[*] Binary protection state of libwebsockets.so.12
Partial RELRO No Canary found NX disabled DSO No RPATH No RUNPATH Symbols
[*] Function fprintf tear down of libwebsockets.so.12
; assembly | /* r2dec pseudo code output */
| /* /logs/firmware/unblob_extracted/firmware_extract/56048-12514271.gzip_extract/gzip.uncompressed_extract/5243916-15068666.gzip_extract/gzip.uncompressed_extract/usr/lib/libwebsockets.so.12 @ 0x77a0 */
| #include <stdint.h>
|
; (fcn) sym.lwsl_emit_stderr () | void lwsl_emit_stderr (int32_t arg1, int32_t arg2) {
| int32_t var_8h;
| int32_t var_14h;
| int32_t var_4ch;
| r0 = arg1;
| r1 = arg2;
0x000077a0 push {r4, r5, r6, r7, lr} |
0x000077a4 ldr r4, [pc, 0xd8] | r4 = *(0x7880);
0x000077a8 ldr r5, [pc, 0xd8] | r5 = *(0x7884);
0x000077ac add r4, pc, r4 | r4 = pc + r4;
0x000077b0 ldrb r3, [r4] | r3 = *(r4);
0x000077b4 add r5, pc, r5 | r5 = pc + r5;
0x000077b8 cmp r3, 0 |
0x000077bc sub sp, sp, 0x4c |
0x000077c0 mov r7, r0 | r7 = r0;
0x000077c4 mov r6, r1 | r6 = r1;
| if (r3 == 0) {
0x000077c8 bne 0x77dc |
0x000077cc mov r0, 2 | r0 = 2;
0x000077d0 bl 0x4750 | r0 = isatty (r0);
0x000077d4 orr r0, r0, 2 | r0 |= 2;
0x000077d8 strb r0, [r4] | *(r4) = r0;
| }
0x000077dc add r4, sp, 0x14 | r4 += var_14h;
0x000077e0 mov r2, 0x32 | r2 = 0x32;
0x000077e4 mov r1, r4 | r1 = r4;
0x000077e8 mov r0, r7 | r0 = r7;
0x000077ec bl 0x4768 | fcn_00004768 ();
0x000077f0 ldr r3, [pc, 0x94] | r3 = *(0x7888);
0x000077f4 add r3, pc, r3 | r3 = pc + r3;
0x000077f8 ldrb r3, [r3] | r3 = *(r3);
0x000077fc cmp r3, 3 |
| if (r3 != 3) {
0x00007800 bne 0x7860 | goto label_0;
| }
0x00007804 mov r3, 0xa | r3 = 0xa;
0x00007808 mov r2, 0x400 | r2 = 0x400;
| do {
0x0000780c tst r7, r2 |
| if ((r7 & r2) != 0) {
0x00007810 bne 0x7824 | goto label_1;
| }
0x00007814 sub r3, r3, 1 | r3--;
0x00007818 cmn r3, 1 |
0x0000781c asr r2, r2, 1 | r2 >>= 1;
0x00007820 bne 0x780c |
| } while (r3 != 1);
| label_1:
0x00007824 ldr r2, [pc, 0x64] | r2 = *(0x788c);
0x00007828 ldr r1, [pc, 0x64] | r1 = *(0x7890);
0x0000782c add r2, pc, r2 | r2 = pc + r2;
0x00007830 add r3, r2, r3, lsl 2 | r3 = r2 + (r3 << 2);
0x00007834 ldr r2, [pc, 0x5c] | r2 = *(0x7894);
0x00007838 ldr r3, [r3, 0x34] | r3 = *((r3 + 0x34));
0x0000783c ldr r0, [r5, r2] | r0 = *((r5 + r2));
0x00007840 mov r2, 0x1b | r2 = 0x1b;
0x00007844 str r2, [sp, 8] | var_8h = r2;
0x00007848 stm sp, {r4, r6} | *(sp) = r4;
| *((sp + 4)) = r6;
0x0000784c ldr r0, [r0] | r0 = *(r0);
0x00007850 add r1, pc, r1 | r1 = pc + r1;
0x00007854 bl 0x4924 | fprintf (r0, r1, r2, r3)
| do {
0x00007858 add sp, sp, 0x4c |
0x0000785c pop {r4, r5, r6, r7, pc} |
| label_0:
0x00007860 ldr r3, [pc, 0x30] | r3 = *(0x7894);
0x00007864 ldr r1, [pc, 0x30] | r1 = *(0x7898);
0x00007868 ldr r0, [r5, r3] | r0 = *((r5 + r3));
0x0000786c mov r2, r4 | r2 = r4;
0x00007870 mov r3, r6 | r3 = r6;
0x00007874 add r1, pc, r1 | r1 = pc + r1;
0x00007878 ldr r0, [r0] | r0 = *(r0);
0x0000787c bl 0x4924 | fprintf (r0, r1, r2, r3)
0x00007880 b 0x7858 |
| } while (1);
| }
[*] Function fprintf used 3 times libwebsockets.so.12
