diff options
Diffstat (limited to 'src/buffer.c')
| -rw-r--r-- | src/buffer.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/src/buffer.c b/src/buffer.c deleted file mode 100644 index 9ec86af..0000000 --- a/src/buffer.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * (C) 2012-2014 by Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published - * by the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <stdio.h> -#include <stdint.h> -#include <stdarg.h> -#include <inttypes.h> -#include <string.h> -#include <buffer.h> -#include <libnftnl/common.h> -#include <libnftnl/expr.h> -#include "internal.h" - -int nftnl_buf_update(struct nftnl_buf *b, int ret) -{ - if (ret < 0) { - b->fail = true; - } else { - b->off += ret; - if (ret > b->len) - ret = b->len; - b->size += ret; - b->len -= ret; - } - - return ret; -} - -int nftnl_buf_done(struct nftnl_buf *b) -{ - if (b->fail) - return -1; - - /* Remove trailing comma in json */ - if (b->size > 0 && b->buf[b->size - 1] == ',') { - b->off--; - b->size--; - b->len++; - } - - return b->off; -} - -static int nftnl_buf_put(struct nftnl_buf *b, const char *fmt, ...) -{ - int ret; - va_list ap; - - va_start(ap, fmt); - ret = vsnprintf(b->buf + b->off, b->len, fmt, ap); - ret = nftnl_buf_update(b, ret); - va_end(ap); - - return ret; -} - -int nftnl_buf_open(struct nftnl_buf *b, int type, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "{\"%s\":{", tag); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_close(struct nftnl_buf *b, int type, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - /* Remove trailing comma in json */ - if (b->size > 0 && b->buf[b->size - 1] == ',') { - b->off--; - b->size--; - b->len++; - } - - return nftnl_buf_put(b, "}}"); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_open_array(struct nftnl_buf *b, int type, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "{\"%s\":[", tag); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_close_array(struct nftnl_buf *b, int type, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "]}"); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_u32(struct nftnl_buf *b, int type, uint32_t value, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "\"%s\":%u,", tag, value); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_s32(struct nftnl_buf *b, int type, uint32_t value, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "\"%s\":%d,", tag, value); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_u64(struct nftnl_buf *b, int type, uint64_t value, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "\"%s\":%"PRIu64",", tag, value); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_str(struct nftnl_buf *b, int type, const char *str, const char *tag) -{ - switch (type) { - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "\"%s\":\"%s\",", tag, str); - case NFTNL_OUTPUT_XML: - default: - return 0; - } -} - -int nftnl_buf_reg(struct nftnl_buf *b, int type, union nftnl_data_reg *reg, - int reg_type, const char *tag) -{ - int ret; - - switch (type) { - case NFTNL_OUTPUT_XML: - return 0; - case NFTNL_OUTPUT_JSON: - nftnl_buf_put(b, "\"%s\":{", tag); - ret = nftnl_data_reg_snprintf(b->buf + b->off, b->len, reg, - NFTNL_OUTPUT_JSON, 0, reg_type); - nftnl_buf_update(b, ret); - return nftnl_buf_put(b, "},"); - } - return 0; -} - -int nftnl_buf_expr_open(struct nftnl_buf *b, int type) -{ - switch (type) { - case NFTNL_OUTPUT_XML: - return 0; - case NFTNL_OUTPUT_JSON: - return nftnl_buf_put(b, "\"expr\":["); - } - return 0; -} - -int nftnl_buf_expr_close(struct nftnl_buf *b, int type) -{ - switch (type) { - case NFTNL_OUTPUT_XML: - return 0; - case NFTNL_OUTPUT_JSON: - nftnl_buf_done(b); - return nftnl_buf_put(b, "]"); - } - return 0; -} - -int nftnl_buf_expr(struct nftnl_buf *b, int type, uint32_t flags, - struct nftnl_expr *expr) -{ - int ret; - - switch (type) { - case NFTNL_OUTPUT_XML: - return 0; - case NFTNL_OUTPUT_JSON: - nftnl_buf_put(b, "{"); - nftnl_buf_str(b, type, expr->ops->name, TYPE); - ret = nftnl_expr_snprintf(b->buf + b->off, b->len, expr, type, - flags); - if (ret > 0) - nftnl_buf_update(b, ret); - else - nftnl_buf_done(b); - - return nftnl_buf_put(b, "},"); - } - return 0; -} |