mirror of
https://git.proxmox.com/git/fwupd
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124 lines
2.7 KiB
C
124 lines
2.7 KiB
C
/*
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* Copyright (C) 2015-2019 Richard Hughes <richard@hughsie.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#define G_LOG_DOMAIN "FuFirmware"
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#include <config.h>
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#include <string.h>
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#include "fu-firmware-common.h"
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/**
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* fu_firmware_strparse_uint4:
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* @data: a string
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*
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* Parses a base 16 number from a string.
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*
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* The string MUST be at least 1 byte long as this function cannot check the
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* length of @data. Checking the size must be done in the caller.
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*
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* Return value: A parsed value, or 0 for error
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*
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* Since: 1.3.1
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**/
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guint8
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fu_firmware_strparse_uint4 (const gchar *data)
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{
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gchar buffer[2];
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memcpy (buffer, data, 1);
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buffer[1] = '\0';
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return (guint8) g_ascii_strtoull (buffer, NULL, 16);
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}
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/**
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* fu_firmware_strparse_uint8:
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* @data: a string
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*
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* Parses a base 16 number from a string.
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*
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* The string MUST be at least 2 bytes long as this function cannot check the
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* length of @data. Checking the size must be done in the caller.
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*
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* Return value: A parsed value, or 0 for error
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*
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* Since: 1.3.1
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**/
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guint8
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fu_firmware_strparse_uint8 (const gchar *data)
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{
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gchar buffer[3];
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memcpy (buffer, data, 2);
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buffer[2] = '\0';
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return (guint8) g_ascii_strtoull (buffer, NULL, 16);
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}
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/**
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* fu_firmware_strparse_uint16:
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* @data: a string
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*
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* Parses a base 16 number from a string.
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*
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* The string MUST be at least 4 bytes long as this function cannot check the
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* length of @data. Checking the size must be done in the caller.
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*
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* Return value: A parsed value, or 0 for error
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*
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* Since: 1.3.1
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**/
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guint16
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fu_firmware_strparse_uint16 (const gchar *data)
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{
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gchar buffer[5];
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memcpy (buffer, data, 4);
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buffer[4] = '\0';
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return (guint16) g_ascii_strtoull (buffer, NULL, 16);
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}
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/**
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* fu_firmware_strparse_uint24:
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* @data: a string
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*
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* Parses a base 16 number from a string.
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*
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* The string MUST be at least 6 bytes long as this function cannot check the
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* length of @data. Checking the size must be done in the caller.
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*
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* Return value: A parsed value, or 0 for error
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*
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* Since: 1.3.1
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**/
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guint32
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fu_firmware_strparse_uint24 (const gchar *data)
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{
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gchar buffer[7];
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memcpy (buffer, data, 6);
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buffer[6] = '\0';
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return (guint32) g_ascii_strtoull (buffer, NULL, 16);
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}
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/**
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* fu_firmware_strparse_uint32:
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* @data: a string
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*
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* Parses a base 16 number from a string.
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*
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* The string MUST be at least 8 bytes long as this function cannot check the
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* length of @data. Checking the size must be done in the caller.
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*
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* Return value: A parsed value, or 0 for error
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*
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* Since: 1.3.1
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**/
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guint32
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fu_firmware_strparse_uint32 (const gchar *data)
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{
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gchar buffer[9];
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memcpy (buffer, data, 8);
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buffer[8] = '\0';
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return (guint32) g_ascii_strtoull (buffer, NULL, 16);
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}
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