FreeCalypso > hg > freecalypso-hwlab

annotate simtool/hexread.c @ 110:a6de34816297

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fc-simtool: EXT field handling bugfix in pb-dump
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 26 Jan 2021 02:52:44 +0000
parents 4aaf722ab933
children 54e33e9238b6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
101
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module contains the function for reading hex files,
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * to be used in the implementation of manual write commands.
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <sys/types.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <ctype.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <string.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <strings.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <stdio.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <stdlib.h>
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 decode_hex_digit(c)
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 if (c >= '0' && c <= '9')
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 return(c - '0');
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 if (c >= 'A' && c <= 'F')
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 return(c - 'A' + 10);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 if (c >= 'a' && c <= 'f')
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 return(c - 'a' + 10);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 return(-1);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 read_hex_data_file(filename, databuf)
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 char *filename;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 u_char *databuf;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 FILE *inf;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 unsigned count;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 int c, c2;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 inf = fopen(filename, "r");
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 if (!inf) {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 perror(filename);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 return(-1);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 for (count = 0; ; count++) {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 do
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 c = getc(inf);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 while (isspace(c));
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 if (c < 0)
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 break;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 if (!isxdigit(c)) {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 inv_input: fprintf(stderr, "%s: invalid hex file input\n",
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 filename);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 fclose(inf);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 return(-1);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 c2 = getc(inf);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 if (!isxdigit(c2))
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 goto inv_input;
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 if (count >= 255) {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 fprintf(stderr, "%s: hex input data is too long\n",
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 filename);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 fclose(inf);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 return(-1);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 databuf[count] = (decode_hex_digit(c) << 4) |
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 decode_hex_digit(c2);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 fclose(inf);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 if (!count) {
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 fprintf(stderr, "%s: no hex data input found\n", filename);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 return(-1);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 }
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 return(count);
454ff8bd0b83 fc-simtool: update-bin command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 }
109
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
68
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
69 decode_hex_data_from_string(arg, databuf)
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
70 char *arg;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
71 u_char *databuf;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
72 {
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
73 unsigned count;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
74
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
75 for (count = 0; ; count++) {
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
76 while (isspace(*arg))
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
77 arg++;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
78 if (!*arg)
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
79 break;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
80 if (!isxdigit(arg[0]) || !isxdigit(arg[1])) {
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
81 fprintf(stderr, "error: invalid hex string input\n");
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
82 return(-1);
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
83 }
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
84 if (count >= 255) {
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
85 fprintf(stderr, "error: hex input data is too long\n");
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
86 return(-1);
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
87 }
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
88 databuf[count] = (decode_hex_digit(arg[0]) << 4) |
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
89 decode_hex_digit(arg[1]);
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
90 arg += 2;
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
91 }
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
92 if (!count) {
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
93 fprintf(stderr, "error: empty hex string argument\n");
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
94 return(-1);
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
95 }
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
96 return(count);
4aaf722ab933 fc-simtool: update-bin-imm command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 101
diff changeset
97 }