set file type.

Makefile

@@ -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)

link.cpp

@@ -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);
 
 
 }

set_file_type.cpp

@@ -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