Error mem viewer almost finished
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10
error-mem-viewer/include/error-mem-viewer/crc.h
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10
error-mem-viewer/include/error-mem-viewer/crc.h
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@ -0,0 +1,10 @@
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#ifndef _CRC_H_
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#define _CRC_H_
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#include <stdint.h>
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#include <stddef.h>
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uint32_t calculate_stm_crc(uint32_t *data, size_t len);
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#endif /* _CRC_H_ */
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@ -1,15 +0,0 @@
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#ifndef _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_
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#define _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_
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#include <gtk/gtk.h>
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G_BEGIN_DECLS
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G_DECLARE_FINAL_TYPE(ErrMemViewAddressCellRenderer, err_mem_view_address_cell_renderer, ERR_MEM_VIEW, ADDRESS_CELL_RENDERER, GtkCellRendererText)
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#define ERR_MEM_VIEW_TYPE_ADDRESS_CELL_RENDERER (err_mem_view_address_cell_renderer_get_type())
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GtkCellRenderer *err_mem_view_address_cell_renderer_new();
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G_END_DECLS
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#endif /* _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_ */
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@ -0,0 +1,15 @@
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#ifndef _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_
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#define _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_
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#include <gtk/gtk.h>
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G_BEGIN_DECLS
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G_DECLARE_FINAL_TYPE(ErrMemViewHexCellRenderer, err_mem_view_hex_cell_renderer, ERR_MEM_VIEW, HEX_CELL_RENDERER, GtkCellRendererText)
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#define ERR_MEM_VIEW_TYPE_HEX_CELL_RENDERER (err_mem_view_address_cell_renderer_get_type())
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GtkCellRenderer *err_mem_view_hex_cell_renderer_new();
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G_END_DECLS
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#endif /* _ERR_MEM_VIEWER_ADDRESS_CELL_RENDERER_H_ */
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@ -0,0 +1,57 @@
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#ifndef _SAFETY_MEM_TYPES_H_
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#define _SAFETY_MEM_TYPES_H_
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#include <stdint.h>
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/**
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* @brief Magic number to signal a valid safety memory header.
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*/
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#define SAFETY_MEMORY_MAGIC 0x12AA5CB7
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/**
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* @brief Error memory NOP entry
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*/
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#define SAFETY_MEMORY_NOP_ENTRY 0xC1AA1222
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/**
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* @brief Safety memory header
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*/
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struct safety_memory_header {
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uint32_t magic; /**< @brief Magic. Set to @ref SAFETY_MEMORY_MAGIC */
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uint32_t boot_status_offset; /**< @brief Offset of the safety_memory_boot_status struct (in 32 bit words)*/
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uint32_t config_overrides_offset; /**< @brief Offset address of override entries */
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uint32_t config_overrides_len; /**< @brief Length of override entries in words */
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uint32_t err_memory_offset; /**< @brief Offset of the error memory */
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uint32_t err_memory_end; /**< @brief End of the error memory. This points to the word after the error memory, containing the CRC of the whole backup RAM. */
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uint32_t crc; /**< @brief CRC of the header */
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};
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struct safety_memory_boot_status {
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/**
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* @brief Reboot into the bootloader
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*
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* When this flag is set, the controller will load the bootloader to
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* memory and execute it.
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*/
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uint32_t reboot_to_bootloader;
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/**
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* @brief Bootloader has updated the code
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*
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* This flag is set, if the firmware ahs been updated successfully
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*/
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uint32_t code_updated;
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/**
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* @brief reset_from_panic
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*
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* This flag is set, when entering the panic mode.
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* Because the panic mode is reset by a watchdog reset,
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* this flag is needed, in order to ensure, that the panic is handled correcly after
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* the watchdog reset.
