X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=lib%2Fbufio.h;fp=lib%2Fbufio.h;h=7e8b9dee2c59c50b1e1e236695831afab0f3b78a;hb=4930589b97e949a602e82a77463051e0b83d119f;hp=0000000000000000000000000000000000000000;hpb=b71ad67f41a9e99bd243d57b5038de28f1696f27;p=ashd.git

diff --git a/lib/bufio.h b/lib/bufio.h
new file mode 100644
index 0000000..7e8b9de
--- /dev/null
+++ b/lib/bufio.h
@@ -0,0 +1,40 @@
+#ifndef _LIB_BUFIO_H
+#define _LIB_BUFIO_H
+
+struct bufioops {
+    ssize_t (*read)(void *pdata, void *buf, size_t len);
+    ssize_t (*write)(void *pdata, const void *buf, size_t len);
+    int (*close)(void *pdata);
+};
+
+struct bufio {
+    struct charbuf rbuf, wbuf;
+    size_t rh, wh, bufhint;
+    int err, eof;
+    void *pdata;
+    struct bufioops *ops;
+};
+
+struct bufio *bioopen(void *pdata, struct bufioops *ops);
+int bioclose(struct bufio *bio);
+
+size_t biordata(struct bufio *bio);
+size_t biorspace(struct bufio *bio);
+int bioeof(struct bufio *bio);
+ssize_t biorensure(struct bufio *bio, size_t bytes);
+ssize_t biofillsome(struct bufio *bio);
+int biogetc(struct bufio *bio);
+ssize_t bioreadsome(struct bufio *bio, void *buf, size_t len);
+
+size_t biowdata(struct bufio *bio);
+size_t biowspace(struct bufio *bio);
+int bioflush(struct bufio *bio);
+int bioflushsome(struct bufio *bio);
+ssize_t biowensure(struct bufio *bio, size_t bytes);
+int bioputc(struct bufio *bio, int c);
+ssize_t biowrite(struct bufio *bio, const void *data, size_t len);
+ssize_t biowritesome(struct bufio *bio, const void *data, size_t len);
+int bioprintf(struct bufio *bio, const char *format, ...);
+ssize_t biocopysome(struct bufio *dst, struct bufio *src);
+
+#endif