MINOR: sample: add len converter
Add len converter that returns the length of a string
diff --git a/doc/configuration.txt b/doc/configuration.txt
index 208c11e..a958712 100644
--- a/doc/configuration.txt
+++ b/doc/configuration.txt
@@ -12941,6 +12941,11 @@
use_backend english if en
default_backend choose_your_language
+len
+ Get the length of the string. This can only be placed after a string
+ sample fetch function or after a transformation keyword returning a string
+ type. The result is of type integer.
+
lower
Convert a string sample to lower case. This can only be placed after a string
sample fetch function or after a transformation keyword returning a string
diff --git a/src/sample.c b/src/sample.c
index f9c1ff4..213dd31 100644
--- a/src/sample.c
+++ b/src/sample.c
@@ -1568,6 +1568,15 @@
return 1;
}
+static int sample_conv_strlen(const struct arg *arg_p, struct sample *smp, void *private)
+{
+ int i = smp->data.u.str.len;
+ smp->data.u.sint = i;
+ smp->data.type = SMP_T_SINT;
+ return 1;
+}
+
+
static int sample_conv_str2lower(const struct arg *arg_p, struct sample *smp, void *private)
{
int i;
@@ -2787,6 +2796,7 @@
{ "base64", sample_conv_bin2base64,0, NULL, SMP_T_BIN, SMP_T_STR },
{ "upper", sample_conv_str2upper, 0, NULL, SMP_T_STR, SMP_T_STR },
{ "lower", sample_conv_str2lower, 0, NULL, SMP_T_STR, SMP_T_STR },
+ { "len", sample_conv_strlen, 0, NULL, SMP_T_STR, SMP_T_SINT },
{ "hex", sample_conv_bin2hex, 0, NULL, SMP_T_BIN, SMP_T_STR },
{ "hex2i", sample_conv_hex2int, 0, NULL, SMP_T_STR, SMP_T_SINT },
{ "ipmask", sample_conv_ipmask, ARG1(1,MSK4), NULL, SMP_T_IPV4, SMP_T_IPV4 },