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*/
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uint32_t reset_from_panic;
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};
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#endif /* _SAFETY_MEM_TYPES_H_ */
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@ -6,18 +6,89 @@
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<property name="name">main-window</property>
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<property name="can-focus">False</property>
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<child>
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<object class="GtkScrolledWindow">
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<object class="GtkBox">
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<property name="visible">True</property>
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<property name="can-focus">True</property>
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<property name="shadow-type">in</property>
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<property name="can-focus">False</property>
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<property name="orientation">vertical</property>
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<child>
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<object class="GtkTreeView" id="error-mem-tree-view">
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<object class="GtkInfoBar" id="info-bar">
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<property name="visible">True</property>
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<property name="can-focus">True</property>
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<child internal-child="selection">
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<object class="GtkTreeSelection"/>
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<property name="can-focus">False</property>
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<property name="message-type">warning</property>
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<property name="show-close-button">True</property>
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<property name="revealed">False</property>
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<signal name="response" handler="info_bar_close_cb" swapped="no"/>
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<child internal-child="action_area">
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<object class="GtkButtonBox">
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<property name="can-focus">False</property>
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<property name="spacing">6</property>
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<property name="layout-style">end</property>
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<child>
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<placeholder/>
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</child>
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<child>
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<placeholder/>
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</child>
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<child>
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<placeholder/>
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</child>
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</object>
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child internal-child="content_area">
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<object class="GtkBox">
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<property name="can-focus">False</property>
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<property name="spacing">16</property>
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<child>
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<placeholder/>
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</child>
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<child>
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<placeholder/>
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</child>
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<child>
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<placeholder/>
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</child>
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</object>
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<placeholder/>
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</child>
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</object>
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<packing>
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<property name="expand">False</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<object class="GtkScrolledWindow">
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<property name="visible">True</property>
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<property name="can-focus">True</property>
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<property name="shadow-type">in</property>
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<child>
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<object class="GtkTreeView" id="error-mem-tree-view">
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<property name="visible">True</property>
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<property name="can-focus">True</property>
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<child internal-child="selection">
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<object class="GtkTreeSelection"/>
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</child>
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</object>
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</child>
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</object>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</object>
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</child>
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26
error-mem-viewer/src/crc.c
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26
error-mem-viewer/src/crc.c
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#include <error-mem-viewer/crc.h>
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uint32_t do_crc(uint32_t init, uint32_t data)
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{
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uint32_t crc = init;
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uint32_t cnt;
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for(cnt=0; cnt < 32; cnt++)
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{
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crc = ((int32_t)(crc ^ data))<0 ? (crc << 1) ^ 0x04C11DB7 : crc << 1;
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data <<=1;
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}
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return crc;
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}
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uint32_t calculate_stm_crc(uint32_t *data, size_t len)
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{
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uint32_t crc = ~0U;
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while(len--) {
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crc = do_crc(crc, *data++);
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}
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return crc;
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}
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#include <error-mem-viewer/err-mem-viewer-address-cell-renderer.h>
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#include <error-mem-viewer/err-mem-viewer-hex-cell-renderer.h>
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#include <string.h>
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struct _ErrMemViewAddressCellRenderer {
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struct _ErrMemViewHexCellRenderer {
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GtkCellRendererText base;
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};
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@ -10,9 +10,9 @@ enum {
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PROP_COUNT
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};
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G_DEFINE_TYPE(ErrMemViewAddressCellRenderer, err_mem_view_address_cell_renderer, GTK_TYPE_CELL_RENDERER_TEXT)
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G_DEFINE_TYPE(ErrMemViewHexCellRenderer, err_mem_view_address_cell_renderer, GTK_TYPE_CELL_RENDERER_TEXT)
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static void err_mem_view_address_cell_renderer_init(ErrMemViewAddressCellRenderer *self)
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static void err_mem_view_address_cell_renderer_init(ErrMemViewHexCellRenderer *self)
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{
