convert_date_time(time_t time) {
if (time == 0) return 0;
struct tm *tm = localtime(&time);
word16 dd = 0;
dd |= (tm->tm_year % 100) << 9;
dd |= tm->tm_mon << 5;
dd |= tm->tm_mday;
word16 tt = 0;
tt |= tm->tm_hour << 8;
tt |= tm->tm_min;
return (tt << 16) | dd;
}
time_t host_get_date_time(word32 ptr) {
word16 a = get_memory16_c(ptr + 0, 0);
word16 b = get_memory16_c(ptr + 2, 0);
if (!a && !b) return 0;
struct tm tm;
memset(&tm, 0, sizeof(tm));
tm.tm_year = (a >> 9) & 0x7f;
tm.tm_mon = ((a >> 5) & 0x0f) - 1;
tm.tm_mday = (a >> 0) & 0x1f;
tm.tm_hour = (b >> 8) & 0x1f;
tm.tm_min = (b >> 0) & 0x3f;
tm.tm_sec = 0;
tm.tm_isdst = -1;
// 00 - 39 => 2000-2039
// 40 - 99 => 1940-1999
if (tm.tm_year < 40) tm.tm_year += 100;
return mktime(&tm);
}
time_t host_get_date_time_rec(word32 ptr) {
byte buffer[8];
for (int i = 0; i < 8; ++i) buffer[i] = get_memory_c(ptr++, 0);
if (!memcmp(buffer, "\x00\x00\x00\x00\x00\x00\x00\x00", 8)) return 0;
struct tm tm;
memset(&tm, 0, sizeof(tm));
tm.tm_sec = buffer[0];
tm.tm_min = buffer[1];
tm.tm_hour = buffer[2];
tm.tm_year = buffer[3];
tm.tm_mday = buffer[4] + 1;
tm.tm_mon = buffer[5];
tm.tm_isdst = -1;
return mktime(&tm);
}
#if defined(__APPLE__)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
ssize_t tmp;
tmp = getxattr(path, XATTR_RESOURCEFORK_NAME, NULL, 0, 0, 0);
if (tmp < 0) tmp = 0;
fi->resource_eof = tmp;
fi->resource_blocks = (tmp + 511) / 512;
tmp = getxattr(path, XATTR_FINDERINFO_NAME, fi->finder_info, 32, 0, 0);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
host_finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
}
#elif defined(__sun)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
struct stat st;
// can't stat an xattr directly?
int fd;
fd = attropen(path, XATTR_RESOURCEFORK_NAME, O_RDONLY);
if (fd >= 0) {
if (fstat(fd, &st) == 0) {
fi->resource_eof = st.st_size;
fi->resource_blocks = st.st_blocks;
}
close(fd);
}
fd = attropen(path, XATTR_FINDERINFO_NAME, O_RDONLY);
if (fd >= 0) {
int tmp = read(fd, fi->finder_info, 32);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
host_finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
close(fd);
}
}
#elif defined(__linux__)
void host_get_file_xinfo(const char *path, struct file_info *fi) {
ssize_t tmp;
tmp = getxattr(path, "user.com.apple.ResourceFork", NULL, 0);
if (tmp < 0) tmp = 0;
fi->resource_eof = tmp;
fi->resource_blocks = (tmp + 511) / 512;
tmp = getxattr(path, "user.com.apple.FinderInfo", fi->finder_info, 32);
if (tmp == 16 || tmp == 32) {
fi->has_fi = 1;
host_finder_info_to_filetype(fi->finder_info, &fi->file_type, &fi->aux_type);
}
}
#else
void host_get_file_xinfo(const char *path, struct file_info *fi) {
}
#endif
word32 host_get_file_info(const char *path, struct file_info *fi) {
struct stat st;
memset(fi, 0, sizeof(*fi));
int ok = stat(path, &st);
if (ok < 0) return host_map_errno(errno);
fi->eof = st.st_size;
fi->blocks = st.st_blocks;
fi->create_date = st.st_ctime;
fi->modified_date = st.st_mtime;
#if defined(__APPLE__)
fi->create_date = st.st_birthtime;
#endif
if (S_ISDIR(st.st_mode)) {
fi->storage_type = directoryFile;
fi->file_type = 0x0f;
if (host_is_root(&st))
fi->storage_type = 0x0f;
} else if (S_ISREG(st.st_mode)) {
fi->file_type = 0x06;
if (st.st_size < 0x200) fi->storage_type = seedling;
else if (st.st_size < 0x20000) fi->storage_type = sapling;
else fi->storage_type = tree;
} else {
fi->storage_type = st.st_mode & S_IFMT;
fi->file_type = 0;
}
// 0x01 = read enable
// 0x02 = write enable
// 0x04 = invisible
// 0x08 = reserved
// 0x10 = reserved
// 0x20 = backup needed
// 0x40 = rename enable
// 0x80 = destroy enable
fi->access = 0xc3; // placeholder...
