apps.plugin optimization to send all the data to netdata with just one write operatio...

[netdata.git] / src / web_buffer.h

diff --git a/src/web_buffer.h b/src/web_buffer.h
old mode 100755 (executable)
new mode 100644 (file)
index af52394..399eb84
--- a/src/web_buffer.h
+++ b/src/web_buffer.h
@@ -8,13 +8,18 @@
 #define WEB_DATA_LENGTH_INCREASE_STEP 16384
 
 typedef struct web_buffer {
-       long size;              // allocation size of buffer
-       long len;               // current data length in buffer
+       size_t size;            // allocation size of buffer
+       size_t len;             // current data length in buffer
        char *buffer;   // the buffer
-       int contenttype;
+       uint8_t contenttype;
+       uint8_t options;
        time_t date;    // the date this content has been generated
 } BUFFER;
 
+// options
+#define WB_CONTENT_CACHEABLE                   1
+#define WB_CONTENT_NO_CACHEABLE                        2
+
 // content-types
 #define CT_APPLICATION_JSON                            1
 #define CT_TEXT_PLAIN                                  2
@@ -28,30 +33,43 @@ typedef struct web_buffer {
 #define CT_APPLICATION_X_FONT_TRUETYPE 10
 #define CT_APPLICATION_X_FONT_OPENTYPE 11
 #define CT_APPLICATION_FONT_WOFF               12
-#define CT_APPLICATION_VND_MS_FONTOBJ  13
-#define CT_IMAGE_SVG_XML                               14
+#define CT_APPLICATION_FONT_WOFF2              13
+#define CT_APPLICATION_VND_MS_FONTOBJ  14
+#define CT_IMAGE_SVG_XML                               15
+#define CT_IMAGE_PNG                                   16
+#define CT_IMAGE_JPG                                   17
+#define CT_IMAGE_GIF                                   18
+#define CT_IMAGE_XICON                                 19
+#define CT_IMAGE_ICNS                                  20
+#define CT_IMAGE_BMP                                   21
 
 #define buffer_strlen(wb) ((wb)->len)
 extern const char *buffer_tostring(BUFFER *wb);
 
-#define buffer_need_bytes(buffer, needed_free_size) do { if(unlikely((buffer)->size - (buffer)->len < (needed_free_size))) buffer_increase((buffer), (needed_free_size)); } while(0)
+#define buffer_need_bytes(buffer, needed_free_size) do { if(unlikely((buffer)->size - (buffer)->len < (size_t)(needed_free_size))) buffer_increase((buffer), (size_t)(needed_free_size)); } while(0)
 
-#define buffer_flush(wb) wb->buffer[wb->len = 0] = '\0'
+#define buffer_flush(wb) wb->buffer[(wb)->len = 0] = '\0'
 extern void buffer_reset(BUFFER *wb);
 
 extern void buffer_strcat(BUFFER *wb, const char *txt);
 extern void buffer_rrd_value(BUFFER *wb, calculated_number value);
 
+extern void buffer_date(BUFFER *wb, int year, int month, int day, int hours, int minutes, int seconds);
 extern void buffer_jsdate(BUFFER *wb, int year, int month, int day, int hours, int minutes, int seconds);
 
-extern BUFFER *buffer_create(long size);
+extern BUFFER *buffer_create(size_t size);
 extern void buffer_free(BUFFER *b);
-extern void buffer_increase(BUFFER *b, long free_size_required);
+extern void buffer_increase(BUFFER *b, size_t free_size_required);
 
-extern void buffer_snprintf(BUFFER *wb, size_t len, const char *fmt, ...);
+extern void buffer_snprintf(BUFFER *wb, size_t len, const char *fmt, ...) __attribute__ (( format (printf, 3, 4)));
 extern void buffer_vsprintf(BUFFER *wb, const char *fmt, va_list args);
-extern void buffer_sprintf(BUFFER *wb, const char *fmt, ...);
+extern void buffer_sprintf(BUFFER *wb, const char *fmt, ...) __attribute__ (( format (printf, 2, 3)));
 
 extern void buffer_char_replace(BUFFER *wb, char from, char to);
 
+extern char *print_number_lu_r(char *str, unsigned long uvalue);
+extern char *print_number_llu_r(char *str, unsigned long long uvalue);
+
+extern void buffer_print_llu(BUFFER *wb, unsigned long long uvalue);
+
 #endif /* NETDATA_WEB_BUFFER_H */