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(void)self;
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}
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@ -28,7 +28,7 @@ static void convert_gvalue_uint_to_string(const GValue *in, GValue *out)
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g_value_init(out, G_TYPE_STRING);
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val = g_value_get_uint(in);
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snprintf(text, sizeof(text), "0x%08x", val);
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snprintf(text, sizeof(text), "0x%08X", val);
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g_value_set_string(out, text);
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}
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@ -64,7 +64,7 @@ static void err_mem_view_address_cell_renderer_get_property(GObject *object
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static GParamSpec *properties[PROP_COUNT];
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void err_mem_view_address_cell_renderer_class_init(ErrMemViewAddressCellRendererClass *klass)
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void err_mem_view_address_cell_renderer_class_init(ErrMemViewHexCellRendererClass *klass)
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{
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GObjectClass *oclass = G_OBJECT_CLASS(klass);
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@ -75,7 +75,7 @@ void err_mem_view_address_cell_renderer_class_init(ErrMemViewAddressCellRenderer
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g_object_class_install_properties(oclass, PROP_COUNT, properties);
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}
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GtkCellRenderer *err_mem_view_address_cell_renderer_new()
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GtkCellRenderer *err_mem_view_hex_cell_renderer_new()
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{
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return GTK_CELL_RENDERER(g_object_new(ERR_MEM_VIEW_TYPE_ADDRESS_CELL_RENDERER, NULL));
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return GTK_CELL_RENDERER(g_object_new(ERR_MEM_VIEW_TYPE_HEX_CELL_RENDERER, NULL));
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}
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/mman.h>
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#include <fcntl.h>
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#include <error-mem-viewer/err-mem-viewer-address-cell-renderer.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <error-mem-viewer/err-mem-viewer-hex-cell-renderer.h>
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#include <error-mem-viewer/safety-memory-types.h>
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#include <error-mem-viewer/crc.h>
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enum memory_view_columns {
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MEM_VIEW_COL_ADDRESS = 0,
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MEM_VIEW_COL_DATA,
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MEM_VIEW_COL_INTERPRETATION,
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MEM_VIEW_COLOR,
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MEM_VIEW_COLUMN_COUNT
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};
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@ -19,87 +22,427 @@ struct application_data {
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GtkWidget *borrowed_main_window;
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GtkTreeView *borrowed_tree_view;
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GtkHeaderBar *borrowed_header_bar;
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GtkInfoBar *borrowed_info_bar;
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const char *error_memory_data;
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size_t file_size;
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};
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static void tree_view_show_error_memory(GtkTreeView *tree_view, const char *memory, size_t len)
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{
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GtkListStore *store;
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GtkTreeIter _iter;
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GtkTreeIter *iter = &_iter;
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enum entry_state {
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ENTRY_STATE_VALID = 0,
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ENTRY_STATE_INVALID,
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ENTRY_STATE_NOT_PARSED,
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ENTRY_STATE_BLOCK
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};
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store = GTK_LIST_STORE(gtk_tree_view_get_model(tree_view));
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if (store) {
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for (unsigned int i = 0; i < 0xFFFF; i+=4) {
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gtk_list_store_append(store, iter);
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gtk_list_store_set(store, iter, MEM_VIEW_COL_ADDRESS, i, MEM_VIEW_COL_INTERPRETATION, "Test", MEM_VIEW_COL_DATA, i % 12, -1);
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}
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static void append_data(GtkTreeStore *store, GtkTreeIter *parent, GtkTreeIter *iter, GString *interpretation, enum entry_state state, uint32_t addr, uint32_t val)
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{
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const GdkRGBA invalid_color = {
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.red = 1.0,
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.alpha = 1.0,
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.green = 0.0,
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.blue = 0.0,
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};
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const GdkRGBA valid_color = {
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.red = 0.0,
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.alpha = 1.0,
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.green = 1.0,
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.blue = 0.0,
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};
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const GdkRGBA warn_color = {
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.red = 1.0,
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.alpha = 1.0,
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.green = 1.0,
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.blue = 0.0,
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};
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const GdkRGBA block_color = {
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.red = 1.0,
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.alpha = 1.0,
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.green = 0.3,
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.blue = 0.5,
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};
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const GdkRGBA *col;
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switch (state) {
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case ENTRY_STATE_VALID:
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col = &valid_color;
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break;
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case ENTRY_STATE_NOT_PARSED:
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col = &warn_color;
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break;
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case ENTRY_STATE_BLOCK:
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col = &block_color;
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break;
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case ENTRY_STATE_INVALID:
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default:
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col = &invalid_color;
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break;
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}
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gtk_tree_store_append(store, iter, parent);
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gtk_tree_store_set(store, iter, MEM_VIEW_COL_ADDRESS, addr, MEM_VIEW_COLOR, col, MEM_VIEW_COL_INTERPRETATION, (interpretation ? interpretation->str : ""), MEM_VIEW_COL_DATA, val, -1);
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if (interpretation)
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g_string_free(interpretation, TRUE);
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}
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static void info_bar_show_message(GtkInfoBar *info_bar, GtkMessageType type, const char *format, ...)
