2002-05-01 04:52:08 +08:00
|
|
|
/* rdflib - manipulate RDOFF library files (.rdl) */
|
|
|
|
|
2002-05-01 04:58:18 +08:00
|
|
|
/*
|
|
|
|
* an rdoff library is simply a sequence of RDOFF object files, each
|
|
|
|
* preceded by the name of the module, an ASCII string of up to 255
|
2007-04-12 10:40:54 +08:00
|
|
|
* int8_tacters, terminated by a zero.
|
2002-05-04 13:42:30 +08:00
|
|
|
*
|
|
|
|
* When a library is being created, special signature block is placed
|
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|
|
* in the beginning of the file. It is a string 'RDLIB' followed by a
|
2007-04-12 10:40:54 +08:00
|
|
|
* version number, then int32_t content size and a int32_t time stamp.
|
2002-05-04 13:42:30 +08:00
|
|
|
* The module name of the signature block is '.sig'.
|
|
|
|
*
|
2002-05-01 04:58:18 +08:00
|
|
|
*
|
2002-05-01 05:06:16 +08:00
|
|
|
* There may be an optional directory placed on the end of the file.
|
|
|
|
* The format of the directory will be 'RDLDD' followed by a version
|
|
|
|
* number, followed by the length of the directory, and then the
|
|
|
|
* directory, the format of which has not yet been designed.
|
|
|
|
* The module name of the directory must be '.dir'.
|
2002-05-01 04:58:18 +08:00
|
|
|
*
|
2002-05-04 13:42:30 +08:00
|
|
|
* All module names beginning with '.' are reserved for possible future
|
|
|
|
* extensions. The linker ignores all such modules, assuming they have
|
2007-04-12 10:40:54 +08:00
|
|
|
* the format of a six byte type & version identifier followed by int32_t
|
2002-05-04 13:42:30 +08:00
|
|
|
* content size, followed by data.
|
2002-05-01 04:58:18 +08:00
|
|
|
*/
|
2002-05-01 04:52:08 +08:00
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|
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|
|
#include <stdio.h>
|
2002-12-06 03:33:20 +08:00
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|
|
#include <stdlib.h>
|
2003-12-12 14:18:07 +08:00
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|
|
#include <unistd.h>
|
2002-05-01 04:52:08 +08:00
|
|
|
#include <errno.h>
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|
|
#include <string.h>
|
2002-05-04 13:42:30 +08:00
|
|
|
#include <time.h>
|
2007-04-13 00:23:11 +08:00
|
|
|
#include <inttypes.h>
|
2002-05-01 04:52:08 +08:00
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|
|
|
|
|
|
/* functions supported:
|
2002-05-01 05:06:16 +08:00
|
|
|
* create a library (no extra operands required)
|
|
|
|
* add a module from a library (requires filename and name to give mod.)
|
|
|
|
* replace a module in a library (requires given name and filename)
|
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|
|
* delete a module from a library (requires given name)
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|
|
* extract a module from the library (requires given name and filename)
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|
|
|
* list modules
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|
|
|
*/
|
2002-05-01 04:52:08 +08:00
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|
2007-04-12 10:40:54 +08:00
|
|
|
const int8_t *usage =
|
2005-01-16 06:15:51 +08:00
|
|
|
"usage:\n"
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|
|
" rdflib x libname [extra operands]\n\n"
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|
|
" where x is one of:\n"
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|
|
" c - create library\n"
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|
|
" a - add module (operands = filename module-name)\n"
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|
|
" x - extract (module-name filename)\n"
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|
|
" r - replace (module-name filename)\n"
