diff options
Diffstat (limited to 'utils/nsurl.c')
-rw-r--r-- | utils/nsurl.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/utils/nsurl.c b/utils/nsurl.c index bb7b5068e..19ccc4374 100644 --- a/utils/nsurl.c +++ b/utils/nsurl.c @@ -1691,3 +1691,63 @@ nserror nsurl_defragment(const nsurl *url, nsurl **no_frag) return NSERROR_OK; } + +/* exported interface, documented in nsurl.h */ +nserror nsurl_refragment(const nsurl *url, lwc_string *frag, nsurl **new_url) +{ + int frag_len; + int base_len; + char *pos; + + assert(url != NULL); + assert(frag != NULL); + + /* Create NetSurf URL object */ + *new_url = malloc(sizeof(nsurl)); + if (*new_url == NULL) { + return NSERROR_NOMEM; + } + + /* Find the change in length from url to new_url */ + base_len = url->length; + if (url->fragment != NULL) { + base_len -= 1 + lwc_string_length(url->fragment); + } + frag_len = lwc_string_length(frag); + + /* Set new_url's length */ + (*new_url)->length = base_len + 1 /* # */ + frag_len; + + /* Create new_url's url string */ + (*new_url)->string = malloc((*new_url)->length + 1 /* \0 */); + if ((*new_url)->string == NULL) { + free(*new_url); + *new_url = NULL; + return NSERROR_NOMEM; + } + + /* Set string */ + pos = (*new_url)->string; + memcpy(pos, url->string, base_len); + pos += base_len; + *pos = '#'; + memcpy(++pos, lwc_string_data(frag), frag_len); + pos += frag_len; + *pos = '\0'; + + /* Copy components */ + (*new_url)->scheme = nsurl__component_copy(url->scheme); + (*new_url)->username = nsurl__component_copy(url->username); + (*new_url)->password = nsurl__component_copy(url->password); + (*new_url)->host = nsurl__component_copy(url->host); + (*new_url)->port = nsurl__component_copy(url->port); + (*new_url)->path = nsurl__component_copy(url->path); + (*new_url)->query = nsurl__component_copy(url->query); + (*new_url)->fragment = lwc_string_ref(frag); + + /* Give the URL a reference */ + (*new_url)->count = 1; + + return NSERROR_OK; +} + |