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Diffstat (limited to 'lib/librte_cfgfile/rte_cfgfile.h')
-rw-r--r--lib/librte_cfgfile/rte_cfgfile.h33
1 files changed, 20 insertions, 13 deletions
diff --git a/lib/librte_cfgfile/rte_cfgfile.h b/lib/librte_cfgfile/rte_cfgfile.h
index f649836c..b40e6a13 100644
--- a/lib/librte_cfgfile/rte_cfgfile.h
+++ b/lib/librte_cfgfile/rte_cfgfile.h
@@ -34,6 +34,8 @@
#ifndef __INCLUDE_RTE_CFGFILE_H__
#define __INCLUDE_RTE_CFGFILE_H__
+#include <stddef.h>
+
#ifdef __cplusplus
extern "C" {
#endif
@@ -86,7 +88,7 @@ struct rte_cfgfile *rte_cfgfile_load(const char *filename, int flags);
* @param length
* Maximum section name length
* @return
-* 0 on success, error code otherwise
+* Number of sections
*/
int rte_cfgfile_num_sections(struct rte_cfgfile *cfg, const char *sec_name,
size_t length);
@@ -100,13 +102,13 @@ int rte_cfgfile_num_sections(struct rte_cfgfile *cfg, const char *sec_name,
* @param cfg
* Config file
* @param sections
-* Array containing section names after successful invocation. Each elemen
+* Array containing section names after successful invocation. Each element
* of this array should be preallocated by the user with at least
* CFG_NAME_LEN characters.
* @param max_sections
* Maximum number of section names to be stored in sections array
* @return
-* 0 on success, error code otherwise
+* Number of populated sections names
*/
int rte_cfgfile_sections(struct rte_cfgfile *cfg, char *sections[],
int max_sections);
@@ -134,12 +136,13 @@ int rte_cfgfile_has_section(struct rte_cfgfile *cfg, const char *sectionname);
* @param sectionname
* Section name
* @return
-* Number of entries in section
+* Number of entries in section on success, -1 otherwise
*/
int rte_cfgfile_section_num_entries(struct rte_cfgfile *cfg,
const char *sectionname);
-/** Get section entries as key-value pairs
+/**
+* Get section entries as key-value pairs
*
* If multiple sections have the given name this function operates on the
* first one.
@@ -154,14 +157,15 @@ int rte_cfgfile_section_num_entries(struct rte_cfgfile *cfg,
* @param max_entries
* Maximum number of section entries to be stored in entries array
* @return
-* 0 on success, error code otherwise
+* Number of entries populated on success, -1 otherwise
*/
int rte_cfgfile_section_entries(struct rte_cfgfile *cfg,
const char *sectionname,
struct rte_cfgfile_entry *entries,
int max_entries);
-/** Get section entries as key-value pairs
+/**
+* Get section entries as key-value pairs
*
* The index of a section is the same as the index of its name in the
* result of rte_cfgfile_sections. This API can be used when there are
@@ -180,7 +184,7 @@ int rte_cfgfile_section_entries(struct rte_cfgfile *cfg,
* @param max_entries
* Maximum number of section entries to be stored in entries array
* @return
-* Number of entries populated on success, negative error code otherwise
+* Number of entries populated on success, -1 otherwise
*/
int rte_cfgfile_section_entries_by_index(struct rte_cfgfile *cfg,
int index,
@@ -188,7 +192,8 @@ int rte_cfgfile_section_entries_by_index(struct rte_cfgfile *cfg,
struct rte_cfgfile_entry *entries,
int max_entries);
-/** Get value of the named entry in named config file section
+/**
+* Get value of the named entry in named config file section
*
* If multiple sections have the given name this function operates on the
* first one.
@@ -200,13 +205,14 @@ int rte_cfgfile_section_entries_by_index(struct rte_cfgfile *cfg,
* @param entryname
* Entry name
* @return
-* Entry value
+* Entry value on success, NULL otherwise
*/
const char *rte_cfgfile_get_entry(struct rte_cfgfile *cfg,
const char *sectionname,
const char *entryname);
-/** Check if given entry exists in named config file section
+/**
+* Check if given entry exists in named config file section
*
* If multiple sections have the given name this function operates on the
* first one.
@@ -223,12 +229,13 @@ const char *rte_cfgfile_get_entry(struct rte_cfgfile *cfg,
int rte_cfgfile_has_entry(struct rte_cfgfile *cfg, const char *sectionname,
const char *entryname);
-/** Close config file
+/**
+* Close config file
*
* @param cfg
* Config file
* @return
-* 0 on success, error code otherwise
+* 0 on success, -1 otherwise
*/
int rte_cfgfile_close(struct rte_cfgfile *cfg);