if (S_ISREG(st.st_mode)) {
host_get_file_xinfo(path, fi);
if (!fi->has_fi) {
host_synthesize_file_xinfo(path, fi);
}
}
// get file type/aux type
if (fi->resource_eof) fi->storage_type = extendedFile;
return 0;
}
#if defined(__APPLE__)
word32 host_set_file_info(const char *path, struct file_info *fi) {
int ok;
struct attrlist list;
unsigned i = 0;
struct timespec dates[2];
if (fi->has_fi && fi->storage_type != 0x0d) {
ok = setxattr(path, XATTR_FINDERINFO_NAME, fi->finder_info, 32, 0, 0);
if (ok < 0) return host_map_errno(errno);
}
memset(&list, 0, sizeof(list));
memset(dates, 0, sizeof(dates));
list.bitmapcount = ATTR_BIT_MAP_COUNT;
list.commonattr = 0;
if (fi->create_date)
{
dates[i++].tv_sec = fi->create_date;
list.commonattr |= ATTR_CMN_CRTIME;
}
if (fi->modified_date)
{
dates[i++].tv_sec = fi->modified_date;
list.commonattr |= ATTR_CMN_MODTIME;
}
ok = 0;
if (i) ok = setattrlist(path, &list, dates, i * sizeof(struct timespec), 0);
return 0;
}
#elif defined(__sun)
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->has_fi && fi->storage_type != 0x0d) {
int fd = attropen(path, XATTR_FINDERINFO_NAME, O_WRONLY | O_CREAT, 0666);
if (fd < 0) return host_map_errno(errno);
write(fd, fi->finder_info, 32);
close(fd);
}
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
//times[0] = 0; // access
times[1].tv_sec = fi.modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#elif defined(__linux__)
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->has_fi && fi->storage_type != 0x0d) {
int ok = setxattr(path, "user.apple.FinderInfo", fi->finder_info, 32, 0);
if (ok < 0) return host_map_errno(errno);
}
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
//times[0] = 0; // access
times[1].tv_sec = fi->modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#else
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->modified_date) {
struct timeval times[2];
memset(times, 0, sizeof(times));
times[0] = 0; // access
times[1].tv_sec = fi->modified_date; // modified
int ok = utimes(path, times);
if (ok < 0) return host_map_errno(errno);
}
return 0;
}
#endif
static int qsort_callback(const void *a, const void *b) {
return strcasecmp(*(const char **)a, *(const char **)b);
}
unsigned host_scan_directory(const char *path, char ***out, size_t *entries, unsigned p8) {
DIR *dp;
char **data = NULL;
size_t capacity = 0;
size_t count = 0;
dp = opendir(path);
if (!dp) return host_map_errno_path(errno, path);
for(;;) {
struct dirent *d = readdir(dp);
if (!dp) break;
const char *name = d->d_name;
if (name[0] == 0) continue;
if (name[0] == '.') continue;
if (p8) {
int ok = 1;
int n = strlen(name);
if (n > 15) continue;
/* check for invalid characters? */
for (int i = 0; i < n; ++i) {
unsigned char c = name[i];
if (isalpha(c) || isdigit(c) || c == '.') continue;
ok = 0;
break;
}
if (!ok) continue;
}
if (count == capacity) {
char **tmp;
tmp = realloc(data, (capacity + 100) * sizeof(char *));
if (!tmp) {
closedir(dp);
