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comparison cinst/main.c @ 126:898446d9d23e

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Normalize input if neccessary
author Andre Heinecke <aheinecke@intevation.de>
date Mon, 24 Mar 2014 10:13:55 +0000
parents 24fb90ef8f6a
children 4904fe01055d
comparison
equal deleted inserted replaced
125:24fb90ef8f6a 126:898446d9d23e
83 char ***to_remove) 83 char ***to_remove)
84 { 84 {
85 int lines_read = 0; 85 int lines_read = 0;
86 int readingList = 0; 86 int readingList = 0;
87 size_t list_size = 0; 87 size_t list_size = 0;
88 char buf[MAX_LINE_LENGTH + 1]; 88 char buf[MAX_LINE_LENGTH + 2];
89 89
90 if (*certificate_list || *to_install || *to_remove) { 90 if (*certificate_list || *to_install || *to_remove) {
91 printf("Error invalid parameters\n"); 91 printf("Error invalid parameters\n");
92 return -1; 92 return -1;
93 } 93 }
94 94
95 while (fgets(buf, MAX_LINE_LENGTH + 1, stdin)) { 95 while (fgets(buf, MAX_LINE_LENGTH + 1, stdin)) {
96 size_t len = strlen(buf); /* fgets ensures buf is terminated */ 96 size_t len = strlen(buf); /* fgets ensures buf is terminated */
97 if (len < 2) { 97 if (len <= 3) {
98 printf("Line to short.\n"); 98 printf("Line too short.\n");
99 return ERR_INVALID_INPUT; 99 return ERR_INVALID_INPUT;
100 } 100 }
101 if (lines_read ++ > MAX_LINES) { 101 if (lines_read ++ > MAX_LINES) {
102 printf("Too many lines\n"); 102 printf("Too many lines\n");
103 return ERR_TOO_MUCH_INPUT; 103 return ERR_TOO_MUCH_INPUT;
104 } 104 }
105
106 if (buf[len-2] != '\r') {
107 if (buf[len-1] != '\n') {
108 printf("Line too long.\n");
109 return ERR_INVALID_INPUT;
110 }
111 buf[len-1] = '\r';
112 buf[len] = '\n';
113 buf[len+1] = '\0';
114 len++;
115 }
116
105 if (strcmp("-----BEGIN CERTIFICATE LIST-----\r\n", buf) == 0){ 117 if (strcmp("-----BEGIN CERTIFICATE LIST-----\r\n", buf) == 0){
106 readingList = 1; 118 readingList = 1;
107 continue; 119 continue;
108 } 120 }
109 if (strcmp("-----END CERTIFICATE LIST-----\r\n", buf) == 0){ 121 if (strcmp("-----END CERTIFICATE LIST-----\r\n", buf) == 0){
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