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comparison rvinterf/etmsync/fswrite.c @ 292:3aa03b9519c0

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fc-fsio: fwrite hex string implemented
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sat, 01 Mar 2014 03:09:10 +0000
parents 69e8ae2b5ba2
children ffeea2f9d149
comparison
equal deleted inserted replaced
291:69e8ae2b5ba2 292:3aa03b9519c0
1 /* 1 /*
2 * FFS write operation commands 2 * FFS write operation commands
3 */ 3 */
4 4
5 #include <sys/types.h> 5 #include <sys/types.h>
6 #include <ctype.h>
6 #include <stdio.h> 7 #include <stdio.h>
7 #include <stdlib.h> 8 #include <stdlib.h>
8 #include <string.h> 9 #include <string.h>
9 #include <strings.h> 10 #include <strings.h>
10 #include "etm.h" 11 #include "etm.h"
97 return(ERROR_TARGET); 98 return(ERROR_TARGET);
98 } 99 }
99 return(0); 100 return(0);
100 } 101 }
101 102
103 hexdigit(c)
104 {
105 if (isdigit(c))
106 return(c - '0');
107 else if (isupper(c))
108 return(c - 'A' + 10);
109 else
110 return(c - 'a' + 10);
111 }
112
102 fwrite_hex_string(pathname, strarg) 113 fwrite_hex_string(pathname, strarg)
103 char *pathname, *strarg; 114 char *pathname, *strarg;
104 { 115 {
105 fprintf(stderr, "This function is not yet implemented\n"); 116 u_char buf[256];
106 return(ERROR_BUG); 117 int maxlen, len;
118 char *cp;
119
120 maxlen = max_short_file_write(pathname);
121 for (cp = strarg, len = 0; ; cp += 2) {
122 while (isspace(*cp))
123 cp++;
124 if (!*cp)
125 break;
126 if (!isxdigit(cp[0]) || !isxdigit(cp[1])) {
127 fprintf(stderr, "error: invalid hex string argument\n");
128 return(ERROR_USAGE);
129 }
130 if (len >= maxlen) {
131 fprintf(stderr,
132 "error: hex string exceeds write packet limit\n");
133 return(ERROR_USAGE);
134 }
135 buf[len++] = hexdigit(cp[0]) << 4 | hexdigit(cp[1]);
136 }
137 return do_short_fwrite(pathname, buf, len);
107 } 138 }
108 139
109 fwrite_from_file(pathname, srcfile) 140 fwrite_from_file(pathname, srcfile)
110 char *pathname, *srcfile; 141 char *pathname, *srcfile;
111 { 142 {