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stanza: add xmpp_stanza_new_from_string()

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This function creates a stanza object from a string. The string must
contain a single complete stanza. Multiple stanzas will lead to memory
leak and this is not handled in the patch.
This commit is contained in:
Dmitry Podgorny
2020-06-04 03:40:48 +03:00
parent 3dcc5a60f2
commit 428681a185
4 changed files with 95 additions and 1 deletions
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37
tests/test_stanza.c
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@@ -15,6 +15,7 @@
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#define MAGICPTR ((void *)0xfeedbeef)
static unsigned long used_blocks = 0;
@@ -31,7 +32,10 @@ static void stanza_free(void *ptr, void *userdata)
{
assert(userdata == MAGICPTR);
--used_blocks;
if (ptr != NULL) {
assert(used_blocks > 0);
--used_blocks;
}
free(ptr);
}
@@ -39,6 +43,14 @@ static void *stanza_realloc(void *ptr, size_t size, void *userdata)
{
assert(userdata == MAGICPTR);
if (ptr != NULL && size == 0) {
/* equivalent to free(ptr) */
assert(used_blocks > 0);
--used_blocks;
} else if (ptr == NULL) {
/* equivalent to malloc(size) */
++used_blocks;
}
return realloc(ptr, size);
}
@@ -78,6 +90,28 @@ static void test_stanza_add_child(xmpp_ctx_t *ctx)
assert(used_blocks == baseline);
}
static void test_stanza_from_string(xmpp_ctx_t *ctx)
{
xmpp_stanza_t *stanza;
char *buf;
size_t buflen;
int ret;
static const char *str =
"<signcrypt xmlns=\"urn:xmpp:openpgp:0\"><to "
"jid=\"user@domain.com\"/><time "
"stamp=\"2020-06-03T21:26:24+0200\"/><rpad/><payload><body "
"xmlns=\"jabber:client\">Hello World!</body></payload></signcrypt>";
stanza = xmpp_stanza_new_from_string(ctx, str);
assert(stanza != NULL);
ret = xmpp_stanza_to_text(stanza, &buf, &buflen);
assert(ret == XMPP_EOK);
assert(strcmp(buf, str) == 0);
xmpp_free(ctx, buf);
xmpp_stanza_release(stanza);
}
int main()
{
xmpp_ctx_t *ctx;
@@ -87,6 +121,7 @@ int main()
assert(ctx != NULL);
test_stanza_add_child(ctx);
test_stanza_from_string(ctx);
xmpp_ctx_free(ctx);
xmpp_shutdown();