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Diffstat (limited to 'src/printer_data.c')
| -rw-r--r-- | src/printer_data.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/printer_data.c b/src/printer_data.c new file mode 100644 index 0000000..ea330c7 --- /dev/null +++ b/src/printer_data.c @@ -0,0 +1,159 @@ +/** + * @file printer_data.c + * @author Radek Krejci <rkrejci@cesnet.cz> + * @brief Generic data printers functions. + * + * Copyright (c) 2015 - 2019 CESNET, z.s.p.o. + * + * This source code is licensed under BSD 3-Clause License (the "License"). + * You may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://opensource.org/licenses/BSD-3-Clause + */ + +#include "printer_data.h" + +#include <stdio.h> + +#include "common.h" +#include "log.h" +#include "out.h" +#include "out_internal.h" +#include "printer_internal.h" +#include "tree_data.h" + +static LY_ERR +lyd_print_(struct ly_out *out, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret = LY_SUCCESS; + + switch (format) { + case LYD_XML: + ret = xml_print_data(out, root, options); + break; + case LYD_JSON: + ret = json_print_data(out, root, options); + break; + case LYD_LYB: + ret = lyb_print_data(out, root, options); + break; + case LYD_UNKNOWN: + LOGINT(root ? LYD_CTX(root) : NULL); + ret = LY_EINT; + break; + } + + return ret; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_all(struct ly_out *out, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_CHECK_ARG_RET(NULL, out, !(options & LYD_PRINT_WITHSIBLINGS), LY_EINVAL); + + /* reset the number of printed bytes */ + out->func_printed = 0; + + if (root) { + /* get first top-level sibling */ + while (root->parent) { + root = lyd_parent(root); + } + while (root->prev->next) { + root = root->prev; + } + } + + /* print each top-level sibling */ + LY_CHECK_RET(lyd_print_(out, root, format, options | LYD_PRINT_WITHSIBLINGS)); + + return LY_SUCCESS; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_tree(struct ly_out *out, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_CHECK_ARG_RET(NULL, out, !(options & LYD_PRINT_WITHSIBLINGS), LY_EINVAL); + + /* reset the number of printed bytes */ + out->func_printed = 0; + + /* print the subtree */ + LY_CHECK_RET(lyd_print_(out, root, format, options)); + + return LY_SUCCESS; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_mem(char **strp, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret; + struct ly_out *out; + + LY_CHECK_ARG_RET(NULL, strp, LY_EINVAL); + + /* init */ + *strp = NULL; + + LY_CHECK_RET(ly_out_new_memory(strp, 0, &out)); + ret = lyd_print_(out, root, format, options); + ly_out_free(out, NULL, 0); + return ret; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_fd(int fd, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret; + struct ly_out *out; + + LY_CHECK_ARG_RET(NULL, fd != -1, LY_EINVAL); + + LY_CHECK_RET(ly_out_new_fd(fd, &out)); + ret = lyd_print_(out, root, format, options); + ly_out_free(out, NULL, 0); + return ret; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_file(FILE *f, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret; + struct ly_out *out; + + LY_CHECK_ARG_RET(NULL, f, LY_EINVAL); + + LY_CHECK_RET(ly_out_new_file(f, &out)); + ret = lyd_print_(out, root, format, options); + ly_out_free(out, NULL, 0); + return ret; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_path(const char *path, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret; + struct ly_out *out; + + LY_CHECK_ARG_RET(NULL, path, LY_EINVAL); + + LY_CHECK_RET(ly_out_new_filepath(path, &out)); + ret = lyd_print_(out, root, format, options); + ly_out_free(out, NULL, 0); + return ret; +} + +LIBYANG_API_DEF LY_ERR +lyd_print_clb(ly_write_clb writeclb, void *user_data, const struct lyd_node *root, LYD_FORMAT format, uint32_t options) +{ + LY_ERR ret; + struct ly_out *out; + + LY_CHECK_ARG_RET(NULL, writeclb, LY_EINVAL); + + LY_CHECK_RET(ly_out_new_clb(writeclb, user_data, &out)); + ret = lyd_print_(out, root, format, options); + ly_out_free(out, NULL, 0); + return ret; +} |