host_free_directory(data, count);
return outOfMem;
}
data = tmp;
for (int i = count; i < capacity; ++i) data[i] = 0;
capacity += 100;
}
data[count++] = strdup(name);
}
closedir(dp);
qsort(data, count, sizeof(char *), qsort_callback);
*entries = count;
*out = data;
return 0;
}
unsigned host_storage_type(const char *path, word16 *error) {
struct stat st;
if (!path) {
*error = badPathSyntax;
return 0;
}
if (stat(path, &st) < 0) {
*error = host_map_errno_path(errno, path);
return 0;
}
if (S_ISREG(st.st_mode)) {
return host_is_root(&st) ? 0x0f : directoryFile;
}
if (S_ISDIR(st.st_mode)) return standardFile;
*error = badStoreType;
return 0;
}

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#define _WIN32_WINNT 0x0600 // vista+
#include <Windows.h>
#include "defc.h"
#include "gsos.h"
#include "host_common.h"
void afp_init(struct AFP_Info *info, word16 file_type, word32 aux_type) {
//static_assert(sizeof(AFP_Info) == 60, "Incorrect AFP_Info size");
memset(info, 0, sizeof(*info));
info->magic = 0x00504641;
info->version = 0x00010000;
info->prodos_file_type = file_type;
info->prodos_aux_type = aux_type;
if (file_type || aux_type)
host_file_type_to_finder_info(info->finder_info, file_type, aux_type);
}
BOOL afp_verify(struct AFP_Info *info) {
if (!info) return 0;
if (info->magic != 0x00504641) return 0;
if (info->version != 0x00010000) return 0;
return 1;
}
int afp_to_filetype(struct AFP_Info *info, word16 *file_type, word32 *aux_type) {
// check for prodos ftype/auxtype...
if (info->prodos_file_type || info->prodos_aux_type) {
*file_type = info->prodos_file_type;
*aux_type = info->prodos_aux_type;
return 0;
}
int ok = host_finder_info_to_filetype(info->finder_info, file_type, aux_type);
if (ok == 0) {
info->prodos_file_type = *file_type;
info->prodos_aux_type = *aux_type;
}
return 0;
}
void afp_synchronize(struct AFP_Info *info, int preference) {
// if ftype/auxtype is inconsistent between prodos and finder info, use
// prodos as source of truth.
word16 f;
word32 a;
if (host_finder_info_to_filetype(info->finder_info, &f, &a) != 0) return;
if (f == info->prodos_file_type && a == info->prodos_aux_type) return;
if (preference == prefer_prodos)
host_file_type_to_finder_info(info->finder_info, info->prodos_file_type, info->prodos_aux_type);
else {
info->prodos_file_type = f;
info->prodos_aux_type = a;
}
}
static DWORD root_file_id[3] = {};
unsigned host_startup(void) {
if (!g_cfg_host_path) return invalidFSTop;
if (!*g_cfg_host_path) return invalidFSTop;
if (host_root) free(host_root);
host_root = strdup(g_cfg_host_path);
HANDLE h = CreateFile(host_root, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (h == INVALID_HANDLE_VALUE) {
fprintf(stderr, "%s does not exist or is not accessible\n", host_root);
return invalidFSTop;
}
FILE_BASIC_INFO fbi;
BY_HANDLE_FILE_INFORMATION info;
GetFileInformationByHandle(h, &info);
GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
// can't delete volume root.