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{
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GString *string;
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va_list args;
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GtkWidget *content;
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GList *children, *iter;
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GtkWidget *label;
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va_start(args, format);
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string = g_string_new(NULL);
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g_string_vprintf(string, format, args);
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va_end(args);
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content = gtk_info_bar_get_content_area(info_bar);
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children = gtk_container_get_children(GTK_CONTAINER(content));
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for (iter = children; iter; iter = g_list_next(iter))
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gtk_widget_destroy(GTK_WIDGET(iter->data));
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g_list_free(children);
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label = gtk_label_new(string->str);
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gtk_container_add(GTK_CONTAINER(content), label);
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gtk_widget_show(label);
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gtk_info_bar_set_message_type(info_bar, type);
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gtk_widget_show(GTK_WIDGET(info_bar));
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gtk_info_bar_set_revealed(info_bar, TRUE);
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g_string_free(string, TRUE);
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}
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static bool check_err_mem_header(struct safety_memory_header *header, uint32_t *expected)
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{
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uint32_t crc;
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crc = calculate_stm_crc((uint32_t *)header, sizeof(*header) / sizeof(uint32_t) - 1);
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if (expected)
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*expected = crc;
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if (crc == header->crc)
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return true;
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else
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return false;
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}
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static GString *new_string_printf(const char *fmt, ...)
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{
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GString *string;
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va_list args;
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va_start(args, fmt);
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string = g_string_new(NULL);
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g_string_vprintf(string, fmt, args);
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va_end(args);
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return string;
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}
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static void show_error_memory(GtkTreeView *tree_view, const unsigned char *memory, size_t len)
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{
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GtkTreeStore *store;
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GtkTreeIter iter;
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GtkTreeIter iter2;
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GtkTreeIter *parent_iter, *child_iter;
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enum entry_state state;
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GString *interpret;
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bool valid;
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bool analyze_further = true;
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struct safety_memory_header header;
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unsigned int i;
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uint32_t dat, expected_value;
