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-rw-r--r--src/sss_client/common.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/sss_client/common.c b/src/sss_client/common.c
index 94d15a52..998f7c8c 100644
--- a/src/sss_client/common.c
+++ b/src/sss_client/common.c
@@ -918,3 +918,33 @@ void sss_pam_lock(void) { return; }
void sss_pam_unlock(void) { return; }
#endif
+
+errno_t sss_readrep_copy_string(const char *in,
+ size_t *offset,
+ size_t *slen,
+ size_t *dlen,
+ char **out,
+ size_t *size)
+{
+ size_t i = 0;
+ while (*slen > *offset && *dlen > 0) {
+ (*out)[i] = in[*offset];
+ if ((*out)[i] == '\0') break;
+ i++;
+ (*offset)++;
+ (*dlen)--;
+ }
+ if (*slen <= *offset) { /* premature end of buf */
+ return EBADMSG;
+ }
+ if (*dlen == 0) { /* not enough memory */
+ return ERANGE; /* not ENOMEM, ERANGE is what glibc looks for */
+ }
+ (*offset)++;
+ (*dlen)--;
+ if (size) {
+ *size = i;
+ }
+
+ return EOK;
+}