begin of cookies

src/cookies.c

@@ -0,0 +1,52 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include <headers.h>
+
+#include "cookies.h"
+
+char* getCookie(ctx_t ctx, const char* key) {
+	char* cookieHeader = headers_get(&ctx.headers, "Cookie");
+	if (cookieHeader == NULL) {
+		return NULL;
+	}
+	
+	cookieHeader = strdup(cookieHeader);
+	if (cookieHeader == NULL) {
+		return NULL;	
+	}
+	
+	char** saveptr = NULL;
+	char* str = cookieHeader;
+	size_t keyLength = strlen(key);
+	
+	char* value = NULL;
+	
+	while((str = strtok_r(str, ";", saveptr)) != NULL) {
+		if (strncmp(str, key, keyLength) == 0) {
+			str = strtok_r(NULL, "=", saveptr)
+			if (str == NULL) {
+				// illegal cookie definition; ignore
+			} else {
+				value = str;
+				break;
+			}
+		}
+		
+		str = NULL;
+	}
+	
+	if (value != NULL) {
+		value = strdup(value);
+		if (value == NULL) {
+			free(cookieHeader);
+			return NULL;
+		}
+		
+		free(cookieHeader);
+		return value;
+	} else {
+		free(cookieHeader);
+		return NULL;
+	}
+}

src/cookies.h

@@ -0,0 +1,9 @@
+#ifndef COOKIES_H_
+#define COOKIES_H_
+
+#include "request.h"
+
+char* getCookie(ctx_t, const char*);
+void setCookie(ctx_t, const char*, const char*);
+
+#endif