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store = GTK_TREE_STORE(gtk_tree_view_get_model(tree_view));
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gtk_tree_store_clear(store);
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for (i = 0; i < len / 4; i++) {
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valid = false;
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interpret = NULL;
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dat = memory[i*4];
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dat |= ((uint32_t)memory[i*4+1]) << 8;
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dat |= ((uint32_t)memory[i*4+2]) << 16;
|
||||
dat |= ((uint32_t)memory[i*4+3]) << 24;
|
||||
|
||||
state = ENTRY_STATE_NOT_PARSED;
|
||||
|
||||
if (!analyze_further) {
|
||||
interpret = g_string_new("Not analyzed due to previous error");
|
||||
state = ENTRY_STATE_NOT_PARSED;
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
goto print;
|
||||
}
|
||||
/* Parse header */
|
||||
switch (i) {
|
||||
case 0: /* Magic */
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
append_data(store, parent_iter, child_iter, new_string_printf("Header"), ENTRY_STATE_BLOCK, i * 4, dat);
|
||||
parent_iter = child_iter;
|
||||
child_iter = &iter2;
|
||||
if (dat == SAFETY_MEMORY_MAGIC) {
|
||||
valid = true;
|
||||
interpret = g_string_new("Valid Header Magic");
|
||||
} else {
|
||||
interpret = g_string_new("Invalid Header Magic");
|
||||
analyze_further = false;
|
||||
}
|
||||
header.magic = dat;
|
||||
break;
|
||||
case 1:
|
||||
header.boot_status_offset = dat;
|
||||
|
||||
valid = true;
|
||||
interpret = new_string_printf("Boot status offset addr: %u", dat);
|
||||
break;
|
||||
case 2:
|
||||
header.config_overrides_offset = dat;
|
||||
interpret = new_string_printf("Config override offset addr: %u", dat);
|
||||
valid = true;
|
||||
break;
|
||||
case 3:
|
||||
header.config_overrides_len = dat;
|
||||
interpret = new_string_printf("Config override length: %u", dat);
|
||||
valid = true;
|
||||
break;
|
||||
case 4:
|
||||
header.err_memory_offset = dat;
|
||||
interpret = new_string_printf("Error memory offset addr: %u", dat);
|
||||
valid = true;
|
||||
break;
|
||||
case 5:
|
||||
header.err_memory_end = dat;
|
||||
interpret = new_string_printf("Error memory end ptr: %u", dat);
|
||||
valid = true;
|
||||
break;
|
||||
case 6:
|
||||
header.crc = dat;
|
||||
valid = check_err_mem_header(&header, &expected_value);
|
||||
if (valid) {
|
||||
interpret = new_string_printf("Header CRC: 0x%08X", dat);
|
||||
} else {
|
||||
|
||||
interpret = new_string_printf("Invalid CRC: 0x%08X | Expected: 0x%08X", dat, expected_value);
|
||||
analyze_further = false;
|
||||
}
|
||||
break;
|
||||
}
|
||||
if (i <= 6) {
|
||||
state = ENTRY_STATE_INVALID;
|
||||
goto print;
|
||||
}
|
||||
|
||||
/* Check if we're in the boot status structure */
|
||||
if (i >= header.boot_status_offset && i < header.boot_status_offset + sizeof(struct safety_memory_boot_status) / 4) {
|
||||
if (i == header.boot_status_offset) {
|
||||
/* First entry of boot status struct */
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
interpret = new_string_printf("Boot Status Struct");
|
||||
append_data(store, parent_iter, child_iter, interpret, ENTRY_STATE_BLOCK, i * 4, dat);
|
||||
parent_iter = &iter;
|
||||
child_iter = &iter2;
|
||||
interpret = NULL;
|
||||
}
|
||||
switch (i - header.boot_status_offset) {
|
||||
case 0:
|
||||
interpret = new_string_printf("%s into bootloader", (dat ? "Boot" : "Do not boot"));
|
||||
valid = true;
|
||||
break;
|
||||
case 1:
|
||||
interpret = new_string_printf("Code %s been updated", (dat ? "has" : "hasn't"));
|
||||
valid = true;
|
||||
break;
|
||||
case 2:
|
||||
interpret = new_string_printf("Panic %s", (dat ? "occured" : "did not occur"));
|
||||
valid = true;
|
||||
break;
|
||||
default:
|
||||
valid = false;
|
||||
interpret = new_string_printf("Value undefined!");
|
||||
break;
|
||||
}
|
||||
state = ENTRY_STATE_INVALID;
|
||||
goto print;
|
||||
}
|
||||
|
||||
if (i >= header.config_overrides_offset && i < (header.config_overrides_offset + header.config_overrides_len)) {
|
||||
if (i == header.config_overrides_offset) {
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
append_data(store, parent_iter, child_iter,
|
||||
new_string_printf("Config Overrides"),
|
||||
ENTRY_STATE_BLOCK, i * 4, dat);
|
||||
parent_iter = child_iter;
|
||||
child_iter = &iter2;
|
||||
}
|
||||
|
||||
interpret = new_string_printf("Config Overrides not yet implemented");
|
||||
valid = true;
|
||||
