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set file type.

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This commit is contained in:
Kelvin Sherlock 2017-01-11 14:05:12 -05:00
parent 432a023213
commit 8f2b86b882
3 changed files with 290 additions and 2 deletions
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2
Makefile
View File

@ -3,7 +3,7 @@ CXXFLAGS = -std=c++14 -g -Wall
CCFLAGS = -g
DUMP_OBJS = dumpobj.o disassembler.o zrdz_disassembler.o
LINK_OBJS = link.o expression.o omf.o
LINK_OBJS = link.o expression.o omf.o set_file_type.o
#UNAME_S := $(shell uname -s)
#ifeq ($(UNAME_S),MINGW64_NT-10.0)

15
link.cpp
View File

@ -39,6 +39,8 @@ struct {
std::string _o;
unsigned _errors = 0;
uint16_t _file_type;
uint32_t _aux_type;
} flags;
enum class endian {
@ -1026,7 +1028,7 @@ int main(int argc, char **argv) {
int c;
while ((c = getopt(argc, argv, "vCXL:l:o:")) != -1) {
while ((c = getopt(argc, argv, "vCXL:l:o:t:")) != -1) {
switch(c) {
case 'v': flags._v = true; break;
case 'X': flags._X = true; break;
@ -1035,6 +1037,12 @@ int main(int argc, char **argv) {
case 'l': _l.emplace_back(optarg); break;
case 'L': _L.emplace_back(optarg); break;
case 'h': help(); break;
case 't': {
// -t xx[:xxxx] -- set file/auxtype.
std::string tmp=optarg;
break;
}
case ':':
case '?':
default:
@ -1094,9 +1102,14 @@ int main(int argc, char **argv) {
}
if (flags._o.empty()) flags._o = "out.omf";
if (!flags._file_type) {
flags._file_type = 0xb3;
}
void save_omf(std::vector<omf::segment> &segments, bool expressload, const std::string &path);
int set_file_type(const std::string &path, uint16_t file_type, uint32_t aux_type);
save_omf(omf_segments, !flags._X, flags._o);
set_file_type(flags._o, flags._file_type, flags._aux_type);
}

275
set_file_type.cpp Normal file
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@ -0,0 +1,275 @@
#include <string>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#if defined(__APPLE__)
#include <sys/xattr.h>
#include <sys/stat.h>
#elif defined(__linux__)
#include <sys/xattr.h>
#define XATTR_FINDERINFO_NAME "user.com.apple.FinderInfo"
#elif defined(__FreeBSD__)
#include <sys/types.h>
#include <sys/extattr.h>
#elif defined(_AIX)
#include <sys/ea.h>
#elif defined(__sun)
#elif defined(_WIN32)
#else
#error "set_file_type: unsupported OS."
#endif
#ifndef XATTR_FINDERINFO_NAME
#define XATTR_FINDERINFO_NAME "com.apple.FinderInfo"
#endif
/*
* extended attributes functions.
*/
#if defined(__APPLE__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0, 0, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size, 0, 0);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr, 0);
}
#elif defined(__linux__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr);
}
#elif defined(__FreeBSD__)
ssize_t size_xattr(int fd, const char *xattr) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
return extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
int remove_xattr(int fd, const char *xattr) {
return extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, xattr);
}
#elif defined(_AIX)
ssize_t size_xattr(int fd, const char *xattr) {
/*
struct stat64x st;
if (fstatea(fd, xattr, &st) < 0) return -1;
return st.st_size;
*/
return fgetea(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetea(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetea(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremoveea(fd, xattr);
}
#endif
static int file_type_to_finder_info(uint8_t *buffer, uint16_t file_type, uint32_t aux_type) {
if (file_type > 0xff || aux_type > 0xffff) return -1;
if (!file_type && aux_type == 0x0000) {
memcpy(buffer, "BINApdos", 8);
return 0;
}
if (file_type == 0x04 && aux_type == 0x0000) {
memcpy(buffer, "TEXTpdos", 8);
return 0;
}
if (file_type == 0xff && aux_type == 0x0000) {
memcpy(buffer, "PSYSpdos", 8);
return 0;
}
if (file_type == 0xb3 && aux_type == 0x0000) {
memcpy(buffer, "PS16pdos", 8);
return 0;
}
if (file_type == 0xd7 && aux_type == 0x0000) {
memcpy(buffer, "MIDIpdos", 8);
return 0;
}
if (file_type == 0xd8 && aux_type == 0x0000) {
memcpy(buffer, "AIFFpdos", 8);
return 0;
}
if (file_type == 0xd8 && aux_type == 0x0001) {
memcpy(buffer, "AIFCpdos", 8);
return 0;
}
if (file_type == 0xe0 && aux_type == 0x0005) {
memcpy(buffer, "dImgdCpy", 8);
return 0;
}
memcpy(buffer, "p pdos", 8);
buffer[1] = (file_type) & 0xff;
buffer[2] = (aux_type >> 8) & 0xff;
buffer[3] = (aux_type) & 0xff;
return 0;
}
#if defined(_WIN32)
#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)
static void afp_init(struct AFP_Info *info, uint16_t file_type, uint32_t 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)
file_type_to_finder_info(info->finder_info, file_type, aux_type);
}
static 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 set_file_type(const std::string &path, uint16_t ftype, uint32_t auxtype) {
AFP_Info info;
int ok;
struct stat st;
ok = stat(path, &st);
if (ok == 0 && ! S_ISDIR(st.st_mode)) {
std::string xpath(path);
xpath.append(":AFP_AfpInfo");
int fd = open(path.c_str(), O_RDWR | O_CREAT | O_BINARY, 0666);
if (fd < 0) return -1;
ok = read(fd, &info, sizeof(info));
if (ok < sizeof(info) || !afp_verify(info)) {
afp_init(&info, filetype, auxtype)
} else {
info.prodos_file_type = filetype;
info.prodos_aux_type = auxtype;
file_type_to_finder_info(info.finder_info, file_type, aux_type);
}
lseek(fd, 0, SEEK_SET);
ok = write(fd, &info, sizeof(info));
close(fd);
}
if (ok > 0) ok = 0;
return ok;
}
#else
int set_file_type(const std::string &path, uint16_t ftype, uint32_t auxtype) {
int fd;
int ok;
struct stat st;
fd = open(path.c_str(), O_RDONLY);
if (fd < 0) return -1;
ok = fstat(fd, &st);
if (ok == 0 && !S_ISDIR(st.st_mode)) {
uint8_t buffer[32];
memset(buffer, 0, sizeof(buffer));
#if defined(__sun)
int xfd = attropen(path, XATTR_RESOURCEFORK_NAME, O_RDWR | O_CREAT, 0666);
if (xfd < 0) {
close(fd);
return -1;
}
ok = read(xfd, buffer, 32);
file_type_to_finder_info(buffer, ftype, auxtype);
lseek(xfd, 0, SEEK_SET);
ok = write(xfd, buffer, 32);
close(xfd);
#else
ok = read_xattr(fd, XATTR_FINDERINFO_NAME, buffer, 32);
file_type_to_finder_info(buffer, ftype, auxtype);
ok = write_xattr(fd, XATTR_FINDERINFO_NAME, buffer, 32);
#endif
}
close(fd);
if (ok > 0) ok = 0;
return ok;
}
#endif