Added archive_write, archive_read draft

1 files changed, 73 insertions, 0 deletions

diff --git a/src/archive.c b/src/archive.c
new file mode 100644
index 0000000..11457d6
--- /dev/null
+++ b/src/archive.c
@@ -0,0 +1,73 @@
+#include "tar.h"
+
+int	archive_write(char *archive_file_name, char **files)
+{
+	int			fd;
+	char		file_name[PATH_MAX];
+	struct stat	root_statbuf;
+
+	if (archive_file_name == NULL)
+		fd = STDOUT_FILENO;
+	else
+	{
+		fd = open(archive_file_name, O_WRONLY | O_CREAT | O_TRUNC, 0644);
+		if (fd == -1)
+		{
+			perror("achive_write");
+			return -1;
+		}
+	}
+	for (; *files != NULL; files++)
+	{
+		bzero(file_name, PATH_MAX);
+		strcpy(file_name, *files);
+		file_write(fd, file_name);
+	}
+	if (stat("/", &root_statbuf) == -1)
+	{
+		perror("achive_write");
+		close(fd);
+		return -1;
+	}
+	if (record_write_blank(fd, 2 + (2 * root_statbuf.st_blksize) / RECORD_SIZE) == -1)
+	{
+		close(fd);
+		return -1;
+	}
+	if (fd != STDOUT_FILENO)
+		close(fd);
+	return 0;
+}
+
+int			archive_read(char *archive_file_name)
+{
+	int	fd;
+
+	if ((fd = open(archive_file_name, O_RDONLY)) == -1)
+	{
+		perror("achive_write");
+		return -1;
+	}
+
+	int			ret;
+	char		buf[RECORD_SIZE];
+	t_header	header;
+	int			current_fd;
+
+	while ((ret = read(fd, buf, RECORD_SIZE)) == RECORD_SIZE)
+	{
+		/* header_parse(&header, buf); */
+		/* current_fd = open(header.file_name, O_WRONLY | O_CREAT | O_TRUNC, header. */
+		// read content
+		// TODO
+	}
+	if (ret == -1)
+	{
+		perror(NULL);
+		return -1;
+	}
+	if (ret < RECORD_SIZE)
+		return -1;
+	close(fd);
+	return 0;
+}