state = ENTRY_STATE_INVALID;
|
||||
goto print;
|
||||
}
|
||||
|
||||
if (i >= header.err_memory_offset && i < header.err_memory_end) {
|
||||
if (i == header.err_memory_offset) {
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
append_data(store, parent_iter, child_iter,
|
||||
new_string_printf("Error Memory (length: %d)", header.err_memory_end - header.err_memory_offset),
|
||||
ENTRY_STATE_BLOCK, i * 4, dat);
|
||||
parent_iter = child_iter;
|
||||
child_iter = &iter2;
|
||||
}
|
||||
|
||||
switch (dat) {
|
||||
case SAFETY_MEMORY_NOP_ENTRY:
|
||||
valid = true;
|
||||
interpret = new_string_printf("Error Memory NOP");
|
||||
break;
|
||||
default:
|
||||
if ((dat & 0xFFU) == 0x51U) {
|
||||
valid = true;
|
||||
interpret = new_string_printf("Err memory Entry");
|
||||
} else
|
||||
interpret = new_string_printf("Invalid error memory entry");
|
||||
break;
|
||||
}
|
||||
state = ENTRY_STATE_INVALID;
|
||||
goto print;
|
||||
}
|
||||
|
||||
if (i == header.err_memory_end) {
|
||||
expected_value = calculate_stm_crc((uint32_t *)memory, header.err_memory_end);
|
||||
if (expected_value == dat) {
|
||||
interpret = new_string_printf("Valid Memory CRC");
|
||||
valid = true;
|
||||
} else {
|
||||
interpret = new_string_printf("Invalid CRC. Expected: 0x%08X", expected_value);
|
||||
}
|
||||
state = ENTRY_STATE_INVALID;
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
goto print;
|
||||
}
|
||||
|
||||
parent_iter = NULL;
|
||||
child_iter = &iter;
|
||||
print:
|
||||
if (state != ENTRY_STATE_NOT_PARSED) {
|
||||
state = (valid ? ENTRY_STATE_VALID : ENTRY_STATE_INVALID);
|
||||
}
|
||||
append_data(store, parent_iter, child_iter, interpret, state, i * 4, dat);
|
||||
}
|
||||
|
||||
|
||||
if (!store)
|
||||
return;
|
||||
}
|
||||
|
||||
void setup_tree_view(GtkTreeView *tree_view)
|
||||
{
|
||||
GtkListStore *list_store;
|
||||
GtkTreeStore *tree_store;
|
||||
GtkCellRenderer *string_renderer;
|
||||
GtkCellRenderer *hex_renderer;
|
||||
GtkTreeViewColumn *column;
|
||||
|
||||
g_return_if_fail(GTK_IS_TREE_VIEW(tree_view));
|
||||
|
||||
list_store = gtk_list_store_new(MEM_VIEW_COLUMN_COUNT, G_TYPE_UINT, G_TYPE_UINT, G_TYPE_STRING);
|
||||
gtk_tree_view_set_model(tree_view, GTK_TREE_MODEL(list_store));
|
||||
tree_store = gtk_tree_store_new(MEM_VIEW_COLUMN_COUNT, G_TYPE_UINT, G_TYPE_UINT, G_TYPE_STRING, GDK_TYPE_RGBA);
|
||||
gtk_tree_view_set_model(tree_view, GTK_TREE_MODEL(tree_store));
|
||||
|
||||
string_renderer = gtk_cell_renderer_text_new();
|
||||
hex_renderer = err_mem_view_address_cell_renderer_new();
|
||||
hex_renderer = err_mem_view_hex_cell_renderer_new();
|
||||
|
||||
column = gtk_tree_view_column_new_with_attributes("Address", hex_renderer, "hex-num", MEM_VIEW_COL_ADDRESS, NULL);
|
||||
column = gtk_tree_view_column_new_with_attributes("Address", hex_renderer, "hex-num", MEM_VIEW_COL_ADDRESS, "foreground-rgba", MEM_VIEW_COLOR, NULL);
|
||||
gtk_tree_view_append_column(tree_view, column);
|
||||
column = gtk_tree_view_column_new_with_attributes("Data", hex_renderer, "hex-num", MEM_VIEW_COL_DATA, NULL);
|
||||
column = gtk_tree_view_column_new_with_attributes("Data", hex_renderer, "hex-num", MEM_VIEW_COL_DATA, "foreground-rgba", MEM_VIEW_COLOR, NULL);
|
||||
gtk_tree_view_append_column(tree_view, column);
|
||||
column = gtk_tree_view_column_new_with_attributes("Interpretation", string_renderer, "text", MEM_VIEW_COL_INTERPRETATION, NULL);
|
||||
column = gtk_tree_view_column_new_with_attributes("Interpretation", string_renderer, "text", MEM_VIEW_COL_INTERPRETATION, "foreground-rgba", MEM_VIEW_COLOR, NULL);
|
||||
gtk_tree_view_append_column(tree_view, column);
|
||||
}
|
||||
|
||||
static int64_t get_file_size(int file)
|
||||
static ptrdiff_t get_file_size(const char *filename)
|
||||
{
|
||||
off_t size;
|
||||
struct stat file_stat;
|
||||
int res;
|
||||
ptrdiff_t size;
|
||||
|
||||
res = stat(filename, &file_stat);
|
||||
|
||||
if (!file)
|
||||
return -1L;
|
||||
if (res)
|
||||
size = -1UL;
|
||||
else
|
||||
size = (ptrdiff_t)file_stat.st_size;
|
||||
|
||||
size = lseek(file, 0, SEEK_END);
|
||||
if (size == (off_t)-1)
|
||||
return -1;
|
||||
return size;
|
||||
|
||||
|
||||
return (int64_t)size;
|
||||
}
|
||||
|
||||
static const char *map_file_to_memory(const char *name, size_t *detected_size)
|
||||
/**
|
||||
* @brief Loads a file to memory and decodes it using base64
|
||||
* @param name Filename
|
||||
* @param detected_size detected Size of the ouput generated
|
||||
* @return Buffer of decoded data with size \p detected_size, NULL in case of an error.
