#ifndef _PHPSTR_H_
#define _PHPSTR_H_
-#include "php.h"
+#ifndef PHPSTR_DEFAULT_SIZE
+# define PHPSTR_DEFAULT_SIZE 256
+#endif
+
+#define PHPSTR_NOMEM ((size_t) -1)
-#ifdef PHP_WIN32
-# define PHPSTR_API __declspec(dllexport)
+#ifndef STR_FREE
+# define STR_FREE(STR) \
+ { \
+ if (STR) { \
+ efree(STR); \
+ } \
+ }
+#endif
+#ifndef STR_SET
+# define STR_SET(STR, SET) \
+ { \
+ STR_FREE(STR); \
+ STR = SET; \
+ }
+#endif
+#ifndef TSRMLS_D
+# define TSRMLS_D
+# define TSRMLS_DC
+# define TSRMLS_CC
+# define TSRMLS_C
+#endif
+#ifdef PHP_ATTRIBUTE_FORMAT
+# define PHPSTR_ATTRIBUTE_FORMAT(f, a, b) PHP_ATTRIBUTE_FORMAT(f, a, b)
+#else
+# define PHPSTR_ATTRIBUTE_FORMAT(f, a, b)
+#endif
+#ifndef pemalloc
+# define pemalloc(s,p) malloc(s)
+# define pefree(x,p) free(x)
+# define perealloc(x,s,p) realloc(x,s)
+# define perealloc_recoverable perealloc
+# define ecalloc calloc
+static inline void *estrndup(void *p, size_t s)
+{
+ char *r = (char *) malloc(s+1);
+ if (r) memcpy((void *) r, p, s), r[s] = '\0';
+ return (void *) r;
+}
+#endif
+
+#if defined(PHP_WIN32)
+# if defined(PHPSTR_EXPORTS)
+# define PHPSTR_API __declspec(dllexport)
+# elif defined(COMPILE_DL_PHPSTR)
+# define PHPSTR_API __declspec(dllimport)
+# else
+# define PHPSTR_API
+# endif
#else
# define PHPSTR_API
#endif
#define PHPSTR(p) ((phpstr *) (p))
-#define PHPSTR_VAL(p) (PHPSTR(p))->data;
-#define PHPSTR_LEN(p) (PHPSTR(p))->used;
+#define PHPSTR_VAL(p) (PHPSTR(p))->data
+#define PHPSTR_LEN(p) (PHPSTR(p))->used
-#define FREE_PHPSTR_PTR(STR) efree(STR)
+#define FREE_PHPSTR_PTR(STR) pefree(STR, STR->pmem)
#define FREE_PHPSTR_VAL(STR) phpstr_dtor(STR)
-#define FREE_PHPSTR_ALL(STR) phpstr_free(STR)
+#define FREE_PHPSTR_ALL(STR) phpstr_free(&(STR))
#define FREE_PHPSTR(free, STR) \
switch (free) \
{ \
- case PHPSTR_FREE_PTR: efree(STR); break; \
- case PHPSTR_FREE_VAL: phpstr_dtor(STR); break; \
- case PHPSTR_FREE_ALL: phpstr_free(STR); break; \
- case PHPSTR_FREE_NOT: break; \
- default: break; \
+ case PHPSTR_FREE_NOT: break; \
+ case PHPSTR_FREE_PTR: pefree(STR, STR->pmem); break; \
+ case PHPSTR_FREE_VAL: phpstr_dtor(STR); break; \
+ case PHPSTR_FREE_ALL: \
+ { \
+ phpstr *PTR = (STR); \
+ phpstr_free(&PTR); \
+ } \
+ break; \
+ default: break; \
}
#define RETURN_PHPSTR_PTR(STR) RETURN_PHPSTR((STR), PHPSTR_FREE_PTR, 0)
-#define RETURN_PHPSTR_VAL(STR) RETURN_PHPSTR(&(STR), PHPSTR_FREE_NOT, 0)
+#define RETURN_PHPSTR_VAL(STR) RETURN_PHPSTR((STR), PHPSTR_FREE_NOT, 0)
+#define RETURN_PHPSTR_DUP(STR) RETURN_PHPSTR((STR), PHPSTR_FREE_NOT, 1)
+#define RETVAL_PHPSTR_PTR(STR) RETVAL_PHPSTR((STR), PHPSTR_FREE_PTR, 0)
+#define RETVAL_PHPSTR_VAL(STR) RETVAL_PHPSTR((STR), PHPSTR_FREE_NOT, 0)
+#define RETVAL_PHPSTR_DUP(STR) RETVAL_PHPSTR((STR), PHPSTR_FREE_NOT, 1)
/* RETURN_PHPSTR(buf, PHPSTR_FREE_PTR, 0) */
#define RETURN_PHPSTR(STR, free, dup) \
RETVAL_PHPSTR((STR), (free), (dup)); \
RETVAL_STRINGL((STR)->data, (STR)->used, (dup)); \
FREE_PHPSTR((free), (STR));
-typedef struct {
- size_t size;
+typedef struct _phpstr_t {
char *data;
size_t used;
size_t free;
+ size_t size;
+ unsigned pmem:1;
+ unsigned reserved:31;
} phpstr;
-typedef enum {
+typedef enum _phpstr_free_t {
PHPSTR_FREE_NOT = 0,
- PHPSTR_FREE_PTR, /* efree() */
+ PHPSTR_FREE_PTR, /* pefree() */
PHPSTR_FREE_VAL, /* phpstr_dtor() */
PHPSTR_FREE_ALL /* phpstr_free() */
} phpstr_free_t;
#define PHPSTR_VAL_FREE(STR) PHPSTR_FREE_VAL,(STR)
#define PHPSTR_NOT_FREE(STR) PHPSTR_FREE_NOT,(STR)
+#define PHPSTR_INIT_PREALLOC 0x01
+#define PHPSTR_INIT_PERSISTENT 0x02
+
/* create a new phpstr */
#define phpstr_new() phpstr_init(NULL)
-#define phpstr_init(b) phpstr_init_ex(b, 0, 0)
-#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, 0)
-PHPSTR_API phpstr *phpstr_init_ex(phpstr *buf, size_t chunk_size, zend_bool pre_alloc);
+#define phpstr_init(b) phpstr_init_ex(b, PHPSTR_DEFAULT_SIZE, 0)