CloseHandle(h);
root_file_id[0] = info.dwVolumeSerialNumber;
root_file_id[1] = info.nFileIndexHigh;
root_file_id[2] = info.nFileIndexLow;
if (!(fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
fprintf(stderr, "%s is not a directory\n", host_root);
CloseHandle(h);
return invalidFSTop;
}
CloseHandle(h);
return 0;
}
void host_shutdown(void) {
if (host_root) free(host_root);
host_root = NULL;
memset(root_file_id, 0, sizeof(root_file_id));
}
int host_is_root(const BY_HANDLE_FILE_INFORMATION *info) {
DWORD id[3] = { info->dwVolumeSerialNumber, info->nFileIndexHigh, info->nFileIndexLow };
return memcmp(&id, &root_file_id, sizeof(root_file_id)) == 0;
}
/*
* Date/time conversion
*/
static int dayofweek(int y, int m, int d) {
/* 1 <= m <= 12, y > 1752 (in the U.K.) */
static int t[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
y -= m < 3;
return (y + y/4 - y/100 + y/400 + t[m-1] + d) % 7;
}
/*
* converts time_t to a gs/os readhextime date/time record.
*/
void host_set_date_time_rec(word32 ptr, FILETIME utc) {
if (utc.dwLowDateTime == 0 && utc.dwHighDateTime == 0) {
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
return;
}
SYSTEMTIME tmLocal;
SYSTEMTIME tmUTC;
FileTimeToSystemTime(&utc, &tmUTC);
SystemTimeToTzSpecificLocalTime(NULL, &tmUTC, &tmLocal);
if (tmLocal.wYear < 1900 || tmLocal.wYear > 1900 + 255) {
for (int i = 0; i < 8; ++i) set_memory_c(ptr++, 0, 0);
return;
}
if (tmLocal.wSecond == 60) tmLocal.wSecond = 59; /* leap second */
int dow = dayofweek(tmLocal.wYear, tmLocal.wMonth, tmLocal.wDay);
set_memory_c(ptr++, tmLocal.wSecond, 0);
set_memory_c(ptr++, tmLocal.wMinute, 0);
set_memory_c(ptr++, tmLocal.wHour, 0);
set_memory_c(ptr++, tmLocal.wYear - 1900, 0);
set_memory_c(ptr++, tmLocal.wDay - 1, 0); // 1 = sunday
set_memory_c(ptr++, tmLocal.wMonth - 1, 0);
set_memory_c(ptr++, 0, 0);
set_memory_c(ptr++, dow + 1, 0);
}
/*
* converts time_t to a prodos16 date/time record.
*/
void host_set_date_time(word32 ptr, FILETIME utc) {
if (utc.dwLowDateTime == 0 && utc.dwHighDateTime == 0) {
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
return;
}
SYSTEMTIME tmLocal;
SYSTEMTIME tmUTC;
FileTimeToSystemTime(&utc, &tmUTC);
SystemTimeToTzSpecificLocalTime(NULL, &tmUTC, &tmLocal);
if (tmLocal.wYear < 1940 || tmLocal.wYear > 2039) {
for (int i = 0; i < 4; ++i) set_memory_c(ptr++, 0, 0);
return;
}
if (tmLocal.wSecond == 60) tmLocal.wSecond = 59; /* leap second */
word16 tmp = 0;
tmp |= (tmLocal.wYear % 100) << 9;
tmp |= tmLocal.wMonth << 5;
tmp |= tmLocal.wDay;
set_memory16_c(ptr, tmp, 0);
ptr += 2;
tmp = 0;
tmp |= tmLocal.wHour << 8;
tmp |= tmLocal.wMinute;
set_memory16_c(ptr, tmp, 0);
}
FILETIME host_get_date_time(word32 ptr) {
FILETIME utc = {0, 0};
word16 a = get_memory16_c(ptr + 0, 0);
word16 b = get_memory16_c(ptr + 2, 0);
if (!a && !b) return utc;
SYSTEMTIME tmLocal;
SYSTEMTIME tmUTC;
memset(&tmLocal, 0, sizeof(tmLocal));
memset(&tmUTC, 0, sizeof(tmUTC));
tmLocal.wYear = ((a >> 9) & 0x7f) + 1900;
tmLocal.wMonth = ((a >> 5) & 0x0f);
tmLocal.wDay = (a >> 0) & 0x1f;
tmLocal.wHour = (b >> 8) & 0x1f;
tmLocal.wMinute = (b >> 0) & 0x3f;
tmLocal.wSecond = 0;
// 00 - 39 => 2000-2039
// 40 - 99 => 1940-1999
if (tmLocal.wYear < 40) tmLocal.wYear += 100;
TzSpecificLocalTimeToSystemTime(NULL, &tmLocal, &tmUTC);