|
||||
* @note Return buffer is allocated on heap. Use free() to free the memory.
|
||||
*/
|
||||
static char *load_file_to_memory(const char *name, size_t *detected_size)
|
||||
{
|
||||
const char *ret = NULL;
|
||||
int file;
|
||||
int64_t file_size;
|
||||
ptrdiff_t size;
|
||||
FILE *f;
|
||||
char *ret = NULL;
|
||||
size_t read_bytes;
|
||||
gsize decoded_size;
|
||||
|
||||
file = open(name, O_RDONLY);
|
||||
if (file < 0)
|
||||
size = get_file_size(name);
|
||||
if (size <= 0)
|
||||
goto exit;
|
||||
|
||||
file_size = get_file_size(file);
|
||||
if (file_size < 0)
|
||||
goto exit;
|
||||
f = fopen(name, "rb");
|
||||
ret = (char *)malloc(size + 1);
|
||||
if (!ret)
|
||||
goto exit_close_file;
|
||||
|
||||
read_bytes = fread(ret, 1UL, (size_t)size, f);
|
||||
if (read_bytes != (size_t)size) {
|
||||
free(ret);
|
||||
ret = NULL;
|
||||
goto exit_close_file;
|
||||
}
|
||||
|
||||
ret[size] = '\0';
|
||||
|
||||
g_base64_decode_inplace(ret, &decoded_size);
|
||||
if (decoded_size == 0) {
|
||||
free(ret);
|
||||
ret = NULL;
|
||||
goto exit_close_file;
|
||||
}
|
||||
|
||||
if (detected_size)
|
||||
*detected_size = (size_t)file_size;
|
||||
|
||||
ret = (const char *)mmap(NULL, (size_t)file_size, PROT_READ, MAP_SHARED, file, (off_t)0L);
|
||||
*detected_size = (size_t)decoded_size;
|
||||
exit_close_file:
|
||||
fclose(f);
|
||||
exit:
|
||||
return ret;
|
||||
}
|
||||
|
||||
G_MODULE_EXPORT
|
||||
void info_bar_close_cb(GtkInfoBar *info_bar, gpointer user_data)
|
||||
{
|
||||
(void)user_data;
|
||||
|
||||
gtk_info_bar_set_revealed(info_bar, FALSE);
|
||||
}
|
||||
|
||||
G_MODULE_EXPORT
|
||||
void open_button_clicked_cb(GtkButton *button, gpointer *user_data)
|
||||
{
|
||||
@ -109,15 +452,18 @@ void open_button_clicked_cb(GtkButton *button, gpointer *user_data)
|
||||
gint res;
|
||||
gchar *filename;
|
||||
|
||||
|
||||
dialog = GTK_DIALOG(gtk_file_chooser_dialog_new("Open File", GTK_WINDOW(data->borrowed_main_window),
|
||||
GTK_FILE_CHOOSER_ACTION_OPEN,
|
||||
"Cancel", GTK_RESPONSE_CANCEL,
|
||||
"Open", GTK_RESPONSE_ACCEPT,
|
||||
NULL));
|
||||
GTK_FILE_CHOOSER_ACTION_OPEN,
|
||||
"Cancel", GTK_RESPONSE_CANCEL,
|
||||
"Open", GTK_RESPONSE_ACCEPT,
|
||||
NULL));
|
||||
res = gtk_dialog_run(dialog);
|
||||
if (res == GTK_RESPONSE_ACCEPT) {
|
||||
filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
|
||||
data->error_memory_data = map_file_to_memory(filename, &data->file_size);
|
||||
if (data->error_memory_data)
|
||||
free((void *)data->error_memory_data);
|
||||
data->error_memory_data = load_file_to_memory(filename, &data->file_size);
|
||||
if (!data->error_memory_data) {
|
||||
g_warning("File could not be loaded");
|
||||
g_free(filename);
|
||||
@ -126,9 +472,19 @@ void open_button_clicked_cb(GtkButton *button, gpointer *user_data)
|
||||
|
||||
gtk_header_bar_set_subtitle(data->borrowed_header_bar, filename);
|
||||
g_free(filename);
|
||||
} else {
|
||||
goto ret_destroy_dialog;
|
||||
}
|
||||
|
||||
