From c17412cce925ce226d3835a2e59b4d9f31b5b3ed Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 25 May 2019 02:17:15 +0200
Subject: Initial commit

---
 include/quickmedia/HtmlSearch.h     | 31 +++++++++++++++++++++++++++++++
 include/quickmedia/NodeSearch.h     | 29 +++++++++++++++++++++++++++++
 include/quickmedia/XpathParser.h    |  8 ++++++++
 include/quickmedia/XpathTokenizer.h | 32 ++++++++++++++++++++++++++++++++
 4 files changed, 100 insertions(+)
 create mode 100644 include/quickmedia/HtmlSearch.h
 create mode 100644 include/quickmedia/NodeSearch.h
 create mode 100644 include/quickmedia/XpathParser.h
 create mode 100644 include/quickmedia/XpathTokenizer.h

(limited to 'include')

diff --git a/include/quickmedia/HtmlSearch.h b/include/quickmedia/HtmlSearch.h
new file mode 100644
index 0000000..e3bea33
--- /dev/null
+++ b/include/quickmedia/HtmlSearch.h
@@ -0,0 +1,31 @@
+#ifndef QUICKMEDIA_HTML_SEARCH_H
+#define QUICKMEDIA_HTML_SEARCH_H
+
+#include "NodeSearch.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    const void *doc;
+    const void *node;
+    void *text;
+} QuickMediaHtmlNode;
+
+/* Returns NULL if attribute doesn't exist or if it doesn't have any value */
+const char* quickmedia_html_node_get_attribute_value(QuickMediaHtmlNode *self, const char *attribute_name);
+
+/* Returns StringView where data is NULL and size is 0 if node doesn't have any text */
+const QuickMediaStringView quickmedia_html_node_get_text(QuickMediaHtmlNode *self);
+
+/* @node is only valid within the callback function scope */
+typedef void (*QuickMediaHtmlSearchResultCallback)(QuickMediaHtmlNode *node, void *userdata);
+
+int quickmedia_html_find_nodes_xpath(const char *html_source, const char *xpath, QuickMediaHtmlSearchResultCallback result_callback, void *userdata);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/quickmedia/NodeSearch.h b/include/quickmedia/NodeSearch.h
new file mode 100644
index 0000000..b512296
--- /dev/null
+++ b/include/quickmedia/NodeSearch.h
@@ -0,0 +1,29 @@
+#ifndef QUICKMEDIA_NODE_SEARCH_H
+#define QUICKMEDIA_NODE_SEARCH_H
+
+typedef struct {
+    char *name;
+    char *value;
+} QuickMediaNodeSearchParam;
+
+typedef struct QuickMediaNodeSearch QuickMediaNodeSearch;
+
+struct QuickMediaNodeSearch {
+    char *name; /* optional */
+    int recursive;
+    QuickMediaNodeSearchParam param; /* optional */
+    int param_defined;
+
+    QuickMediaNodeSearch *child; /* optional */
+};
+
+typedef struct {
+    const char *data;
+    unsigned long long size;
+} QuickMediaStringView;
+
+void quickmedia_node_search_param_init(QuickMediaNodeSearchParam *self);
+void quickmedia_node_search_init(QuickMediaNodeSearch *self);
+void quickmedia_node_search_deinit(QuickMediaNodeSearch *self);
+
+#endif
diff --git a/include/quickmedia/XpathParser.h b/include/quickmedia/XpathParser.h
new file mode 100644
index 0000000..2dfc81e
--- /dev/null
+++ b/include/quickmedia/XpathParser.h
@@ -0,0 +1,8 @@
+#ifndef QUICKMEDIA_XPATH_PARSER_H
+#define QUICKMEDIA_XPATH_PARSER_H
+
+#include "NodeSearch.h"
+
+int quickmedia_parse_xpath(const char *xpath, QuickMediaNodeSearch *result);
+
+#endif
diff --git a/include/quickmedia/XpathTokenizer.h b/include/quickmedia/XpathTokenizer.h
new file mode 100644
index 0000000..8827cff
--- /dev/null
+++ b/include/quickmedia/XpathTokenizer.h
@@ -0,0 +1,32 @@
+#ifndef QUICKMEDIA_XPATH_TOKENIZER_H
+#define QUICKMEDIA_XPATH_TOKENIZER_H
+
+#include "NodeSearch.h"
+
+typedef struct {
+    const char *code;
+    union {
+        QuickMediaStringView string;
+        QuickMediaStringView identifier;
+    };
+} QuickMediaXpathTokenizer;
+
+typedef enum {
+    QUICKMEDIA_XPATH_TOKEN_INVALID,
+    QUICKMEDIA_XPATH_TOKEN_END_OF_FILE,
+    QUICKMEDIA_XPATH_TOKEN_CHILD,
+    QUICKMEDIA_XPATH_TOKEN_CHILD_RECURSIVE,
+    QUICKMEDIA_XPATH_TOKEN_IDENTIFIER,
+    QUICKMEDIA_XPATH_TOKEN_STRING,
+    QUICKMEDIA_XPATH_TOKEN_OPEN_BRACKET,
+    QUICKMEDIA_XPATH_TOKEN_CLOSING_BRACKET,
+    QUICKMEDIA_XPATH_TOKEN_EQUAL
+} QuickMediaXpathToken;
+
+void quickmedia_xpath_tokenizer_init(QuickMediaXpathTokenizer *self, const char *xpath);
+QuickMediaXpathToken quickmedia_xpath_tokenizer_next(QuickMediaXpathTokenizer *self);
+int quickmedia_xpath_tokenizer_next_if(QuickMediaXpathTokenizer *self, QuickMediaXpathToken token);
+char* quickmedia_xpath_tokenizer_copy_identifier(QuickMediaXpathTokenizer *self);
+char* quickmedia_xpath_tokenizer_copy_string(QuickMediaXpathTokenizer *self);
+
+#endif
-- 
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