if (!SystemTimeToFileTime(&tmUTC, &utc)) utc =(FILETIME){0, 0};
return utc;
}
FILETIME host_get_date_time_rec(word32 ptr) {
FILETIME utc = {0, 0};
byte buffer[8];
for (int i = 0; i < 8; ++i) buffer[i] = get_memory_c(ptr++, 0);
if (!memcmp(buffer, "\x00\x00\x00\x00\x00\x00\x00\x00", 8)) return utc;
SYSTEMTIME tmLocal;
SYSTEMTIME tmUTC;
memset(&tmLocal, 0, sizeof(tmLocal));
memset(&tmUTC, 0, sizeof(tmUTC));
tmLocal.wSecond = buffer[0];
tmLocal.wMinute = buffer[1];
tmLocal.wHour = buffer[2];
tmLocal.wYear = 1900 + buffer[3];
tmLocal.wDay = buffer[4] + 1;
tmLocal.wMonth = buffer[5] + 1;
TzSpecificLocalTimeToSystemTime(NULL, &tmLocal, &tmUTC);
if (!SystemTimeToFileTime(&tmUTC, &utc)) utc =(FILETIME){0, 0};
return utc;
}
word32 host_convert_date_time(FILETIME utc) {
if (utc.dwLowDateTime == 0 && utc.dwHighDateTime == 0) {
return 0;
}
SYSTEMTIME tmLocal;
SYSTEMTIME tmUTC;
FileTimeToSystemTime(&utc, &tmUTC);
SystemTimeToTzSpecificLocalTime(NULL, &tmUTC, &tmLocal);
if (tmLocal.wYear < 1940 || tmLocal.wYear > 2039) {
return 0;
}
if (tmLocal.wSecond == 60) tmLocal.wSecond = 59; /* leap second */
word16 dd = 0;
dd |= (tmLocal.wYear % 100) << 9;
dd |= tmLocal.wMonth << 5;
dd |= tmLocal.wDay;
word16 tt = 0;
tt |= tmLocal.wHour << 8;
tt |= tmLocal.wMinute;
return (tt << 16) | dd;
}
word32 host_map_win32_error(DWORD e) {
switch (e) {
case ERROR_NO_MORE_FILES:
return endOfDir;
case ERROR_FILE_NOT_FOUND:
return fileNotFound;
case ERROR_PATH_NOT_FOUND:
return pathNotFound;
case ERROR_INVALID_ACCESS:
return invalidAccess;
case ERROR_FILE_EXISTS:
case ERROR_ALREADY_EXISTS:
return dupPathname;
case ERROR_DISK_FULL:
return volumeFull;
case ERROR_INVALID_PARAMETER:
return paramRangeErr;
case ERROR_DRIVE_LOCKED:
return drvrWrtProt;
case ERROR_NEGATIVE_SEEK:
return outOfRange;
case ERROR_SHARING_VIOLATION:
return fileBusy; // destroy open file, etc.
case ERROR_DIR_NOT_EMPTY:
return invalidAccess;
// ...
default:
fprintf(stderr, "GetLastError: %08x - %d\n", (int)e, (int)e);
return drvrIOError;
}
}
void host_get_file_xinfo(const char *path, struct file_info *fi) {
HANDLE h;
char *p = host_gc_append_string(path, ":AFP_Resource");
LARGE_INTEGER size = { 0 };
h = CreateFile(p, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (h != INVALID_HANDLE_VALUE) {
GetFileSizeEx(h, &size);
CloseHandle(h);
}
fi->resource_eof = size.LowPart;
fi->resource_blocks = (size.LowPart + 511) / 512;
p = host_gc_append_string(path, ":AFP_AfpInfo");
h = CreateFile(p, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (h != INVALID_HANDLE_VALUE) {
DWORD read = 0;
if (ReadFile(h, &fi->afp, sizeof(struct AFP_Info), &read, NULL) && read == sizeof(struct AFP_Info)) {
if (afp_verify(&fi->afp)) fi->has_fi = 1;
afp_to_filetype(&fi->afp, &fi->file_type, &fi->aux_type);
}
CloseHandle(h);
}
}
static word16 map_attributes(DWORD dwFileAttributes) {
// 0x01 = read enable
// 0x02 = write enable
// 0x04 = invisible
// 0x08 = reserved
// 0x10 = reserved
// 0x20 = backup needed
// 0x40 = rename enable
// 0x80 = destroy enable
word16 access = 0;
if (dwFileAttributes & FILE_ATTRIBUTE_READONLY)
access = readEnable;
else
access = readEnable | writeEnable | renameEnable | destroyEnable;
if (dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
access |= fileInvisible;
// map FILE_ATTRIBUTE_ARCHIVE to backup needed bit?