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|
|
" d - delete (module-name)\n" " t - list\n";
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|
2002-05-04 13:42:30 +08:00
|
|
|
/* Library signature */
|
2007-04-12 10:40:54 +08:00
|
|
|
const int8_t *rdl_signature = "RDLIB2", *sig_modname = ".sig";
|
2002-05-01 04:52:08 +08:00
|
|
|
|
2007-04-13 00:23:11 +08:00
|
|
|
char **_argv;
|
2002-05-01 04:52:08 +08:00
|
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|
|
2005-01-16 06:15:51 +08:00
|
|
|
#define _ENDIANNESS 0 /* 0 for little, 1 for big */
|
2002-05-01 04:52:08 +08:00
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|
|
2007-04-12 10:40:54 +08:00
|
|
|
static void int32_ttolocal(int32_t *l)
|
2002-05-01 04:52:08 +08:00
|
|
|
{
|
|
|
|
#if _ENDIANNESS
|
2007-04-12 10:40:54 +08:00
|
|
|
uint8_t t;
|
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|
|
uint8_t *p = (uint8_t *)l;
|
2002-05-01 04:52:08 +08:00
|
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|
|
t = p[0];
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|
|
p[0] = p[3];
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|
|
p[3] = t;
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|
|
t = p[1];
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|
|
p[1] = p[2];
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|
|
p[2] = p[1];
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|
|
#endif
|
|
|
|
}
|
|
|
|
|
2007-04-12 10:40:54 +08:00
|
|
|
int8_t copybytes(FILE * fp, FILE * fp2, int n)
|
2002-05-01 04:52:08 +08:00
|
|
|
{
|
2002-05-01 04:58:18 +08:00
|
|
|
int i, t = 0;
|
2002-05-01 04:52:08 +08:00
|
|
|
|
2005-01-16 06:15:51 +08:00
|
|
|
for (i = 0; i < n; i++) {
|
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|
|
t = fgetc(fp);
|
|
|
|
if (t == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: premature end of file in '%s'\n",
|
|
|
|
_argv[2]);
|
|
|
|
exit(1);
|
|
|
|
}
|
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|
|
if (fp2)
|
|
|
|
if (fputc(t, fp2) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
2002-05-01 04:52:08 +08:00
|
|
|
}
|
2007-04-12 10:40:54 +08:00
|
|
|
return (int8_t)t; /* return last int8_t read */
|
2002-05-01 04:52:08 +08:00
|
|
|
}
|
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|
2007-04-12 10:40:54 +08:00
|
|
|
int32_t copyint32_t(FILE * fp, FILE * fp2)
|
2002-05-01 04:52:08 +08:00
|
|
|
{
|
2007-04-12 10:40:54 +08:00
|
|
|
int32_t l;
|
2005-01-16 06:15:51 +08:00
|
|
|
int i, t;
|
2007-04-12 10:40:54 +08:00
|
|
|
uint8_t *p = (uint8_t *)&l;
|
2005-01-16 06:15:51 +08:00
|
|
|
|
|
|
|
for (i = 0; i < 4; i++) { /* skip magic no */
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|
|
|
t = fgetc(fp);
|
|
|
|
if (t == EOF) {
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|
|
|
fprintf(stderr, "rdflib: premature end of file in '%s'\n",
|
|
|
|
_argv[2]);
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
if (fp2)
|
|
|
|
if (fputc(t, fp2) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
*p++ = t;
|
2002-05-01 04:52:08 +08:00
|
|
|
}
|
2007-04-12 10:40:54 +08:00
|
|
|
int32_ttolocal(&l);
|
2002-05-01 04:52:08 +08:00
|
|
|
return l;
|
|
|
|
}
|
|
|
|
|
2007-04-13 00:23:11 +08:00
|
|
|
int main(int argc, char **argv)
|
2002-05-01 04:52:08 +08:00
|
|
|
{
|
2002-05-04 13:42:30 +08:00
|
|
|
FILE *fp, *fp2 = NULL, *fptmp;
|
2007-04-12 10:40:54 +08:00
|
|
|
int8_t *p, buf[256], c;
|
2002-05-01 04:52:08 +08:00
|
|
|
int i;
|
2007-04-12 10:40:54 +08:00
|
|
|
int32_t l;
|
2002-05-04 13:42:30 +08:00
|
|
|
time_t t;
|
2007-04-12 10:40:54 +08:00
|
|
|
int8_t rdbuf[10];
|
2002-05-01 04:52:08 +08:00
|
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|
|
_argv = argv;
|
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|
|
|
