init

job.h

@@ -0,0 +1,59 @@
+#ifndef JOB_H
+#define JOB_H
+#include <stddef.h>
+#include <stdlib.h>
+
+/* A job */
+struct Job {
+    int jobId;
+    int pid;
+    int writeFd[2];
+    int readFd[2];
+    char *command;
+    char *status;
+};
+
+/* List of jobs including the length */
+struct Jobs {
+    struct Job **jobs;
+    int length;
+};
+
+// TODO: remove this as global
+struct Jobs programJobs;
+
+/* get_job_from_pid()
+ * ------------------
+ * Gets a job given by the pid of the job
+ *
+ * pid: the process id of the job
+ *
+ * Returns: the job if the pid exists, otherwise NULL
+ */
+struct Job *get_job_from_pid(int pid);
+
+/* get_job_from_id()
+ * ------------------
+ * Gets a job given by the job id
+ *
+ * id: the id of the job
+ *
+ * Returns: the job if the job id exists, otherwise NULL
+ */
+struct Job *get_job_from_id(int id);
+
+/* add_job()
+ * Adds the given job to the list of current jobs
+ *
+ * job: the pointer to the job to add
+ *
+ * Returns: the job id of the given job
+ */
+int add_job(struct Job *job);
+
+/* deinit_jobs()
+ * -------------
+ * Deinitialises all jobs and frees memory
+ */
+void deinit_jobs(void);
+#endif