rename part 1 -- files

1 files changed, 0 insertions, 349 deletions

diff --git a/filter/filec.c b/filter/filec.c
deleted file mode 100644
index 05813185..00000000
--- a/filter/filec.c
+++ /dev/null
@@ -1,349 +0,0 @@
-#include <fitz.h>
-
-fz_error *
-fz_ferror(fz_file *f)
-{
-	fz_error *e = f->error;
-	f->error = nil;
-	return e;
-}
-
-fz_error *
-fz_openfile(fz_file **filep, char *path, int mode)
-{
-	fz_error *error;
-	fz_file *file;
-	int realmode;
-	int fd;
-	int n;
-
-	assert(mode == FZ_READ || mode == FZ_WRITE || mode == FZ_APPEND);
-
-	realmode = 0;
-	if (mode == FZ_READ)
-		realmode = O_BINARY | O_RDONLY;
-	if (mode == FZ_WRITE)
-		realmode = O_BINARY | O_WRONLY | O_CREAT | O_TRUNC;
-	if (mode == FZ_APPEND)
-		realmode = O_BINARY | O_WRONLY;
-
-	fd = open(path, realmode, 0644);
-	if (fd == -1)
-		return fz_throw("ioerror: open '%s': %s", path, strerror(errno));
-
-	if (mode == FZ_APPEND)
-	{
-		mode = FZ_WRITE;
-		n = lseek(fd, 0, 2);
-		if (n == -1) {
-			error = fz_throw("ioerror: lseek: %s", strerror(errno));
-			close(fd);
-			return error;
-		}
-	}
-
-	file = *filep = fz_malloc(sizeof(fz_file));
-	if (!file)
-		return fz_outofmem;
-
-	file->mode = mode;
-	file->fd = fd;
-	file->depth = 0;
-	file->error = nil;
-	file->filter = nil;
-	file->in = nil;
-	file->out = nil;
-
-	error = fz_newbuffer(&file->in, FZ_BUFSIZE);
-	if (error)
-		goto cleanup;
-
-	error = fz_newbuffer(&file->out, FZ_BUFSIZE);
-	if (error)
-		goto cleanup;
-
-	return nil;
-
-cleanup:
-	*filep = nil;
-	close(fd);
-	fz_dropbuffer(file->out);
-	fz_dropbuffer(file->in);
-	fz_free(file);
-	return error;
-}
-
-fz_error *
-fz_openbuffer(fz_file **filep, fz_buffer *buf, int mode)
-{
-	fz_error *error;
-	fz_file *file;
-
-	assert(mode == FZ_READ || mode == FZ_WRITE);
-
-	file = *filep = fz_malloc(sizeof(fz_file));
-	if (!file)
-		return fz_outofmem;
-
-	file->mode = mode;
-	file->fd = -1;
-	file->depth = 0;
-	file->error = nil;
-	file->filter = nil;
-
-	if (mode == FZ_READ)
-	{
-		file->out = fz_keepbuffer(buf);
-		error = fz_newbuffer(&file->in, FZ_BUFSIZE);
-		if (error)
-			goto cleanup;
-	}
-
-	else
-	{
-		error = fz_newbuffer(&file->out, FZ_BUFSIZE);
-		if (error)
-			goto cleanup;
-		file->in = fz_keepbuffer(buf);
-	}
-
-	return nil;
-
-cleanup:
-	*filep = nil;
-	fz_free(file);
-	return error;
-}
-
-void
-fz_closefile(fz_file *file)
-{
-	assert(file->depth == 0);
-
-	if (file->mode == FZ_WRITE)
-		fz_flush(file);
-
-	if (file->error)
-	{
-		fz_warn("%s", file->error->msg);
-		fz_droperror(file->error);
-		file->error = nil;
-	}
-
-	if (file->fd != -1)	/* open to real file */
-		close(file->fd);
-
-	fz_dropbuffer(file->in);
-	fz_dropbuffer(file->out);
-
-	if (file->filter)
-		fz_dropfilter(file->filter);
-
-	fz_free(file);
-}
-
-fz_error *
-fz_pushfilter(fz_file *file, fz_filter *filter)
-{
-	fz_error *error;
-
-	/* without a filter, one buffer is ignored: unignore. */
-	if (file->depth == 0)
-	{
-		fz_buffer *buf;
-
-		buf = file->out;
-		file->out = file->in;
-		file->in = buf;
-
-		if (file->mode == FZ_READ)
-		{
-			file->out->rp = file->out->bp;
-			file->out->wp = file->out->bp;
-			file->out->eof = 0;
-		}
-		else
-		{
