Wed Mar 6 21:58:47 CET 2013

1 files changed, 79 insertions, 0 deletions

diff --git a/picohttp.h b/picohttp.h
new file mode 100644
index 0000000..cceee44
--- /dev/null
+++ b/picohttp.h
@@ -0,0 +1,79 @@
+#pragma once
+#ifndef PICOHTTP_H_HEADERGUARD
+#define PICOHTTP_H_HEADERGUARD
+
+#include <stdlib.h>
+#include <stdint.h>
+
+#define PICOHTTP_MAJORVERSION(x) ( (x & 0x7f00) >> 8 )
+#define PICOHTTP_MINORVERSION(x) ( (x & 0x007f) )
+
+#define PICOHTTP_METHOD_GET  1
+#define PICOHTTP_METHOD_HEAD 2
+#define PICOHTTP_METHOD_POST 3
+
+struct picohttpIoOps {
+	int (*read)(size_t /*count*/, char* /*buf*/, void*);
+	int (*write)(size_t /*count*/, char* /*buf*/, void*);
+	int16_t (*getch)(void*); // returns -1 on error
+	int (*putch)(char, void*);
+	void *data;
+};
+
+#define picohttpIoWrite(ioops,size,buf) (ioops->write(size, buf, ioops->data))
+#define picohttpIoRead(ioops,size,buf)  (ioops->read(size, buf, ioops->data))
+#define picohttpIoGetch(ioops)          (ioops->getch(ioops->data))
+#define picohttpIoPutch(ioops,c)        (ioops->putch(c, ioops->data))
+
+enum picohttpVarType {
+	PICOHTTP_TYPE_UNDEFINED = 0,
+	PICOHTTP_TYPE_INTEGER = 1,
+	PICOHTTP_TYPE_REAL = 2,
+	PICOHTTP_TYPE_BOOLEAN = 3,
+	PICOHTTP_TYPE_TEXT = 4
+};
+
+struct picohttpVarSpec {
+	char const * const name;
+	enum picohttpVarType type;
+	size_t max_len;
+};
+
+struct picohttpVar {
+	struct picohttpVarSpec const *spec;
+	union {
+		char *text;
+		float real;
+		int integer;
+		uint8_t boolean;
+	} value;
+	struct picohttpVar *next;
+};
+
+struct picohttpRequest;
+
+typedef void (*picohttpHandler) (struct picohttpRequest *ctx);
+
+struct picohttpURLRoute {
+	char const * urlhead;
+	struct picohttpVarSpec const * get_vars;
+	picohttpHandler handler;
+	uint16_t max_urltail_len;
+	uint8_t allowed_methods;
+};
+
+struct picohttpRequest {
+	struct picohttpIoOps const * ioops;
+	struct picohttpURLRoute *route;
+	struct picohttpVar *get_vars;
+	char const *url;
+	char const *urltail;
+	int16_t httpversion;
+	uint8_t method;
+};
+
+void picohttpProcessRequest(
+	struct picohttpIoOps const * const ioops,
+	struct picohttpURLRoute const * const routes );
+
+#endif/*PICOHTTP_H_HEADERGUARD*/