2005-01-16 06:15:51 +08:00
|
|
|
if (argc < 3 || !strncmp(argv[1], "-h", 2)
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|
|
|| !strncmp(argv[1], "--h", 3)) {
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|
|
printf(usage);
|
|
|
|
exit(1);
|
2002-05-01 04:52:08 +08:00
|
|
|
}
|
|
|
|
|
2005-01-16 06:15:51 +08:00
|
|
|
switch (argv[1][0]) {
|
|
|
|
case 'c': /* create library */
|
|
|
|
fp = fopen(argv[2], "wb");
|
|
|
|
if (!fp) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[2]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
fwrite(sig_modname, 1, strlen(sig_modname) + 1, fp);
|
|
|
|
fwrite(rdl_signature, 1, strlen(rdl_signature), fp);
|
|
|
|
l = sizeof(t = time(NULL));
|
|
|
|
fwrite(&l, sizeof(l), 1, fp);
|
|
|
|
fwrite(&t, 1, l, fp);
|
|
|
|
fclose(fp);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'a': /* add module */
|
|
|
|
if (argc < 5) {
|
|
|
|
fprintf(stderr, "rdflib: required parameter missing\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
fp = fopen(argv[2], "ab");
|
|
|
|
if (!fp) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[2]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
fp2 = fopen(argv[3], "rb");
|
|
|
|
if (!fp2) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[3]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
p = argv[4];
|
|
|
|
do {
|
|
|
|
if (fputc(*p, fp) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
} while (*p++);
|
|
|
|
|
|
|
|
while (!feof(fp2)) {
|
|
|
|
i = fgetc(fp2);
|
|
|
|
if (i == EOF) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (fputc(i, fp) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fp2);
|
|
|
|
fclose(fp);
|
|
|
|
break;
|
2002-05-01 04:52:08 +08:00
|
|
|
|
|
|
|
case 'x':
|
2005-01-16 06:15:51 +08:00
|
|
|
if (argc < 5) {
|
|
|
|
fprintf(stderr, "rdflib: required parameter missing\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
2002-05-01 05:06:16 +08:00
|
|
|
case 't':
|
2005-01-16 06:15:51 +08:00
|
|
|
fp = fopen(argv[2], "rb");
|
|
|
|
if (!fp) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[2]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
fp2 = NULL;
|
|
|
|
while (!feof(fp)) {
|
|
|
|
/* read name */
|
|
|
|
p = buf;
|
2007-04-12 10:40:54 +08:00
|
|
|
while ((*(p++) = (int8_t)fgetc(fp)))
|
2005-01-16 06:15:51 +08:00
|
|
|
if (feof(fp))
|
|
|
|
break;
|
|
|
|
|
|
|
|
if (feof(fp))
|
|
|
|
break;
|
|
|
|
|
|
|
|
fp2 = NULL;
|
|
|
|
if (argv[1][0] == 'x') {
|
|
|
|
/* check against desired name */
|
|
|
|
if (!strcmp(buf, argv[3])) {
|
|
|
|
fp2 = fopen(argv[4], "wb");
|
|
|
|
if (!fp2) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n",
|
|
|
|
argv[4]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
printf("%-40s ", buf);
|
|
|
|
|
|
|
|
/* step over the RDOFF file, extracting type information for
|
|
|
|
* the listing, and copying it if fp2 != NULL */
|
|
|
|
|
|
|
|
if (buf[0] == '.') {
|
|
|
|
|
|
|
|
if (argv[1][0] == 't')
|
|
|
|
for (i = 0; i < 6; i++)
|
|
|
|
printf("%c", copybytes(fp, fp2, 1));
|
|
|
|
else
|
|
|
|
copybytes(fp, fp2, 6);
|
|
|
|
|
2007-04-12 10:40:54 +08:00
|
|
|
l = copyint32_t(fp, fp2);
|
2005-01-16 06:15:51 +08:00
|
|
|
|
|
|
|
if (argv[1][0] == 't')
|
|
|
|
printf(" %ld bytes content\n", l);
|
|
|
|
|
|
|
|
copybytes(fp, fp2, l);
|
|
|
|
} else if ((c = copybytes(fp, fp2, 6)) >= '2') { /* version 2 or above */
|
2007-04-12 10:40:54 +08:00
|
|
|
l = copyint32_t(fp, fp2);
|
2005-01-16 06:15:51 +08:00
|
|
|
|
|
|
|
if (argv[1][0] == 't')
|
|
|
|
printf("RDOFF%c %ld bytes content\n", c, l);
|
|
|
|
copybytes(fp, fp2, l); /* entire object */
|
|
|
|
} else {
|
|
|
|
if (argv[1][0] == 't')
|
|
|
|
printf("RDOFF1\n");
|
|
|
|
/*
|
|
|
|
* version 1 object, so we don't have an object content
|
|
|
|
* length field.
