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-rw-r--r--client/parse.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/client/parse.h b/client/parse.h
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+#pragma once
+
+#include <stddef.h>
+
+#define IFS " \t\n"
+
+#define SET_OCT "01234567"
+#define SET_DEC "0123456789"
+#define SET_HEX SET_DEC"abcdefABCDEF"
+#define SET_HEX_STR SET_HEX":"
+
+/**
+ * \brief modify \p token to point to the first token when broken up on \p ifs
+ * and return the remaining data
+ *
+ * \p token will be null-terminated to indicate the end of the first token. A
+ * pointer to the remaining line after the NULL byte is returned, or NULL when
+ * the end of the string has been reached.
+ *
+ * \param token input string
+ * \param ifs string containing field separators
+ *
+ * \return the remaining data after \p token and the first \p ifs
+ */
+char* consume_token(char * token, const char * ifs);
+
+/**
+ * \brief convert string with literals into raw data
+ *
+ * \param str input string containing literals
+ * \param data pointer to \c char* that will store the resulting data
+ * \param size size of \p data
+ *
+ * \return 0 or a negative integer representing the index where there is a
+ * syntax error if there was an error, or a positive integer representing the
+ * amount of bytes parsed from \p str
+ *
+ * \note The pointer that \p data refers to will not be initialized by this
+ * function if parsing fails
+ */
+int strtodata(const char * str, char ** data, size_t * size);
+