return access;
}
word32 host_get_file_info(const char *path, struct file_info *fi) {
HANDLE h = CreateFile(path, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (h == INVALID_HANDLE_VALUE) return host_map_win32_error(GetLastError());
//FILE_BASIC_INFO fbi;
//FILE_STANDARD_INFO fsi;
//FILE_ID_INFO fii;
BY_HANDLE_FILE_INFORMATION info;
memset(fi, 0, sizeof(*fi));
//memset(&fbi, 0, sizeof(fbi));
//memset(&fsi, 0, sizeof(fsi));
GetFileInformationByHandle(h, &info);
//GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
//GetFileInformationByHandleEx(h, FileStandardInfo, &fsi, sizeof(fsi));
//GetFileInformationByHandleEx(h, FileIdInfo, &fii, sizeof(fii));
word32 size = info.nFileSizeLow;
fi->eof = size;
fi->blocks = (size + 511) / 512;
fi->create_date = info.ftCreationTime;
fi->modified_date = info.ftLastWriteTime;
if (info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
fi->storage_type = directoryFile;
fi->file_type = 0x0f;
if (host_is_root(&info)) fi->storage_type = 0x0f;
} else {
fi->file_type = 0x06;
if (size < 0x200) fi->storage_type = seedling;
else if (size < 0x20000) fi->storage_type = sapling;
else fi->storage_type = tree;
host_get_file_xinfo(path, fi);
if (fi->resource_eof) fi->storage_type = extendedFile;
if (!fi->has_fi) host_synthesize_file_xinfo(path, fi);
}
// 0x01 = read enable
// 0x02 = write enable
// 0x04 = invisible
// 0x08 = reserved
// 0x10 = reserved
// 0x20 = backup needed
// 0x40 = rename enable
// 0x80 = destroy enable
word16 access = 0;
if (info.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
access = 0x01;
else
access = 0x01 | 0x02 | 0x40 | 0x80;
if (info.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
access |= 0x04;
// map FILE_ATTRIBUTE_ARCHIVE to backup needed bit?
fi->access = map_attributes(info.dwFileAttributes);
CloseHandle(h);
return 0;
}
word32 host_set_file_info(const char *path, struct file_info *fi) {
if (fi->has_fi && fi->storage_type != 0x0d && fi->storage_type != 0x0f) {
char *rpath = host_gc_append_string(path, ":AFP_AfpInfo");
HANDLE h = CreateFile(rpath, GENERIC_WRITE,
FILE_SHARE_READ, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) return host_map_win32_error(GetLastError());
WriteFile(h, &fi->afp, sizeof(struct AFP_Info), NULL, NULL);
CloseHandle(h);
}
if (fi->create_date.dwLowDateTime || fi->create_date.dwHighDateTime
|| fi->modified_date.dwLowDateTime || fi->modified_date.dwHighDateTime) {
// SetFileInformationByHandle can modify dates.
