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-rw-r--r--include/fhp/fhp.h71
1 files changed, 66 insertions, 5 deletions
diff --git a/include/fhp/fhp.h b/include/fhp/fhp.h
index 563d2ad..2e1dc95 100644
--- a/include/fhp/fhp.h
+++ b/include/fhp/fhp.h
@@ -5,6 +5,21 @@
#include <stddef.h> // for size_t
#include <stdbool.h> // for size_t
+//
+// hash functions (djb2)
+// (see http://aras-p.info/blog/2016/08/02/Hash-Functions-all-the-way-down/)
+//
+
+uint32_t fhp_hash_init(void);
+uint32_t fhp_hash_push(uint32_t, uint8_t * const, size_t);
+uint32_t fhp_hash_string(char * const);
+uint32_t fhp_lc_hash_push(uint32_t, uint8_t * const, size_t);
+uint32_t fhp_lc_hash_string(char * const);
+
+//
+// error functions
+//
+
typedef enum {
FHP_OK,
FHP_ERR_CB,
@@ -24,11 +39,23 @@ typedef enum {
fhp_err_t
fhp_strerror(fhp_err_t, char * const, size_t);
+//
+// token functions
+//
+
typedef enum {
FHP_TOKEN_METHOD_START,
FHP_TOKEN_METHOD_FRAGMENT,
FHP_TOKEN_METHOD_END,
+ FHP_TOKEN_METHOD_GET,
+ FHP_TOKEN_METHOD_POST,
+ FHP_TOKEN_METHOD_HEAD,
+ FHP_TOKEN_METHOD_PUT,
+ FHP_TOKEN_METHOD_DELETE,
+ FHP_TOKEN_METHOD_OPTIONS,
+ FHP_TOKEN_METHOD_OTHER,
+
FHP_TOKEN_URL_START,
FHP_TOKEN_URL_FRAGMENT,
FHP_TOKEN_URL_END,
@@ -37,6 +64,10 @@ typedef enum {
FHP_TOKEN_VERSION_FRAGMENT,
FHP_TOKEN_VERSION_END,
+ FHP_TOKEN_VERSION_HTTP_10,
+ FHP_TOKEN_VERSION_HTTP_11,
+ FHP_TOKEN_VERSION_OTHER,
+
FHP_TOKEN_HEADER_NAME_START,
FHP_TOKEN_HEADER_NAME_FRAGMENT,
FHP_TOKEN_HEADER_NAME_END,
@@ -51,6 +82,23 @@ typedef enum {
fhp_err_t
fhp_strtoken(fhp_token_t, char * const, size_t);
+//
+// env functions
+//
+
+#define FHP_ENV_NUM_HASHES 6
+
+typedef struct {
+ uint32_t hashes[FHP_ENV_NUM_HASHES];
+} fhp_env_t;
+
+void fhp_env_init(fhp_env_t * const env);
+fhp_env_t *fhp_get_default_env(void);
+
+//
+// context functions
+//
+
typedef struct fhp_t_ fhp_t;
typedef bool (*fhp_cb_t)(
@@ -88,15 +136,18 @@ typedef enum {
#define FHP_BUF_SIZE 1024
struct fhp_t_ {
+ // env pointer
+ fhp_env_t *env;
+
+ // opaque user data
+ void *user_data;
+
// current parser state
fhp_state_t state;
// user callback
fhp_cb_t cb;
- // opaque user data
- void *user_data;
-
// last error
fhp_err_t err;
@@ -107,17 +158,27 @@ struct fhp_t_ {
uint8_t buf[FHP_BUF_SIZE];
size_t buf_len;
+ // buffer hashing state
+ bool is_hashing;
+ uint32_t buf_hash;
+
+ // cached http method and version
+ fhp_token_t http_method, http_version;
+
// state for url hex decoder
uint32_t hex;
};
fhp_err_t
-fhp_init(fhp_t * const, fhp_cb_t, void * const);
+fhp_init(fhp_t * const, fhp_env_t * const, fhp_cb_t, void * const);
fhp_err_t
fhp_push(fhp_t * const, uint8_t * const, size_t);
+fhp_env_t *
+fhp_get_env(fhp_t * const);
+
void *
-fhp_user_data(fhp_t * const);
+fhp_get_user_data(fhp_t * const);
#endif /* FHP_H */