examples/vm_power: make branch ratio threshold per core

[dpdk.git] / examples / vm_power_manager / parse.c

diff --git a/examples/vm_power_manager/parse.c b/examples/vm_power_manager/parse.c
index 8231533..8a8dcf0 100644 (file)
--- a/examples/vm_power_manager/parse.c
+++ b/examples/vm_power_manager/parse.c
@@ -60,7 +60,7 @@ parse_set(const char *input, uint16_t set[], unsigned int num)
                                min = idx;
                        else /* avoid continuous '-' */
                                return -1;
-               } else if ((*end == ',') || (*end == '\0')) {
+               } else if ((*end == ',') || (*end == ':') || (*end == '\0')) {
                        max = idx;
 
                        if (min == num)
@@ -75,7 +75,45 @@ parse_set(const char *input, uint16_t set[], unsigned int num)
                        return -1;
 
                str = end + 1;
-       } while (*end != '\0');
+       } while ((*end != '\0') && (*end != ':'));
+
+       return str - input;
+}
+
+int
+parse_branch_ratio(const char *input, float *branch_ratio)
+{
+       const char *str = input;
+       char *end = NULL;
+
+       while (isblank(*str))
+               str++;
+
+       if (*str == '\0')
+               return -1;
+
+       /* Go straight to the ':' separator if present */
+       while ((*str != '\0') && (*str != ':'))
+               str++;
+
+       /* Branch ratio not specified in args so leave it at default setting */
+       if (*str == '\0')
+               return 0;
+
+       /* Confirm ':' separator present */
+       if (*str != ':')
+               return -1;
+
+       str++;
+       errno = 0;
+       *branch_ratio = strtof(str, &end);
+       if (errno || end == NULL)
+               return -1;
+
+       if (*end != '\0')
+               return -1;
+
+       str = end + 1;
 
        return str - input;
 }