diff options
Diffstat (limited to 'src/openvpn/buffer.c')
| -rw-r--r-- | src/openvpn/buffer.c | 69 |
1 files changed, 57 insertions, 12 deletions
diff --git a/src/openvpn/buffer.c b/src/openvpn/buffer.c index fb3b52d..52c6ab9 100644 --- a/src/openvpn/buffer.c +++ b/src/openvpn/buffer.c @@ -254,7 +254,7 @@ buf_puts(struct buffer *buf, const char *str) * * Return false on overflow. * - * This function is duplicated into service-win32/openvpnserv.c + * This functionality is duplicated in src/openvpnserv/common.c * Any modifications here should be done to the other place as well. */ @@ -372,6 +372,44 @@ x_gc_free (struct gc_arena *a) } /* + * Functions to handle special objects in gc_entries + */ + +void +x_gc_freespecial (struct gc_arena *a) +{ + struct gc_entry_special *e; + e = a->list_special; + a->list_special = NULL; + + while (e != NULL) + { + struct gc_entry_special *next = e->next; + e->free_fnc (e->addr); + free(e); + e = next; + } +} + +void gc_addspecial (void *addr, void (free_function)(void*), struct gc_arena *a) +{ + ASSERT(a); + struct gc_entry_special *e; +#ifdef DMALLOC + e = (struct gc_entry_special *) openvpn_dmalloc (file, line, sizeof (struct gc_entry_special)); +#else + e = (struct gc_entry_special *) malloc (sizeof (struct gc_entry_special)); +#endif + check_malloc_return (e); + e->free_fnc = free_function; + e->addr = addr; + + e->next = a->list_special; + a->list_special = e; +} + + +/* * Transfer src arena to dest, resetting src to an empty arena. */ void @@ -397,18 +435,21 @@ gc_transfer (struct gc_arena *dest, struct gc_arena *src) char * format_hex_ex (const uint8_t *data, int size, int maxoutput, - int space_break, const char* separator, + unsigned int space_break_flags, const char* separator, struct gc_arena *gc) { struct buffer out = alloc_buf_gc (maxoutput ? maxoutput : - ((size * 2) + (size / space_break) * (int) strlen (separator) + 2), + ((size * 2) + (size / (space_break_flags & FHE_SPACE_BREAK_MASK)) * (int) strlen (separator) + 2), gc); int i; for (i = 0; i < size; ++i) { - if (separator && i && !(i % space_break)) + if (separator && i && !(i % (space_break_flags & FHE_SPACE_BREAK_MASK))) buf_printf (&out, "%s", separator); - buf_printf (&out, "%02x", data[i]); + if (space_break_flags & FHE_CAPS) + buf_printf (&out, "%02X", data[i]); + else + buf_printf (&out, "%02x", data[i]); } buf_catrunc (&out, "[more...]"); return (char *)out.data; @@ -938,9 +979,6 @@ valign4 (const struct buffer *buf, const char *file, const int line) /* * struct buffer_list */ - -#ifdef ENABLE_BUFFER_LIST - struct buffer_list * buffer_list_new (const int max_size) { @@ -1031,8 +1069,10 @@ buffer_list_peek (struct buffer_list *ol) } void -buffer_list_aggregate (struct buffer_list *bl, const size_t max) +buffer_list_aggregate_separator (struct buffer_list *bl, const size_t max, const char *sep) { + int sep_len = strlen(sep); + if (bl->head) { struct buffer_entry *more = bl->head; @@ -1040,7 +1080,7 @@ buffer_list_aggregate (struct buffer_list *bl, const size_t max) int count = 0; for (count = 0; more && size <= max; ++count) { - size += BLEN(&more->buf); + size += BLEN(&more->buf) + sep_len; more = more->next; } @@ -1057,6 +1097,7 @@ buffer_list_aggregate (struct buffer_list *bl, const size_t max) { struct buffer_entry *next = e->next; buf_copy (&f->buf, &e->buf); + buf_write(&f->buf, sep, sep_len); free_buf (&e->buf); free (e); e = next; @@ -1070,6 +1111,12 @@ buffer_list_aggregate (struct buffer_list *bl, const size_t max) } void +buffer_list_aggregate (struct buffer_list *bl, const size_t max) +{ + buffer_list_aggregate_separator(bl, max, ""); +} + +void buffer_list_pop (struct buffer_list *ol) { if (ol && ol->head) @@ -1116,5 +1163,3 @@ buffer_list_file (const char *fn, int max_line_len) } return bl; } - -#endif |