Commit | Line | Data |
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a666cab8 JA |
1 | #include <stdio.h> |
2 | #include <string.h> | |
3 | #include <stdlib.h> | |
4 | ||
5 | #include "output_buffer.h" | |
6 | #include "../log.h" | |
7 | ||
8 | #define BUF_INC 1024 | |
9 | ||
e250c0a9 | 10 | void buf_output_init(struct buf_output *out) |
a666cab8 | 11 | { |
e250c0a9 | 12 | out->max_buflen = 0; |
a666cab8 | 13 | out->buflen = 0; |
e250c0a9 | 14 | out->buf = NULL; |
a666cab8 JA |
15 | } |
16 | ||
17 | void buf_output_free(struct buf_output *out) | |
18 | { | |
19 | free(out->buf); | |
20 | } | |
21 | ||
5768cc2b | 22 | size_t buf_output_add(struct buf_output *out, const char *buf, size_t len) |
a666cab8 JA |
23 | { |
24 | while (out->max_buflen - out->buflen < len) { | |
e250c0a9 | 25 | size_t old_max = out->max_buflen; |
a666cab8 | 26 | |
a666cab8 | 27 | out->max_buflen += BUF_INC; |
5768cc2b | 28 | out->buf = realloc(out->buf, out->max_buflen); |
e250c0a9 | 29 | memset(&out->buf[old_max], 0, BUF_INC); |
a666cab8 JA |
30 | } |
31 | ||
32 | memcpy(&out->buf[out->buflen], buf, len); | |
33 | out->buflen += len; | |
5768cc2b | 34 | return len; |
a666cab8 JA |
35 | } |
36 | ||
5768cc2b | 37 | size_t buf_output_flush(struct buf_output *out) |
a666cab8 | 38 | { |
5768cc2b JA |
39 | size_t ret = 0; |
40 | ||
a666cab8 | 41 | if (out->buflen) { |
ee92054f | 42 | ret = log_info_buf(out->buf, out->buflen); |
a666cab8 JA |
43 | memset(out->buf, 0, out->max_buflen); |
44 | out->buflen = 0; | |
45 | } | |
5768cc2b JA |
46 | |
47 | return ret; | |
a666cab8 | 48 | } |