HANDLE h;
h = CreateFile(path, FILE_READ_ATTRIBUTES | FILE_WRITE_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (h == INVALID_HANDLE_VALUE) return host_map_win32_error(GetLastError());
FILE_BASIC_INFO fbi;
FILE_BASIC_INFO newfbi;
memset(&fbi, 0, sizeof(fbi));
memset(&newfbi, 0, sizeof(newfbi));
BOOL ok;
ok = GetFileInformationByHandleEx(h, FileBasicInfo, &fbi, sizeof(fbi));
int delta = 0;
word16 old_access = map_attributes(fbi.FileAttributes);
if (fi->access && fi->access != old_access) {
newfbi.FileAttributes = fbi.FileAttributes;
if (fi->access & fileInvisible) {
delta = 1;
newfbi.FileAttributes |= FILE_ATTRIBUTE_HIDDEN;
}
// hfs fst only marks it read enable if all are clear.
word16 locked = writeEnable | destroyEnable | renameEnable;
if ((fi->access & locked) == 0) {
delta = 1;
newfbi.FileAttributes |= FILE_ATTRIBUTE_READONLY;
}
}
// todo -- compare against nt file time to see if it's actually changed.
// to prevent time stamp truncation.
if (fi->create_date.dwLowDateTime || fi->create_date.dwHighDateTime) {
delta = 1;
newfbi.CreationTime.LowPart = fi->create_date.dwLowDateTime;
newfbi.CreationTime.HighPart = fi->create_date.dwHighDateTime;
}
if (fi->modified_date.dwLowDateTime || fi->modified_date.dwHighDateTime) {
delta = 1;
newfbi.LastWriteTime.LowPart = fi->modified_date.dwLowDateTime;
newfbi.LastWriteTime.HighPart = fi->modified_date.dwHighDateTime;
//newfbi.ChangeTime.LowPart = fi->modified_date.dwLowDateTime; //?
//newfbi.ChangeTime.HighPart = fi->modified_date.dwHighDateTime; //?
}
if (delta)
ok = SetFileInformationByHandle(h, FileBasicInfo, &newfbi, sizeof(newfbi));
CloseHandle(h);
}
return 0;
}
static int qsort_callback(const void *a, const void *b) {
return stricmp(*(const char **)a, *(const char **)b);
}
unsigned host_scan_directory(const char *path, char ***out, size_t *entries, unsigned p8) {
WIN32_FIND_DATA fdata;
HANDLE h;
char **data = NULL;
size_t capacity = 0;
size_t count = 0;
DWORD e;
path = host_gc_append_path(path, "*");
h = FindFirstFile(path, &fdata);
if (h == INVALID_HANDLE_VALUE) {
e = GetLastError();
if (e == ERROR_FILE_NOT_FOUND) {
/* empty directory */
*out = NULL;
*entries = 0;
return 0;
}
return host_map_win32_error(e);
}
do {
char *name = fdata.cFileName;
if (name[0] == 0) continue;
if (name[0] == '.') continue;
if (p8) {
int ok = 1;
int n = strlen(name);
if (n > 15) continue;
/* check for invalid characters? */
for (int i = 0; i < n; ++i) {
unsigned char c = name[i];
if (isalpha(c) || isdigit(c) || c == '.') continue;
ok = 0;
break;
}
if (!ok) continue;
}
if (count == capacity) {
char **tmp;
tmp = realloc(data, (capacity + 100) * sizeof(char *));
if (!tmp) {
FindClose(h);
host_free_directory(data, count);
return outOfMem;
}
data = tmp;
for (int i = count; i < capacity; ++i) data[i] = 0;
capacity += 100;
}
data[count++] = strdup(name);
} while (FindNextFile(h, &fdata) != 0);
e = GetLastError();
FindClose(h);
if (e && e != ERROR_NO_MORE_FILES) {
host_free_directory(data, count);
return host_map_win32_error(e);
}
qsort(data, count, sizeof(char *), qsort_callback);
*entries = count;
*out = data;
return 0;
}
unsigned host_storage_type(const char *path, word16 *error) {
if (!path) {
*error = badPathSyntax;
return 0;
}
HANDLE h;
h = CreateFile(path, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (h == INVALID_HANDLE_VALUE) {
*error = host_map_win32_error(GetLastError());
return 0;
}
BY_HANDLE_FILE_INFORMATION info;
GetFileInformationByHandle(h, &info);
CloseHandle(h);
if (host_is_root(&info)) return 0x0f;
if (info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
return directoryFile;
return standardFile;
}

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