filewrite.c-Dateireferenz

#include "lolevel.h"
#include "platform.h"
#include "../../../generic/filewrite.c"

Include-Abhängigkeitsdiagramm für filewrite.c:

gehe zum Quellcode dieser Datei

Datenstrukturen
struct	cam_ptp_data_chunk
struct	fwt_data_struct

Makrodefinitionen
#define	MAX_CHUNKS_FOR_FWT   7
#define	FWT_MUSTSEEK   0x40
#define	FWT_SEEKMASK   0x40

Funktionen
void	__attribute__ ((naked, noinline))

Makro-Dokumentation

#define FWT_MUSTSEEK   0x40

Definiert in Zeile 35 der Datei filewrite.c.

#define FWT_SEEKMASK   0x40

Definiert in Zeile 36 der Datei filewrite.c.

#define MAX_CHUNKS_FOR_FWT   7

Definiert in Zeile 12 der Datei filewrite.c.

Dokumentation der Funktionen

void __attribute__

(

(naked, noinline)

)

!!

Definiert in Zeile 42 der Datei filewrite.c.

                                                     {
asm volatile (
"    STMFD   SP!, {R1-R7,LR} \n"
"    LDR     R5, =0x10E44 \n"
"    MOV     R6, #0 \n"

"loc_FF367854:\n"
"    LDR     R0, [R5, #0x10] \n"
"    MOV     R2, #0 \n"
"    ADD     R1, SP, #8 \n"
"    BL      sub_0068BDE0 /*_ReceiveMessageQueue*/ \n"
"    CMP     R0, #0 \n"
"    MOVNE   R1, #0x3EC \n"
"    LDRNE   R0, =0xFF367A14 /*'dwFWrite.c'*/ \n"
"    BLNE    _DebugAssert \n"
"    LDR     R0, [SP, #8] \n"
"    LDR     R1, [R0] \n"
"    CMP     R1, #0xD \n"
"    ADDCC   PC, PC, R1, LSL#2 \n"
"    B       loc_FF367854 \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679DC \n"
"    B       loc_FF3679E4 \n"
"    B       loc_FF3678BC \n"
"    B       loc_FF367958 \n"
"    B       loc_FF367988 \n"
"    B       loc_FF367924 \n"
"    B       loc_FF367950 \n"

"loc_FF3678BC:\n"
"    MOV     R4, R5 \n"
"    STR     R6, [SP] \n"

"loc_FF3678C4:\n"
"    LDR     R0, [R4, #0x10] \n"
"    MOV     R1, SP \n"
"    BL      sub_0068C024 /*_GetNumberOfPostedMessages*/ \n"
"    LDR     R0, [SP] \n"
"    CMP     R0, #0 \n"
"    BEQ     loc_FF3678F0 \n"
"    LDR     R0, [R4, #0x10] \n"
"    MOV     R2, #0 \n"
"    ADD     R1, SP, #4 \n"
"    BL      sub_0068BDE0 /*_ReceiveMessageQueue*/ \n"
"    B       loc_FF3678C4 \n"

"loc_FF3678F0:\n"
"    LDR     R0, [R4, #4] \n"
"    CMN     R0, #1 \n"
"    BEQ     loc_FF367918 \n"
"    BL      fwt_close \n"  // --> Patched. Old value = _Close.
"    MVN     R0, #0 \n"
"    STR     R0, [R4, #4] \n"
"    LDR     R0, =0x1628F8 \n"
"    BL      sub_FF073ED8 \n"
"    MOV     R1, #0 \n"
"    BL      sub_FF072128 \n"

"loc_FF367918:\n"
"    LDR     R0, [R4, #0xC] \n"
"    BL      _GiveSemaphore \n"
"    B       loc_FF367854 \n"

"loc_FF367924:\n"
"    MOV     R4, R0 \n"
"    ADD     R0, R0, #0x58 \n"
"    BL      sub_FF073ED8 \n"
"    MOV     R1, #0 \n"
"    BL      sub_FF071FEC \n"
"    LDR     R0, [R4, #0xC] \n"
"    BL      sub_FF000370 \n"
"    ADD     R0, R4, #0x58 \n"
//mod start
"    LDR R3, =ignore_current_write\n" // !!
"    LDR R3, [R3]\n"
"    CMP R3, #0\n"
"    BNE loc_A\n" // skip creating directory
//mod end
"    BL      sub_FF01D1F0 \n"
"    ADD     R0, R4, #0x58 \n"
"    B       loc_FF3679BC \n"

"loc_FF367950:\n"
"    BL      sub_FF367534_my \n"  // --> Patched. Old value = 0xFF367534. Open stage
"    B       loc_FF367854 \n"

"loc_FF367958:\n"
"    LDR     R1, [R0, #4] \n"
"    MOV     R4, R0 \n"
"    LDR     R0, [R5, #4] \n"
"    MOV     R2, #0 \n"
"    BL      fwt_lseek \n"  // --> Patched. Old value = _lseek.
"    CMN     R0, #1 \n"
"    LDREQ   R0, =0x9200013 \n"
"    MOVEQ   R1, R4 \n"
"    STREQ   R0, [R4, #0x10] \n"
"    MOVEQ   R0, #7 \n"
"    BLEQ    sub_FF367474 \n"
"    B       loc_FF367854 \n"

"loc_FF367988:\n"
"    MOV     R4, R0 \n"
"    LDRSB   R0, [R0, #0x58] \n"
"    CMP     R0, #0 \n"
"    BEQ     loc_FF367854 \n"
"    STRB    R0, [SP, #4] \n"
"    ADD     R0, R4, #0x58 \n"
"    STRB    R6, [SP, #5] \n"
"    BL      sub_FF073ED8 \n"
"    MOV     R1, #0 \n"
"    BL      sub_FF071FEC \n"
//mod start
"    LDR R3, =ignore_current_write\n" // !!
"    LDR R3, [R3]\n"
"    CMP R3, #0\n"
"    BNE loc_B\n" // skip flushing the cache
//mod end
"    ADD     R0, SP, #4 \n"
"    BL      sub_FF070EF0 \n"
"loc_B:\n"
"    ADD     R0, R4, #0x58 \n"

"loc_FF3679BC:\n"
"loc_A:\n"
"    BL      sub_FF073ED8 \n"
"    LDR     R1, [R5, #0x18] \n"
"    BL      sub_FF072128 \n"
"    LDR     R1, [R5, #0x14] \n"
"    CMP     R1, #0 \n"
"    LDRNE   R0, [R4, #0x10] \n"
"    BLXNE   R1 \n"
"    B       loc_FF367854 \n"

"loc_FF3679DC:\n"
"    BL      sub_FF367BF0_my \n"  // --> Patched. Old value = 0xFF367BF0. Write stage
"    B       loc_FF367854 \n"

"loc_FF3679E4:\n"
"    BL      sub_FF3676C0_my \n"  // --> Patched. Old value = 0xFF3676C0. Close stage
"    B       loc_FF367854 \n"
);
}