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fix memory leaks and safer way to convert strings from wc to mb

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This commit is contained in:
Jfreegman
2013-12-08 04:16:49 -05:00
parent e834821348
commit df57adcc6d
5 changed files with 55 additions and 29 deletions
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19
src/misc_tools.h
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@ -20,13 +20,13 @@ int string_is_empty(char *string);
int char_to_wcs_buf(wchar_t *buf, const uint8_t *string, size_t n);
/* converts wide character string into a multibyte string.
Same thing as wcs_to_char() but caller must provide its own buffer */
int wcs_to_char_buf(uint8_t *buf, const wchar_t *string, size_t n);
Same thing as wcs_to_mbs() but caller must provide its own buffer */
int wcs_to_mbs_buf(uint8_t *buf, const wchar_t *string, size_t n);
/* convert wide characters to multibyte string string */
uint8_t *wcs_to_char(wchar_t *string);
/* convert wide characters to multibyte string: string returned must be free'd */
uint8_t *wcs_to_mbs(wchar_t *string);
/* convert a wide char to multibyte string string */
/* convert a wide char to multibyte char */
char *wc_to_char(wchar_t ch);
/* Returns true if connection has timed out, false otherwise */
@ -66,11 +66,12 @@ void kill_buf(wchar_t *buf, size_t *pos, size_t *len);
/* nulls buf and sets pos and len to 0 */
void reset_buf(wchar_t *buf, size_t *pos, size_t *len);
/* looks for the first instance in list that begins with the last entered word in buf,
then completes the word. e.g. "Hello jo" would complete the buffer with "Hello john".
/* looks for the first instance in list that begins with the last entered word in buf according to pos,
then fills buf with the complete word. e.g. "Hello jo" would complete the buffer
with "Hello john".
list is a pointer to the list of strings being compared, n_items is the number of items
in the list, and size is the size of each item in the list.
in the list, and size is the size of each item in the list.
Returns the difference between the old len and new len of buf */
Returns the difference between the old len and new len of buf on success, -1 if error */
int complete_line(wchar_t *buf, size_t *pos, size_t *len, const uint8_t *list, int n_items, int size);