Get some of the last remaining C files into C++

They still need to be fixed up, but they now build with C++.
2025-08-23 02:09:47 -04:00
parent e4f1102e32
commit f283391b46
78 changed files with 172 additions and 144 deletions
@@ -0,0 +1,90 @@
+/*
+ * Library for dealing with dpip tags (dillo plugin protocol tags).
+ */
+
+#ifndef __DPIP_H__
+#define __DPIP_H__
+
+#include "../dlib/dlib.hh"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * Communication mode flags
+ */
+#define   DPIP_TAG        1   /**< Dpip tags in the socket */
+#define   DPIP_LAST_TAG   2   /**< Dpip mode-switching tag */
+#define   DPIP_RAW        4   /**< Raw data in the socket  */
+#define   DPIP_NONBLOCK   8   /**< Nonblocking IO          */
+
+typedef enum {
+   DPIP_EAGAIN,
+   DPIP_ERROR,
+   DPIP_EOF
+} DpipDshStatus;
+
+/**
+ * Dpip socket handler type.
+ */
+typedef struct {
+   int fd_in;
+   int fd_out;
+   /* FILE *in;    --Unused. The stream functions block when reading. */
+   FILE *out;
+
+   Dstr *wrbuf;    /**< write buffer */
+   Dstr *rdbuf;    /**< read buffer */
+   int flush_sz;   /**< max size before flush */
+
+   int mode;       /**< mode flags: DPIP_TAG | DPIP_LAST_TAG | DPIP_RAW */
+   int status;     /**< status code: DPIP_EAGAIN | DPIP_ERROR | DPIP_EOF */
+} Dsh;
+
+
+/**
+ * Printf like function for building dpip commands.
+ * It takes care of dpip escaping of its arguments.
+ * NOTE : It ONLY accepts string parameters, and
+ *        only one %s per parameter.
+ */
+char *a_Dpip_build_cmd(const char *format, ...);
+
+/**
+ * Task: given a tag and an attribute name, return its value.
+ *       (dpip character escaping is removed here)
+ * Return value: the attribute value, or NULL if not present or malformed.
+ */
+char *a_Dpip_get_attr(const char *tag, const char *attrname);
+char *a_Dpip_get_attr_l(const char *tag, size_t tagsize, const char *attrname);
+
+int a_Dpip_check_auth(const char *auth);
+
+/*
+ * Dpip socket API
+ */
+Dsh *a_Dpip_dsh_new(int fd_in, int fd_out, int flush_sz);
+int a_Dpip_dsh_write(Dsh *dsh, int flush, const char *Data, int DataSize);
+int a_Dpip_dsh_write_str(Dsh *dsh, int flush, const char *str);
+int a_Dpip_dsh_tryflush(Dsh *dsh);
+int a_Dpip_dsh_trywrite(Dsh *dsh, const char *Data, int DataSize);
+char *a_Dpip_dsh_read_token(Dsh *dsh, int blocking);
+char *a_Dpip_dsh_read_token2(Dsh *dsh, int blocking, int *DataSize);
+void a_Dpip_dsh_close(Dsh *dsh);
+void a_Dpip_dsh_free(Dsh *dsh);
+
+#define a_Dpip_dsh_printf(sh, flush, ...)                   \
+   D_STMT_START {                                           \
+      Dstr *dstr = dStr_sized_new(128);                     \
+      dStr_sprintf(dstr, __VA_ARGS__);                      \
+      a_Dpip_dsh_write(sh, flush, dstr->str, dstr->len);    \
+      dStr_free(dstr, 1);                                   \
+   } D_STMT_END
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __DPIP_H__ */
+