From 3085b954731b8598438a534bdb699cbc0ba6fb46 Mon Sep 17 00:00:00 2001
From: ayaryshev <ayaryshev@cct.rbt>
Date: Wed, 2 Aug 2023 17:44:10 +0300
Subject: [PATCH] Added credentials parser

---
 src/creds_parser.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/creds_parser.h | 13 +++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 src/creds_parser.c
 create mode 100644 src/creds_parser.h

diff --git a/src/creds_parser.c b/src/creds_parser.c
new file mode 100644
index 0000000..3796666
--- /dev/null
+++ b/src/creds_parser.c
@@ -0,0 +1,53 @@
+#include "creds_parser.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int
+parse_creds(creds_t * creds,
+            char const * creds_file)
+{
+    FILE * stream;
+    size_t nread = 0;
+    
+    creds->username = NULL;
+    creds->password = NULL;
+
+    stream = fopen(creds_file, "r");
+    if (stream == NULL)
+    {
+        // TODO: Error macro?
+        return 1;
+    }
+
+    if (getline(&(creds->username), &nread, stream) < 1) {
+        // Cannot get username
+        // TODO: error macro?
+        goto fail;
+    }
+
+    if (getline(&(creds->password), &nread, stream) < 1) {
+        // Cannot get password 
+        // TODO: error macro?
+        goto fail;
+    }
+
+    fclose(stream);
+    return 0;
+
+    // Releasing everything in cause of a failure
+fail:
+    fclose(stream);
+    clean_creds(creds);
+    return 1;
+}
+
+void
+clean_creds(creds_t * creds)
+{
+    free(creds->username);
+    creds->username = NULL;
+
+    free(creds->password);
+    creds->password = NULL;
+}
\ No newline at end of file
diff --git a/src/creds_parser.h b/src/creds_parser.h
new file mode 100644
index 0000000..25dbc13
--- /dev/null
+++ b/src/creds_parser.h
@@ -0,0 +1,13 @@
+#ifndef CREDS_PARSER_H
+#define CREDS_PARSER_H
+
+typedef struct
+{
+    char * username;
+    char * password; 
+} creds_t;
+
+int parse_creds(creds_t * creds, char const * creds_file);
+void clean_creds(creds_t * creds);
+
+#endif
\ No newline at end of file