tree_view_show_error_memory(data->borrowed_tree_view, data->error_memory_data, data->file_size);
|
||||
if (data->file_size % 4 || data->file_size == 0) {
|
||||
free((void *)data->error_memory_data);
|
||||
data->error_memory_data = NULL;
|
||||
info_bar_show_message(data->borrowed_info_bar, GTK_MESSAGE_WARNING,
|
||||
"Data must be base64 encoded and must contain full 32 bit words of data.");
|
||||
goto ret_destroy_dialog;
|
||||
}
|
||||
|
||||
show_error_memory(data->borrowed_tree_view, (const unsigned char *)data->error_memory_data, data->file_size);
|
||||
|
||||
ret_destroy_dialog:
|
||||
gtk_widget_destroy(GTK_WIDGET(dialog));
|
||||
@ -136,21 +492,21 @@ ret_destroy_dialog:
|
||||
|
||||
static void app_activated(GApplication *app, gpointer user_data)
|
||||
{
|
||||
(void)user_data;
|
||||
struct application_data *data = (struct application_data *)user_data;
|
||||
GtkBuilder *builder;
|
||||
GtkWindow *main_window;
|
||||
static struct application_data data;
|
||||
|
||||
builder = gtk_builder_new_from_resource("/gui/main");
|
||||
main_window = GTK_WINDOW(gtk_builder_get_object(builder, "main-window"));
|
||||
data.borrowed_main_window = GTK_WIDGET(main_window);
|
||||
data.error_memory_data = NULL;
|
||||
data.borrowed_tree_view = GTK_TREE_VIEW(gtk_builder_get_object(builder, "error-mem-tree-view"));
|
||||
data.borrowed_header_bar = GTK_HEADER_BAR(gtk_builder_get_object(builder, "header-bar"));
|
||||
data->borrowed_main_window = GTK_WIDGET(main_window);
|
||||
data->error_memory_data = NULL;
|
||||
data->borrowed_tree_view = GTK_TREE_VIEW(gtk_builder_get_object(builder, "error-mem-tree-view"));
|
||||
data->borrowed_header_bar = GTK_HEADER_BAR(gtk_builder_get_object(builder, "header-bar"));
|
||||
data->borrowed_info_bar = GTK_INFO_BAR(gtk_builder_get_object(builder, "info-bar"));
|
||||
|
||||
setup_tree_view(data.borrowed_tree_view);
|
||||
setup_tree_view(data->borrowed_tree_view);
|
||||
|
||||
gtk_builder_connect_signals(builder, &data);
|
||||
gtk_builder_connect_signals(builder, data);
|
||||
g_object_unref(builder);
|
||||
gtk_application_add_window(GTK_APPLICATION(app), main_window);
|
||||
gtk_widget_show(GTK_WIDGET(main_window));
|
||||
@ -160,14 +516,17 @@ static int start_gui(int argc, char **argv)
|
||||
{
|
||||
int ret = 0;
|
||||
GtkApplication *g_app;
|
||||
static struct application_data data;
|
||||
|
||||
/* Create a new G application which will start a completely new process for each call to the program (NON_UNIQUE) instead
|
||||
* of creating an additional window in the same process
|
||||
*/
|
||||
g_app = gtk_application_new("de.shimatta.reflow.error-mem-viewer", G_APPLICATION_NON_UNIQUE);
|
||||
g_signal_connect(g_app, "activate", G_CALLBACK(app_activated), NULL);
|
||||
g_signal_connect(g_app, "activate", G_CALLBACK(app_activated), &data);
|
||||
ret = g_application_run(G_APPLICATION(g_app), argc, argv);
|
||||
g_object_unref(g_app);
|
||||
if (data.error_memory_data)
|
||||
free((void *)data.error_memory_data);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user