hal/hal_utils/hal_utils.*: add numerify key functions

These are just convenient wrappers for standard C strtoul () function

hal/hal_utils/hal_utils.*: add numerify key functions
These are just convenient wrappers for standard C strtoul () function
7f3c5874 · Lucas Russo · 5dfa4ca5 · 7f3c5874 · 7f3c5874
Commit 7f3c5874 authored Mar 04, 2015 by Lucas Russo
Hide whitespace changes
Inline Side-by-side

Showing with 27 additions and 0 deletions

hal_utils.c hal/hal_utils/hal_utils.c +15 -0

hal_utils.h hal/hal_utils/hal_utils.h +12 -0

No files found.
--- a/hal/hal_utils/hal_utils.c
+++ b/hal/hal_utils/hal_utils.c
@@ -88,6 +88,21 @@ char *halutils_stringify_hex_key (uint32_t key)
    return halutils_stringify_key (key, 16);
 }

+uint32_t halutils_numerify_key (const char *key, uint32_t base)
+{
+    return strtoul (key, NULL, base);
+}
+
+uint32_t halutils_numerify_dec_key (const char *key)
+{
+    return halutils_numerify_key (key, 10);
+}
+
+uint32_t halutils_numerify_hex_key (const char *key)
+{
+    return halutils_numerify_key (key, 16);
+}
+
 #define SEPARATOR_BYTES 1
 /* FIXME: poorly written */
 static char *_halutils_concat_strings_raw (const char *str1, const char* str2,

--- a/hal/hal_utils/hal_utils.h
+++ b/hal/hal_utils/hal_utils.h
@@ -31,6 +31,18 @@ char *halutils_stringify_dec_key (uint32_t key);
 /* Allocates a string with the necessary size to fit an hexadecimal key */
 char *halutils_stringify_hex_key (uint32_t key);

+/* Converts a key string into the specified numeric base. Must fit into
+ * a uint32_t */
+uint32_t halutils_numerify_key (const char *key, uint32_t base);
+
+/* Converts a key string into the decimal base. Result must fit into
+ * a uint32_t */
+uint32_t halutils_numerify_dec_key (const char *key);
+
+/* Converts a key string into the hexadecimal base. Result must fit into
+ * a uint32_t */
+uint32_t halutils_numerify_hex_key (const char *key);
+
 /* Concatenates 2 strings togheter with a separator. returns the string if
 * OK, NULL in case of error */
 char *halutils_concat_strings (const char *str1, const char* str2, char sep);