From d6f4b0f66c2f9b67637bc1437adb4f3fe39ecd36 Mon Sep 17 00:00:00 2001
From: leitner <leitner>
Date: Sat, 1 Sep 2018 18:30:37 +0000
Subject: [PATCH] add fmt_ldapaddrequest

---
 Makefile             |  2 +-
 fmt_ldapaddrequest.c | 34 ++++++++++++++++++++++++++++++++++
 ldap.h               |  1 +
 3 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 fmt_ldapaddrequest.c

diff --git a/Makefile b/Makefile
index 1ebcc7e..b9bc581 100644
--- a/Makefile
+++ b/Makefile
@@ -30,7 +30,7 @@ bstrstart.o free_ldapadl.o free_ldappal.o free_ldapsearchfilter.o \
 scan_ldapsearchfilterstring.o free_ldapsearchresultentry.o \
 fmt_ldapsearchfilterstring.o ldap_match_sre.o \
 fmt_ldapdeleterequest.o scan_ldapdeleterequest.o normalize_dn.o \
-fmt_ldapmodifyrequest.o
+fmt_ldapmodifyrequest.o fmt_ldapaddrequest.o
 
 ldif.a: ldif_parse.o ldap_match_mapped.o
 
diff --git a/fmt_ldapaddrequest.c b/fmt_ldapaddrequest.c
new file mode 100644
index 0000000..bb4a31b
--- /dev/null
+++ b/fmt_ldapaddrequest.c
@@ -0,0 +1,34 @@
+#include "ldap.h"
+#include <assert.h>
+#include <alloca.h>
+
+#include <stdio.h>
+
+size_t fmt_ldapaddrequest(char* dest,const struct AddRequest* a) {
+  size_t i,n,l,sum;
+  const struct Addition* x;
+  size_t* ls;	// lengths of the segments
+  char* orig=dest;
+  for (x=&a->a, l=0; x; x=x->next, ++l);	// how many additions?
+  if (l>1000) return 0;
+  // now for each addition, calculate size of sequence
+  ls = (size_t*)alloca(l*sizeof(size_t));
+  for (x=&a->a, sum=i=0; x; x=x->next, ++i) {
+    ls[i] = fmt_ldapstring(NULL, &x->AttributeDescription) +
+      fmt_ldapavl(NULL, &x->vals);
+    sum += ls[i] + fmt_asn1SEQUENCE(NULL, ls[i]);;
+  }
+  n=fmt_ldapstring(dest,&a->entry);
+  if (!dest)
+    return n + fmt_asn1SEQUENCE(NULL, sum) + sum;
+  dest += n;
+  dest += fmt_asn1SEQUENCE(dest, sum);
+  for (x=&a->a, i=0; x; x=x->next, ++i) {
+    dest += fmt_asn1SEQUENCE(dest, ls[i]);
+    dest += fmt_ldapstring(dest, &x->AttributeDescription);
+    dest += fmt_ldapavl(dest, &x->vals);
+  }
+  assert(n + fmt_asn1SEQUENCE(NULL, sum) + sum == (size_t)(dest-orig));
+  return dest-orig;
+}
+
diff --git a/ldap.h b/ldap.h
index e121904..17c3852 100644
--- a/ldap.h
+++ b/ldap.h
@@ -194,6 +194,7 @@ size_t fmt_ldapava(char* dest,const struct AttributeValueAssertion* a);
 size_t fmt_ldapadl(char* dest,const struct AttributeDescriptionList* adl);
 size_t fmt_ldapavl(char* dest,const struct AttributeDescriptionList* adl);
 size_t fmt_ldapmodifyrequest(char* dest,const struct ModifyRequest* m);
+size_t fmt_ldapaddrequest(char* dest,const struct AddRequest* m);
 size_t fmt_ldapsearchfilterstring(char* dest,const struct Filter* f);
 size_t fmt_ldapdeleterequest(char* dest,const struct string* s);
 size_t fmt_ldapmodifydnrequest(char* dest,const struct ModifyDNRequest* mdr);