1 #ifndef ARRAY_H 2 #define ARRAY_H 3 4 #ifdef HAVE_CONFIG_H 5 # include "config.h" 6 #endif 7 8 #ifdef HAVE_PCRE_H 9 # include <pcre.h> 10 #endif 11 12 #include "buffer.h" 13 14 #include <stdlib.h> 15 16 #define DATA_IS_STRING(x) (x->type == TYPE_STRING) 17 18 typedef enum { TYPE_UNSET, TYPE_STRING, TYPE_COUNT, TYPE_ARRAY, TYPE_INTEGER, TYPE_FASTCGI, TYPE_CONFIG } data_type_t; 19 #define DATA_UNSET \ 20 data_type_t type; \ 21 buffer *key; \ 22 int is_index_key; /* 1 if key is a array index (autogenerated keys) */ \ 23 struct data_unset *(*copy)(const struct data_unset *src); \ 24 void (* free)(struct data_unset *p); \ 25 void (* reset)(struct data_unset *p); \ 26 int (*insert_dup)(struct data_unset *dst, struct data_unset *src); \ 27 void (*print)(const struct data_unset *p, int depth) 28 29 typedef struct data_unset { 30 DATA_UNSET; 31 } data_unset; 32 33 typedef struct { 34 data_unset **data; 35 36 size_t *sorted; 37 38 size_t used; 39 size_t size; 40 41 size_t unique_ndx; 42 43 size_t next_power_of_2; 44 int is_weakref; /* data is weakref, don't bother the data */ 45 } array; 46 47 typedef struct { 48 DATA_UNSET; 49 50 int count; 51 } data_count; 52 53 data_count *data_count_init(void); 54 55 typedef struct { 56 DATA_UNSET; 57 58 buffer *value; 59 } data_string; 60 61 data_string *data_string_init(void); 62 data_string *data_response_init(void); 63 64 typedef struct { 65 DATA_UNSET; 66 67 array *value; 68 } data_array; 69 70 data_array *data_array_init(void); 71 72 /** 73 * possible compare ops in the configfile parser 74 */ 75 typedef enum { 76 CONFIG_COND_UNSET, 77 CONFIG_COND_EQ, /** == */ 78 CONFIG_COND_MATCH, /** =~ */ 79 CONFIG_COND_NE, /** != */ 80 CONFIG_COND_NOMATCH /** !~ */ 81 } config_cond_t; 82 83 /** 84 * possible fields to match against 85 */ 86 typedef enum { 87 COMP_UNSET, 88 COMP_SERVER_SOCKET, 89 COMP_HTTP_URL, 90 COMP_HTTP_HOST, 91 COMP_HTTP_REFERER, 92 COMP_HTTP_USER_AGENT, 93 COMP_HTTP_LANGUAGE, 94 COMP_HTTP_COOKIE, 95 COMP_HTTP_REMOTE_IP, 96 COMP_HTTP_QUERY_STRING, 97 COMP_HTTP_SCHEME, 98 COMP_HTTP_REQUEST_METHOD, 99 100 COMP_LAST_ELEMENT 101 } comp_key_t; 102 103 /* $HTTP["host"] == "incremental.home.kneschke.de" { ... } 104 * for print: comp_key op string 105 * for compare: comp cond string/regex 106 */ 107 108 typedef struct _data_config data_config; 109 struct _data_config { 110 DATA_UNSET; 111 112 array *value; 113 114 buffer *comp_key; 115 comp_key_t comp; 116 117 config_cond_t cond; 118 buffer *op; 119 120 int context_ndx; /* more or less like an id */ 121 array *childs; 122 /* nested */ 123 data_config *parent; 124 /* for chaining only */ 125 data_config *prev; 126 data_config *next; 127 128 buffer *string; 129 #ifdef HAVE_PCRE_H 130 pcre *regex; 131 pcre_extra *regex_study; 132 #endif 133 }; 134 135 data_config *data_config_init(void); 136 137 typedef struct { 138 DATA_UNSET; 139 140 int value; 141 } data_integer; 142 143 data_integer *data_integer_init(void); 144 145 typedef struct { 146 DATA_UNSET; 147 148 buffer *host; 149 150 unsigned short port; 151 152 time_t disable_ts; 153 int is_disabled; 154 size_t balance; 155 156 int usage; /* fair-balancing needs the no. of connections active on this host */ 157 int last_used_ndx; /* round robin */ 158 } data_fastcgi; 159 160 data_fastcgi *data_fastcgi_init(void); 161 162 array *array_init(void); 163 array *array_init_array(array *a); 164 void array_free(array *a); 165 void array_reset(array *a); 166 int array_insert_unique(array *a, data_unset *str); 167 data_unset *array_pop(array *a); 168 int array_print(array *a, int depth); 169 data_unset *array_get_unused_element(array *a, data_type_t t); 170 data_unset *array_get_element(array *a, const char *key); 171 void array_set_key_value(array *hdrs, const char *key, size_t key_len, const char *value, size_t val_len); 172 data_unset *array_replace(array *a, data_unset *du); 173 int array_strcasecmp(const char *a, size_t a_len, const char *b, size_t b_len); 174 void array_print_indent(int depth); 175 size_t array_get_max_key_length(array *a); 176 177 #endif 178