-			file->out->eof = 0;
-			file->in->rp = file->in->bp;
-			file->in->wp = file->in->bp;
-			file->in->eof = 0;
-		}
-
-		file->filter = fz_keepfilter(filter);
-	}
-
-	else
-	{
-		if (file->mode == FZ_READ)
-		{
-			error = fz_chainpipeline(&file->filter, file->filter, filter, file->out);
-			if (error)
-				return error;
-
-			error = fz_newbuffer(&file->out, FZ_BUFSIZE);
-			if (error)
-			{
-				fz_unchainpipeline(file->filter, &file->filter, &file->out);
-				return error;
-			}
-		}
-
-		else
-		{
-			error = fz_chainpipeline(&file->filter, filter, file->filter, file->in);
-			if (error)
-				return error;
-
-			error = fz_newbuffer(&file->in, FZ_BUFSIZE);
-			if (error)
-			{
-				fz_unchainpipeline(file->filter, &file->filter, &file->in);
-				return error;
-			}
-		}
-	}
-
-	file->depth ++;
-
-	return nil;
-}
-
-void
-fz_popfilter(fz_file *file)
-{
-	fz_buffer *buf;
-
-	assert(file->depth > 0);
-
-	if (file->mode == FZ_WRITE)
-		fz_flush(file);
-
-	if (file->error)
-	{
-		fz_warn("%s", file->error->msg);
-		fz_droperror(file->error);
-		file->error = nil;
-	}
-
-	if (file->depth == 1)
-	{
-		fz_dropfilter(file->filter);
-		file->filter = nil;
-
-		buf = file->out;
-		file->out = file->in;
-		file->in = buf;
-	}
-	else
-	{
-		if (file->mode == FZ_READ)
-		{
-			fz_dropbuffer(file->out);
-			fz_unchainpipeline(file->filter, &file->filter, &file->out);
-		}
-		else
-		{
-			fz_dropbuffer(file->in);
-			fz_unchainpipeline(file->filter, &file->filter, &file->in);
-		}
-	}
-
-	file->depth --;
-}
-
-int
-fz_seek(fz_file *f, int ofs, int whence)
-{
-	int t;
-	int c;
-
-	if (f->filter)
-	{
-		assert(f->mode == FZ_READ && whence == 0);
-
-		if (ofs < fz_tell(f))
-		{
-			f->error = fz_throw("ioerror: cannot seek backwards in filter");
-			return -1;
-		}
-		while (fz_tell(f) < ofs)
-		{
-			c = fz_readbyte(f);
-			if (c == EOF)
-				return -1;
-		}
-		return ofs;
-	}
-
-	if (whence == 1)
-	{
-		ofs = fz_tell(f) + ofs;
-		whence = 0;
-	}
-
-	if (f->fd == -1)
-	{
-		if (whence == 0)
-		{
-			if (f->mode == FZ_READ)
-				f->out->rp = CLAMP(f->out->bp + ofs, f->out->bp, f->in->ep);
-			else
-				f->in->wp = CLAMP(f->in->bp + ofs, f->in->bp, f->in->ep);
-		}
-		else
-		{
-			if (f->mode == FZ_READ)
-				f->out->rp = CLAMP(f->out->ep + ofs, f->out->bp, f->in->ep);
-			else
-				f->in->wp = CLAMP(f->in->ep + ofs, f->in->bp, f->in->ep);
-		}
-		return fz_tell(f);
-	}
-
-	t = lseek(f->fd, ofs, whence);
-	if (t == -1)
-	{
-		f->error = fz_throw("ioerror: lseek: %s", strerror(errno));
-		return -1;
-	}
-
-	f->out->rp = f->out->bp;
-	f->out->wp = f->out->bp;
-	f->out->eof = 0;
-
-	return t;
-}
-
-int
-fz_tell(fz_file *f)
-{
-	int t;
-
-	if (f->filter)
-	{
-		assert(f->mode == FZ_READ);
-		return f->filter->count - (f->out->wp - f->out->rp);
-	}
-
-	if (f->fd == -1)
-	{
-		if (f->mode == FZ_READ)
-			return f->out->rp - f->out->bp;
-		else
-			return f->in->wp - f->in->bp;
-	}
-
-	t = lseek(f->fd, 0, 1);
-	if (t == -1)
-	{
-		f->error = fz_throw("ioerror: lseek: %s", strerror(errno));
-		return -1;
-	}
-
-	if (f->mode == FZ_READ)
-		return t - (f->out->wp - f->out->rp);
-	else
-		return t + (f->in->wp - f->in->rp);
-}
-