diff options
Diffstat (limited to 'src/buffer.h')
| -rw-r--r-- | src/buffer.h | 85 |
1 files changed, 64 insertions, 21 deletions
diff --git a/src/buffer.h b/src/buffer.h index 8ba3683..d7703f8 100644 --- a/src/buffer.h +++ b/src/buffer.h @@ -3,9 +3,11 @@ #ifndef HOEDOWN_BUFFER_H #define HOEDOWN_BUFFER_H +#include <stdio.h> #include <stddef.h> #include <stdarg.h> #include <stdint.h> +#include <stdlib.h> #ifdef __cplusplus extern "C" { @@ -14,17 +16,17 @@ extern "C" { #if defined(_MSC_VER) #define __attribute__(x) #define inline __inline +#define __builtin_expect(x,n) x #endif -typedef enum { - HOEDOWN_BUF_OK = 0, - HOEDOWN_BUF_ENOMEM = -1 -} hoedown_buferror_t; + +/********* + * TYPES * + *********/ typedef void *(*hoedown_realloc_callback)(void *, size_t); typedef void (*hoedown_free_callback)(void *); -/* hoedown_buffer: character array buffer */ struct hoedown_buffer { uint8_t *data; /* actual character data */ size_t size; /* size of the string */ @@ -38,9 +40,15 @@ struct hoedown_buffer { typedef struct hoedown_buffer hoedown_buffer; -/* HOEDOWN_BUFPUTSL: optimized hoedown_buffer_puts of a string literal */ -#define HOEDOWN_BUFPUTSL(output, literal) \ - hoedown_buffer_put(output, literal, sizeof(literal) - 1) + +/************* + * FUNCTIONS * + *************/ + +/* allocation wrappers */ +void *hoedown_malloc(size_t size) __attribute__ ((malloc)); +void *hoedown_calloc(size_t nmemb, size_t size) __attribute__ ((malloc)); +void *hoedown_realloc(void *ptr, size_t size) __attribute__ ((malloc)); /* hoedown_buffer_init: initialize a buffer with custom allocators */ void hoedown_buffer_init( @@ -51,32 +59,47 @@ void hoedown_buffer_init( hoedown_free_callback buffer_free ); -/* hoedown_buffer_new: allocation of a new buffer */ -hoedown_buffer *hoedown_buffer_new(size_t unit) __attribute__ ((malloc)); +/* hoedown_buffer_uninit: uninitialize an existing buffer */ +void hoedown_buffer_uninit(hoedown_buffer *buf); -/* hoedown_buffer_free: decrease the reference count and free the buffer if needed */ -void hoedown_buffer_free(hoedown_buffer *buf); +/* hoedown_buffer_new: allocate a new buffer */ +hoedown_buffer *hoedown_buffer_new(size_t unit) __attribute__ ((malloc)); -/* hoedown_buffer_reset: frees internal data of the buffer */ +/* hoedown_buffer_reset: free internal data of the buffer */ void hoedown_buffer_reset(hoedown_buffer *buf); -/* hoedown_buffer_grow: increasing the allocated size to the given value */ -int hoedown_buffer_grow(hoedown_buffer *buf, size_t neosz); +/* hoedown_buffer_grow: increase the allocated size to the given value */ +void hoedown_buffer_grow(hoedown_buffer *buf, size_t neosz); -/* hoedown_buffer_put: appends raw data to a buffer */ -void hoedown_buffer_put(hoedown_buffer *buf, const void *data, size_t len); +/* hoedown_buffer_put: append raw data to a buffer */ +void hoedown_buffer_put(hoedown_buffer *buf, const uint8_t *data, size_t size); -/* hoedown_buffer_puts: appends a NUL-terminated string to a buffer */ +/* hoedown_buffer_puts: append a NUL-terminated string to a buffer */ void hoedown_buffer_puts(hoedown_buffer *buf, const char *str); -/* hoedown_buffer_putc: appends a single char to a buffer */ +/* hoedown_buffer_putc: append a single char to a buffer */ void hoedown_buffer_putc(hoedown_buffer *buf, uint8_t c); +/* hoedown_buffer_putf: read from a file and append to a buffer, until EOF or error */ +int hoedown_buffer_putf(hoedown_buffer *buf, FILE* file); + +/* hoedown_buffer_set: replace the buffer's contents with raw data */ +void hoedown_buffer_set(hoedown_buffer *buf, const uint8_t *data, size_t size); + +/* hoedown_buffer_sets: replace the buffer's contents with a NUL-terminated string */ +void hoedown_buffer_sets(hoedown_buffer *buf, const char *str); + +/* hoedown_buffer_eq: compare a buffer's data with other data for equality */ +int hoedown_buffer_eq(const hoedown_buffer *buf, const uint8_t *data, size_t size); + +/* hoedown_buffer_eq: compare a buffer's data with NUL-terminated string for equality */ +int hoedown_buffer_eqs(const hoedown_buffer *buf, const char *str); + /* hoedown_buffer_prefix: compare the beginning of a buffer with a string */ int hoedown_buffer_prefix(const hoedown_buffer *buf, const char *prefix); -/* hoedown_buffer_slurp: removes a given number of bytes from the head of the array */ -void hoedown_buffer_slurp(hoedown_buffer *buf, size_t len); +/* hoedown_buffer_slurp: remove a given number of bytes from the head of the buffer */ +void hoedown_buffer_slurp(hoedown_buffer *buf, size_t size); /* hoedown_buffer_cstr: NUL-termination of the string array (making a C-string) */ const char *hoedown_buffer_cstr(hoedown_buffer *buf); @@ -84,6 +107,26 @@ const char *hoedown_buffer_cstr(hoedown_buffer *buf); /* hoedown_buffer_printf: formatted printing to a buffer */ void hoedown_buffer_printf(hoedown_buffer *buf, const char *fmt, ...) __attribute__ ((format (printf, 2, 3))); +/* hoedown_buffer_put_utf8: put a Unicode character encoded as UTF-8 */ +void hoedown_buffer_put_utf8(hoedown_buffer *buf, unsigned int codepoint); + +/* hoedown_buffer_free: free the buffer */ +void hoedown_buffer_free(hoedown_buffer *buf); + + +/* HOEDOWN_BUFPUTSL: optimized hoedown_buffer_puts of a string literal */ +#define HOEDOWN_BUFPUTSL(output, literal) \ + hoedown_buffer_put(output, (const uint8_t *)literal, sizeof(literal) - 1) + +/* HOEDOWN_BUFSETSL: optimized hoedown_buffer_sets of a string literal */ +#define HOEDOWN_BUFSETSL(output, literal) \ + hoedown_buffer_set(output, (const uint8_t *)literal, sizeof(literal) - 1) + +/* HOEDOWN_BUFEQSL: optimized hoedown_buffer_eqs of a string literal */ +#define HOEDOWN_BUFEQSL(output, literal) \ + hoedown_buffer_eq(output, (const uint8_t *)literal, sizeof(literal) - 1) + + #ifdef __cplusplus } #endif |