|
|
|
|
*/
|
2007-04-12 10:40:54 +08:00
|
|
|
copybytes(fp, fp2, copyint32_t(fp, fp2)); /* header */
|
|
|
|
copybytes(fp, fp2, copyint32_t(fp, fp2)); /* text */
|
|
|
|
copybytes(fp, fp2, copyint32_t(fp, fp2)); /* data */
|
2005-01-16 06:15:51 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
if (fp2)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
fclose(fp);
|
|
|
|
if (fp2)
|
|
|
|
fclose(fp2);
|
|
|
|
else if (argv[1][0] == 'x') {
|
|
|
|
fprintf(stderr, "rdflib: module '%s' not found in '%s'\n",
|
|
|
|
argv[3], argv[2]);
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'r': /* replace module */
|
|
|
|
argc--;
|
|
|
|
case 'd': /* delete module */
|
|
|
|
if (argc < 4) {
|
|
|
|
fprintf(stderr, "rdflib: required parameter missing\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
fp = fopen(argv[2], "rb");
|
|
|
|
if (!fp) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[2]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (argv[1][0] == 'r') {
|
|
|
|
fp2 = fopen(argv[4], "rb");
|
|
|
|
if (!fp2) {
|
|
|
|
fprintf(stderr, "rdflib: could not open '%s'\n", argv[4]);
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fptmp = tmpfile();
|
|
|
|
if (!fptmp) {
|
|
|
|
fprintf(stderr, "rdflib: could not open temporary file\n");
|
|
|
|
perror("rdflib");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* copy library into temporary file */
|
|
|
|
fseek(fp, 0, SEEK_END); /* get file length */
|
|
|
|
l = ftell(fp);
|
|
|
|
fseek(fp, 0, SEEK_SET);
|
|
|
|
copybytes(fp, fptmp, l);
|
|
|
|
rewind(fptmp);
|
|
|
|
freopen(argv[2], "wb", fp);
|
|
|
|
|
|
|
|
while (!feof(fptmp)) {
|
|
|
|
/* read name */
|
|
|
|
p = buf;
|
2007-04-12 10:40:54 +08:00
|
|
|
while ((*(p++) = (int8_t)fgetc(fptmp)))
|
2005-01-16 06:15:51 +08:00
|
|
|
if (feof(fptmp))
|
|
|
|
break;
|
|
|
|
|
|
|
|
if (feof(fptmp))
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* check against desired name */
|
|
|
|
if (!strcmp(buf, argv[3])) {
|
|
|
|
fread(p = rdbuf, 1, sizeof(rdbuf), fptmp);
|
2007-04-12 10:40:54 +08:00
|
|
|
l = *(int32_t *)(p + 6);
|
2005-01-16 06:15:51 +08:00
|
|
|
fseek(fptmp, l, SEEK_CUR);
|
|
|
|
break;
|
|
|
|
} else {
|
|
|
|
fwrite(buf, 1, strlen(buf) + 1, fp); /* module name */
|
|
|
|
if ((c = copybytes(fptmp, fp, 6)) >= '2') {
|
2007-04-12 10:40:54 +08:00
|
|
|
l = copyint32_t(fptmp, fp); /* version 2 or above */
|
2005-01-16 06:15:51 +08:00
|
|
|
copybytes(fptmp, fp, l); /* entire object */
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (argv[1][0] == 'r') {
|
|
|
|
/* copy new module into library */
|
|
|
|
p = argv[3];
|
|
|
|
do {
|
|
|
|
if (fputc(*p, fp) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
} while (*p++);
|
|
|
|
|
|
|
|
while (!feof(fp2)) {
|
|
|
|
i = fgetc(fp2);
|
|
|
|
if (i == EOF) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (fputc(i, fp) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fp2);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* copy rest of library if any */
|
|
|
|
while (!feof(fptmp)) {
|
|
|
|
i = fgetc(fptmp);
|
|
|
|
if (i == EOF) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (fputc(i, fp) == EOF) {
|
|
|
|
fprintf(stderr, "rdflib: write error\n");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fclose(fp);
|
|
|
|
fclose(fptmp);
|
|
|
|
break;
|
2002-05-01 04:52:08 +08:00
|
|
|
|
|
|
|
default:
|
2005-01-16 06:15:51 +08:00
|
|
|
fprintf(stderr, "rdflib: command '%c' not recognized\n",
|
|
|
|
argv[1][0]);
|
|
|
|
exit(1);
|
2002-05-01 04:52:08 +08:00
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|