+#define phpstr_clone(phpstr_pointer) phpstr_init_ex(NULL, (phpstr_pointer)->size, (phpstr_pointer)->pmem ? PHPSTR_INIT_PERSISTENT:0)
+PHPSTR_API phpstr *phpstr_init_ex(phpstr *buf, size_t chunk_size, int flags);
/* create a phpstr from a zval or c-string */
#define phpstr_from_zval(z) phpstr_from_string(Z_STRVAL(z), Z_STRLEN(z))
PHPSTR_API phpstr *phpstr_from_string_ex(phpstr *buf, const char *string, size_t length);
/* usually only called from within the internal functions */
-#define phpstr_resize(b, s) phpstr_resize_ex((b), (s), 0)
-PHPSTR_API void phpstr_resize_ex(phpstr *buf, size_t len, size_t override_size);
+#define phpstr_resize(b, s) phpstr_resize_ex((b), (s), 0, 0)
+PHPSTR_API size_t phpstr_resize_ex(phpstr *buf, size_t len, size_t override_size, int allow_error);
+
+/* shrink memory chunk to actually used size (+1) */
+PHPSTR_API size_t phpstr_shrink(phpstr *buf);
/* append data to the phpstr */
#define phpstr_appends(b, a) phpstr_append((b), (a), sizeof(a)-1)
#define phpstr_appendl(b, a) phpstr_append((b), (a), strlen(a))
-PHPSTR_API void phpstr_append(phpstr *buf, const char *append, size_t append_len);
-PHPSTR_API size_t phpstr_appendf(phpstr *buf, const char *format, ...);
+PHPSTR_API size_t phpstr_append(phpstr *buf, const char *append, size_t append_len);
+PHPSTR_API size_t phpstr_appendf(phpstr *buf, const char *format, ...) PHPSTR_ATTRIBUTE_FORMAT(printf, 2, 3);
/* insert data at a specific position of the phpstr */
#define phpstr_inserts(b, i, o) phpstr_insert((b), (i), sizeof(i)-1, (o))
#define phpstr_insertl(b, i, o) phpstr_insert((b), (i), strlen(i), (o))
-PHPSTR_API void phpstr_insert(phpstr *buf, const char *insert, size_t insert_len, size_t offset);
-PHPSTR_API size_t phpstr_insertf(phpstr *buf, size_t offset, const char *format, ...);
+PHPSTR_API size_t phpstr_insert(phpstr *buf, const char *insert, size_t insert_len, size_t offset);
+PHPSTR_API size_t phpstr_insertf(phpstr *buf, size_t offset, const char *format, ...) PHPSTR_ATTRIBUTE_FORMAT(printf, 3, 4);
/* prepend data */
#define phpstr_prepends(b, p) phpstr_prepend((b), (p), sizeof(p)-1)
#define phpstr_prependl(b, p) phpstr_prepend((b), (p), strlen(p))
-PHPSTR_API void phpstr_prepend(phpstr *buf, const char *prepend, size_t prepend_len);
-PHPSTR_API size_t phpstr_prependf(phpstr *buf, const char *format, ...);
+PHPSTR_API size_t phpstr_prepend(phpstr *buf, const char *prepend, size_t prepend_len);
+PHPSTR_API size_t phpstr_prependf(phpstr *buf, const char *format, ...) PHPSTR_ATTRIBUTE_FORMAT(printf, 2, 3);
/* get a zero-terminated string */
PHPSTR_API char *phpstr_data(const phpstr *buf, char **into, size_t *len);
PHPSTR_API phpstr *phpstr_merge_va(phpstr *buf, unsigned argc, va_list argv);
/* sets a trailing NUL byte */
-PHPSTR_API void phpstr_fix(phpstr *buf);
+PHPSTR_API phpstr *phpstr_fix(phpstr *buf);
+
+/* memcmp for phpstr objects */
+PHPSTR_API int phpstr_cmp(phpstr *left, phpstr *right);
+
+/* reset phpstr object */
+PHPSTR_API void phpstr_reset(phpstr *buf);
/* free a phpstr objects contents */
PHPSTR_API void phpstr_dtor(phpstr *buf);
/* free a phpstr object completely */
-PHPSTR_API void phpstr_free(phpstr *buf);
+PHPSTR_API void phpstr_free(phpstr **buf);
+
+/* stores data in a phpstr until it reaches chunk_size */
+PHPSTR_API size_t phpstr_chunk_buffer(phpstr **s, const char *data, size_t data_len, char **chunk, size_t chunk_size);
+
+typedef void (*phpstr_passthru_func)(void *opaque, const char *, size_t TSRMLS_DC);
+
+/* wrapper around phpstr_chunk_buffer, which passes available chunks to passthru() */
+PHPSTR_API void phpstr_chunked_output(phpstr **s, const char *data, size_t data_len, size_t chunk_size, phpstr_passthru_func passthru, void *opaque TSRMLS_DC);
#endif
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
-