X-Git-Url: https://plomlompom.com/repos/test.html?a=blobdiff_plain;f=src%2Fcommon%2Freadwrite.h;h=c151f135925edb7bbfc952e8d784902d73317bae;hb=2b2a1e0169b3a863fd87b679d789a4e2b789eb67;hp=cdbd386e56539917b8760a09022bb0cc834ba591;hpb=1cb57a35a3b3cc4ec8870531ca254a655c0bdda2;p=plomrogue
diff --git a/src/common/readwrite.h b/src/common/readwrite.h
index cdbd386..c151f13 100644
--- a/src/common/readwrite.h
+++ b/src/common/readwrite.h
@@ -1,4 +1,8 @@
/* src/common/readwrite.h:
+ *
+ * This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
+ * or any later version. For details on its copyright, license, and warranties,
+ * see the file NOTICE in the root directory of the PlomRogue source package.
*
* Routines for reading and writing files.
*/
@@ -29,6 +33,9 @@ extern void try_fputc(uint8_t c, FILE * file, const char * f);
extern int try_fgetc(FILE * file, const char * f);
extern char * try_fgets(char * line, int size, FILE * file, const char * f);
+/* Return "path" + suffix "_tmp". Value is malloc'd, must be freed externally.*/
+extern char * build_temp_path(char * path);
+
/* Write to "path_tmp" "path" + "_tmp" and return a new file at that "path_tmp"
* open for writing. "path_tmp" is malloc()'d, must be freed externally.
*/
@@ -46,6 +53,21 @@ extern void detect_atomic_leftover(char * path);
/* Return largest line length from "file" (including newline chars). */
extern uint32_t textfile_width(FILE * file);
+/* Read "file" for load of bytes to put onto "queue" of "queue_size" (growing
+ * that size). May put many \0-terminated strings on the queue at once. \n chars
+ * are replaced with \0 chars. If the queue doesn't end in \0, a \o byte is
+ * appended to it. Returns 1 if reading succeeds, 0 if nothing is read.
+ */
+extern uint8_t read_file_into_queue(FILE * file, char ** queue,
+ uint32_t * queue_size);
+
+/* Cut out and return first \0-terminated string from "queue" and appropriately
+ * reduce "queue_size". Return NULL if queue is empty. Superfluous \0 bytes
+ * after the string are also cut out. Should the queue start with \0 bytes,
+ * those are cut out before returning anything after them.
+ */
+extern char * get_message_from_queue(char ** queue, uint32_t * queue_size);
+
#endif