From 78eefa4b5a74690a537fc725b4de2224548a0826 Mon Sep 17 00:00:00 2001
From: dol-sen <brian.dolbec@gmail.com>
Date: Wed, 5 Oct 2011 13:50:03 -0700
Subject: move everything to prep for a merge into layman.

---
 c-layman/src/stringlist.c | 155 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 155 insertions(+)
 create mode 100644 c-layman/src/stringlist.c

(limited to 'c-layman/src/stringlist.c')

diff --git a/c-layman/src/stringlist.c b/c-layman/src/stringlist.c
new file mode 100644
index 0000000..fed7b8b
--- /dev/null
+++ b/c-layman/src/stringlist.c
@@ -0,0 +1,155 @@
+#include <Python.h>
+#include <stdlib.h>
+#include "stringlist.h"
+
+/** \defgroup string_list StringList
+ * \brief String list management class
+ */
+
+/** \addtogroup string_list
+ * @{
+ */
+struct StringList
+{
+	char **list;
+	unsigned int count;
+};
+
+/**
+ * Creates a String list to use with the library.
+ * \param len the number of strings in the list.
+ */
+StringList* stringListCreate(size_t len)
+{
+	StringList *ret = malloc(sizeof(StringList));
+	ret->count = len;
+	ret->list = malloc(sizeof(char*) * len);
+
+	return ret;
+}
+
+/**
+ * Inserts the string str in the list l at position pos.
+ * \return True if it succeeded, False if not.
+ */
+int stringListInsertAt(StringList *l, unsigned int pos, char *str)
+{
+	if(!l || !l->list || l->count < pos)
+		return 0;
+	
+	l->list[pos] = str;
+
+	return 1;
+}
+
+/**
+ * Get the number of strings in the list.
+ *
+ * \return the number of strings in the list
+ */
+unsigned int stringListCount(StringList *l)
+{
+	if (!l)
+		return 0;
+	return l->count;
+}
+
+/**
+ * Get the String at position pos
+ * \return the String at position pos
+ */
+char* stringListGetAt(StringList *l, unsigned int pos)
+{
+	if (!l || !l->list || pos >= l->count)
+		return NULL;
+	
+	return l->list[pos];
+}
+
+/**
+ * \section internal
+ * @{
+ * \internal
+ */
+
+/**
+ * Converts a Python list object to a C String list
+ */
+StringList* listToCList(PyObject* list)
+{
+	if (!list || !PyList_Check(list))
+		return NULL;
+
+	unsigned int len = PyList_Size(list);
+	StringList *ret = malloc(sizeof(StringList));
+	ret->count = len;
+	ret->list = malloc(sizeof(char*) * len);
+
+	for (unsigned int i = 0; i < len; i++)
+	{
+		//Item are copied so that the PyObject can be deleted after the call without
+		//destroying the data in the returned list.
+		PyObject *elem = PyList_GetItem(list, i);
+		ret->list[i] = malloc(sizeof(char) * (PyBytes_Size(elem) + 1));
+		strcpy(ret->list[i], PyBytes_AsString(elem));
+	}
+
+	return ret;
+}
+
+/**
+ * Converts a C String list to a Python List object
+ */
+PyObject* cListToPyList(StringList* list)
+{
+	if (!list)
+		Py_RETURN_NONE;
+
+	PyObject *ret = PyList_New(list->count);
+	for(unsigned int i = 0; i < list->count; i++)
+	{
+		PyList_SetItem(ret, i, PyBytes_FromString(list->list[i]));
+	}
+
+	return ret;
+}
+
+/** @} */
+
+/**
+ * Prints a C String list.
+ */
+void stringListPrint(StringList* list)
+{
+	if (!list)
+		return;
+
+	for(unsigned int i = 0; i < list->count; i++)
+	{
+		printf("\"%s\"", list->list[i]);
+		// No coma after the last item.
+		if (i < list->count - 1)
+			printf(", ");
+	}
+}
+
+/**
+ * Frees a string list and it's data
+ */
+void stringListFree(StringList* list)
+{
+	if (list && list->list)
+	{
+		for(unsigned int i = 0; i < list->count; i++)
+		{
+			free(list->list[i]);
+		}
+
+		free(list->list);
+	}
+
+	if (list)
+		free(list);
+}
+
+/** @} */
-- 
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